Viking Pump Technical Service Manual UDF 400 For Duplex Fuel
Contents
1. Use No 14 AWG copper wire rated for 60 C minimum All switches have a grounding screw and clamp in the enclosure For factory wired switch black lead is common red lead is normally open blue lead is normally closed and the green lead wire is a ground IMPORTANT Electrical load must be within range stated on nameplate Failure to stay within the electrical range of the switch rating may result in damage to oc premature failure of electrical switch CAUTION Do not exert excessive screw driver force oa snap switch when making terminal connections When connections are made be sure there is no stress on the wire leads Either condition may cause malfunction of switch ELECTRICAL RATINGS Ratings for Limit Controis and Pressure Operated Switches Ratings for Industrial Controls and Temperature Indicating and Regulating Equipment Standard 5 Amps Res 125 250 VAC Switch 1 8 HP 125 VAC Rating 1 4 HP 250 VAc 0 4 Amp Res 125 VDC 15 Amps Res 125 VAC 10 Amps Res 250 VAC 1 4 HP 125 VAC 1 2 HP 250 VAC 1 2 Amp Res 125 VDC 1 4 Amp Res 250 Schematic SPDT N O N O C N C N C LOW HIGH z3l INSTALLATION OF TEMPERATURE TRANSDUCERS Direct Probe The direct probe local temperature transducer is provided with 1 2 NPT connection When installing do not use switch unit as a lever for tightening Use wrenching flats provided at base of transducer for tightening Capi2. O The discharge will be piped into day tank directly into the diesel generator or boiler depending on the installation If possible follow the discharge pipe If there are any valves on the discharge line they should be in the open position Take a look at the day tank There should be the line from the duplex pump unit overflow and floats VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDE400 PUMP Field Start Up Guide p Soa DIMENSIONAL DRAWING FH 432 INLINE DUPLEX UNIT em SPT ee SY LOVEJOY SURE FLEX COUPLING c w OSHA ORANGE PEEL GUARD GME 3 5 PSG AED IS REX 7 3 PRESSURE GUAGE 0 200 P3 LOW FLED 2S FACE e Faro RV 10 NPT 55 SPRING aram 1 RE 1 6 25 NPT BRONZE BALL VALVE 385 00 190 310 359599 6 E E WPT BRONZE SPRING CHECK VALVE NIE 5 1008 61 103 81 SO BRONZE BALL VALVE 2 17 ELBOW WTBRONZE BALL VALVE 51 1 46 7586 70 ae P E XY X XII LNG i wth W DET 3 00 Jl T 4 36 56 19 N 56 DIA 4 HOLES N von D Fig 1 Typical F 432 amp FH 432 Layout DIMENSIONAL DRAWING GG 4195 DUPLEX UNIT CU
3. 1 Converts Type G O to G G 1992 by Square D Company all rights reserved This bulletin may not be copied in whole or in part or transferred to any other media without the written permission of Square D Company Electrical equipment should be serviced only by qualified electrical maintenance personnel and this document should not be viewed as sufficient instruction for those who are not otherwise qualified to operate service or Maintain the equipment discussed Although reasonable care has been taken to provide accurate and authoritative information in this document no responsibility 15 assumed by Square D for any consequences arising out of the use of this material 1992 Square D All Rights Reserved Page 4 Installation amp Maintenance Instructions ASTA TRIVPOINT uns TWO STAGE DUAL ADJUSTMENT SWITCH UNIT WITH GENERAL PURPOSE WATERTIGHT OR EXPLOSIONPROOF SWITCH ENCLOSURE UDF400 2 Dual Stage Pressure Switch DESCRIPTION The 51 5 Teeo Stage Dual Adjustmend Swick Uers are used with tramalurer unis to make Tripeinr Preeure Sweiches or Temperature Seite The reich unis are made of summam alley and deugsed dar urged industrial The unis have generai or expsionproot enclosure anng vaual sales arr from the brome of the satish The miich may be supplied as a
4. 3 1 1 Nm two stage dual adjustment switch unit example Catalog No SC 2D 3 4 NPT for conduit connection both ends adjusting nut cover optional transducer gasket used on Watertight or Explosionproof Construction only Torque bolts 4 in a crisscross manner to 80 10 in Ibs 9 0 1 1 Nm transducer unit example Catalog No TE 4 0A44 bolt 4 i Figure 3 Switch Unit and Transducer Unit to be Assembled A S C O Valves ASTA Page 4 of 4 Form No V5736R2 PRINTED IN CANADA ASCOLECTRIC limited BRANTFORD ONTARIO
5. Snap Switch Locknuts Example If the sealant color on the snap switch was red this would mean that the third digit in the pressure switch catalog number would be 3 possibly SC ZOD It would not be for example SCG OD SC 2 0D or SCHOD FOR SERVICE REPLACEMENT OR NEW TRANSDUCER Consult Factory or Authorized Factory Representative or Distributors ORDERING INFORMATION For Two Stage Dual Adjustment Switch or New Transducer When Ordering Specify Catalog Numbers Fluid Pressure Range Temperature Range Serial Numbers and Proof Pressure or Rated Overrange Temperature NAMEPLATES ARE LOCATED ON SWITCH COVER AND BOTTOM OF TRANSDUCER Form No V5736R2 Page 3 of 4 Enlarged Isometric View Showing Adjusting Nut And Lock Ring Right side high signal adjusting nut set at 80 psig CAUTION Adjusting nut will tum easily until it hits a stop DO NOT OVERTORQUE Left side low signal adjusting nut set at 20 psig adjusting nut 7 16 wrench lock ring tighted securely line of sight Front View Looking Directly at Two Stage Dual Adjustment Switch Pressure Scales Shown Figure 2 Adjustment Signal Setting of Two Stage Dual Adjustment Switch IMPORTANT The third digit in Catatog No on the switch unit and transducer unit must be identical See example below Explosionproof Switch Enclosure hown S switch cover Torque switch cover to 10 in 135 10 in Ibs 15
6. afin d eviter tout risque d electrocution ANTES de instalar el interruptor a presion o ANTES de exponer las terminales electricas para daries maintenimiento DESCONECTE LA ENERTIA y reduzea el peligro de una sobrecarga electrica MOUNTING It is not recommended to mount the switch by its pressure connection only The holes and slots identified as M or N are for surface mounting the switch When connecting the switch to the pressure system piping turn the switch onto the pipe using a wrench on the hexagonal body of the actuator Do not apply leverage through the switch housing For type G O G G the standard pressure connection is 1 4 18 NPTF the dryseal thread should seal against a new external 1 4 NPT thread without the use of sealing tape or compounds Alternate pressure connections include Form Z for GNO GNG GRO GRG only which is 1 4 18 NPT external thread Form Z16 for GNO GNG GRO GRG only is 1 2 14 NPT external and 1 4 18 NPTF internal thread Form Z18 for all G O G G is 7 16 20 UNF 2A 1992 Square D All Rights Reserved Page 2 WIRING SET POINT ADJUSTMENTS Range Adjustment Bulletin No 65013 101 35C August 1992 K 127 RE 4 E 1 4 8 TURN RADIUS 185 C 65080 261 NOTE MOUNTING HOLES N AND MOUNTING SLOTS M ARE Dual Dimensions NCHES SIZED FOR 10 MOUNTING Millimeters SCREWS Class 9012 Type G pressure switche
7. complete unit or with ihe saireh unir and Iranlucer complkeichy assembled The componcets may be spamie unis be upon installation There are two electrical snap with independently adjustahle actpatica jari ipams adjustable over the rage of The gich The reaction reset of cock terral snap fixed with respect to the actuating point setting for ihai seich The mitch agemhly can be mated wih wile selection of oF hemperalune transducers lis cover a broad range of pressures fluids or pmemperaiures The swinch will cosiral electrical circuits do changes m presswre or amp emperatpre IMPORTANT These instructior cover the use of this d pressure and amp empsra urr Bebert Eb phar apply your particular aed applicari The sod nga usd m of presure or bemperabwre c amp anges INSTALLATION the for ike cored number preskmre ange kmper range meda aed proof pesare oc Pever apply Inoompatble fluids or exceed the presure oc femperiuce rating of the mich restallation and inspection fo he performed qualified personnel are located on cover and on the boltom of the Transducer Check be sure the Gord digi in cach sember i the same not the unii should not b
8. is fully closed this value is the pressure relief valve setting It should be approximate 15 to 20 psi greater than the specified pump discharge pressure Open the discharge valve and turn the pump off If the pressure relief setting in satisfactory repeat for the other pump gt VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDF400 a 2 2 Oct 06 PUMP Field Start Up Guide PI C Setting the Pressure Relief Valves 1 Turn the Hand Off Auto switches to OFF for both P1 and P2 2 Remove the cap item J of the pressure relief valve for pump P1 3 Loosen the lock nut item F a Boov 4 Turn the adjusting screw item C clockwise to increase the pressure ca _ setting or counterclockwise to decrease the pressure setting ADJUSTING 5 Tighten the lock nut item J 6 Reinstall the cap item B onto the D RETAINER valve E O RING 1 7 Turn the Hand Off Auto switch for P1 to HAND position a SPANG 8 Slowly close the discharge ball valve for P1 If the pressure relief setting is not satisfactory repeat the operation to PISTON t adjust the adjusting screw 9 Repeat steps 1 to 8 for pump 2 a H STOP RING FLOAT CONTROLS e ISSN The standard duplex control panel conta
9. Florham Park New Jersey 07932 Valve Service Department The only maintenance which may be performed on the two stage dual adjustment switch is changing the setting of the adjusting nut and replacement of the transducer unit Replacement of transducer should be done only if external leakage is evident Preventive Maintenance While in service operate the switch cycle between desired signals at least once a month to insure proper operation If necessary electrical A S C O Valves ASCOLECTRIC limited BRANTFORD ONTARIO ASTO wiring and pipe connection should be made so that switch can be test operated without affecting other equipment e Periodic inspection of the switch external surfaces only should he car ried out Switch should be kept clean and free from paint foreign mat ter corrosion icing and freezing conditions Keep the medium entering the transducer as free as possible from dirt and foreign material Causes of Improper Operation Switch will not actuate or actuates and reactuates undesirable Incorrect Electrical Connection Check leads to switch Be sure they are properly connected Switch is marked NO for Normally Open NC for Normally Closed and C for Common Faulty Control Circuit Check electrical power supply to switch Check for loose or blown fuses open circuited or grounded wires loose connections at terminal biock or switch See nameplate for elec trical rating and range Inco
10. N Switch Test Lamp Switcn Test Lamp Terminal On Off Terminal On Off On Closed Off Open Circuit Circuit 5 Cycle between signal settings and make minor adjustments to adjusting nuts as required to achieve the exact signal setting Adjustment Procedure 1 Starting at zero sig nal connect test lamp to 2 Apply desired actuation signal Then back signal adjusting nut until switch actuates Off Open Circult On Closed Circult 2 ower Signa 10 desired reactualion signal Off Open Circult On Closed Circutt 6 After setting has been made make permanent electrical connections A S C O Valves ASTA ASCOLECTRIC limited BRANTFORD ONTARIO Adjustment Signal Setting of Normally Closed or Normally Open Switch Decreasing Signal Refer to Figure 2 1 If the switch is in the line of final application when adjustment signal setting is made be sure switch can be test operated without affecting other equipment 2 Loosen lock ring on adjustment nuts and turn low signal adjustment nut full upwards and high signal adjustment nut slightly beyond desired actuation setting using a 7 16 wrench A CAUTION Adjustment nut will turn easily until it hits a stop Do not over torque over torquing may cause internal damage resulting in mal function Remove switch cover to gain access Do snap switch See section on W nag for cov
11. TAWAY TOPVIEW SHOWING PIPING CONFIGURATION SIRIMR loner Si Fee ce euer usen 10 NPT CLOSE 10 NPT UNON 10 BRONZE BALL VALVE 507 10t6 TS85 7066 10 TEE HOLES 10 NPT COMMON 10 NPT ELBOW DISCHARGE 34 NPT CLOSE NIPPLE PIPES AND NIPPLES ARE CARBON STEEL SCH 40 FITTINGS ARE 60 PSI BLACK MALLRABLE RON SCREWED PIPING IS LEAK TESTED WITH SOAP WATER 100 PSI AR LOVEJOY 4JE SURE FLEX COUPLING c w ORANGE ah LOT PEEL OSHA GUARD H 7 T 50 NPT DRAIN T CONNECTION 42 00 167 44 00 1 Fig 2 Typical Series 4195 amp Spur Gear Layout VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDF400 PUMP Field Start Up Guide P D Main Disconnect Switches ON OFF POWER ON White Pilot Light Vim Manual RESET Button RUN Green Pilot Light P1 AUTO P2 HAND OFF AUTO Switch for P2 LEAD PUMP FAILURE Red Pilot Light RUN Green Pilot Light uS HAND OFF AUTO Switch for P1 Fig 3 Typical Control Panel Cover Priming the Duplex Fuel Oil Package 1 On the Control Panel make sure both the Main Disconnect ON OFF switches are in the OFF position power off 2 Take a look at the suction gauge to see if there i
12. VIKING PUMP Duplex Fuel Oil Packages Field Start Up Guide Bulletin UDF400 Issued 2 Oct 06 19 9 IDEX CORPORATION VIKING PUMP Viking Duplex Fuel Oil Package Bulletin UDF400 Field Start Up Guide Issue 2 06 Page 1 Before arriving on job site make sure you have 1 copy of the approved drawing or certified print of the Duplex Fuel Oil Pump Package A copy of the approved drawing of the Control Panel Read all of the instructions notes and suggestions in this bulletin to become familiar with the start up procedures If you have any questions or require clarification please contact our systems specialist Humberto Da Silva P Eng at 905 542 8906 ext 204 or North America toll free at 1 888 845 7867 ext 0 and asked to be transferred When you arrive at the site confirm the following O O Check the name plate rating on the Control Panel and compare with the incoming voltage and motor ratings The compound gauge should be located on the pump suction or in the suction header depending on pump size and duplex package configuration layout The pressure gauge should be on the discharge of the pump or in the discharge header depending on pump size and duplex package configuration layout Examine the suction header and confirm that the arrow cast into suction strainer points toward the pump suction Confirm the sales order number stamped on the serial number plate matches the pa
13. cking slip The serial number plate is typically located on the base plate of the unit On the control panel confirm the voltage phase horsepower certifications and part number stamped on the serial number plate located on the door of the panel match the specifications Do not open the panel door Observations to be made on site General Installation The package should be anchor the ground prevent movement If the unit is mounted on a shelf it should be properly bolted All piping suction discharge and relief return lines should be externally supported to prevent pipe stresses being transferred to the unit Ideally flexible connections should be used Suction Piping O If possible follow the suction pipe to the supply tank The suction line should go around obstacles instead of over them This is to prevent air lock the system will not prime if the suction line is air locked If there are any valves on the suction line they should be in the open position With long suction pipe there should be a hand operated pump to evacuate the air from the suction line This pump should be piped parallel to the duplex package The relief valves piping can not be piped back into the suction piping Both valves can be piped to a common pipe But that pipe has to be piped back to the supply tank There should not be any other valves in this line If there is any they should be always in the open position Discharge Piping
14. correctly turn the Hand Off Auto switches for both P1 and P2 to the Auto position Activate float switches manually and test if the pumps start and stop at desired levels Once the level falls below the start lead pump level float switch FL2 as shown in diagram under Float Controls the pump motor is energized and the lead pump starts pumping fuel into the tank If the lead pump has failed and the level falls below FL2 start lead pump level float switch the Lead Pump Failure red pilot light is turned on and the lag pump motor is energized so that the lag pump keeps pumping fuel into the fuel tank In order to turn off the Lead Pump Failure red pilot light the manual Reset red pushbutton must be pressed Once the level reaches the stop all pumps level float switch FL3 the pump motors are de energized and the pumps stop If the alternation selector switch P1 Auto P2 is in the Auto position the stop all pumps float switch FL3 triggers the alternator and reverses the order of the lead and lag pumps For example if P1 was the lead pump before the trigger P2 will become the lead pump after the trigger RELIEF VALVES Relief Valves Current Setting With the pump running notice the reading on the discharge pressure gauge Slowly close the discharge ball valve Operate only one pump at a time in manual mode The reading on the discharge pressure gauge will increase Make a note of the pressure reading when the valve
15. e cases this valve will prevent the pumps from priming If the pumps don t prime after a few attempts ask the contractor to loosen the spring in the anti siphon valve and then after the pumps are primed the spring can be set in order to meet local codes NOTE If the installation has a flooded suction turn the suction and discharge valves to the open position The suction pressure gauge should show a positive pressure If it doesn t follow the suction line to the supply tank and see if all the valves are open If all the valves are open and the pressure gauges don t read a positive pressure there a blockage in the line The blockage will have to be cleaned before running the pumps VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDF400 PUMP Field Start Up Guide Issue 2 06 Page 5 CONTROL PANEL Check the name plate rating of the Control Panel and compare with the incoming line voltage and the motors ratings Adjust overload relay setting to full current rating Check that motor protector push actuator s is are in start position Check that float switches are adjusted to the desired levels Check that the controller is properly connected to the pump motors If motors are rotating in the proper direction as checked in steps 10 to 16 under Priming section and all the above checks out
16. e devices are continuous use rated as below provided that ihe media fluid does not freee and the conditions of application do not give rise Lo te Formation of Frost or icc inside the pressure switch Table 1 Ambient Pressure Media C F Minimum 55 0 5 10 Maximum 85 4185 4120 290 _ _ Use on Steam Do mot use directly on steam excess of 15 psig bar Indirect use may be accomplished by attaching a minimum of 10 feet of capillary tubing between the steam and the Class 1s recommended This permits use on steam up to 250 psig bars subject ro maximum allowable pressure and temperature ratimgs ot the switch i 1992 Square D All Rights Reserved Bulletin No 65013 101 35C August 1992 WARNING HAZARDOUS VOLTAGE CAN CAUSE SEVERE INJURY OR DEATH To reduce the hazard of electrical shock always disconnect power from the circuit before installing the pressure switch or exposing the electrical terminals for maintenance Per ridurre il pericolo di infortuni da shock elettrico prima di installare l interuttore a pressione o primi di accedere ai terminali per manutenzione togliere sempre tensione dal circuito Um die Gefahr von Stromschlagen zu mindern vor Einbau das Druckwachters oder Offnen das Klemmendackels zu Wartungszwecken die Versorgungspannung abschalten Avant toute intervention sur ce material couper l alimentation electrique de l appareil
17. e weed Krser Figure 3 IMPORTANT adjistments hasse fen made adiefactors Am ane er Pepi Ur tel parts ef ie fee h ober Lea stated herein enis Ii warranties The signal setting adyesiments reqgeired are muse by the adjecting mur sa the eutxide of the swirch Temperature Limitations remperarage limi 4 2087 vo Ler Th determine fluid 1 amp perazure see form 794 for Pressure Trame catalog amd hes refer vo chan helm Thu RATINGS COR TALC TION FLO TEMPERATURE 5 Dura Sabb Sal Fi Ej aE a Ciim Xo Fae For steam rmi the fluid temperatuce with a phon mis er bogs 8 inh the q1raesducer well he belra 1 79 TF ASCA Valves ASCOLECTRIC limited BAANTPORD ONTARIO SC SERIES Form Y5736A2 Assembly of Seitch and Transducer Units IMPORTAS T The marh uma and iransducer vert may be a repel marmbiy or i inpacatr wnils separate umet are refer b Brera en 5 TA for a complete leg of eich unit aid tr rreducrr uni combinations Reeve n V 7094 in prinadred eevee hat dhe imir h is asmi to the proper transducer Pas careful attention to vee provided mo F
18. er removal 4 Follow steps in chart below to make signal setting NORMALLY CLOSED NORMALLY OPEN 1 Starting with Initial signai Switch Test Lamp Switch otis Terminal On Off Terminal above desired actuation setting connect test lamp Circuit to common Adjustment Procedure 2 Decrease signal to desired actuatlon signal Then advance adjusting Circuit nut untli switch actuates 3 Increase signai to check reactuation signal Circult 5 Cycle between actuation and reactuation signals and make minor adjustment to adjusting nuts as required to achieve the exact signal settings 6 After settings have been made tighten lock rings and make permanent electrical connections Testing of Installation If the adjustment of the switch has been made outside of the line of final application the switch should be retested when installed in the line of final application Follow adjustment instructions Be sure switch can be test oper ated without affecting other equipment MAINTENANCE A WARNING prevent the possibility of personal injury or property damage turn off electrical power and depressurize switch unit before inspection or removal IMPORTANT Switch is not field repairable The switch must be returned to the factory Automatic Switch Company Florham Park New Jersey or serviced only by an authorized factory representative Address all service inquiries to Automatic Switch Company 50 60 Hanover road
19. iguer 3 for of switch and braseducer gae Pruceed the following manner a CALTON Tre third digi in the catalog number on both ther amd Lraduirr be ended If get m nembie each the came proceed l amal label and swi amp ch range scales from lraraducer unit 2 For ond expkeionproct construction place gasket on base of unit I transd ecr unit om bee of seric unit and amemble boe bolis and iorque bolts m a manner hy 10 in i 4 0 1 1 Nm 4 Remove hacking pacer fram range scale and iresall scale cn She saich ait The wale Til eer a hos on the body See Figere Positioning mag he mounted in ang posita Mounting Figure B those partel body fer mereming e Dia for mourning 2 places i o nm 2 89 Figure 1 Mounting locations Pipiag Tubing Pressure Transducer Adequate sapport of pong asd proper mounting of switch should be made Gee Ak ral Th minimise Pe Flee of whiter oh swinch mogat perpendicular tovibrcation Cossec pipssg or ang bo switich at hase of is recommended that flexible theg be wed possible Apply pipe eompaound 10
20. ins NC relays to operate three float switches switches supplied by others for the day tank If more than three Fu STOP PUMPS floats are required the control panel would have to be ordered with STARTLEAO PUMP optional NC relays or FL START LAO PUMP The top float FL3 stops both pumps the middle float FL2 starts the lead pump and the bottom float FL1 starts the lag pump It may not be practical to fill the day tank to test the operation of the panel A simpler way is to have the electrician simulate the open and closing contacts of the floats to check the operation sequence This procedure can be used to check the high and low level alarms if supplied in the panel The electrician can check the conductivity of the float normally open or normally closed to see if they are the same as specified In some cases there is no day tank and the pump duplex unit pumps directly into the diesel generator or boiler The panel will receive the signal from the generator and start the lead pump VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDF400 2 06 PUMP Field Start Up Guide PI 2 PRESSURE SWITCHES If the duplex unit is supplied with pressure switches either single or dual stage they will be installed on the discharge line The pressure setting will be facto
21. llary and Bulb The capillary and bulb remote temperature transducers are provided with a length of capillary and a 3 8 diameter sensing bulb A CAUTION Do not bend capillary at sharp angles For proper oper ation be sure sensing bulb is completely immersed in fluid and not in contact with heating element or anything that would directly affect the temperature of the fluid being sensed Page 2 of 4 Form No V5736R2 Thermal Well Optional Feature A thermal well may be used for capillary and bulb remote or direct probe ocal temperature transducers The thermal well affords protection for the sensing bulb and allows removal of the sensing bulb while maintaining a pressure tight vessel When installing sensing bulb in thermal well be sure that it is fully inserted Where a thermal well already exists jam nuts may be obtained to adapt the capillary and bulb to the existing thermal well The existing thermal well must be for a 3 8 diameter sensing bulb Union Connector Optional Feature A union connector will allow direct mounting of the sensing bulb in the fluid being controlled Install union into piping connection before tightening union onto bulb For maximum performance the bulb should be inserted in the union connection so that the end of the sensing bulb is even with the end of the union connector nut Do not apply excessive torque when tighten ing union connector nut Adjustment Signal Setting of Two Stage Dual Adjus
22. nd must be made first This adjustment is made in the same manner as for non adjustable differential types 1992 Square D All Rights Reserved 3 Bulletin No 65013 101 35C August 1992 a oa aa rar Differential Adjustment REPLACEMENT PARTS COPYRIGHT NOTICE PLEASE NOTE For types GNO GNG GPO GPG GQO GQG An independent adjustment of the set point on increasing pressure 1s available This adjustment must be performed after the decreasing pressure set point has been adjusted Turn adjusting screw B clockwise to raise the set point on increasing pressure The decreasing pressure set point is not affected by this adjustment Note When ordering any of these replacement parts Class Type and Form of switch on which the replacement is to be used must be specified with the order Table 2 item Description Class Order Type Form Used On 2 Diaphragm Assembly 9998 265 GNO GNG GRO GRG 1 3 Diaphragm Assembly 9998 266 GNO GNG GRO GRG 3 9998 PC 267 GNO GNG GRO GRG 4 4 Diaphragm Assembly 9998 PC 268 GNO GNG GRO GRG 5 9998 269 GNO GNG GRO GRG 6 5 Diaphragm Actuator Assy 9998 PC 177 GPO GPG GSO GSG 1 9998 PC 178 GPO GPG GSO GSG 2 6 Piston Actuator Assy 9998 270 GQG GTO GTG 1 9998 PC 271 GQO GQG GTO GTG 2 9998 PC 272 GQO GQG GTO GTG 3 9998 PC 273 GQO GQG GTO GTG 4 7 Enclosure Assembly 9049 UE
23. observe the motor fan for the next operation 13 For P1 turn Hand Off Auto selector switch to Hand position and P1 will start 14 After approximate seconds turn the Hand Off Auto selector switch for P1 back to Off position 15 Confirm that the motor fan had spun in the proper rotation If the motors are not rotating properly have an electrician switch the motor leads and check again the rotation of the motors 16 Repeat steps 11 to 15 for P2 17 Turn the four ball valves connected to the pressure gauges suction amp discharge gauges to the open position 18 For P1 turn Hand Off Auto selector switch to Hand position and P1 will start 19 Observe the suction compound gauge it should start pulling a vacuum The discharge gauge will read 0 psi Run P1 for no more than 2 minutes then turn it off Place you hand on the pump around the seal area and if it starts heating up turn off the pump to prevent mechanical seal failure 20 When the pumps are primed and pumping the discharge gauge will show a positive pressure NOTE If the suction line is long you may have to refill the basket strainer again Before this is done the suction valves will have to be in the closed position other wise the vacuum will be lost Then alternate running P1 and P2 in manual mode NOTE Some local codes specify a anti siphon valve to be installed on the suction line It is usually installed close to the main supply tank In som
24. pipes threads cn I applied to female threads id may enter the reducer and cause op talmeta difficulty pipe strain ach property ppg aligning piping When tightening pipe do nal use switch as lever Wrenehes applied we rietealucer bochy of opos are 10 5 paed ais i possihke connection porini IMPORT AST Ror stbraaem servir install 3 conde cede bean pigtail or brum Syphon tule ince the pressure transducer dh CAUT seed damage the prassducer ERO KOT CVERTICHTEN FIFE CONNECTIONS tape paste or simi lar lubrica i5 ud use care Ber 10 reduced ric IMPORTANT To undesiralt e pressure llarbaatiens the maiie msiall a rppressor Trademark SPM TE DIM Form Mo Page 1 al 4 Wiring Wiring must comply with local codes and the National Electrical Code All switch enclosures are provided with two 3 4 NPT conduit hubs with one plugged when not in use It is recommended that a flexible conduit connec tion be used If ngid conduit is used do not consider it or use it as a means of support mounting For general purpose and watertight construction the switch cover is removed by loosening two screws then twisting slightly and lifting For explosionproof construction the cover unscrews When explo sionproof cover is replaced torque cover to 135 10 in lbs 10 7 1 1 Nm
25. ration Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved SQUARE D UDF400 1 z Single Stage Instruction Bulletin Pressure Switch industrial Pressure Switches Agiuetabie Derental GHG GNG GPO GEO GOO GOG Type Tipo Typ Non acdjustable Diiiarmnial GRO GAG GSO GSG GTO GTG Class Classe Klasse 9012 Sores B USE LIMITATIONS Pressure Ratings If the pressure actuators are exposed to system or surge pressures greater than the maximum pressure rating printed on Ihe device nameplate leakage from the actuator and or a change ol operating set paints may result Maximum Allowable Pressure is the maximum pressure inchuding surges to which an actuator of the pressure switch may be exposed for briel or extended periods of time without altering the performance characteristics of the switch For types GNO GNG GRO periodic retorquing of actuator mounting screws to 8 10 in Ib 1s recom mended Pressure on a switch during use should be within the stated range of the switch For maximum mechanical life maximum system pressure applied on a continual basis including surges should not exceed maximum stated range The mechanical life of any diaphragm actuated switch will be decreased if pressure exceeds the stated maximum range value The more frequent the application and the greater the value of excessive pressure the more diaphragm life will be decreased Temperature Ratings Thes
26. rrect Pressure Check pressure in system with suitable pressure gage Pressure must be within range specified on nameplate Incorrect Adjustment Check adjustment nut for proper setting Refer to adjustment instructions External Leakage Check to see that bolts 4 holding transducer to pressure switch are properly torqued to 80 10in Ibs 9 0 1 1 Nm If boits are tight and leakage is still evident replace transducer Refer to paragraph on Assembly of Switch Unit and Transducer Unit Excessive Vibration or Surges Causing Switch to Actuate and Reactu ate Check for fluctuations in system and instail pressure surge suppres sor Check switch mounting and be sure there is no excessive vibration Incorrect Temperature Check temperature in system with suitable thermometer Temperature must be within range specified on name plate Check location of capillary and bulb for incorrect mounting Refer to paragraphs on Installation Of Temperature Transducers If the operation of the switch cannot be corrected by the above means the entire switch unit should be replaced or an authonzed factory representative consulted Color Code Identification When the switch cover is removed the switch unit may be identified by the color of the sealant used on the locknuts of the snap switch The color of the sealant will correspond directly to the third digit of the switch catalog number Third Digit In Sealant Color Used On Catalog Number
27. ry set but they are field adjustable To simulate a low pressure condition on the discharge line have the control panel on automatic mode and then close the discharge valve of the pump running The relief valve will open and the pumping liquid will return to the supply tank The pump will shut down and a red light will come on the panel the time will be that is set on the timer It is difficult to simulate an actual high pressure shut down Have the electrician simulate by open or closing the contacts in the control panel Field adjustment of the pressure setting can be done by the following Single Stage Pressure Switch Square D 9012 GNG2 See UDF400 1 Single Stage Pressure Switch pdf Dual Stage Pressure Switch ASCO SC10D TG10A21 See UDF400 2 Dual Stage Pressure Switch pdf FLOW SWITCHES If the duplex unit is supplied with a flow switch it will be installed on the discharge line To simulate a low flow condition on the discharge line have the control panel on automatic mode and then close the discharge valve of the pump running either P1 or P2 The relief valve will open and the pumping liquid will return to the supply tank Within a few minutes usually 1 to 3 minutes based on the time set on the timer the control panel will start the other pump and the Low Flow Signal red lights optional equipment required for installation of low flow switch will light up on the panel VIKING PUMP INC A Unit of IDEX Corpo
28. s any pressure on the suction line If there is pressure and the application is not a flooded suction the suction line is pressurized Carefully remove the drain plug from the basket strainer to release the compressed air 3 Turn the four ball valves connected to the pressure gauges suction amp discharge gauges to closed position 4 Hemove the thumbscrew from top of the lid of the basket strainers rotate the lid counter clockwise until the pin hits and stops and then remove lid 5 Open the suction valves 6 Fill the strainers with diesel the suction valves should be in open position as you fill one strainer the liquid level will flow in the other strainer 7 Reinstall the lid with the tab of the lid just to the left of the boss with the body rotate the lid clockwise until the holes line up and reinsert the thumbscrew 8 Both the suction and discharge ball valves should be in open position VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls 50613 USA IDEX CORPORATION 2006 VIKING PUMP INC All Rights Reserved VIKING Viking Duplex Fuel Oil Package Bulletin UDF400 j 2 Oct 06 PUMP Field Start Up Guide Pis c 9 On the Control Panel turn the Hand Off Auto selector switches to Off position for both P1 and P2 10 Turn both the Main Disconnect On Off switches to ON position power on 11 Turn the P1 Auto P2 switch to P1 position 12 Have some one
29. s are suitable for 12 14 16 AWG or 1 0 2 5mm solid or stranded copper wire Tighten terminal screws to 6 9 in Ibf 0 7 1 Nm They are not suitable for use with aluminum wire For enclosed types G G grounding earthing provision is located above the snap switch on the enclosure backplate and is marked The single pole double throw snap switch contains single break contacts offering one normally open circuit and one normally closed circuit These circuits are electrically separate but are not for use on circuits of opposite polarity For proper wiring refer to the wiring diagram on the snap switch not the terminal identification on the snap switch The pressure switch is set at the factory to the operating point s marked on the outside of the mechanism housing It is good practice to cycle the switch to determine actual operating points before proceeding with readjustment Refer to the illustration on page 2 for location of adjustment For non adjustable differential types GRO GRG GSO GSG GTO GTG The range adjustment may be used to set either set point and completes the adjustment sequence To increase the operating points with the switch mounted as shown in the iHustration on page 2 and facing the switch place a flat bladed screwdriver in the slots of range adjustment nut A and rotate from right to left For adjustable differential types GNO GNG GPO GPG GQO GQG The range adjustment is used to set the decreasing set point a
30. t ment Switch To make adjustments signal setting a 7 16 wrench and a pressure or temperature gage within suitable range are required If electrical connection to line of final application of the switch is not desirable a battery powered test lamp or ohm meter may be used Pressure or temperature range scales should be used for initial signal setting These will be accurate within 5 Loosen lock ring and turn adjusting nut until red line is even with the desired range For exact signal setting proceed as follows WARNING prevent the possibility of personal injury or property damage turn off electrical power when making permanent electrical connections to switch Adjustment Signal Setting of Normally Closed or Normally Open Switch ncreasing Signal Refer to Figure 2 l If the switch is in the line of final application when adjustment signal setting is made be sure switch can be test operated without affecting other equipment 2 Loosen lock ring on adjustment nut and turn low signal adjustment nut full upwards and high signal adjustment full down using a 7 16 wrench A CAUTION Adjusting nut will turn easily until it hits a stop Do not over torque over torquing may cause internal damage resulting in malfunc tion 3 Remove switch cover to gain access to snap switch See section on Winng for cover removal 4 Follow the steps in the chart below to make signal setting NORMALLY CLOSED NORMALLY OPE
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