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VMT-1 Valve Maintenance Trailer

1. Stee e a a ee ces see ese ee see a Chapter 3 Introduction to the Equipment 0 ccc cece cece cece cece sees 13 Standard VMT ee 13 a a E a ad ale as eee eas 13 BASING sudadaeesaed 18905040 sega ho chsusOedeatde se 18 GaS ENSING segen e ee eee eee ea eee ee ees 18 Diesel Engine s ads iie i Dae a 19 Vacu m System esaea paa dara nida 20 Pressure ee oe Pe alee BAW Ree Ek eS 22 Upsraded E EET e N E OTEA 22 Hydraulic Syst me rise sais Hite eae Ble eases 23 Light Bar buds aun edhe ees eee ees oned 24 Hydrate Hose IRGC Shale oF Ae Mees 25 Locking JOD BOX 25 Spare Tire KilsciicestkcdsxdcteSoicesivSbiecsicaricesinghiuss tee shcesendess 26 Optional Eg pment Awad een was eee aS RE ee dees awe eee ceed a 21 Water Heater cheery bertaee rusti hee otan Ers EErEE 27 TM 7 Automatcd Valve EXGrciser E bene eaves 28 ERV 750 Extended Reach Valve Exe
2. Lae z g EPA a Figure 5 63 Turn the pressure washer switch to the WATER position Flip the power switch on the water heater control box to the up position Figure 5 64 Push the power switch up to turn on the water heater By NOTE The water heater has a flow check that detects water flow ing into the heater If there is no flow the heater will auto matically turn off E H Wachs Part No 77 MAN 21 Rev 1 0809 85 VMT 1 Valve Maintenance Trailer 5 Set the thermostat on the water heater control box to the desired temperature Figure 5 65 Set the water heater thermostat 6 The heater will heat the water to the temperature on the thermostat The burner will then cycle off and on as necessary to maintain that temperature 7 To turn the water heater off push the switch on the control box down Figure 5 66 Turn the water heater off by pressing the switch down 86 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Water Heater Operation Spraying Hot Water See Pressure Washer Operation in this chapter for instruc tions on operating the sprayer To set the water heater valve 1 Turn the water heater valve handle as shown in Figure 5 67 below to direct the water flow to the sprayer Figure 5 67 The water flow through the water heater valve is toward the shorter end of the handle To spray hot water set the
3. bee eadeansemaee ces Sema Baa 101 Weekly Maintenance eet ese 104 Monthly Maintenance iad coins Cae ews ees eee ee 106 Qil Change Schedule onc tvecreees duet odds eiat 107 107 Sprayer PUMP 6a 107 Blower t Ses eeue Gers eese 109 Cleaning the Sale 110 Chapter 7 Service 2 111 THS og caine a eTe anes 111 Replacing Vank Shut Off Seal 2 2426 420444445054 cess eos be bode edged eee sds esas 113 Replacing Control Panel Switches deo ee deed eee ened eee ed 114 Replace Fuses cid eee aden eed eens sed esta sas 119 Servicuie the Drive Belts 2 1 23 2 44540 iwd Seb nena hich haD naa 120 Vacuum Blower Deus Tee eee wes 120 Sprayer Pump Bes deeb aed tate edad hoe bac eax 123 Adj sti
4. 104 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Weekly Maintenance e Check the engine oil level Figure 6 14 Check the engine oil level using the dip Stick gas engine shown e Spray lubricant WD 40 or equivalent into the pressure relief valves on the filter canister Push the valves in several times while spraying to fully lubricate them Figure 6 15 Spray lubricant on the pressure relief valves E H Wachs Part No 77 MAN 21 Rev 1 0809 105 VMT 1 Valve Maintenance Trailer MONTHLY MAINTENANCE Check the following e Blower and sprayer drive belts for proper tension and wear See Servicing the Drive Belts in Chapter 7 for instructions on accessing adjusting and removing the belts e All piping and fittings for loose connections tighten if necessary e Tire pressure e Engine air filter The gas engine has two filter elements as shown below Replace clogged or dirty filter ele ments _ Figure 6 16 Remove the filter canister cap to access the engine air filter di E i Figure 6 17 The filter has two elements Check both and replace if dirty or clogged 106 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Oil Change Schedule OIL CHANGE SCHEDULE Engine Gas engine Change the oil every 100 hours of operation Change the oil filter every 200 hours of operation Diesel
5. Throughout this manual refer to this column for warnings cautions and notices with supplementary information WARNING A WARNING alert with the safety alert symbol indicates a potentially hazardous situa tion that could result in seri ous injury or death AN CAUTION A CAUTION alert with the safety alert symbol indicates a potentially hazardous situa tion that could result in minor or moderate injury How TO USE THE MANUAL This manual is organized so that information can be found quickly and easily Each chapter describes a specific topic on using or maintaining the equipment Each page is designed with two columns The large column on the inside of the page contains instructions and illustra tions Use these instructions to operate and maintain the equipment The narrower column on the outside of the page contains additional information such as warnings special notes and definitions Refer to the narrow column for safety notes and other information SYMBOLS AND WARNINGS The following symbols are used throughout this manual to indicate special notes and warnings They appear next to the section that they refer to in the outside column of the page It is important to understand what each symbol means and follow all instructions for cautions and warnings This is the safety alert symbol and is used to notify the user of potential per sonal injury hazards Obey all safety messages that follow this
6. 108 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Oil Change Schedule Blower Change the oil in the blower every 1 000 hours of operation Remove one of the drain plugs at the bottom of the blower housing to drain the oil Figure 6 21 Remove the drain plug at the bottom of the blower to drain the oil 2 When the oil has finished draining replace the drain plug and tighten it 3 Remove the oil fill cap on top of the blower housing Figure 6 22 Remove the oil fill cap on the top of the blower housing 4 Add oil until it is visible in the sight glass on the side of the blower The blower holds 22 8 oz 670 ml oil 5 Replace the oil fill cap Wipe any spilled oil off of the blower housing IMPORTANT a Change the blower oil after the initial 100 hours of opera tion IMPORTANT Recommended oils are ROOTS synthetic oil 813 106 of the correct viscosity for the operating tempera ture See Table 2 in the ROOTS blower manual or a good grade of industrial non detergent rust inhibiting anti foaming oil E H Wachs Part No 77 MAN 21 Rev 1 0809 109 VMT 1 Valve Maintenance Trailer An NOTE Trailers built before Septem ber 2008 have a strainer in the water line Trailers built after September 2008 have a strainer in the fresh water tank You will not need to per form this step if there is no strainer in the water line CLEANING
7. Figure 6 1 the Vacuum Pressure Washer switch to the OFF position 98 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Daily Maintenance Loosen the three wing nuts holding the latches on the filter canister cover Figure 6 2 Loosen the wing nuts on the three filter canister latches far enough to swing the latches back 3 Swing the latches back and pull the cover down Figure 6 3 Open the canister door E H Wachs Part No 77 MAN 21 Rev 1 0809 99 VMT 1 Valve Maintenance Trailer 2 NOTE The blower can be lubricated through the filter canister while the filter is removed See Lubricating the Blower below 4 Unscrew and remove the knob holding the filter ele ment in the canister Remove the washer on the screw Figure 6 4 Remove the knob holding the filter in place Be careful not to lose the washer behind the knob 5 Pull the filter out of the canister Remove the end cover Figure 6 5 Remove the filter and take off the cover 6 Remove the filter element from the holder and replace it with the spare filter 7 Put the filter holder back into the canister 8 Replace the cover over the end of the filter Install the washer and the locking knob securing the knob tightly 100 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Daily Maintenance 9 Close the canister door and fasten it with t
8. connector 2 Pull out the auxiliary knob on the tank to enable hydraulic flow through the auxiliary ports PULL J5 Figure 5 79 Pull the knob on the yon of the hydraulic tank 2 NOTE For trailers with the hydraulic hose reel option it may be necessary to disconnect the hydraulic hose reel from the tank On trailers with both a TM 7 and ERV 750 the ERV 750 and hydraulic hose reel share the auxiliary circuit E H Wachs Part No 77 MAN 21 Rev 1 0809 95 VMT 1 Valve Maintenance Trailer 3 Unfasten the latches that hold the ERV arm to the trailer Figure 5 80 Release the two latches that secure the ERV 750 arm to the trailer 4 Operate the ERV 750 according to the instructions in the ERV 750 Extended Reach Valve Exerciser User s Manual 5 When finished using the ERV 750 return the arm to the storage position and fasten it with both latches 96 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Chapter 6 Routine Maintenance In This Chapter For maintenance on the engine axles brakes and any ENGINE MAINTENANCE optional equipment such as the water heater or valve exer cisers refer to the individual manuals supplied with those DAILY MAINTENANCE components Perform all maintenance procedures recom mended by the manufacturers WEEKLY MAINTENANCE MONTHLY MAINTENANCE OIL CHANGE SCHEDULE ENGINE MAINTENANCE e The manual supplied wit
9. Marine antifreeze in the sprayer system When cycling antifreeze out of the system do not dump anti freeze on the ground or into storm water drains Cycle it back into the priming tank then remove the priming tank and dispose of the antifreeze in an approved manner E H Wachs Part No 77 MAN 21 Rev 1 0809 69 VMT 1 Valve Maintenance Trailer NOTE The sprayer hose is 50 feet long The hose reel has a ratchet lock pull the desired length of hose and stop when the ratchet clicks Using the Pressure Washer The short sprayer wand is recommended for washing the trailer or cleaning other equipment The longer wand is use ful for cleaning at the work site or scouring soil and debris while vacuuming 1 Pull a sufficient length of sprayer hose from the hose reel to reach the work location Figure 5 35 Pull the sprayer hose out of the hose reel until it reaches the work location 2 Select the appropriate sprayer wand and attach it to the end of the sprayer hose Figure 5 36 Attach the spray wand to the sprayer hose 70 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation 3 Start the gas engine and run at low to medium throttle 4 At the control panel turn the Vacuum Pressure Washer switch to the WATER position Figure 5 37 Turn the pressure washer switch to the WATER position When using both the pressure washer and va
10. 2 Set the choke lever top lever all the way on to the left as shown in Figure 5 5 3 Set the throttle lever bottom lever midway between slow and fast as shown in Figure 5 5 Figure 5 5 To start the engine set the choke lever top all the way to the left and the throttle lever bot tom in the middle 50 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Starting and Running the Engine 4 Turn the key in the starter switch to the START posi tion Release the switch to the RUN position as soon as the engine starts Figure 5 6 Turn the engine key to START Release it to RUN when the engine starts 5 If the engine was warm before starting set the choke lever to the OFF position If the engine was cold grad ually move the choke lever to the OFF position as the engine warms up To shut the engine off set the throttle to the low speed setting then turn the key in the starter switch to the OFF position Diesel Engine Use clean fresh diesel fuel with a minimum of 40 cetane In cold weather allow the engine to warm up several seconds to several minutes depending on the outside temperature Before using the engine read the operating guidelines and instructions in the Briggs amp Stratton Vanguard Operator s Manual 1 Check the fuel tank to make sure that there is suffi cient fuel for the job IMPORTANT Do not crank the engine con tinuously
11. This caution label is on the belt cover toward the rear of the trailer Keep hands away from the belt drive area while any equipment is operating or the gas engine is running Part no 77 160 11 E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer Rented ald j o e o a a Figure 2 5 These danger labels are on both sides of the spoils tank at the door latches Keep clear of the door when opening or closing it or moving the tank Part no 77 160 10 above and 77 160 25 below Figure 2 6 This caution label is on the head of the optional ERV 750 valve exerciser Read all manuals provided with the trailer and optional equipment before operating the equipment Part no 90 900 01 ia E Figure 2 7 This label is on the hydraulic hose reel When retracting the hose walk it back to the reel Do not let the hose snap back into the reel Contact the manufacturer Cox Reels for replacement labels 10 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 2 Safety Safety Labels Figure 2 8 This caution label is on the hydraulic hose reel Do not disassemble the spring from the reel Contact the manufacturer Cox Reels for replacement label Figure 2 9 This warning label is on the trailer fender Prior to each use of the trailer check tire condition and lug nut tightness Part no 77 160 15 Figure 2 10 This warning label is on
12. to the underside of the trailer Figure 3 18 The spare tire is mounted beneath the back of the trailer on a cable mechanism To remove the tire turn the cable drive nut with a 3 4 wrench or socket until the tire is on the ground 26 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Optional Equipment OPTIONAL EQUIPMENT The following equipment items are options available with the VMT 1 The trailer can be equipped with any combina tion of these options Water Heater The water heater is a self contained unit with a diesel burner and heat exchanger for heating the water from the trailer s water storage tank Hot water may be sprayed directly from the heater or recirculated to the tank or through the entire sprayer system The manufacturer s manual for the water heater is included with the VMT 1 Read the manual before operating the heater Heat exchanger Figure 3 19 The VMT 1 trailer with the optional water heater E H Wachs Part No 77 MAN 21 Rev 1 0809 27 VMT 1 Valve Maintenance Trailer 2 NOTE When both the TM 7 and ERV 750 are installed the TM 7 can only be swiveled 90 from the left side to the back of the trailer TM 7 Automated Valve Exerciser The TM 7 is a heavy duty automated valve exerciser pro viding up to 1 500 lb ft of torque The power head 15 mounted on a rigid frame that slides out over the valve loca tion and
13. 0809 E H Wachs Chapter 1 About This Manual Chapter 1 About This Manual PURPOSE OF THIS MANUAL This manual explains how to operate and maintain the VMT 1 valve maintenance trailer It includes instructions for set up operation and maintenance in addition to parts lists diagrams and service information to be used when ordering replacement parts and performing user serviceable repairs Some of the equipment options available with the VMT 1 have separate manuals These are noted in the equipment description sections of Chapter 3 Read and understand the appropriate optional equipment manuals before operating the equipment Before operating the VMT 1 read through this manual and become familiar with all instructions At a minimum read and understand the following chapters e Chapter 1 About This Manual e Chapter 2 Safety e Chapter 3 Introduction to the Equipment e Chapter 5 Operating Instructions e Chapter 9 Accessories Prior to performing service or repairs read and understand the following chapters e Chapter 1 About This Manual e Chapter 4 Assembly and Disassembly e Chapter 6 Routine Maintenance e Chapter 7 Service and Repair e Chapter 8 Parts Lists and Drawings In This Chapter PURPOSE OF THIS MANUAL How USE THE MANUAL SYMBOLS AND WARNINGS MANUAL UPDATES AND REVISION TRACKING COMPONENT MANUALS E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer
14. 76 Liebt Bar Operations ken cece easaig ii rea EEE E E eed 80 Hydraulic Hose Reel Operation Game aires Gene 81 Water Heater Operation en ge ne 84 Starting and Kunnine the Water conse andia natas 84 Spraying Hot Water sets G 87 Heating the Tank Water tea eae ws oo eee 88 Circulating Hot Water Seba paste 89 read rd triate pirea pE eaa pia iraa AE eta 90 Operatme the gas eee aoe OA AOE 90 94 Trailer Systems without TM 7 as 94 Trailer Systems With a TM 7 95 ii Part No 77 MAN 21 Rev 1 0809 E H Wachs Table of Contents Chapter 6 Routine Maintenance 66 46 0502 ce cee scene ees 97 Brgineg Maintena ce 97 Daily Wate ss ae SAA Seas Sao Re EAS Bee E A 98 Cleaning the Vacuui Filter heres oe Cae e sere 98 Lubricating the BlGWer dad
15. 77 MAN 21 Rev 1 0809 19 VMT 1 Valve Maintenance Trailer Vacuum System The utility vacuum system includes a 500 CFM 11 Hg positive displacement blower tach hourmeter silencer and washable filter A suction hose 3 x 20 ft and a standard wand 3 x 6 ft are provided The vacuum includes a 200 gallon holding tank with a hydraulic dump door operated at the control panel 2 he rer hanism moves the Pi Figure 3 8 The tank dumping tank to the side of the trailer opens the door latch and tips the tank for dumping Figure 3 9 The vacuum system filter canister shown with the clean out door open 20 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Standard VMT 1 Equipment A 3 flex hose is provided with the vacuum system The hose is coiled and stored on the front of the trailer as shown in Figure 3 10 Figure 3 10 The vacuum hose is rolled up and stored on the front of the trailer Various sized vacuum wands are available for the vacuum system see Figure 3 12 All wands have a standard con nector for the 3 suction hose Wand diameters are as fol lows e 7 8 2 e 1 e 21 4 6 11 4 21 2 Figure 3 11 Various sized vacuum wands are avail able All wands are fitted to the 3 vacuum hose E H Wachs Part No 77 MAN 21 Rev 1 0809 21 VMT 1 Val
16. The pump can be primed by using its own suction or using an external pressurized water source Prime Using the VMT 1 Pump Draw 1 Fill the main water tank with water 2 Fillthe priming tank with water The fluid level in the priming tank must be higher than the pump Priming tank Minimum water level Figure 5 41 Fill the priming tank so that the water level is above the pump 3 Move the yellow Water Supply Valve lever in front of the left fender to the ANTIFREEZE CHARGE TANK position Figure 5 42 Move the Water Supply Valve to the ANTIFREEZE CHARGE TANK position By NOTE Any loose or cracked fittings or air trapped in the suction line will prevent the water pump from operating cor rectly CAUTION a Do not move the Water Sup ply Valve lever when the pump is running Damage to the pump can result E H Wachs Part No 77 MAN 21 Rev 1 0809 73 VMT 1 Valve Maintenance Trailer Trailers built before Septem ber 2008 have a strainer in the water line Trailers built after September 2008 have a strainer in the fresh water tank You will not need to per form this step if there is no strainer in the water line 4 Pulla sufficient length of hose from the sprayer hose reel to reach the priming tank Put the end of the sprayer hose into the top of the tank to cycle the anti freeze to prime the system 5 Loosen the clear plastic water strainer until fluid
17. all electrical accessories however it is strongly recommended to run the engine at a minimum of 2800 rpm when using any electrical accessory When moving the spoils tank run the engine at this rpm for a period of 10 times usage to recharge the battery to the state before mov ing dumping the tank for example if draining dumping and stowage of the spoils tank takes two minutes run the engine at 2800 rpm or more for at least 20 minutes Use of other electrically powered accessories while recharging will lengthen the time required or prevent recharging of the bat tery After heavy or long usage it may be necessary to charge the battery overnight to ensure proper charge level If needed only replace the trailer battery with a similar sized deep cycle battery Cay NOTE The engine MUST be running to operate the vacuum pres sure washer either valve exerciser or auxiliary hydrau lic equipment E H Wachs Part No 77 MAN 21 Rev 1 0809 49 VMT 1 Valve Maintenance Trailer NOTE On sealed fuel tanks use the vented fuel tank cap when using the VMT 1 in warm weather Gas Engine Use 87 octane unleaded gasoline or gasohol 10 ethanol 90 unleaded gas in the engine In cold weather use win ter blend fuel for easier starting Before using the engine read the operating guidelines and instructions in the Kohler Owner 5 Manual 1 Check the gas tank to make sure that it has sufficient fuel for the job
18. avoided could result in minor or moderate injury Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 2 Safety Safety Labels Protective Equipment Requirements WARNING Always wear impact resistant eye pro tection while operating or working near this equipment For additional information on eye and face protection refer to Federal OSHA regulations 29 Code of Federal Regula tions Section 1910 133 Eye and Face Protection and American National Standards Institute ANSI Z87 1 Occu pational and Educational Eye and Face Protection Z87 1 is available from the American National Standards Institute Inc 1430 Broadway New York NY 10018 CAUTION Personal hearing protection is recom mended when operating or working near this tool Hearing protectors are required in high noise areas i e 85 dBA or greater Noise level can be increased by the opera tion of other tools and equipment in the area reflective sur faces process noises and resonant structures For additional information on hearing protection refer to Federal OSHA regulations 29 Code of Federal Regulations Section 1910 95 Occupational Noise Exposure and ANSI 512 6 Hearing Protectors SAFETY LABELS The following safety labels are included on the VMT 1 trailer system Some labels are associated with optional equipment Ensure that all labels are in good condition and legible Replace any damaged or missing labels To order replacements
19. conditions that may affect operation Properly maintaining the machine can greatly decrease the chances for injury e ALWAYS READ PLACARDS AND LABELS Make sure all placards labels and stickers are clearly legible and in good condition Replacement labels can be pur chased from E H Wachs Company e KEEP CLEAR OF MOVING PARTS Keep hands arms and fingers clear of all rotating or moving parts In This Chapter OPERATOR SAFETY SAFETY LABELS Look for this sym AN bol throughout the manual It indicates a personal injury hazard E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer Always turn machine off before doing any adjustments or service e SECURE LOOSE CLOTHING AND JEWELRY Secure or remove loose fitting clothing and jewelry and securely bind long hair to prevent them from getting caught in moving parts of the machine e KEEP WORK AREA CLEAR Keep all clutter and nonessential materials out of the work area Only per sonnel directly involved with the work being performed should have access to the area Safety Symbols A This icon is displayed with any safety alert that indicates a personal injury hazard Z WARNING This safety alert indicates a potentially hazardous situation that if not avoided could result in death or serious injury A CAUTION This safety alert with the personal injury hazard symbol indicates a potentially hazardous situation that if not
20. for more than 10 seconds at a time If the engine does not start wait 60 seconds before trying to re start it An NOTE On sealed fuel tanks use the vented fuel tank cap when using the VMT 1 in warm weather E H Wachs Part No 77 MAN 21 Rev 1 0809 51 VMT 1 Valve Maintenance Trailer IMPORTANT Do not crank the engine con tinuously for more than 10 seconds at a time or for more than 30 seconds per minute When starting in cold weather pull the throttle out to the fast speed setting Otherwise leave it pushed in for slow setting 4 Cold weather starting position Figure 5 7 Push the throttle knob at right in to start the engine in warm weather pull the knob out to start the engine in cold weather Turn the key in the starter switch to the right to engage the starter Release the switch as soon as the engine starts Figure 5 8 Turn the engine key to START Release it to RUN when the engine starts To shut the engine off push the throttle in to the slow speed setting then turn the key in the starter switch to the left 52 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation VACUUM SYSTEM OPERATION Selecting a Vacuum Wand Vacuum wands of different diameters are available A stan dard 3 inside diameter wand is provided with the vacuum system A 1 1 4 wand is the most commonly used optional size See Cha
21. it until the latch fully opens 2 Turn the set screw on the front of the latch cover sev eral turns counter clockwise to loosen it Figure 7 29 Turn the set screw counter clockwise to loosen it NOTE The power switch on the engine must be in the ON position to operate the door latch E H Wachs Part No 77 MAN 21 Rev 1 0809 127 VMT 1 Valve Maintenance Trailer 3 To tighten the latch turn the adjustment screw clock NOTE wise Adjust the screw no more than one turn at a time Oper ate the latch to check it after each turn Figure 7 30 Turn the adjustment screw clockwise to tighten the latch 4 To loosen the latch turn the adjustment screw coun ter clockwise Poi Figure 7 31 the adjustment screw counter clockwise to loosen the latch 5 Securely tighten the set screw when the adjustment is completed 128 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing the Battery REPLACING THE BATTERY Fully charge the new battery before installing it 1 Ifnecessary jump start the engine see the following section to operate the spoils tank dump mechanism 2 At the control panel turn and hold the Dump Switch to the UP position Hold the switch until the tank is fully tipped up then release it to the center position ae Figure 7 32 the Dump Switch to the UP posi tion and hold it until the tank is
22. level of the spoils tank by checking the sight glass on the front of the tank Figure 5 16 Monitor the fill level of the tank using the sight glass _ When the tank fills with liquid a ball valve in the top of the tank shuts off the vacuum pressure The relief valves in the filter canister will open See the instruc tions in the next section Emptying the Tank 15 When vacuuming is completed or when the vacuum pressure stops turn the Vacuum Pressure Washer switch to the OFF position WATER Figure 5 17 Turn the Vacuum Pressure Washer switch OFF to turn off the vacuum 58 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation 16 1 7 18 19 Turn off the gas engine using the keyswitch Remove the wand from the suction hose and put it in the trailer s accessory storage cradle Remove the hose from the tank inlet port and replace it on the front of the trailer Re insert the plug in the inlet port and secure it with the locking collar Emptying the Tank When emptying the tank follow the appropriate procedure below for draining liquids or dumping solids from the tank Draining Liquid Move the trailer to the dumping location Ensure that there is clearance around the trailer Start the gas engine Follow the instructions in Start ing and Running the Engine earlier in this chapter Move the tank past the trailer
23. refer to the part numbers in this section and see the ordering instructions in Chapter 10 E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer A CAUTION Figure 2 1 The eye and ear protection label is on the vacuum filter housing below the control panel and on the door of the spoils tank 3 locations Wear protec tive gear when operating the vacuum system Part no 77 160 05 DO NOT FILL OR EMPTY TANK WITHOUT TRAILER CONNECTED TO TOWING VEHICLE OR FRAME BOLTED TO TRUCK BED DRAIN OFF ANY LIQUIDS BEFORE OPENING DOOR Figure 2 2 This warning label is on the vacuum filter housing Keep the trailer connected to the vehicle when operating the vacuum system Drain liquids through the drain valve before opening the door to dump the tank Part no 67 113 00 8 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 2 Safety Safety Labels MEAD AND UNDERSTAND THE MANUAL OPERATING THIS WEES HEARING PROTECTION AWD ANY oa AS SAFETY SHOES WAT Se FANNO OPEN THE VADIM BREAK TEDE IH FLAT VENTILATED Woumen 70 ini PROCES TO ij Figure 2 3 The safety and instruction label is on the drive belt cover to the left of the gas engine It lists operating and general safety guidelines Part no 77 094 00 Figure 2 4
24. the blower belt cover Figure 7 19 After removing the priming tank remove the two bottom screws in the belt cover E H Wachs Part No 77 MAN 21 Rev 1 0809 121 VMT 1 Valve Maintenance Trailer 5 Inspect the belts for any damage Check the tension on the belts Figure 7 20 Inspect the blower belts for damage and correct tension 6 To replace one or both belts loosen the tension com pletely by turning the tension screws counter clock wise The tension screws for the blower are accessible through the accessory storage box Second screw behind cable Loosen belts Tighten belts Figure 7 21 Access the blower belt tensioning screws through the accessory storage box in the back of the trailer Pull the cables down to reach the screws with a wrench or socket 122 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Servicing the Drive Belts 7 Slip the worn or damaged belt off the pulleys and replace it with the new belt 8 Tighten the blower belt tensioning screws until the belts are tight on the pulleys To check the tension place your thumb on the belt halfway between the pul leys and press down The belts should deflect no more than 1 2 13 mm 9 Replace the blower belt cover and insert the bottom two screws in the front 10 Replace the priming tank and bracket and insert the top two screws holding the bracket 11 Replace the screw in the back o
25. the blower housing Shut down the system when servicing the blower Part no 67 111 00 E H Wachs Part No 77 MAN 21 Rev 1 0809 11 VMT 1 Valve Maintenance Trailer Figure 2 11 This warning label is on the trailer deck at the storage location for the TM 7 valve exerciser Ensure that the rotation clamps on the TM 7 are tight ened when using the valve exerciser or moving the trailer Part no 67 112 00 ATTACH rec PL Gel Pr Figure 2 12 The safety chain warning label is on the tongue of the trailer Part no 77 160 20 TETE eg es Sie Pee ei eee me mais m oo am pama peen ann ie ate eed heen tr a ee a aint 11 ee paii aji omi iE EREDE BESEF jivi mia ee fi EXTENDED PELOD aS Se r ATE TYE aA Sak Cs 1 i ee eh Figure 2 13 This label is on the trailer deck next to the engine Shut the system down before performing service Part 67 112 00 12 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Chapter 3 Introduction to the Equipment STANDARD VMT 1 EQUIPMENT The follo
26. the hose from the reel to the inlet on front of the water heater By NOTE The gas engine must be run ning and the Vacuum Pres sure Washer switch set to WATER E H Wachs Part No 77 MAN 21 Rev 1 0809 89 VMT 1 Valve Maintenance Trailer 3 Turn the water heater valve handle as shown in Figure 5 71 below to direct the water flow through the sprayer system Figure 5 71 Set the flow direction to the right to cir culate hot water throughout the sprayer system 4 The heater will cycle the burner off and on as neces sary to maintain the temperature on the thermostat VALVE EXERCISER The engine must be running in order to operate either of the valve exercisers Operating the TM 7 This section describes how to set up the TM 7 for use Detailed instructions on operating the TM 7 are in the TM 7 Truck Mounted Valve Exerciser User s Manual which is provided with the TM 7 The TM 7 s hydraulic system is plumbed directly to the hydraulic tank 90 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Valve Exerciser Push in the auxiliary knob on the hydraulic tank to enable hydraulic flow through the valve exerciser ports Figure 5 72 Push in the auxiliary knob to enable flow to the TM 7 2 To swivel the TM 7 loosen both swivel clamps G turning the knobs counter clockwise CAUTION On trailers equipped with both a TM 7 and an ERV 750 you
27. working jack stand on the trailer hitch is raised In This Chapter TRAILER FEATURES STARTING AND RUNNING THE ENGINE VACUUM SYSTEM OPERATION PRESSURE WASHER OPERATION LIGHT BAR OPERATION HYDRAULIC HOSE REEL OPERATION WATER HEATER OPERATION VALVE EXERCISER E H Wachs Part No 77 MAN 21 Rev 1 0809 45 VMT 1 Valve Maintenance Trailer storage box door at the back of the trailer is closed and latched tires are properly inflated all hoses wands and other attachments are securely stored on the trailer the optional locking job box if installed is closed e Ifthe TM 7 is installed remove the controller from its cradle and put it in the vehicle ensure that the swivel rail locks are tightened down and the power head slide assembly is pushed in and the lock engaged e If the ERV 750 is installed ensure that it is secured to the trailer bed with the latches remove the controller from its cradle and put it in its storage case Store the case in the vehicle Storing Vacuum Wands and Other Accessories Use the accessory storage box beneath the trailer bed to store vacuum wands valve keys and other tools and acces sories Open the door beneath the back of the trailer to access the storage box Pin z Figure 5 1 Access the storage box at the back of the trailer Pull up the pin latch to open the door 46 Part No 77 MAN 21 Rev 1 0
28. 1 Rev 1 0809 135 VMT 1 Valve Maintenance Trailer This page intentionally left blank 136 Part No 77 MAN 21 Rev 1 0809 E H Wachs
29. 809 E H Wachs Chapter 5 Operating Instructions Trailer Features Spare Tire Option The optional spare tire is secured beneath the rear of the trailer with a cable mechanism To remove the spare tire use a socket wrench to turn the cable release nut The tire will be lowered to a position where it can be taken off the mounting hub Figure 5 2 Turn the cable release nut to lower the spare tire to remove it Make sure that the spare tire is securely attached before towing the trailer E H Wachs Part No 77 MAN 21 Rev 1 0809 47 VMT 1 Valve Maintenance Trailer Locking J ob Box Option The optional locking job box mounts at the front of the trailer for easy access and includes a key lock for security Unlock the box then lift and turn the handle to open it Figure 5 3 The optional job box is mounted at the front of the trailer Figure 5 4 Lift the handle and turn it to open the job box 48 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Starting and Running the Engine STARTING AND RUNNING THE ENGINE The engine keyswitch must be in the ON position to operate any of the equipment on the VMT 1 Electrical demand from on board equipment can exceed the capacity of the trailer engine s charging circuit This is especially true when moving and dumping the spoils tank The supplied deep cycle battery provides sufficient reserve to allow temporary operation of
30. 9 Pull a sufficient length of hose from the sprayer reel to reach the front of the water heater Connect the pressure washer hose to the input valve as shown in Figure 4 10 Figure 4 10 Connect the sprayer hose to the input fit ting on the water heater 40 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Cold Weather Storage 4 Turn the water heater valve handle as shown in Figure 4 11 below to direct the water flow through the sprayer system Figure 4 11 Turn the heater valve to direct the flow direction to the right The flow is toward the shorter end of the handle 5 Move the yellow Water Supply Valve lever in front of the left fender to the ANTIFREEZE CHARGE TANK position Figure 4 12 Move the Water Supply Valve to the ANTIFREEZE CHARGE TANK position Start the engine and run at low to medium throttle E H Wachs Part No 77 MAN 21 Rev 1 0809 41 VMT 1 Valve Maintenance Trailer At the control panel turn the pressure washer switch to the WATER position 4 Figure 4 13 Turn the pressure washer switch to the WATER position 8 Allow the system to circulate for 2 3 minutes 9 Turn off the engine 10 Open the brass drain valve at the back of the trailer and drain all water out of the water tank Figure 4 14 Open the drain valve on the back of the trailer to drain t
31. H Wachs Part No 77 MAN 21 Rev 1 0809 79 VMT 1 Valve Maintenance Trailer LIGHT BAR OPERATION The light bar controller is mounted in a water tight enclo sure on the side of the trailer above the fender Figure 5 55 The controller for the light bar is inside a water tight enclosure on the side of the trailer 1 To access the controller open the enclosure by pulling the top of the front cover forward Tea Barsas on Figure 5 56 Pull the top of the enclosure cover for ward to open it 2 Press the POWER button to turn on the light bar 3 Atnight push in the NIGHT button for low intensity light mode 80 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Hydraulic Hose Reel Operation 4 Set the knob to change the light bar display as illus trated below LEDs mimic lightbar display yeeneeee IS Tee Saret Ag Figure 5 57 Turn the knob on the lightbar controller to set the following modes WW Wig wag alternate inside outside L Left arrow LS Left arrow solid R Right arrow RS Right arrow solid 5 Close the front cover when not setting the controls To turn off the light bar press the POWER button HYDRAULIC HOSE REEL OPERATION VMT 1 trailers with both the hydraulic hose reel and the ERV 750 valve exerciser must share the auxiliary hydraulic circuit Dis
32. Jump Starting the Engine 2 Connect the positive cable clamp to the exposed con nector on the starter as shown in Figure 7 35 3 Connect the negative cable clamp to the swivel rail on the trailer bed POSITIVE a 4 s Figure 7 35 Connect the positive jumper cable clamp to the starter motor and the negative clamp to the swivel rail 4 Connect the other positive clamp to the positive post on the vehicle battery 5 Connect the other negative clamp to the negative post on the vehicle battery 6 Start the engine according to the instructions in Chap ter 5 7 Remove the jumper cable clamps from the VMT 1 engine and swivel rail and from the vehicle battery 8 Run the engine for at least several minutes before turning it off If the battery fails to charge replace it E H Wachs Part No 77 MAN 21 Rev 1 0809 131 VMT 1 Valve Maintenance Trailer An NOTE The light bar uses ECCO model R3000BH 35 W halo gen bulbs available from most industrial lighting suppli ers REPLACING LIGHT BAR BULBS The light bar uses eight individual bulbs that are easy to replace Light Bar Flashers 1 Using a Phillips screwdriver remove the screws hold ing the cover on the burned out bulb Pull the cover off 1 amp Figure 7 36 Remove the two screws and pull the cover off the burned out bulb 2 Twist the bulb in the socket and pull it out Fi Figur
33. THE WATER STRAINER Trailers built before September 2008 have a water strainer installed it the water line Visually check the strainer for debris and clean it when necessary 1 Unscrew the water strainer bowl from the fitting Figure 6 23 Unscrew the strainer bowl Remove the screen from the bowl and rinse or spray it gently to remove debris Figure 6 24 Remove the screen and clean it 3 Replace the screen in the bowl and screw the bowl back onto the water line fitting 110 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Chapter 7 Service and Repair CHANGING A TIRE 1 Park the trailer on a level spot and leave it attached to the vehicle 2 Release the cable mount holding the spare tire and lower the tire to the ground Figure 7 1 Turn the nut on the cable mount to lower the spare tire 3 Remove the spare tire from the cable mount In This Chapter CHANGING A TIRE REPLACING TANK SHUT OFF SEAL REPLACING CONTROL PANEL SWITCHES REPLACING FUSES SERVICING THE DRIVE BELTS ADJUSTING THE TANK LATCHES REPLACING THE BATTERY JUMP STARTING THE ENGINE REPLACING LIGHT BAR BULBS E H Wachs Part No 77 MAN 21 Rev 1 0809 111 VMT 1 Valve Maintenance Trailer Use a screwdriver to remove the wheel cover Figure 7 2 Use a standard screwdriver in the wheel cover slot to remove the cover Use a 3 4 wrench or socket to loosen th
34. VMT 1 Valve Maintenance Trailer User s Manual E H Wachs 600 Knightsbridge Parkway Lincolnshire IL 60069 www ehwachs com E H Wachs Part No 77 MAN 21 Rev 1 0809 August 2009 Revision History Original July 2008 Rev 1 August 2009 Copyright 2009 E H Wachs All rights reserved This manual may not be reproduced in whole or in part without the written consent of E H Wachs VMT 1 Valve Maintenance Trailer This page intentionally left blank Part No 77 MAN 21 Rev 1 0809 E H Wachs Table of Contents Table of Contents Chapter Us About This Man al aes 1 Purpose Or This Manual sucesi eaa a Sa eee ats dp tea TERA ai 1 How to Use The Manual obese eas wade Babee 2 Symbols and Wares g2icasaseesdetsoesibauseescedcsaesgiee 2 Manual Updates and Revision Tracking avs sade retdsbaestaes even eves xe 3 Component 2 deehes ddd Seley RAS oe 2 4 Chapter 2 Safety cose ab Cem RR Ro E 5 Operator Safety 22 424 is 5 Safety SYMBOLS seses d deed ee 6 Protective Equipment Requirements bash cee dade ores teens canes 7 Solely LAGS
35. Washer switch to the VAC position The vacuum blower will engage Figure 6 9 Turn the Vacuum Pressure Washer switch to the VAC position 102 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 6 Routine Maintenance Daily Maintenance 5 Spray lubricant into the blower for 15 30 seconds while the blower is running At the control panel turn the Vacuum Pressure Washer switch to the OFF position rN WATER Figure 6 10 Turn the Vacuum Pressure Washer switch OFF to turn off the vacuum 7 1 lubrication port was used replace the plug in the port Flip the tab down to lock the plug in place Figure 6 11 Flip the tab down to lock the plug E H Wachs Part No 77 MAN 21 Rev 1 0809 103 VMT 1 Valve Maintenance Trailer WEEKLY MAINTENANCE Perform the following maintenance procedures at least once per week e Clean any debris build up from the spoils tank e Check lug nuts and fasteners for tightness and tighten any that are loose e Check the oil level in the blower motor Turn the blower off and wait five minutes to check the oil level Figure 6 12 Check the blower oil level using the sight glass on the side of the blower Oil should be vis ible in the glass e Check the sprayer pump oil level F igure 6 13 Check the sprayer pump oil level using the sight glass on the side of the pump The oil level should be at about the middle of the sight glass
36. ature will be below freezing e the Water Supply Valve lever is in the TANKS position See Chapter 4 for instructions on storing the pressure washer in sub freezing weather Filling the Water Tank The water tank can be accessed from the rear of the trailer on the right side Unscrew the cap to fill the tank Figure 5 32 The lid to the water tank is below the rear deck of the trailer Loosen Tighten Figure 5 33 Remove the cap to fill the water tank 68 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation Filling the Antifreeze Primer Tank The priming tank is next to the engine on the trailer Unscrew the cap and fill the tank before using the sprayer e When operating the sprayer in below freezing or near freezing weather keep the priming tank filled with an antifreeze mixture appropriate for the temperature e When there is no danger of freezing temperatures plain water may be used in the priming tank A water treat ment solution may be used to keep the sprayer system clean Figure 5 34 Fill the priming tank with either anti freeze when using the system in freezing weather or water treated with a purifying agent when using the system in non freezing weather By NOTE Propylene glycol PG anti freeze comes in two types motor vehicle and RV Marine These antifreezes are intended for completely differ ent end uses Use only RV
37. completely tipped 3 Turn the engine off 4 Remove the strap and take the cover off the box to access the battery The battery box is behind the tank lA toward the front of the trailer Figure 7 33 Remove the strap and take the cover off the battery box E H Wachs Part No 77 MAN 21 Rev 1 0809 129 VMT 1 Valve Maintenance Trailer 2 NOTE If the battery seems good but won t charge check the alter nator on the engine to ensure that it is charging the battery IMPORTANT Ensure valve exercisers are turned off at each unit before jump starting the engine If valve exercisers are not turned off damage to the electronic circuit board will result 5 Disconnect the battery cables and remove the battery 6 Put the new battery in the box making sure it is in the same orientation as the old battery Connect the cables 7 Replace the cover and fasten the strap JUMP STARTING THE ENGINE If the battery loses its charge or fails the engine may be jump started from any vehicle with a standard 12 volt elec trical system Replace a defective battery as soon as possi ble using the procedure in the previous section 1 On the back of the engine pull back the rubber boot covering the cable connection to the starter motor Figure 7 34 Pull back the boot on the starter motor power connector 130 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair
38. connect the ERV 750 to use the hydraulic hose reel 1 necessary remove the ERV 750 hoses from the aux iliary ports on the front of the hydraulic tank Cap the hose ends E H Wachs Part No 77 MAN 21 Rev 1 0809 81 VMT 1 Valve Maintenance Trailer The hose reel connection hoses are stored beneath the back of the trailer Remove the strap holding the hoses and unroll the hose ends Figure 5 58 The hose connections to the hydraulic hose reel are stored under the trailer between the stor age box and water tank Remove the strap to take the hoses out and connect them 3 Connect the hoses to the auxiliary ports on the front of the hydraulic tank Figure 5 59 Remove the hoses from beneath the back of the trailer and connect them to the auxiliary ports on the front of the tank 82 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Hydraulic Hose Reel Operation Pull out the auxiliary knob on the tank to enable hydraulic flow through the auxiliary ports Figure 5 60 Pull the auxiliary knob on the front of the hydraulic tank 5 Pull a sufficient length of hose from the hydraulic Ay NOTE hose reel to reach the work location The hydraulic hoses are 45 feet long The hose reel has ratchet lock pull the desired length of hose then stop when the ratchet clicks Figure 5 61 Pull the hydraulic hose pair off the hose reel to the work location 6 Con
39. cuum turn the Vacuum Pressure Washer switch to the BOTH position Figure 5 38 To use both the washer and vacuum turn the Vacuum Pressure Washer switch to the BOTH position 6 Squeeze the trigger on the spray wand to start spray ing By NOTE Set the engine throttle to low speed before turning on the pressure washer or vacuum blower E H Wachs Part No 77 MAN 21 Rev 1 0809 71 VMT 1 Valve Maintenance Trailer An NOTE Pressure is set at the factory to 3 000 psi Adjust the unloader valve only as required 7 Adjust the sprayer pressure by turning the unloader knob on the sprayer pump 98 t k ai Increase k Figure 5 39 Turn the unloader knob clockwise to increase the water pressure or counter clockwise to decrease water pressure 8 Monitor the water level in the water tank while using the sprayer Refill the tank when necessary If the tank runs dry and the pump loses its prime follow the priming procedure in the next section Q When finished spraying turn the Vacuum Pressure Washer switch to the OFF position Figure 5 40 Turn the Vacuum Pressure Washer switch OFF when finished spraying 72 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation Priming the Washer Pump The washer pump may requiring priming if the tank runs dry or if the system is drained because of a leak or service
40. deck At the control panel turn and hold the Dump Switch to the UP posi tion just until the tank has cleared the deck and begins to tip approximately 10 20 then release the Dump Switch to the center position Figure 5 18 Turn the Dump Switch to the UP posi tion and hold it just until the tank has cleared the deck and begins to tip Tip the tank approximately 10 20 NOTE The tank moves out 12 before it tips for dumping and the door swings out when opened Allow sufficient clearance beside the trailer AN WARNING Ensure that no one is in front of or near the tank when operating the Dump Switch Contact with the tank while it is moving could cause seri ous injury E H Wachs Part No 77 MAN 21 Rev 1 0809 59 VMT 1 Valve Maintenance Trailer 2 NOTE If the valve is blocked with solids and the liquid won t drain it is easiest to dump the tank to empty it Stand clear of the tank when dump ing liquids the tank contents will splash out when the door is opened 4 Open the tank drain valve to allow liquid to drain Figure 5 19 Open the tank drain valve When the liquid has finished draining check the tank drain valve for obstructions before closing h Figure 5 20 Check the drain valve before closing 6 Close the tank drain valve Figure 5 21 Close the tank drain valve 60 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operat
41. e 7 37 Remove the light bulb from the socket 3 Insert a new bulb and twist it into the socket 4 Replace the cover Do not overtighten the screws 132 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing Light Bar Bulbs Work Lights 1 Remove the cover by pulling back the rubber seal around the lamp housing as shown in Figure 7 38 2 Pull the bulb out of the rubber seal Figure 7 38 Pull the cover and bulb out of the rubber seal around the lamp housing 3 Remove the wire leads from the bulb 4 Connect the leads to the new bulb and press it back into the rubber seal 5 Press the cover back into the seal making sure it is firmly seated to prevent water seepage E H Wachs Part No 77 MAN 21 Rev 1 0809 133 1 Valve Maintenance Trailer 134 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 8 Parts Lists and Drawings Chapter 8 Parts Lists and Drawings Refer to the following drawings and component lists to identify part numbers and perform service D 77 ELEC A Electrical schematic pre September 2007 D 77 ELEC B Electrical schematic post September 2007 D 77 HYD W DA Hydraulic schematic pre September 2007 D 77 HYD W DB Hydraulic schematic post September 2007 D 77SWIVEL PWA Pressure washer schematic pre September 2007 D 77SWIVEL PWC Pressure washer schematic post September 2007 E H Wachs Part No 77 MAN 2
42. e VMT 1 trailer specifications Length Width Height Gross Vehicle Weight Rating GVWR Curb Weight empty Tongue weight empty Trailer axle weight empty Tires Brakes Hitch options Wiring and lighting 15 ft 7 1 2 ft 7 tt 7 000 lbs 5 300 Ibs 850 Ibs 4 450 lbs 15 inch minimum rated for max GVWR Electric rated for max GVWR Pintle assembly 77 404 01 2 5 16 ball assembly 77 404 02 DOT and MTO com pliant Refer to the following table for how payload changes affect the axle and tongue loading of the trailer These approxi mate changes affect any configuration of the VMT 1 and are intended only to assist in maintaining proper trailer loading Any equipment or cargo added to or taken off of the trailer will affect axle and tongue loadings differently and is beyond the control of E H Wachs TRAILER WEIGHT CHANGES E H WACHS VMT 1 CHANGE IN CHANGE CHANGE IN ACTION TRAILER IN AXLE TONGUE WEIGHT WEIGHT WEIGHT Add 25 gallons to 208 Ibs 225 lbs 17 5 lbs freshwater tank Add 50 gallons of 416 lbs 311 5 lbs 105 Ibs water to spoils tank Add 50 gallons of 735 lbs 550 Ibs 185 lbs mud gravel 110 lbs cu ft Photos on the following pages illustrate the major compo nents of the VMT 1 trailer 14 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Standard VMT 1 Equipment ERV 750 valve exerciser optional Water ta
43. e Vacuum Break lever to the CLOSED position 2 Repeat opening and closing the Vacuum Break lever once or twice to see if the clog dislodges 66 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation 3 fusing the Vacuum Break lever does not dislodge the clog return the lever to the OPEN position Turn the Vacuum Pressure Washer switch to the OFF position to turn off the vacuum Figure 5 31 the Vacuum Pressure Washer switch OFF to turn off the vacuum 4 Remove the wand from the hose and look through it to check for an obstruction If it is blocked use a rod or similar tool in the connector end of the wand to push out the obstruction 5 If the wand is not clogged remove the hose from the inlet port and check it Try using the pressure washer from the tank end of the hose to spray out the clog or use a long rod or similar tool to push the clog out of the hose 6 After the clog has been removed reconnect the wand to the hose Spray water into the tank end of the hose to ensure that the wand is functioning properly 7 Reconnect the hose to the inlet port on the tank E H Wachs Part No 77 MAN 21 Rev 1 0809 67 VMT 1 Valve Maintenance Trailer PRESSURE WASHER OPERATION Before operating the pressure washer ensure that e there is water in the washer reservoir e there is antifreeze in the antifreeze reservoir if the tem per
44. e lug nuts Use a hydraulic or floor jack under the axle to raise the side of the trailer with the damaged worn tire Remove the lug nuts and take off the tire Figure 7 3 Remove the lug nuts Put the spare tire on the wheel Replace and snug the lug nuts Lower the jack and remove it _ Tighten the lug nuts securely Replace the wheel cover push until it snaps into place 112 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing Tank Shut Off Seal Mount the removed tire on the cable mount at the back of the trailer Turn the cable nut to lift the tire securely against the bottom of the trailer REPLACING TANK SHUT OFF SEAL The spoils tank has a shut off valve in the top A buoyant ball plugs the port when the tank is filled with liquid If the rubber seal in the valve is damaged or worn the ball will not seal tightly There are two styles of tank cap as shown in Figure 7 4 k Figure 7 4 The older style of tank cap left has a knurled knob the newer style right uses wing nuts Figure 7 5 Remove the knurled knob from the tank cap then pull the cap off It may be necessary to tap the side of the cap with a rubber hammer to break the seal E H Wachs Part No 77 MAN 21 Rev 1 0809 113 VMT 1 Valve Maintenance Trailer Ay NOTE Switches are identified in drawing number D 77 ELEC A in Chapter 8 Refer to the drawing to order replace ment
45. elts are tight on the pulleys To check the tension place your thumb on the belt halfway between the pul leys and press down The belts should deflect no more than 1 2 13 mm 8 Re tighten the lock nuts on both tensioning screws 9 Replace the sprayer pump belt cover and insert the four screws in the front 10 Replace the screw in the back of the sprayer pump belt cover An NOTE Turn both tensioning screws the same number of turns to keep the sprayer pump square with the drive system E H Wachs Part No 77 MAN 21 Rev 1 0809 125 VMT 1 Valve Maintenance Trailer ADJUSTING THE TANK LATCHES The clearance between the spoils tank door and the seal can be adjusted If the door is leaking tighten the latch pin adjustment If the latch does not engage completely loosen the latch pin adjustment Latch Latch pin COANGER Figure 7 26 When closing the tank door the latch engages behind the latch pin to clamp the door shut Adjustment screw Set screw Figure 7 27 The front of the latch cover has screws for adjusting the latch 126 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Adjusting the Tank Latches Perform the following procedure on both sides of the tank door At the control panel turn the Latch Switch to the OPEN position and hold it until the latch is fully released Picur 7 28 Turn the Latch Switch to the OPEN posi tion and hold
46. engine Change the oil and oil filter every 150 hours of operation Refer to the engine manufacturer s manual for maintenance schedules instructions and recommended oils The gas engine is fitted with an oil drain valve and a drain hose is supplied to drain the oil Attach the hose to the drain valve and press and turn the valve to open it Close the valve when the oil is finished draining Figure 6 18 Attach the hose to the drain valve on the gas engine Press the valve in and turn to open it Sprayer Pump Change the oil in the sprayer pump after the first 50 hours of operation then every 3 months or 500 hours of operation Change the oil after the pump has been running and is warm turn the pump off for five minutes before removing the plug E H Wachs Part No 77 MAN 21 Rev 1 0809 107 VMT 1 Valve Maintenance Trailer IMPORTANT The recommended oil is Gen eral Pump Industrial Pump Oil Series 100 or a 30 weight non detergent oil Remove the oil plug on the side of the sprayer pump to drain the oil aR Figure 6 19 Remove the oil plug to drain sprayer pump oil Use a grease rag or shallow tray to catch the oil Replace and tighten the plug Remove the oil cap on top of the pump Add oil until it reaches a level about halfway up on the sight glass The sprayer pump holds 14 oz 414 ml of oil and fill the pump with oil The cap has a dipstick
47. ervoir TM 7 Figure 3 13 The hydraulic system reservoir The optional TM 7 valve exerciser is attached in front of the reservoir E H Wachs Part No 77 MAN 21 Rev 1 0809 23 VMT 1 Valve Maintenance Trailer Light Bar An overhead light bar with work lights and a programmed arrow board is available The light bar includes elec tronic control panel in a watertight enclosure Figure 3 14 The light bar included with the upgraded VMT 1 Figure 3 15 The light bar controller is housed in a water tight enclosure above the left fender 24 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Upgraded VMT 1 Hydraulic Hose Reel The hose reel supplies 45 ft of 1 2 hydraulic hose rated 2000 psi for operating auxiliary equipment It includes hose whips and connectors to connect to the auxiliary tools Figure 3 16 The auxiliary hydraulic hose reel is mounted on the front of the trailer Locking J ob Box A job box for holding valve keys and other tools is avail able The diamond plate aluminum box is bolted to the trailer frame Figure 3 17 The optional locking job box is mounted on the front of the trailer E H Wachs Part No 77 MAN 21 Rev 1 0809 25 VMT 1 Valve Maintenance Trailer Spare Tire Kit A spare tire kit with matching tire and rim for the trailer is available It includes mounting hardware to secure the tire
48. f the blower belt cover Sprayer Pump Belts 1 Remove the screw holding the back of the sprayer pump belt cover Figure 7 22 Remove the screw on the back of the sprayer pump belt cover Bn NOTE Turn both tensioning screws the same number of turns to keep the blower square with the drive system Bn NOTE Move the spoils tank out to the dump position for easier access to the belts E H Wachs Part No 77 MAN 21 Rev 1 0809 123 VMT 1 Valve Maintenance Trailer 2 Remove the four screws on the front of the cover Figure 7 23 Remove the four screws holding the front of the sprayer pump belt cover 3 Lift the cover up and tip it to remove it from behind the engine 4 Inspect the belts for any damage Check the tension on the belts Figure 7 24 Inspect the sprayer pump belts for dam age and correct tension 124 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Servicing the Drive Belts 5 To replace one or both belts loosen the lock nuts on the tension screws and then turn the screws counter clockwise until the belts can slip off the pulleys Lock nuts Tensioning screws Figure 7 25 Loosen the lock nuts then turn the ten sioning screws counter clockwise to loosen the tension on the belts 6 Slip the worn or damaged belt off the pulleys and replace it with a new belt 7 Tighten the sprayer pump belt tensioning screws until the b
49. fills the bowl then retighten The suction supply line should now be primed from the priming tank to the strainer housing Tighten Figure 5 43 Loosen the strainer until water fills the bowl then retighten it 6 Turn the unloader knob counter clockwise to release all spring tension Figure 5 44 Turn the unloader knob counter clock wise until the spring tension is released 74 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation Start the gas engine and run at low to medium throttle At the control panel turn the Vacuum Pressure Washer switch to the WATER position Water will begin to flow from the end of the sprayer hose WATER VAC Figure 5 45 Turn the pressure washer switch to the WATER position Turn the unloader knob clockwise to increase flow Increase engine speed as needed Figure 5 46 Turn the unloader knob clockwise to increase the water flow Let the water continue to flow until it is a steady flow without air bubbles This may take 3 5 minutes By NOTE Set the engine throttle to low speed before turning on the pressure washer or vacuum blower E H Wachs Part No 77 MAN 21 Rev 1 0809 75 VMT 1 Valve Maintenance Trailer CAUTION Do not move the Water Sup ply Valve lever when the pump is running Damage to the pump could result By NOTE The water source must be capable of
50. gine This overhead cam hori zontal crankshaft engine has an electric starter The engine operates the vacuum system pressure washer and optional hydraulic pump The engine operates on 87 octane unleaded gasoline or on 10 ethanol 90 gasoline gasohol blend Use a winter blend fuel when running the engine in cold weather The Kohler engine is provided with an Owner s Manual and a Service Manual Refer to the Kohler manuals for operat ing guidelines maintenance and service of the engine 5 5 is it b Figure 3 6 The gasoline engine shown in the center powers all of the equipment provided with the VMT 1 18 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Standard VMT 1 Equipment Diesel Engine An optional diesel engine is available The Briggs amp Strat ton Vanguard model 582447 is a three cylinder engine pro viding 26 5 horsepower It features an electric starter and is water cooled The engine operates on minimum 40 cetane diesel fuel Do not use kerosene or gasoline in the diesel engine The diesel engine is provided with an Operator s Manual Refer to the Briggs amp Stratton manual for operating guide lines maintenance and service of the engine Keyswitch and throttle Figure 3 7 The diesel engine is shown The engine keyswitch and throttle are located remotely next to the trailer control panel E H Wachs Part No
51. gis wn ed ne ae ee heed eae ae eee ce 47 Locking Job CaO BRET Shad oa ees 48 Starting and Running the Bncuie lt icosicedeeedeveetgesindhieesavcs kuoa Da 49 Gas ENSE ssc hone aN ecg E Gene ATS Gn AAS E OEA E Swale E eae ace 50 Diesel sosea tkeeicde teers de dae 51 Vacu m System Operation erudiit EEEE EA oa ax 53 Selecting a Vacuum Wand 2 ness 533 OS ee eee eas 53 Emptying the Tank S O E TE 59 Draining 0 E E E E E E 59 D mping Solids ane 62 Un cl gging the Vacuum 2 94425 ea0 eueseand derese ides hand aiie 66 Pressure Washer Operation 68 Filing the Water Tank bess 68 Pilling the Antifreeze Primer Tank 69 Usinsthe Pressures Washer gay Seas 70 Priming the Washer Pamp 22 402si804seosi055he04hehiwhsideiaeesshstieeats Prime Using the VMT 1 Pump Draw os hoe T3 Prime Using a Pressurized Water Source
52. h the VMT 1 engine either gas or diesel has a comprehensive maintenance schedule Per form all engine maintenance according to the guidelines in the manufacturer s manual This chapter highlights some engine maintenance proce dures but does not describe all maintenance Always fol low the recommendations in the engine manual E H Wachs Part No 77 MAN 21 Rev 1 0809 97 VMT 1 Valve Maintenance Trailer DAILY MAINTENANCE Perform the following maintenance each day e Clean the vacuum system filter see Cleaning the Vac uum Filter below Verify that the clamps are secured tightly e Lubricate the vacuum blower see Lubricating the Blower below e Verify that all trailer and accessory lights are working e Check suction hoses for abrasions holes kinks or dam aged connectors Replace if necessary e Clean any debris from the tank door seal e Verify that the latches the tank door seal the door tightly See Adjusting the Tank Latches in Chapter 7 Cleaning the Vacuum Filter The filter should be cleaned every day more frequently when vacuuming dust or water that is very dirty If the vac uum begins to lose suction check the filter and clean it if necessary Once the filter is cleaned it must be allowed to dry before reinstallation Keep at least one spare filter on hand so that filters can be swapped for cleaning 1 Shut off the vacuum switch at the control panel
53. he control panel turn the pressure washer switch to the WATER position The water in the sprayer sys tem will flow from the hose into the priming tank a Figure 4 6 Turn the pressure washer switch to the WATER position 6 When the antifreeze mix begins to come out of the nozzle turn off the engine 7 Open the brass drain valve at the back of the trailer and drain all water out of the water tank Figure 4 7 Open the drain valve on the back of the trailer to drain the water tank 8 Open the top of the water tank and use a wet vacuum to suction any remaining water out of the tank 9 Pour an appropriate antifreeze mix into the water tank to a depth of about 1 inch 38 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Cold Weather Storage 10 Move the yellow Water Supply Valve lever to the TANKS position Figure 4 8 Move the Water Supply Valve to the TANKS position 11 Repeat steps 3 through 6 above 12 Rewind the sprayer hose on the reel E H Wachs Part No 77 MAN 21 Rev 1 0809 39 VMT 1 Valve Maintenance Trailer Trailer With Water Heater 1 Ensure that the priming tank is filled with an appropri ate RV marine antifreeze mix for the environmental temperature Pull a sufficient length of hose from the pressure washer hose reel to reach the valve on the water heater Do not connect the sprayer wand AT Figure 4
54. he three swing latches 10 Wash the filter that was removed in clean water or a water detergent solution Rinse the filter and set it where it can dry Lubricating the Blower To prevent corrosion lubricate the blower at the end of the day with a spray lubricant such as WD 40 Apply the spray through the port underneath the blower Access the port through the accessory storage box under the trailer Pai gt a Figure 6 6 Access the blower lubrication port through the accessory storage box Figure 6 7 Flip the tab up to remove the plug for lubricating the blower IMPORTANT Do not spray the filter ele ment with pressurized water High pressure spray may tear the filter E H Wachs Part No 77 MAN 21 Rev 1 0809 101 VMT 1 Valve Maintenance Trailer IMPORTANT s Run the vacuum blower when lubricating it to make sure the lubricant reaches all blower components Alternatively it may be easier to spray into the blower when the filter is out of the canister for cleaning Spray through the air port in the back of the canister Figure 6 8 To lubricate the blower through the filter canister spray through the port in the back 1 When using the lubrication port beneath the blower remove the plug 2 When using the air port in the filter canister remove the filter 3 Start the engine and run it at medium throttle 4 At the control panel turn the Vacuum Pressure
55. he trailer to the dumping location Ensure that there is clearance around the trailer and sufficient area for the tank to open and dump 2 Start the gas engine Follow the instructions in Start ing and Running the Engine earlier in this chapter 3 Move the tank past the trailer deck At the control panel turn and hold the Dump Switch to the UP posi tion just until the tank has cleared the deck and begins to tip approximately 10 20 then release the Dump Switch to the center position Figure 5 23 Turn the Dump Switch to the UP posi tion and hold it just until the tank has cleared the deck and begins to tip approximately 10 20 62 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation At the control panel turn the Latch Switch to the OPEN position and hold it until the door opens AN WARNING Make sure no one is in front of or near the tank when operating the Latch Switch Contact with the tank door or contents when the door opens could cause serious injury Figure 5 24 Turn the Latch Switch to the OPEN posi tion and hold it until the door swings open Figure 5 25 The tank door will swing open when the latches are released E H Wachs Part No 77 MAN 21 Rev 1 0809 63 VMT 1 Valve Maintenance Trailer CAUTION Monitor the door position when tilting the tank In cer tain situations the door may contact the gro
56. he water tank 11 Open the top of the water tank and use a wet vacuum to suction any remaining water out of the tank 42 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Cold Weather Storage 12 Pour an appropriate antifreeze mix into the water tank to a depth of about 1 inch 3 Move the yellow Water Supply Valve lever to the TANKS position Figure 4 15 Move the Water Supply Valve to the TANKS position 14 Repeat steps 6 9 above 15 Remove the sprayer hose from the input fitting on the water heater and rewind the hose reel E H Wachs Part No 77 MAN 21 Rev 1 0809 43 1 Valve Maintenance Trailer 44 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Chapter 5 Operating Instructions This chapter provides instructions for towing the VMT 1 trailer and for starting the engine to power the trailer s equipment Specific sections of the chapter provide instructions for operating the following standard and optional components of the VMT 1 system e vacuum system e pressure washer e lightbar e hydraulic hose reel e hot water kit TRAILER FEATURES Towing the Trailer Before towing the trailer e Take the key out of the engine keyswitch e Ensure that the hitch is properly attached and the safety chains are attached to the vehicle trailer tail lights brake lights and turn signals are
57. ilers built after September 2008 have a strainer in the fresh water tank You will not need to per form this step if there is no strainer in the water line Loosen the clear plastic water strainer until fluid fills the bowl then retighten This will prime the main line all the way to the pump Tighten Figure 5 51 Loosen the strainer until water fills the bowl then retighten it 7 Turn the unloader knob counter clockwise to release all spring tension Figure 5 52 Turn the unloader knob counter clock wise until the spring tension is released 8 Start the engine and run it at low to medium throttle 78 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation At the control panel turn the Vacuum Pressure Washer switch to the WATER position Water will begin to flow from the sprayer hose inyi WATER VAC Figure 5 53 Turn the pressure washer switch to the WATER position 10 Tur the unloader knob clockwise to increase pres sure Increase engine speed as required Figure 5 54 Turn the unloader knob clockwise to increase the water pressure 11 To operate the sprayer using the external water source attach a spray wand to the sprayer hose The sprayer can be operated for an extended time in this configura tion By NOTE Set the engine throttle to low speed before turning on the pressure washer or vacuum blower E
58. ing Instructions Vacuum System Operation 7 Tf solids remain in the tank proceed to Step 4 of Dumping Solids page 63 Otherwise when all fluids have drained and the valves are closed return the tank to the operating position At the control panel turn the Dump Switch to the DOWN position and hold it until the tank has lowered and moved back to the operating position Release the Dump Switch Figure 5 22 Once the fluids have drained and the valves are closed turn the Dump Switch to the DOWN position until the tank has moved back to its operating position 8 After dumping or moving the spoils tank allow suffi cient time to recharge the trailer battery before turning off the engine Refer to Starting and Running the Engine page 49 for a more detailed explanation of re charge times E H Wachs Part No 77 MAN 21 Rev 1 0809 61 VMT 1 Valve Maintenance Trailer CAUTION Park the trailer on level ground before dumping The door may not close if the trailer is not level AN WARNING Ensure that no one is in front of or near the tank when operating the Dump Switch Contact with the tank while it is moving could cause seri ous injury Dumping Solids When the tank contains both liquids and solids it may be appropriate to partially drain the liquid using the previous procedure prior to dumping the solids However a moder ate amount of liquid may facilitate dumping the solids 1 Move t
59. is the correct amperage rating see the elec trical drawing in Chapter 8 Figure 7 16 Identify the blown fuse in the fuse block 3 Replace the serial tag plate fasten it with the screws An NOTE Fuses are identified in draw ing number D 77 ELEC A Chapter 8 Refer to the draw ing to order replacement fuses E H Wachs Part No 77 MAN 21 Rev 1 0809 119 VMT 1 Valve Maintenance Trailer By NOTE Move the spoils tank out to the dump position for easier access to the belts SERVICING THE DRIVE BELTS This section describes how to check and replace the drive belts two each for the sprayer pump and vacuum blower in addition to procedures for tightening the belts Belts that are in good condition may be tightened rather than replaced Check for cracks tears worn surfaces or signs of overheating when inspecting the belts Replace any belt that is damaged Vacuum Blower Belts 1 Remove the screw holding the back of the blower belt cover Figure 7 17 Remove the screw on the back of the blower belt cover 120 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Servicing the Drive Belts Remove the two top screws holding the priming tank bracket Figure 7 18 Remove the two top screws holding the priming tank bracket in place then remove the bracket and tank 3 Remove the bracket and priming tank 4 Remove the two bottom screws on the front of
60. nd hold it until the latches on the 5 CAUTION door completely engage Make sure the tank is low ered to the level position before closing the door Clos ing the door latches before leveling the tank can dam age the latch mechanisms Figure 5 29 When the tank is in the down position turn the Latch Switch to the CLOSE position until the latches are fully engaged E H Wachs Part No 77 MAN 21 Rev 1 0809 65 VMT 1 Valve Maintenance Trailer Ay NOTE Check the filter whenever the vacuum system becomes clogged Reduced suction caused by a partially clogged filter can cause the hose to clog Clean the filter if neces sary 11 After dumping or moving the spoils tank allow suffi cient time to recharge the trailer battery before turning off the engine Refer to Starting and Running the Engine page 49 for a more detailed explanation of re charge times Unclogging the Vacuum If the system loses suction and the tank is not full there is either a clog in the wand or hose or the filter is plugged If the suction stops suddenly a clog is the most likely cause A gradual decrease of suction is generally caused by a plugged filter Use the following procedure to clear the clog Instructions for cleaning the filter are in Chapter 6 1 With the vacuum running turn the Vacuum Break lever to the CLOSED position then return it to the OPEN position This may dislodge the clog Figure 5 30 Turn th
61. nect the hoses to the hydraulic tool Tools with flow controls must be turned off E H Wachs Part No 77 MAN 21 Rev 1 0809 83 VMT 1 Valve Maintenance Trailer AN WARNING The water heater gets very hot Stay away from the top vent of the heater unit when operating the heater Contact with the heater may cause severe burns 7 Start the gas engine Set the throttle so that the system pressure gauge on the front of the hydraulic tank dis plays the pressure required for the tool to be operated WATER HEATER OPERATION A valve and a hose inlet on the water heater allow the water heater to be operated in three configurations e spraying hot water with the sprayer hose e circulating water from the heater to the tank e circulating water from the heater through the entire sprayer system NOTE With the water heater installed water to the sprayer is always circulated through the water heater The water will be heated only if the heater is turned on Starting and Running the Water Heater 1 Fill the heater s diesel fuel tank 264 Figure 5 62 The water heater fuel tank is mounted in front of the heater 84 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Water Heater Operation 2 Start the gas engine and set it to medium throttle At the control panel turn the Vacuum Pressure Washer switch to the WATER position HE k j
62. ng the Tank Lathes dodo pees tentiae iiia 126 Replacing the B ttery andes maces een 129 Jump Starting the Engine 2 1 cs lt 2ni oes peeen ee cae esos esi ee EA aE a 130 Replacing Light Bar Bulbs odes Shy aah eee ets Pewee 132 Light Bar Flashers sos ig0sie2se0s5e9osieehixtsaddsaeeethesiesigegages sheds 132 WV OCS eo ee eee ne 133 Chapter 8 Parts Lists and Drawings cccccccscccccccccccescsscsscscces 135 Chapter 9 Accessories and Parts sccsscsccsnesccvnesnssecsccvesvevsesescees 149 OPHONS DOO ORE NOSE SHEE E 149 PCS SORES deep ee 150 Replacement Parts shee Riad Odes Meee 151 Chapter 10 Ordering Information oi06 lt s0sees sob e tice Veneta eres cess ewes 155 Ordering Replacement Parts pees Saws 155 Infomation e tues ase 156 Warranty Information ae en eae ae a ee aes eee ee en ees 156 Return Goods 007686022290 oes shoes seared ees 156 E H Wachs Part No 77 MAN 21 Rev 1 0809 iii VMT 1 Valve Maintenance Trailer This page intentionally left blank iv Part No 77 MAN 21 Rev 1
63. nk Tank drain Locking tool box optional Hydraulic hose Sprayer reel optional hose reel Fuel tank Vacuum filter canister Priming tank Figure 3 2 The left side of the VMT 1 trailer Spoils tank Vacuum hose Sprayer wands Engine TM 7 valve exerciser optional Hydraulic tank Control panel Light bar controller E H Wachs Part No 77 MAN 21 Rev 1 0809 15 VMT 1 Valve Maintenance Trailer TM 7 swivel rail Accessory Storage box Spare tire optional Light bar optional Sprayer hose reel in optional _ mounting posi tion 1 Figure 3 3 The back of the VMT 1 trailer Vacuum blower Hydraulic pump 1 4 Sprayer pump Drive belt cover Figure 3 4 The vacuum blower hydraulic pump and sprayer pump as seen from behind the engine with the spoils tank tipped forward 16 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Standard VMT I Equipment Figure 3 5 An alternate configuration is available with a diesel engine and traverse mounted drive enclosure for the pumps E H Wachs Part No 77 MAN 21 Rev 1 0809 17 VMT 1 Valve Maintenance Trailer Engine The standard VMT 1 engine 15 a Kohler gas model A Briggs amp Stratton diesel is available as an option Gas Engine The trailer s equipment is powered by a 27 HP Kohler Com mand Pro CH740 gasoline en
64. nlet port Place the plug in a secure location such as the trailer storage box Figure 5 10 Remove the plug from the inlet port 54 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation 5 Insert the port fitting end of the suction hose into the inlet port Put the locking collar over the fitting and close the latch to secure the hose Figure 5 11 Insert the hose fitting into the inlet port and attach it with the locking collar 6 Slide the other end of the hose over the vacuum wand The hose will fit tightly Insert the wand far enough to install the hose clamp Figure 5 12 Insert the wand fitting into the end of the vacuum hose E H Wachs Part No 77 MAN 21 Rev 1 0809 55 VMT 1 Valve Maintenance Trailer 2 Set the engine throttle to low speed before turning on the pressure washer or vacuum blower Place the hose clamp around the hose engage the latch and tighten it Figure 5 13 Attach the hose to the wand using the hose clamp 8 Start the engine Follow the instructions in Starting and Running the Engine earlier in this chapter 9 Before turning on the vacuum blower ensure that the wand is held off the ground and away from any objects 10 At the control panel turn the Vacuum Pressure Washer switch to the VAC position The vacuum blower will engage Figure 5 14 Turn the Vacuum Pressure Washe
65. ntroller is available with optional GPS capability either standard or submeter resolution for automated valve locating and logging The controller is available separately 79 410 00 if a spare or replacement is needed The hydraulic pump option must be installed on the VMT 1 to operate the ERV 750 Purchase the ERV 750 installation kit 79 401 00 to retrofit an existing VMT 1 trailer with the ERV 750 The ERV 750 is supplied with a separate manual for operat ing instructions and parts service information E H Wachs Part No 77 MAN 21 Rev 1 0809 29 1 Valve Maintenance Trailer 30 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Chapter 4 Assembly Disassembly and Storage In This Chapter The VMT 1 trail ith all maj ts and e railer comes with all major components an FIRST TIME USE systems assembled and ready for use Some assembly of accessories may be required STORAGE PROCEDURES l TAKING THE EQUIPMENT OUT This chapter describes how to set up the VMT 1 for initial OF STORAGE operation and how to prepare it for storage and for restora tion to service COLD WEATHER STORAGE E H Wachs Part No 77 MAN 21 Rev 1 0809 31 VMT 1 Valve Maintenance Trailer FIRST TIME USE Perform the following checks and procedures before using your VMT 1 trailer for the first time Remove the shrinkwrap and packaging straps Remove
66. odel TM 7 manual WARNING When finished using the TM 7 return it to its Make sure the swivel clamps parked position Tighten the swivel clamps and re are tightened before operat insert the locking pin ing the TM 7 The machine could move suddenly when actuated causing operator injury E H Wachs Part No 77 MAN 21 Rev 1 0809 93 VMT 1 Valve Maintenance Trailer Operating the ERV 750 This section describes how to set up the ERV 750 for use Detailed instructions on operating the ERV 750 are in the ERV 750 Extended Reach Valve Exerciser User s Manual which is provided with the ERV 750 Trailer Systems without a TM 7 For VMT 1 trailers without a TM 7 the ERV 750 is plumbed directly to the hydraulic tank The ERV 750 does not require any additional hoses Push in the auxiliary knob on the hydraulic tank to enable hydraulic flow through the valve exerciser ports Figure 5 77 Push in the auxiliary knob to enable flow to the ERV 750 94 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Valve Exerciser Trailer Systems With a TM 7 1 For VMT 1 trailers with a 7 connect the hoses from the ERV 750 to the auxiliary hydraulic ports on the front of the hydraulic tank Figure 5 78 Connect the hoses from the ERV 750 to the hydraulic tank systems with TM 7 also Connect the pressure side hose to the P connector and the return tank hose to the T
67. ont of the left fender to the TANKS position Figure 4 3 Move the Water Supply Valve to the TANKS position 3 Start the engine and run at low to medium throttle 4 Pulla sufficient length of hose from the sprayer hose reel to reach the priming tank remove the tank lid and hold the hose in the tank 2 Propylene glycol PG anti freeze comes in two types motor vehicle and RV Marine These antifreezes are intended for completely differ ent end uses Use only RV Marine antifreeze in the sprayer system When cycling antifreeze out of the system do not dump anti freeze on the ground or into storm water drains Cycle it back into the priming tank then remove the priming tank and dispose of the antifreeze in an approved manner E H Wachs Part No 77 MAN 21 Rev 1 0809 33 VMT 1 Valve Maintenance Trailer 5 At the control panel turn the pressure washer switch to the WATER position The antifreeze mix in the sprayer system will flow from the hose into the prim ing tank inyi WATER VAC PRESSUR SHER Figure 4 4 Turn the pressure washer switch to the WATER position 6 When plain water begins to come out of the nozzle turn off the engine 7 Rewind the sprayer hose on the reel 36 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Cold Weather Storage COLD WEATHER STORAGE When st
68. oring the trailer in sub freezing weather even for short periods perform the following special procedures Pressure Washer Before storing the trailer in sub freezing weather 32 F 0 C cycle RV marine antifreeze through the sprayer sys tem using the following procedure Trailer Without Water Heater 1 Ensure that the priming tank is filled with an appropri ate RV marine antifreeze mix for the environmental temperature 2 Move the yellow Water Supply Valve lever in front of the left fender to the ANTIFREEZE CHARGE TANK position SUPPLY igure 4 5 Move the Water Supply Valve to the ANTI FREEZE CHARGE TANK position 3 Start the engine and run at low to medium throttle 4 Pulla sufficient length of hose from the sprayer hose reel to reach the priming tank remove the tank lid and hold the hose in the tank Do not connect sprayer wand An NOTE Propylene glycol PG anti freeze comes in two types motor vehicle and RV Marine These antifreezes are intended for completely differ ent end uses Use only RV Marine antifreeze in the sprayer system When cycling antifreeze out of the system do not dump anti freeze on the ground or into storm water drains Cycle it back into the priming tank then remove the priming tank and dispose of the antifreeze in an approved manner E H Wachs Part No 77 MAN 21 Rev 1 0809 37 VMT 1 Valve Maintenance Trailer At t
69. pter 9 for a list of available wand sizes In general use the largest wand possible for the work envi ronment Larger wands pick up more debris faster and are less likely to clog Use a smaller wand when working in tight areas Setup and Operation Before setting up the vacuum system position the VMT 1 trailer so that the suction hose reaches the work area Ay NOTE The standard suction hose is 20 feet long longer length hoses can be ordered Ensure that the e latch on the dump door of the holding tank is fully engaged e holding tank drain valve is closed e vacuum break lever on the back of the trailer is in the CLOSED position 1 Park the trailer on level ground near the work site so that the suction hose reaches the work area Keep the AN WARNING trailer attached to the vehicle when operating the vac uum Leave the trailer attached to the vehicle when operating 2 Remove the suction hose from its storage location on the vacuum A self standing the front of the trailer and lay it out on the ground trailer could move as the vac uum tank fills causing opera tor injury or damage to the equipment E H Wachs Part No 77 MAN 21 Rev 1 0809 53 VMT 1 Valve Maintenance Trailer Release the locking collar holding the plug in the inlet port at the top of the spoils tank Figure 5 9 Pull the latch on the locking collar to release it and take it off the inlet port 4 Remove the plug from the i
70. r switch to the VAC position 56 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation 1 When using the pressure washer to aid in vacuuming turn the Vacuum Pressure Washer switch to the BOTH position Figure 5 15 To use both the washer and vacuum turn the Vacuum Pressure Washer switch to the BOTH position 12 Vacuum the work site to remove the water or debris Note the following guidelines when operating the vac uum When vacuuming water do not submerge the tip of the wand Skim the surface of the water with the wand to prevent opening the vacuum relief valves Monitor the vacuum pressure Normal operation should have a vacuum level of about 5 If the filter or wand is clogged the vacuum will rise to 11 Shut the vacuum off and check the filter wand and hose Vacuuming dry debris may be easier if the pressure washer is used to wet the material into a slurry j The pressure washer may be used to dig around Monitor the pressure an ike hydrants or other equipment to loosen and remove vacuum gauge while operat material ing the vacuum E H Wachs Part No 77 MAN 21 Rev 1 0809 57 VMT 1 Valve Maintenance Trailer An NOTE A clogged wand or hose will also stop vacuum pressure If the pressure stops and the tank is not full see the instructions in the Unclog ging the Vacuum section below 13 Monitor the fill
71. rciser 29 Chapter 4 Assembly Disassembly and Storage essssssesossesesesssseseseo 31 First Time EE E EEEE 32 Slorage Procedur s as 33 Standatrd Equipment irose 33 Optional Equipment 22224 422454904500552448 06502600055825005256505R245 25 33 Taking the Equipment out of Storage 34 Standard Equipment Gd ed oes SEs SREP Ages DEES edad 34 Opiondl Equipment e E E a aa Leesa 34 Cycling Antifreeze out of TRE Syste su os awards a sit he ee Pode pee eee eens 35 E H Wachs Part No 77 MAN 21 Rev 1 0809 i VMT 1 Valve Maintenance Trailer Cold Weather Storage 4 20429h4es hed wes Haw E ata hea wae HA 37 Pressure Wasb r sigicsesetatese 37 Trailer Without Water Heater a i spata 37 Tr iler With Watet Heater 604s acs nee weds tersi sea Ge 40 Chapter 5 Operating Instructions 0 ccc ccc 45 Trailer Features a Fee cheese Pes GES eee BASES TNE E Os REO ES 45 Towing Me Tae cee eevee de wee ee 45 Storing Vacuum Wands and Other Accessories 46 Spare dite OPHION 62 54 doe eee ae
72. request an electronic copy of this manual by emailing customer service at sales wachsco com E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer COMPONENT MANUALS The following manufacturers manuals are supplied for components of the VMT 1 system Kohler engine Owner s Manual for gas engine Kohler engine Service Manual for gas engine Briggs amp Stratton Vanguard Diesel Operating amp Main tenance Instructions for diesel engine Water Cannon Hot Water Series Pressure Washer Oper ator s Instruction Manual Dexter Electric Brakes manual Dexter Hubs Drums Bearings manual Monarch M Series DC Hydraulic Power Units Informa tion and Troubleshooting Guide Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 2 Safety Chapter 2 Safety The E H Wachs Company takes great pride in designing and manufacturing safe high quality products We make user safety a top priority in the design of all our products Read this chapter carefully before operating the VMT 1 It contains important safety instructions and recommenda tions OPERATOR SAFETY Follow these guidelines for safe operation of the equip ment e READ THE OPERATING MANUAL Make sure that you understand all setup and operating instructions before you begin e INSPECT MACHINE AND ACCESSORIES Before starting the machine look for loose bolts or nuts leaking lubricant rusted components and any other physical
73. slides back onto the trailer for storage Figure 3 20 The TM 7 is shown with its frame extended The TM 7 includes a water and shock resistant handheld control unit for operating the machine and collecting valve exercising data The controller can operate the TM 7 in manual mode or in an exercising mode that automatically controls torque and direction to exercise valves safely and completely The hydraulic pump option must be installed on the VMT 1 to operate the TM 7 Purchase the TM 7 installation kit 17 420 00 when retrofitting an existing VMT 1 trailer with the TM 7 The TM 7 is installed on a 180 swivel rail This allows the 7 to be positioned anywhere from the left side to the right side of the trailer The TM 7 is supplied with a separate manual for operating instructions and parts service information 28 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Optional Equipment ERV 750 Extended Reach Valve Exerciser The ERV 750 is an extended reach hydraulic valve exer ciser mounted on a pivoting telescoping arm It can reach valves up to 11 ft from the curb side of the trailer and pro vides up to 750 lb ft of torque Figure 3 21 The ERV 750 valve exerciser extends on a pivoting telescoping arm The ERV 750 includes a ruggedized handheld controller data logger for operating the machine and collecting valve exercising data The co
74. supplying at least 4 gallons per minute Move the yellow Water Supply Valve lever to the TANKS position This will prime the main tank and allow continued operation Ch a hem Figure 5 47 Move the Water Supply Valve lever to the TANKS position to prime the main tank Prime Using a Pressurized Water Source Connect a garden hose using a female adapter to the brass drain valve at the back of the trailer Figure 5 48 Connect a garden hose to the drain valve on the back of the trailer 76 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Pressure Washer Operation 2 Pulla sufficient length of hose from the sprayer hose reel to reach the water tank Put the end of the sprayer hose into the top of the tank to cycle the water as the system is primed 3 Close the plastic tank valve located under the lower deck behind the trailer s axle Figure 5 49 Turn off the tank valve underneath the trailer 4 Move the yellow Water Supply Valve lever to the TANKS position Figure 5 50 Move the Water Supply Valve lever to the TANKS position 5 Turn on the garden hose Ay NOTE The maximum inlet pressure of the pump is 125 psi Do not exceed this pressure with the water source E H Wachs Part No 77 MAN 21 Rev 1 0809 77 VMT 1 Valve Maintenance Trailer NOTE Trailers built before Septem ber 2008 have a strainer in the water line Tra
75. switches Figure 7 6 The seal is in the vacuum port Pry the old seal out and press the new seal in Figure 7 7 Check the seal from the inside of the tank to ensure that it is properly seated REPLACING CONTROL PANEL SWITCHES Replace damaged switches by taking off the control panel and removing the switches from the back 1 Turn off power at the engine keyswitch 114 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing Control Panel Switches Remove the four screws holding the control panel to the trailer Figure 7 8 Remove the four screws at the corners to take off the control panel 3 Carefully tip the control panel down being sure not to pull off any wires Vacuum Low oil pres Work light Vac pressure gauge sure light Switch washer switch Tach hour meter Dump switch Latch switch Figure 7 9 Components as shown on the back of the control panel E H Wachs Part No 77 MAN 21 Rev 1 0809 115 VMT 1 Valve Maintenance Trailer 4 Toremove a switch or gauge first disconnect the wires Use a screwdriver if necessary to loosen the junction screws 5 tach hour meter is fastened to the panel with screws Remove the screws to replace it Figure 7 10 Remove the nuts and screws to take off the tach hour meter 6 The vacuum gauge is held to its bracket by two screws To replace the vacuum gauge first remove the hose then the scre
76. symbol to avoid possible injury or death Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 1 About This Manual Manual Updates and Revision Tracking This is the equipment damage alert symbol and is used to notify the user of potential equipment damage situa tions Obey all messages that follow this symbol to avoid damaging the equipment or work piece on which it is operating NOTE This symbol indicates a user note Notes provide additional information to supple ment the instructions or tips for easier operation 7 MANUAL UPDATES AND REVISION TRACKING Occasionally manuals will be updated with improved oper ation or maintenance procedures or with corrections if nec essary Revised manuals will include an updated revision history on the title page If factory service or upgrades are performed on the equip ment and that service changes any technical data or opera tion and maintenance procedures on the equipment a revised manual will be returned with the equipment CAUTION A CAUTION alert with the damage alert symbol indi cates a situation that will result in damage to the equipment is IMPORTANT An IMPORTANT alert with the damage alert symbol indi cates a situation that may result in damage to the equipment By NOTE A NOTE provides supple mentary information or oper ating tips Current versions of E H Wachs Company manuals are also available in PDF for mat You can
77. the traffic cone holder from the accessory stor age box and install it on the front of the trailer as shown in Figure 4 1 Fill the engine s fuel tank Fill the water tank Fill the priming tank Prime the water pump according to the instructions in Chapter 5 Figure 4 1 Install the traffic cone holder using the two screws as shown 32 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Storage Procedures STORAGE PROCEDURES Perform the following procedures before storing the VMT 1 trailer for an extended period of time at least one week out of service Standard Equipment e Perform the daily maintenance procedure described in Chapter 6 e Partially release the latches on the tank door so that the door isn t compressed against the seal Leave the latches engaged enough to keep the door from swinging open freely e Add fuel stabilizer to the engine fuel tank or drain the tank e Drain the water tank Optional Equipment e Add fuel stabilizer to the hot water kit fuel tank or drain the tank e Place the optional covers on the TM 7 and ERV 750 valve exercisers Figure 4 2 The covers supplied with the TM 7 and ERV 750 valve exercisers e Lubricate the rails on the optional TM 7 valve exerciser E H Wachs Part No 77 MAN 21 Rev 1 0809 33 VMT 1 Valve Maintenance Trailer 2 NOTE On sealed fuel tanks use the vented fuel tank cap when
78. und which could damage the door AN WARNING Make sure no one is near the tank when operating the Dump and Latch Switches Contact with the tank or door when they are moving could cause serious injury 5 Once the tank door is open turn the Dump Switch to the UP position and hold it until the tank is completely tipped Figure 5 26 After opening the tank door turn the Dump Switch to the UP position to completely tip the tank Figure 5 27 Tank in the fully tipped position 6 After the tank contents have dumped and the door has stopped swinging check the inside of the tank for remaining debris Remove debris with the power washer or use a shovel to scrape it out if necessary 7 Use the power washer to clean the rim of the door and the edge of the tank This will ensure that the tank door will seal properly when it is closed Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Vacuum System Operation 8 At the control panel turn the Dump Switch to the DOWN position and hold it until the tank has lowered and moved back to its operating position Release the Dump Switch Figure 5 28 After the tank is dumped turn the Dump Switch to the DOWN position until the tank has moved back to its operating position 9 Ensure that the door is in contact with the tank before operating the Latch Switch 10 At the control panel turn the Latch Switch to the CLOSE position a
79. using the VMT 1 in warm weather TAKING THE EQUIPMENT OUT OF STORAGE Perform the following checks and procedures when restor ing the equipment to service after extended storage Standard Equipment Check the following Engine oil level Blower pump oil level Hydraulic oil level in the tank Blower and hydraulic pump belts All gaskets for wear or deterioration Tank door seal Condition and air pressure of the tires including the optional spare tire Trailer lights Vacuum system filter Battery charge if necessary Trailer break away system battery charge if necessary Once all checks are satisfactorily completed fill the engine fuel tank On sealed fuel tanks use the vented fuel tank cap when operating the VMT 1 in warm weather Optional Equipment When optional equipment is installed check the following Light bar check operation Hot water kit check burner and controls fill hot water kit fuel tank 34 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 4 Assembly Disassembly and Storage Taking the Equipment out of Storage Cycling Antifreeze out of the System Use fresh water to cycle antifreeze out of the sprayer system when returning the unit to service or prior to starting the unit after it has been stored during freezing weather If the optional water heater is installed heated water may be used 1 Fill the water tank with fresh water Move the yellow Water Supply Valve lever in fr
80. ve Maintenance Trailer Pressure Washer The clutch driven pressure washer outputs 2 5 gpm 3000 psi includes a 5 gallon priming tank and 66 gallon water tank a sprayer wand and 50 ft hose on a spring rewind hose reel Sprayer pump behind cover sa Figure 3 12 The sprayer pump is behind the cover to the side of the engine with the sprayer hose reel to the left Two sprayer wands are available with the pressure washer A short wand is designed for cleaning the trailer and equip ment after use a longer wand is used to clear dirt and debris in the work area UPGRADED VMT 1 The following additional equipment is included in the upgraded 77 000 22 gas engine or 77 000 24 diesel engine VMT 1 configuration e hydraulic pump e light bar e hydraulic hose reel e locking job box e spare tire kit The following sections describe these components Any combination of these equipment items can be added to the basic 77 000 21 system 22 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 3 Introduction to the Equipment Upgraded VMT 1 Hydraulic System The hydraulic pump provides power to a valve exerciser or to auxiliary equipment HTMA Class II circuit It has a maximum output of 8 gpm at 1800 psi The 10 gallon hydraulic oil reservoir has a sight gauge for oil level and temperature The system includes an auxiliary power port relief valve and an oil cooler with an electric fan Hydraulic res
81. water flow to the right 2 Operate the sprayer as usual It may take a few sec onds for hot water to reach the spray wand E H Wachs Part No 77 MAN 21 Rev 1 0809 87 VMT 1 Valve Maintenance Trailer 2 NOTE The gas engine must be run ning and the Vacuum Pres sure Washer switch set to WATER Heating the Tank Water Water can be heated and circulated directly back to the water tank The sprayer cannot be used while heating and recirculating water 1 Turn the water heater valve handle as shown in Figure 5 68 below to direct the water flow back to the water tank Figure 5 68 Set the water flow direction to the left to heat the tank water This setting disables the sprayer 2 The heater will operate until the water reaches the temperature on the thermostat then automatically turn off 88 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Water Heater Operation Circulating Hot Water Heated water can be circulated through the entire sprayer system The sprayer cannot be used while heating and recir culating water Pull a sufficient length of hose from the pressure washer hose reel to reach the valve on the water heater Do not connect the spray wand bh Figure 5 69 Pull enough hose out of the sprayer reel to reach the front of the water heater 2 Connect the pressure washer hose to the input valve as shown in Figure 5 70 Figure 5 70 Connect
82. will need to swing the ERV 750 arm out of the way before swiveling the TM To Figure 5 73 Turn the swivel clamp knob counter clockwise to loosen the clamp There is a clamp on each side of the TM 7 E H Wachs Part No 77 MAN 21 Rev 1 0809 91 VMT 1 Valve Maintenance Trailer By NOTE When operating the TM 7 from its standard parked position it is not necessary to loosen the swivel clamps or remove the locking pin 2 On trailers equipped with both a TM 7 and an ERV 750 the TM 7 will swivel only 90 to the back of the trailer 3 Pull out the locking pin underneath the TM 7 Figure 5 74 Pull out the locking pin holding the TM 7 to the frame Replace the pin in the frame after mov ing the TM 7 4 Move the TM 7 to the desired position Turn the swivel clamp knobs clockwise to lock the TM 7 in place Figure 5 75 Swivel the TM 7 along the rail to the desired position then tighten the swivel clamps 92 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 5 Operating Instructions Valve Exerciser 5 1 the trailer is also equipped with an ERV 750 stop bracket with a rubber bumper prevents the TM 7 from traveling past 90 Figure 5 76 On trailers equipped with both a TM 7 and an ERV 750 a stop bracket with a rubber bumper prevents the TM 7 from swiveling too far Operate the TM 7 according to the instructions in the Truck Mounted Valve Exerciser M
83. wing standard equipment is provided with the basic 77 000 21 gas engine or 77 000 23 diesel engine configuration of the VMT 1 e trailer e vacuum system e gas or diesel engine e pressure washer These components are described in the following sections Trailer The VMT 1 is a single axle trailer designed for a full range of utility service equipment It features all steel construc tion with a four inch I beam frame and steel deck The VMT 1 has a Gross Vehicle Weight Rating GVWR of 7 000 165 GVWR is the maximum vehicle weight including all contents carried in or on the vehicle set by the manufacturer to ensure the safe operation of the vehicle GVWR does not reflect the maximum weight obtainable when all cargo areas storage bays and containers are filled to capacity This is true for any vehicle By setting the GVWR of the VMT 1 at 7 000 Ibs E H Wachs provides a practical balance between intended use and safe operation The operator must be aware of the vehicle s GVWR and adjust payloads accordingly to ensure that the GVWR limit is not exceeded In This Chapter STANDARD 1 EQUIPMENT UPGRADED VMT 1 OPTIONAL EQUIPMENT E H Wachs Part No 77 MAN 21 Rev 1 0809 VMT 1 Valve Maintenance Trailer 2 NOTE Weight specifications are for an upgraded gasoline pow ered VMT 1 77 000 22 plus the optional TM 7 Automated Valve Exerciser and ERV 750 Automated Valve Exerciser Following th
84. ws Figure 7 11 Remove the hose from the vacuum gauge then take out the screws holding it to the bracket 116 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing Control Panel Switches 7 switches are fastened together with a locking ring Squeeze the ring and turn it to remove the back of the switch Figure 7 12 The locking ring shown holds the body of the switch to the front section Figure 7 13 Turn the locking ring to disassemble the switch for removal E H Wachs Part No 77 MAN 21 Rev 1 0809 117 VMT 1 Valve Maintenance Trailer To remove the front of the switch unscrew the locking collar securing it to the control panel then pull the switch out through the front of the panel Figure 7 14 Remove the locking ring to take the front of the switch out of the control panel Q After replacing the control panel components re attach the panel to the trailer with the four screws 118 Part No 77 MAN 21 Rev 1 0809 E H Wachs Chapter 7 Service and Repair Replacing Fuses REPLACING FUSES The fuse panel is behind the serial tag plate below the con trol panel To access the fuse box remove the four screws hold ing the serial tag plate Figure 7 15 Remove the four screws on the serial tag plate 2 Identify the blown fuse in the fuse block Pull out the blown fuse and press in a new fuse Ensure that the new fuse

VMT-1 Valve Maintenance Trailer

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