MT500B SERIES DryLine® DEHYDRATOR USER MANUAL
Contents
1. 11 Parts Replacement and Dehydrator Overhaul CommsScope MT500B Series DryLine Dehydrator are designed to give many years of trouble free service and require very minimal maintenance The dehydrator contains as a standard feature an hour meter that records compressor run hours To ensure continuous and reliable operation the dehydrator must be overhauled every 6000 hours of compressor operation The kits shown in Section 5 contain all of the necessary parts to perform this overhaul The dehydrator overhaul kit includes parts to overhaul the compressor and critical components in the dehydrator that often become worn over time In Case Of Difficulty If the dehydrator is not operating refer to Section 2 on Installation and Section 4 on troubleshooting the unit Tools The following tools are used in the maintenance and overhaul procedures Adjustable open end wrench Allen wrench 5 32 e 2 Phillips screwdrivers Small flat blade screw driver 3 4 3 3 4 4 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Overhaul Procedure When the MT500B compressor run time reaches 6000 hours or a multiple of 6000 hours it is time to replace certain items in the compressor and the air path of the dehydrator These include the piston cups piston seals and head gaskets of the compressor the filter elements in the water and coalescing filters and the tube section connecting the compressor output to the heat exchan2. 17 Overhaul Kit MT500B KIT OVRHL 17 Filter Element Replacement Kit MT500B KIT ELMNT 17 Filter Bowl Assemble Replacement Kit MT500B KIT FLTRS 17 Filter Bowl Assemble and Dryer Tube Replacement Kit 17 MT500B KIT DRYER icu eR ed xe TT Solenoid Replacement Kit MT500B KIT SOLND 17 Section 6 Customer 17 6 0 INtHODUCHOMN CTS 6 1 In 17 6 2 Initial Steps by CommScope 18 6 3 Repair Center Process 18 6 4 RoHS Inquiries se ces ack wae ok Roo oo xem o ENS dew d vee 18 Section 7 DC Inverter Option 19 7 1 Introduction s oee 19 7 2 Installing the 24 Vdc to AC inverter 19 7 3 Installing the 48 Vdc to AC inverter 20 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Section 1 General Information 1 1 Introduction This manual contains the information you need to install operate and maintain your MT500B Series DryLine Dehydrator Please take the time to read this manual before attempting to operate or servi
3. Department MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 7 1 Introduction The standard 115 Vac unit can be run on an inverter with the input of 24 or 48Vdc inverter The inverters are available in either 24 or 48 Vdc Due to the induction of a dc motor in the compressor pulling so many amps and the cost of a dc compressor we choose to power the units with an inverter to keep the cost down and reduce the induction load on your battery systems Turn inverter on Only green LED s should be illuminated Turn on Dehydrator 7 2 Installing the 24 Vdc to AC inverter Remove the inverter from its packaging and install in desired location The inverter can be placed on a flat surface or mounted to a wall via the flanges and slots on the bottom of the inverter Verify power switch is turned off on the inverter Connect the power cord from the dehydrator to the AC receptacle located on the left side of the inverter Connect the DC power to the lugs located on the right side of the inverter to the battery System Ensure the polarity is correct Improper connection can damage inverter and void warranty 19 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 7 3 Installing the 48 Vdc to AC inverter Remove the inverter from its packaging and install in desired location The inverter can be placed on a flat surface or mounted to a wall via the flanges and slots on the bottom of the inverter Turn inv
4. MT500B KIT OVRHL e Repairs Loaner Units e System Accessories Spare Parts Installation Materials 6 1 In Case of Trouble Filter Element Replacement Kit MT500B KIT ELMNT The first step you should take if trouble develops using a dehydrator is to read the operators manual and follow the trouble isolating CZ procedures given in it If the steps in the manual do not identify and remedy the problem then contact an CommScope Customer Service Center for 24 gt hour telephone assistance Record the Model wd Number e g MT500B and Serial Number from the product label as you will be asked for these when you call Two main locations are currently available to help Filter Bowl Assemble Replacement Kit MT500B KIT FLTRS From North America Telephone 1 800 255 1479 Fax U S A 1 800 349 5444 International 1 Telephone 1 779 435 6500 Fax Number 1 779 435 8579 Filter Bowl Assemble and Dryer Tube Replacement Kit MT500B KIT DRYER Web Access Internet www commscope com email prc commscope com J Solenoid Replacement Kit MT500B KIT SOLND 17 6 2 6 3 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Initial Steps by CommScope When your call or fax communication is received the CommScope staff will work with you to pinpoint the possible cause of trouble If the pressurization equipment is suspect they will e ask for your unit Model Number and Serial Number check t
5. COMMSCSPE Andrew Solutions MT500B SERIES DryLine DEHYDRATOR USER MANUAL Bulletin AE01B A0555 001 Rev J 2008 2012 CommScope Inc All rights reserved 11 12 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Table of Contents Section 1 General Information ERACCIENOC OTI con p ROS prins Description x xe Ve de cease ub cab Vue Gee oe xbox o rk ar ep aeu Gate phe ae oai UA Alarms Figure 1 Discrete Alarm Terminal Strip with Summary Alam Figure 2 Summary Alarm Terminal Strip ae hw Figure Pin and Jumpers Location 1 5 Specifications MT500B Dehydrator Section 2 Installation ane ER UE Eu Bed xd wu 2 1 Unpacking and Inspection 2 1 4 Installation Kit Items 2 ce ee ee 2 2 Controls and Displays 221 Event Codes 2 3 Installing the Dehydrator 231 19 Rack Mounting or set on optional shelf D 24 Power Connections ess ck ges n Go dep Rede 241 AC PON c m 24 2 22 20 245 wae Des eil bok Dow eA bak deci Rund 243 Testthe Dehydrator 5 2 5 Connecting the Alarm Outputs m 2 6 Connecting Deh
6. IES DryLine amp DEHYDRATOR USER MANUAL Section 4 Troubleshooting If you experience difficulty with your dehydrator use the troubleshooting procedures described below Caution Electrical troubleshooting requires access to potentially dangerous voltages and should only be performed by a licensed electrician Problem Condition If the display light falls to light make sure the unit is plugged in and power outlet is operating If you still have no light unplug the unit remove the unit Dehydrator display does not light unit does not run cover and check for loose connections Refer to the wiring diagram for proper connections Figure 4 or 5 Check to ensure that proper AC voltage is being supplied to the input Turn shut off valve to the off position and observe pressure gauge The pressure gauge line should read approximately 34 kPa 5 0 psig and the alarm should clear If alarm does not clear remove cover and verify tubing and wiring connections are secure If the pressure does not stay constant after shutting off the valve apply leak detector to isolate the leak in the Low pressure alarm activated dehydrator exercise care when applying solution not to wet wiring or electronics With dehydrator isolated from transmission line observe pressure in transmission line If pressure drops use a leak detector solution to locate leaks in the transmission line Repair leaks if possible If the problem persists contact CommSco
7. N O BLUE GREEN 1 Maria BLACK AWAD MOTI3A 39NVHO qas LATOIA NMO3S ania NYL 31IHM 6d 8d SWaviv alauosia WNS eliviaa 92218 92018 NO SSANYVH GATIVLSNI AHOLOVA 31915 MOTI3A N3339 MNV IS a1dund SS3NMNVH 0 c joues INNH Jossaidwog WOlS3HHV 15 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL S IMOS 900511 9 91 4 TlOHINOO HOSSaHdWoo GION31OS LAdLNO aunssasd MOVE CIOSINVIN 16 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Section 5 Section 6 Replacement Parts Customer Service Go to commscope com eCatalog for the most current 6 0 Introduction parts available for your dehydrator http www commscope com Product Catalog market wireless CommScope provides in warranty and out of warranty repairs as well as dehydrator and compressor overhauls from several Repair Centers Coordination of these services is provided through the nearest Sales Office or Customer Service Center The Center is also prepared to help you with the following Technical Assistance Troubleshooting Overhaul Kit
8. and rotate the house approximately 1 4 turn CCW The filter is made of a fibrous material It should be replaced once a year or more frequently if the operating environment is very dusty 10 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 3 3 1 3 3 2 3 3 3 If there is excessive water refer to the 34 troubleshooting section 4 Replacement of the filter elements in the water filter and coalescing filter is covered in the overhaul section of this manual Check the electrical connections Check the screw at the power input connector lock to ensure that the AC power cord is securely terminated Check the screw in alarm terminals to ensure that all wire connections are tight A loose or damaged connection may result in erratic operation and unnecessary downtime Refer to the troubleshooting section 4 if an electrical problem is encountered 3 4 1 Check the ground wire Check that an electrical safety ground is installed on the stud on the rear of the dehydrator This connection point is adjacent to the power input connector It is intended to be customer installed to the halo grounding System Check the hour meter Check the hour meter on the front panel to determine the duty cycle of the dehydrator If the dehydrator has been running for more than 10 of its installed time check the systems for leaks Also check the time on the meter to determine if it is time to perform the 6000 hour overhaul
9. ant system leak or a dehydrator failure Note of the alarms clear and reset automatically but can be manually reset in the display menus However if the alarm condition still exists the alarm will return immediately after being reset MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL ts Vdc ONLY 2 115 OUTPUT MT PMT SERIES SOLENOID FILTER DRAIN MT PMT SERIES P6 AC NOT IN USE P7 P8 NO NC SUM ALARM NOT IN HIGH PRESSURE USE SENSOR U2 HUMIDITY SENSOR P3 LOW PRESSURE SENSOR 04 uH T KEYPAD DISCRETE ALARMS 4 9 Figure 3 Pin and Jumpers Location 1 5 Specifications MT500B Dehydrator Output Pressure Constant kPa psig 0 35 2 0 5 0 Output capacity 14 0 SLPM 0 5 SCFM total approx Output Dew Point 45 C 50 F or better 10 to 50 14 to 122 Operating Temperature Range Electrical Input 81015 and 81315 81026 and 81326 115 10 Vac 60 Hz 230 10 Vac 50 60 Hz 24 or 48 with Inverter Output Connector 3 8 polytube compression Dimensions Height cm in 43 2 17 Width cm in 26 4 10 4 Depth cm in 32 12 6 Net weight kg Ib 16 55 36 1 2 Alarms Power Fail Alarm loss of input power High Humidity Alarm Set Point 7 5 RH is equivalent to 16 C dew point at standard room temperature Excess Run Alarm 10 minutes fac
10. ce the unit This appliance is not intended for access by 1 3 the general public This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety 1 2 Description MT500B Series dehydrators provide dry air for pressurizing medium between 283 to 3400 liters 10 and 120 cubic feet in volume antenna and transmission line systems The dehydrators produce 45 C 50 F dew point dry air at a nominal volumetric flow rate of 14 SLPM 0 5 SCFM Each dehydrator consists of an electrically driven air compressor a membrane dryer assembly an automatic transmission line pressure sensing system and alarm outputs housed in a rigid metal chassis It is designed to mount directly to a rack on a wall shelf or as a free standing unit The front panel features a control interface with display for alarms and pressure For easy serviceability power connections alarm output connections and all 4 filter elements are accessible from the outside or through easy to access service panels The MT500B maintains transmission line pressures from 14 34 kPa 2 0 to 5 0 psig It is intended for standard microwave antenna applications and any other transmission line pressurization requirement that supports a m
11. duty cycle significantly exceeds 1096 check the system for leaks When open to atmosphere the dehydrator will run continuously and provide approximately 14 SLPM 0 5 SCFM The display will also reflect a pressure between 0 and 34 kPa 5 0 psig while the output flow is between 0 and 14 SLPM 0 5 SCFM The pressure sensor measures pressure beyond the flow control orifice and will show the actual pressure in the transmission lines or to the distribution manifold MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 1 4 Alarms The MT500B offers Low Pressure and Excess Run alarms as a standard feature In addition a summary alarm connection is provided on all units Additional alarms are available in the discrete alarm version These include High Humidity and Power Fail alarms All four alarms plus the summary alarm have discrete connection contacts Alarm conditions are indicated on the display Form C dry contact is a physical contact in this case a relay that is single pole double throw SPDT with both Normally Open NO and Normally Closed NC contacts and a single common contact The external alarm monitoring system supplied by others is connected to the terminal strip located on the rear of the cabinet A small slotted screwdriver is necessary to make the connections The connections to the alarm strip are as follows refer to Figure 1 for correct locations and colors of the wires on the terminal strip F
12. e transmission lines have not been purged continue with section 2 7 Otherwise proceed to section 3 2 7 Purging the Transmission Line Air in the transmission line system must be replaced with dry air to ensure satisfactory operation of the transmitted signal 1 Determine the total system volume 2 Divide the system volume by the flow rate of the dehydrator 14 SLPM 0 50 SCFM to determine the number of hours needed for one purge cycle 3 Open the far end of the transmission line 4 Operate the dehydrator for no less than three purge cycles If it is not possible to open the far end of the transmission line follow these steps 1 Connect the dehydrator to the transmission line and pressurize the system The system pressure should reach 34 kPa 5 0 psig 2 Wait 15 minutes while the air absorbs moisture in the system then disconnect the dehydrator from the transmission line and allow the air to vent 3 Repeat steps 1 and 2 twelve times to purge the system MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Section 3 Maintenance 3 0 3 1 3 2 Maintenance The MT500B Dehydrator requires relatively little maintenance to ensure satisfactory operation over long periods of time This section outlines the recommended annual preventive maintenance for the unit and the suggested overhaul for every 6000 hours of compressor operation Preventive Maintenance The annual maintenance of a MT500B co
13. edium pressure limit for a typical land based communications systems Theory of operation The MT500B series of DryLine Dehydrators while similar in moisture removal technology operates differently than some of the DryLine series of dehydrators order to maintain a positive constant level of pressure to medium air volume systems and to maintain an acceptable dryness level in the product air stream a downstream pressure sensor is utilized for controlling the operation of the unit This feedback controlled sensor prompts the unit to engage at 14 kPa 2 0 psig and shut down at 34 kPa 5 0 psig In addition to monitoring the downstream flow the system is also set up to utilize the downstream flow to provide the dry air for the feedback loop The feedback loop is necessary to maintain the dryness of the membrane cartridge and will consume a small percentage of the air supplied by the dehydrator During normal operation the bleed air in the feedback loop will cause the pressure to slowly drop in the downstream air flow and the MT500B compressor will cycle automatically These cycles will take place regardless of the system volume or condition of the transmission line the dehydrator is connected to The rate of these cycles however will vary When connected to a normal system the dehydrator s duty cycle should not exceed 1096 and will maintain the system pressure between 14 kPa 2 0 psig and 34 kPa 5 0 psig If the
14. erter on Only green LED s should be illuminated Turn on Dehydrator Verify power switch is turned off on the inverter Connect the power cord from the dehydrator to the AC receptacle located on the left side of the inverter Connect the DC power to the lugs located on the right side of the inverter to the battery system Ensure the polarity is correct Improper connection can damage inverter and void warranty 20
15. es EV 0 Event Power Up EV 1 Event High Humidity Alarm EV 2 Event Excessive Run Time Alarm 3 Event Low Pressure Alarm EV 4 Event High Pressure Alarm EV 5 Event Compressor Fault EV 6 Event Log Cleared EV 7 Event Powering Down EV 8 Event Compressor Lifetime Eeprom Fail Installing the Dehydrator 19 Rack Mounting or set on optional shelf Power Connections Confirm your dehydrator electrical input matches the available power MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL APR Ensure an electrical safety ground is installed on 242 DC Power the ground stud located adjacent to the power input connector It is intended to be customer The MT500B can operate on 24 Vdc or 48 Vdc installed in the field to your halo grounding with the addition of an optional inverter System For details see section 7 MT500B 81015 and MT500B 81315 115 10 Vac 60 Hz 2 4 3 Test the Dehydrator 24 or 48 Vdc with Inverter Turn the dehydrator ON there is about a 4 MT500B 81026 and MT500B 81326 second delay and check the output port at the 230 10 Vac 50 60 Hz rear of the unit to make sure air is flowing 241 AC Power 2 5 Connecting the Alarm Outputs AC units should be connected into a standard 15 Amp power receptacle of the proper voltage Make sure the power circuit is properly grounded Two power cords are supplied one 115 Vac American and one 230 Vac International with striped leads CAUTION Proper e
16. ger In addition if the unit gives the low pressure alarm the compressor may be in need of an overhaul This does not always coincide with the 6000 hour time frame If the low pressure alarm is triggered check the system for leaks If no leaks are detected the compressor will need to be overhauled Unit Shutdown and Removal In order to perform an overhaul on the MT500B the unit must be turned off and removed from service As this is being done the low pressure alarm may activate through a reporting alarm system Personnel monitoring such an alarm should be notified in advance so that they are aware of the fact that service is being performed It is also necessary to disconnect the dehydrator dry air output from the waveguide system during the overhaul 12 3 4 5 3 5 Unplug the unit from the power supply Follow the instructions included in the compressor overhaul kit When the overhaul is complete reinstall Complete overhaul can be done without removing the compressor from the chassis The compressor head air filter output port and relief valve can all be removed though top panel When the overhaul is complete reinstall Service Restoration RECOMMENDATION If the dehydrator overhaul process has taken more than a few hours it is recommended that the unit be run for one hour into the room to purge the membrane dryer of any acquired moisture before reconnecting to the transmission line system MT500B SER
17. he warranty status of the unit advise the availability of a loaner unit provide an estimate of the cost for inspection and repairs if the unit is out of warranty Return Material Authorization Sheet to you Repair Center Process A method of Payment must be provided prior to issuing of RMA regardless of warranty status IN WARRANTY REPAIR Most CommScope pressurization products carry a warranty of one to three years depending upon model number Warranty details are available on our web page If your unit falls within its warranty period inspection and repairs will be performed at no charge and the unit will be promptly returned to you If a warranty unit is deemed no problem found an inspection fee and freight will be charged to the customer OUT OF WARRANTY REPAIR We will inform you with the cost of repair and obtain your approval to proceed with repairs or if you elect not to have the unit repaired your instructions on disposition of your unit When repairs are 6 4 complete we will return your unit and invoice you for the inspection charge materials used for the repair and labor applied to complete the repair If you elected not to repair the unit we will invoice you for the inspection and freight charge if unit is to be returned LOANER UNITS Loaner units are available from the repair center to maintain your system while repairs are being performed If you feel you need a loaner please contact us at
18. igure 1 Discrete Alarm Terminal Strip with Summary Alam DISCRETE WIRE FUNCTION REFERNCE WIRE TERMINAL COLOR ALARM FUNCTION s GREEN s POwERFALcoM s Reo POWERFALNC WIRE FUNCTION REFERNCE WIRE TERMINAL COLOR ALARM FUNCTION BLACK SUMMARY NC WHITE SUMMARY COM SUMMARY NO Figure 2 Summary Alarm Terminal Strip Alarm Definitions Summary Activates when the Excess Run and or Low Pressure alarms are triggered It will also report High Humidity if unit is equipped with full alarms The summary alarm does not report Power Fail Power Fail Activates when power is removed from the dehydrator This includes turning the power off at the switch High Humidity Activates when system or dehydrator output humidity rise above 7 5 RH is equivalent to 16 C dew point at standard room temperature At initial installation this alarm will continue to alarm until the system has been properly purged Excess Run Factory strapped run time set in accordance with the normal run time for the dehydrator application Selectable times are 1 10 30 120 and 240 minutes with the 10 minute selection used on the MT500B as the default setting Low Pressure If system pressure falls below the low pressure trigger point 7 kPa 1 0 psig on the MT500B the low pressure alarm sensor will activate an alarm contact This alarm is an indication of a signific
19. lectrical connection is required It is suggested a licensed electrician be contracted o connect the AC wiring to the unit if it is connected directly to the mains Failure to properly connect the power wires could result in a dangerous electrical shock hazard CAUTION To connect the alarms locate the terminal block TB 1 on the rear of the unit 2 6 Place alarm connection wires in proper terminals and tighten the screw on the terminal block See Section 1 4 for alarm locations The relay contacts are rated at 2 A non inductive 30 Vdc Connecting Dehydrator to the Transmission Line CAUTION Check the antenna and transmission line system pressure rating before connecting the dehydrator o the system Using supplied PTFE tape screw one of the included 3 8 compression fittings into the output bulkhead There is an elbow and a straight ion fitting incl ith th it his unit is designed for connection to a single SM phase power source Connection to a 3 phase power source will cause significant damage to internal components Insert one end of the 3 8 poly tube feed line tubing into the compression fitting on the dehydrator output port Tighten securely with a 9 16 wrench Be careful not to over tighten Connect the other end of the poly tube to the transmission line MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL n T Note Ifth
20. nsists of a preventative maintenance inspection of the dehydrator and replacement CAUTION of the foam air intake filter These tasks can Do not apply oil or other chemicals to the filter easily be performed in the field with the unit element connected to the transmission line system and with only the front and top access panel Make sure the element is seated completely in opened for maintenance In addition to the the housing and then replace the cover Discard annual inspection a complete overhaul is the old element recommended every 6000 hours or sooner if local conditions warrant 3 3 Annual Inspection Warning o prevent injury or death from electrical shock disconnect all electrical power to the dehydrator unit and tag out of service prior to performing any maintenance Inspection includes checking for loose or damaged hoses fittings and electrical connections Open the top cover and front door and verify that there is no water build up in the two filter bowls located inside the front cover of the dehydrator There may be some droplets of water in the filter bowels the lower portion of each bowl but there should be only a small amount of liquid in either bowl Dehydrator Filter Element Replacement Replace the air intake filter The air intake filter protects the compressor from contamination and dust Periodic replacement extends the life of the compressor To gain access to the element push in on the cover
21. one of the numbers listed under contact numbers A for the full value of the unit must be issued prior to shipment Also contact us when the loaner is ready to be returned so that we 18 can issue a NEW RMA number to identify your return and create the appropriate credit to your account Damages to loaner will be deducted from the PACKING INSTRUCTIONS Pack your unit securely for shipment to the Repair Center If you received a loaner unit we suggest you use the box and packing materials to return your unit Otherwise we have factory packing materials available for a nominal fee Enclose a completed copy of this form inside the box and clearly mark your Company Name and RMA XXXXXXX on outside of the box Address the box to the following Ship To Address Pressurization Service Center RMA 11312 S PIPELINE RD EULESS TX 76040 6629 Please note Units received with Biological animal contamination will be returned unrepaired or scraped after notification and you will be invoiced for inspection and freight CONTACT NUMBERS you have any questions about the repair process or status of your unit please contact us directly through one of the following methods Telephone below TEL 817 864 4150 817 864 4155 FAX 817 864 4179 RoHS Inquiries For inquiries on RoHS please contact the following C O CommScope Inc Corke Abbey Bray Co Dublin Ireland Attn Legal
22. pe Customer Service Section 6 Check the display on the controller Toggle the ON OFF Switch attached to power connection Compressor does not turn Check input voltage per wiring diagram Figure 4 or 5 If the problem persists contact CommScope Customer Service Section 6 Ensure that the drain line tubing exiting the bottom of the drain solenoid is not clogged When the compressor cycles off air and moisture should flow out of the drain line into drain pan If solenoid does not vent verify proper voltage is present when compressor is running and absent when compressor is off Filter bowls show excessive water If proper voltage is present and solenoid does not shift replace solenoid See Section 5 for replacement parts 13 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL uue y sL0L8 SOOS LIN e1n614 RED WHITE BLACK o GION3 IOS Q BROWN ui 22 mo ZI as BLACK 6d SWYV1V 1 34 51 di 41S MOTI3A N3339 HOLIMS H3MOd GATIVLSNI AHOLOVA SSANYVH H3dMWff 0 c 10 5 5 WOLlS3HNV 14 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 510 Je21329 3 S LEL8 HOOS LW 4 RED gt WHITE BLACK GION31OS Q BROW
23. tory set Low Pressure Alarm kPa psig 6 9 1 0 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL 2 2 Remove the top piece of foam packaging Carefully remove the installation accessories manual and dehydrator Check the dehydrator for shipping damage such as dents or loose parts Installation Kit Items Polyethylene Tubing Kit 25 FT PTFE Tape 1 4 Wide 1 Roll Ball Valve 3 8 Poly To 3 8 Poly 1 Male Conn 3 8 Poly To 1 8 NPT Male 2 Street Elbow Fitting 1 8 NPT M F 2 Power Cord w Nema 515p Plug North America 1 Power Cord IEC Harm Stripped Leads 1 Screw Pan Head 10 32 X 50 w Plastic Washer 8 Controls and Displays Default password is 1111 Familiarize yourself with the controls and displays prior to installing or testing the dehydrator Keypad Controls Advances display scrolls ahead to the next display or program mode with out changing the values in the microprocessor memory Enters into the microprocessor memory the values displayed in the window and advances display scrolls ahead to the next program or display mode Numerically increase displayed settings in display window When depressed longer than 1 2 second scrolling will occur at a faster rate Numerically decrease displayed settings in display window When depressed longer than 1 2 second scrolling will occur at a faster rate Used to allow the user quick access to the system event log Event Log Cod
24. ydrator to the Transmission Line 2 7 Purging the Transmission Line BRON W N A Section 3 Maintenance 10 3 0 Maintenance ss oun soa __________ 3 1 Preventive Maintenance rc IPM 3 2 Dehydrator Filter Element Replacement pes bass eds eee Vea ec 3 3 Annual Inspection T EET 3 3 1 Check the electrical connections M 3 3 2 Check the ground wire 11 3 3 8 Check the hour meter 1 3 4 Parts Replacement and Dehydrator Overhaul TP DEDE 3 4 1 In Case Of Difficulty ri 3 4 2 Tools VE d 3 4 3 Overhaul Procedure 3 4 4 Unit Shutdown and Removal LE vL Ga 2 3 4 5 Unplug the unit from the power supply Pu 3 5 Service Restoration RECOMMENDATION a duis tet Section 4 Troubleshooting M ed Figure 4 MT500B 81015 Electrical with Summaria Ld qutdem Es eee Figure 5 MT500B 81315 Electrical with Discrete Alarm 15 Figure 6 MT500B Pneumatic Diagram 16 MT500B SERIES DryLine amp DEHYDRATOR USER MANUAL Section 5 Replacement Parts
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