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DCA125SSIU4F 60 HZ GENERATOR• OPERATION MANUAL — REV. #0 (07/20/17) — PAGE 3

TABLE OF CONTENTS

DCA125SSIU4F 60Hz

Generator

Proposition 65 Warning ........................................... 2

Table Of Contents .................................................... 3

Nameplate/Safety Information ................................. 4

Safety Decals ..................................................... 5-10

Specifications ........................................................ 11

Dimensions ............................................................ 12

Installation ........................................................ 14-15

General Information ............................................... 16

Major Components ................................................ 17

Engine Control Unit (ECU) .................................... 18

Engine/Generator Control Panel............................ 19

Output Terminal Panel Familiarization .............. 20-22

Load Application .................................................... 23

Generator Outputs ................................................. 24

Generator Outputs/Gauge Reading ....................... 25

Output Terminal Panel Connections ................. 26-27

Inspection/Setup ............................................... 28-32

Generator Start-Up Procedure (Manual) .......... 33-34

Generator Start-Up Procedure (Auto Mode) .......... 35

Generator Shut-Down Procedures ........................ 36

Maintenance ..................................................... 37-50

Generator Wiring Diagram ..................................... 51

Engine Wiring Diagram .......................................... 52

Controller Wiring Diagram ................................ 54-55

Battery Charger Wiring Diagram ........................... 56

Jacket Water Heater Wiring Diagram ..................... 57

Troubleshooting (Generator) .................................. 58

Troubleshooting (Diagnostics) ............................... 59

NOTICE

Specifications are subject to change without notice.

Summary of Contents for DCA125SSIU4F

Page 1: ...HE EQUIPMENT AT ALL TIMES To find the latest revision of this publication visit our website at www mqpower com WHISPERWATT SERIES MODEL DCA125SSIU4F 60Hz GENERATOR ISUZU BR 4JJ1X DIESEL ENGINE Revision 0 07 20 17 OPERATION MANUAL ...

Page 2: ...PAGE 2 DCA12SSIU4F 60 HZ GENERATOR OPERATION MANUAL REV 0 07 20 17 PROPOSITION 65 WARNING Diesel engine exhaust and some of ...

Page 3: ...l Panel Familiarization 20 22 Load Application 23 Generator Outputs 24 Generator Outputs Gauge Reading 25 Output Terminal Panel Connections 26 27 Inspection Setup 28 32 Generator Start Up Procedure Manual 33 34 Generator Start Up Procedure Auto Mode 35 Generator Shut Down Procedures 36 Maintenance 37 50 Generator Wiring Diagram 51 Engine Wiring Diagram 52 Controller Wiring Diagram 54 55 Battery Ch...

Page 4: ...L M91110000 CAUTION DO NOT disconnect the Battery Cables after shutting down the engine for at least 2 3 minutes M90130010 M90130010 SAFETY INSTRUCTIONS Improper operation of this machine can cause severe injury or death Read the instruction manual carefully before operation or servicing This machine should only be operated by a person with sufficient knowledge and skill to ensure safe operation H...

Page 5: ...ety messages specifically address the level of exposure to the operator and are preceded by one of four words DANGER WARNING CAUTION or NOTICE SAFETY SYMBOLS DANGER Indicates a hazardous situation which if not avoided WILL result in DEATH or SERIOUS INJURY WARNING Indicates a hazardous situation which if not avoided COULD result in DEATH or SERIOUS INJURY CAUTION Indicates a hazardous situation wh...

Page 6: ...commended by MQ Power for this generator Damage to the generator and or injury to user may result ALWAYS know the location of the nearest fire extinguisher ALWAYS know the location of the nearest first aid kit ALWAYS know the location of the nearest phone or keep a phone on the job site Also know the phone numbers of the nearest ambulance doctor and fire department This information will be invalua...

Page 7: ... NEVER tamper with the factory settings of the engine or engine governor Damage to the engine or generator can result if operating in speed ranges above the maximum allowable Wet stacking is a common problem with diesel engines which are operated for extended periods with light or no load applied When a diesel engine operates without sufficient load less than 40 of the rated output it will not ope...

Page 8: ...it breakers OFF before performing maintenance on the generator or making contact with output terminals NEVER insert any objects into the output receptacles during operation This is extremely dangerous The possibility exists of electrical shock electrocution or death Backfeed to a utility system can cause electrocution and or property damage NEVER connect the generator to a building s electrical sy...

Page 9: ...ose the battery to open flames sparks cigarettes etc The battery contains combustible gases and liquids If these gases and liquids come into contact with a flame or spark an explosion could occur WARNING ALWAYS wear safety glasses when handling the battery to avoid eye irritation The battery contains acids that can cause injury to the eyes and skin Use well insulated gloves when picking up the bat...

Page 10: ...me and all other metal parts be sent to a recycling center Metal recycling involves the collection of metal from discarded products and its transformation into raw materials to use in manufacturing a new product Recyclers and manufacturers alike promote the process of recycling metal Using a metal recycling center promotes energy cost savings EMISSIONS INFORMATION NOTICE The diesel engine used in ...

Page 11: ...z Aux Voltage Output 4 8 Kw 2 4 kW x 2 Dry Weight 5 291 lbs 2 400 kg Wet Weight 6 702 lbs 3 040 kg Table 2 Engine Specifications Model Isuzu BR 4HK1X Final Tier 4 Type Water cooled direct injection turbo charged air cooled EGR No of Cylinders 4 cylinders Bore x Stroke 4 52 in x 4 92 in 115 mm x 125 mm Displacement 317 cu in 5 2 liter Rated Output 170 8 HP at 1800 rpm Starting Electric Coolant Capa...

Page 12: ...V 0 07 20 17 DIMENSIONS 14 050 lbs 6 370 kg 125 Table 3 Dimensions Reference Letter Dimension in mm Reference Letter Dimension in mm A 30 32 770 E 37 80 960 B 30 32 770 F 120 08 3 050 C 37 80 960 G 72 83 1 850 D 42 52 1 080 H 48 82 1 240 Figure 2 Dimensions ...

Page 13: ...DCA125SSIU4F 60 HZ GENERATOR OPERATION MANUAL REV 0 07 20 17 PAGE 13 NOTES ...

Page 14: ... 20 17 INSTALLATION GENERATOR GROUND LUG GROUND CABLE REFERENCE NEC 250 83 C 8 FT 2 4 M MINIMUM IF THE GENERATOR IS PROVIDING ELECTRIC POWER TO A BUILDING VIA A TRANSFER SWITCH IT MUST BE CONNECTED TO A GROUND ROD Figure 3 Typical Generator Grounding Application ...

Page 15: ...r They are to resist damage to the bottom of the generator and to maintain alignment CAUTION Pay close attention to ventilation when operating the generator inside tunnels and caves The engine exhaust contains noxious elements Engine exhaust must be routed to a ventilated area GENERATOR GROUNDING if applicable to guard against electrical shock and possible damage to the equipment it is important t...

Page 16: ...e parallel connections of A to B A to D and C to D These three phases of the voltage input to the voltage regulator are then rectified and are the excitation current for the exciter section When a heavy load such as a motor starting or a short circuit occurs the automatic voltage regulator AVR switches the configuration of the open delta to the series connection of B to C This has the effect of ad...

Page 17: ... Screen Change Program Exit Option 16 17 Table 4 Generator Major Components ITEM NO DESCRIPTION 1 DOC SCR Assembly 2 DEF Tank Assembly 3 Coolant Drain Plug 4 Oil Drain With Valve 5 Fuel Tank Assembly 6 Battery Assembly 7 Air Filter Assembly 8 Voltage Selector Switch Assembly 9 Output Terminal Panel Assembly 10 Emergency Stop Switch Option 11 Generator Assembly 12 Engine Assembly 13 DEF Supply Modu...

Page 18: ...hutdown Lamp When an engine failure has occured this lamp will blink Indicating the engine has been shutdown The diagnostic fault message will be displayed on the LCD screen D Pre Alarm Lamp When an engine failure has occured this lamp will blink Indicating a pre fault engine condition and the possibility of engine shutdown The diagnostic fault message will be displayed on the LCD screen E Alarm A...

Page 19: ... 220 260 VOLTS BATTERY 6 12 18 24 30 F FUEL E F RPMX10 SPEED 0 120 150 180 210 60 11 13 INCREASE DECREASE 8 OFF V W U OFF U V W U V W 10 Series 800 Controller ECU Engine Started Shutdown Pre Alarm Alarm Acknowledge Screen Change Program Exit Option 12 6 7 9 5 14 2 4 3 Figure 6 Gauge Unit Assembly 4 Fuel Leak Detected Alarm Lamp This lamp when ON indicates that fluids in the containment area have r...

Page 20: ... provided with the following Three 3 240 139V output receptacles 50 amp Three 3 Circuit Breakers 50 amps Two 2 120V GFCI receptacles 20 amp Two 2 Duplex Circuit Breakers 20 amp Five 5 Output Terminal Lugs U V W O Ground AUX POWER RECEPTACLES 240 120V 50 AMPS 120 VAC 20 AMP GFCI RECEPTACLES Y X W CS 6369 TWIST LOCK CIRCUIT BREAKERS FOR GFCI RECEPTACLES RECEPTACLE AND CIRCUIT BREAKER PANEL ACCESS DO...

Page 21: ...ptacles Figure 9 provided on the output terminal panel These receptacles can only be accessed when the voltage change over board is configured for single phase 240 120 application Figure 9 240 139V Twist Lock Auxiliary Receptacles Each auxiliary receptacle is protected by a 50 amp circuit breaker These breakers are located directly above the GFCI receptacles Remember the load output current on all...

Page 22: ...CS 6369 TWIST LOCK RECEPTACLES CAMLOCKS Over Current Relay An over current relay Figure 13 is connected to the main circuit breaker In the event of an overload both the circuit breaker and the over current relay may trip If the circuit breaker can not be reset the reset button on the over current relay must be pressed The over current relay is located in the control box Figure 13 Over Current Rela...

Page 23: ...ctor By Load Type of Load Power Factor Single phase induction motors 0 4 0 75 Electric heaters incandescent lamps 1 0 Fluorescent lamps mercury lamps 0 4 0 9 Electronic devices communication equipment 1 0 Common power tools 0 8 THREE PHASE LOAD When calculating the power requirements for 3 phase power use the following equation Aninadequatesizeconnectingcablewhichcannotcarrythe required load can c...

Page 24: ... Neutral N A N A 240V Line Line N A N A NOTICE This generator can provide variable output voltages via the voltage regulator control knob Maximum Amps Table 8 shows the maximum amps the generator can provide DO NOT exceed the maximum amps as listed GFCI Receptacle Load Capability The load capability of the GFCI receptacles is directly related to the voltage being supplied at either the output term...

Page 25: ...n on the voltage selector switch Figure 15 Voltage Selector Switch 240 3Ø Position AC Voltmeter Gauge Reading Place the ACVoltmeter Change Over Switch Figure 16 in theW U position and observe the phase to phase voltage reading between the W and U terminals as indicated on the ACVoltmeter Gauge Figure 17 Figure 16 ACVoltmeter Change Over Switch Figure17 ACVoltmeterGauge VoltreadingonW ULug 120 AC A...

Page 26: ...e 20 Figure 20 Voltage Selector itch 3Ø 240 139V Position 2 Connect the load wires to the UVWO terminals as shown in Figure 21 Figure 21 UVWO Terminal Lugs 3Ø 240 1Ø 139 Connections 3 Turn the voltage regulator knob Figure 22 clockwise to increase voltage output turn counterclockwise to decrease voltage output Use voltage regulator adjustment knob whenever fine tuning of the output voltage is requ...

Page 27: ...ctions to the UVWO and Ground terminals are secure and tight The possibility of arcing exists that could cause a fire 1Ø 240 120V UVWOTerminal Output Voltages 1 Place the voltage selector switch in the 1Ø 240 120 position as shown in Figure 26 Figure 26 Voltage Selector itch 1Ø 240 120V Position 2 Connect the load wires to the UVWO terminals as shown in Figure 27 Figure 27 UVWO Terminal Lugs 1Ø 24...

Page 28: ... Isuzu Owner s Manual Oil should be warm before draining Delo engine oil is the recommended engine oil for this generator When replacing engine oil please refill using Delo 400 LE SAE 15W 40 API CJ 4 engine oil Table 11 Recommended Motor Oil FUEL CHECK Refilling the Fuel System This generator has an internal fuel tank located inside the trailer frame and may also be equipped with an environmental ...

Page 29: ... skin contact and or inhaling fumes CAUTION ALWAYS place trailer on firm level ground before refueling to prevent spilling and maximize the amount of fuel that can be pumped into the tank Level Ground Unlevel Ground Level Ground Unlevel Ground DO NOT fill on unlevel ground 125 NOTICE ONLY use 2 diesel fuel ultra low sulfur diesel fuel when refueling DIESEL FUEL 3 NEVER overfill fuel tank It is imp...

Page 30: ...el exhaust fluid Any other type of fluid may cause severe engine damage DEF TANK CAP 125 DEF FILLER PORT 100 50 75 25 0 COOLANT ANTIFREEZE SUMMER COOLANT WATER Isuzurecommendsantifreeze summercoolantforuseintheir engines which can be purchased in concentrate and mixed with 50 demineralized water or pre diluted See the Isuzu Engine Owner s Manual for further details Day to day addition of coolant i...

Page 31: ...elt Standard Value Amt of Deflection Standard Value Vibration Frequency New 0 2 0 3 in 6 8 mm 210 Hz BATTERY This unit is of negative ground DO NOT connect in reverse Always maintain battery fluid level between the specified marks Battery life will be shortened if the fluid level are not properly maintained Add only distilled water when replenishment is necessary DO NOT over fill Check to see whet...

Page 32: ...ST and reconnect negative terminal LAST POSITIVE NEGATIVE NOTICE If the battery cable is connected incorrectly electrical damage to the generator will occur Pay close attention tothepolarityofthebatterywhenconnectingthebattery CAUTION Inadequate battery connections may cause poor starting of the generator and create other malfunctions ALTERNATOR The polarity of the alternator is negative grounding...

Page 33: ...sed position MAIN CIRCUIT BREAKER DUPLEX CIRCUIT BREAKERS CS 6369 AUX CIRCUIT BREAKERS OFF OFF OFF OFF OFF OFF OFF INCORRECT CORRECT STARTING MANUAL 1 Place the Auto Off Reset Manual Switch in the MANUAL position to start the engine Figure 39 Figure 39 Auto Off Reset Manual Switch Manual Position 2 Once the engine starts let the engine run for 1 2 minutes Let engine idle longer in cold weather con...

Page 34: ...ld be between 167 194 F 75 90 C Figure 45 Coolant Temperature Gauge PSI OIL PRESS 0 25 50 75 100 F WATER TEMP 100 140 180 220 260 9 The tachometer gauge Figure 46 will indicate the speed of the engine when the generator is operating Under normal operating conditions this speed is approximately 1800 RPM s high speed and 1000 RPM s low speed Figure 46 Engine Tachometer Gauge 10 Place the main aux an...

Page 35: ... that is generated automatically by a transfer switch WARNING When running the generator in the AUTO mode rememberthegeneratorcanstartupatanytimewithout warning NEVER attempt to perform any maintenance when the generator is in the auto mode NOTICE When the Auto Off Reset Manual Switch is placed in the AUTO position the engine glow plugs will be warmed and the engine will start automatically When s...

Page 36: ...gure 51 Auto Off Reset Manual Switch Off Reset Position 4 Remove all loads from the generator 5 Inspect entire generator for any damage or loosening of components that may have occurred during operation MAIN CIRCUIT BREAKER DUPLEX CIRCUIT BREAKERS CS 6369 AUX CIRCUIT BREAKERS OFF OFF OFF OFF OFF OFF OFF AUTO MANUAL OFF RESET CENTER EMERGENCY SHUTDOWN PROCEDURE 1 If equipped option push the Emergen...

Page 37: ...lve Clearance 1000 hrs Test Glow Plugs X Replace DEF Filter In Supply Module 3000 hrs Check SCR System 2 4500 hrs Inspect Dosing Module SRC System 4500 hrs Flush and Refill Cooling System 3 1yr or2000hrs Clean Inside of Fuel Tank 1000hrs Clean DEF Tank AsRequired Replace Air Cleaner Elements 4 As Required Generator Measure Insulation Resistance Over 3M ohms X Check Rotor Rear Support Bearing X 1 D...

Page 38: ...a NOTICE If the engine is operating in very dusty or dry grass conditions a clogged air cleaner will result This can lead to a loss of power excessive carbon buildup in the combustion chamber and high fuel consumption Change air cleaner more frequently if these conditions exist Primary and Secondary Air Cleaner Elements 1 Release the latches Figure 55 that secures the cover to the air cleaner body...

Page 39: ...ignificant amount of water and sediment at the bottom of the cup it should be drained off immediately DRAIN PLUG OPEN DRAIN CLOSE A B C FUEL FILTER FILTER BODY AIR BLEEDER PLUG MAINTENANCE FUEL FILTER ELEMENT REPLACEMENT 1 Use a filter wrench to remove the element case Figure 57 from the fuel filter body Figure 57 Fuel Filter Replacement 2 Wipe the inside of the filter body with a clean cloth to r...

Page 40: ...ts and clean the magnet portion inside the cover Removing Water from the FuelTank After prolonged use water and other impurities accumulate in the bottom of the tank Occasionally inspect the fuel tank for water contamination and drain the contents if required During cold weather the more empty volume inside the tank the easier it is for water to condense This can be reduced by keeping the tank ful...

Page 41: ...re 60 Drive Belt Inspection NO NO ENGINE OIL CHECK DAILY 1 When checking or adding oil place the machine so the engine is level 2 Pull the engine oil dipstick from its holder 3 Determine if engine oil is low Oil level should be between the upper land lower limit Figure 61 on the dipstick Figure 61 Dipstick Engine Oil Level 4 If oil level is low add correct amount of engine oil to bringoilleveltoan...

Page 42: ...pacity OIL DRAIN VALVE OPEN OIL DRAIN CAP REMOVE ENGINE OIL FILTER CARTRIDGE RUBBER SEAL COAT SEAL WITH THIN LAYER OF OIL OIL FILTER WRENCH OIL 6 Run the engine for several minutes Watch for oil leakage Shut the engine down and allow it to sit for several minutes Top off the oil to the upper limit on the dipstick FLUSHING OUT RADIATOR AND REPLACING COOLANT 1 Place the coolant drain valve in the OP...

Page 43: ...essure washer stand at least 5 feet 1 5 meters away from the radiator to prevent damage to the fins and tube Figure 65 Radiator Cleaning GENERATOR STORAGE For long term storage of the generator the following is recommended Drain the fuel tank completely Treat with a fuel stabilizer if necessary Completely drain the oil from the crankcase and refill if necessary with fresh oil Clean the entire gene...

Page 44: ... to allow commercial power to be applied These units will ONLY function when commercial power has been supplied to them When using extension cords refer to Table 6 for the correct size and length The battery charger should always be connected to a commercial power source to ensure that the battery does not get discharged When using the generator in hot climates there is no need to apply power to j...

Page 45: ...dizes them This catalyst honeycomb like structure uses a chemical process to break down pollutants in the exhaust stream into less harmful components In general this catalyst collects burns accumulated particulates The DOC contains palladiumandplatinumwhichserveasacatalyststooxidize hydrocarbons and carbon monoxide EMISSION CARBON CHECK Deposition of carbon soot unburned fuel in the exhaust pipe l...

Page 46: ... ON during SCR forced system purging and OFF during automatic system purging Figure 68 SCR Purge Symbol Series 800 Controller ECU Engine Started Shutdown Pre Alarm Alarm Acknowledge Screen Change Program Exit Option SCR PURGE SYSTEM PURGING GUIDELINES For safe operation of equipment the sourounding area and the prevention of bodily harm use the guidelines below when system purging is required DO N...

Page 47: ... DEF tank will be shown on the ECU Controller main screen during operation The symbol shown in Figure 70 will be shown on the ECU monitor indicating the level of fluid in the DEF tank Figure 70 DEF Tank Level Guage NOTICE The unit will enter emergency shutdown when the DEF level has reached 0 and emergency protective measures are necessary When this condition exist the unit can only be restarted a...

Page 48: ... 1 When emergency shutdown occurs inspection and repair should generally be performed promptly However if emergency protective measures are necessary unit will enter ESCAPE MODE and may require as much as 30 minutes to restart INDUCEMENT When the system senses improper usage such as no supply of DEF use of poor quality DEF problems with DEF jets or disconnection of sensors a warning will be issued...

Page 49: ...pressing the EXIT button Figure 71 Figure 71 Status Check Screen Diagnostic Mode 3 Next press the Program Exit button Figure 72 to enter the Main Menu DEF E F E F STATUS CHECK HOURS 00018 3 CANBUS IS WORKING OK EXIT 26 8v EXIT BUTTON DIAGNOSTIC MODE Figure 72 Main Screen 4 Press the DOWN button Figure 73 to scroll to the Escape Mode item Figure 73 Main Menu Down Button Alarm Screen Change Program ...

Page 50: ... to start the engine Figure 77 Auto Off Reset Manual Switch Manual Position 9 The Escape Mode Timer Figure 78 will appear on the main screen This timer displays remaining driving possibility time Figure 78 Escape Mode Timer If ESCAPE MODE is temporarily suspended it is not necessary to return to the ESCAPE MODE screen and press the REQUEST button ESCAPE MODE operation will be available until aroun...

Page 51: ...FIELD WINDING EXCITER ARMATURE WINDING EXCITER FIELD WINDING RECTIFIER AUTOMATIC VOLTAGE REGULATOR VOLTAGE REGULATOR RHEOSTAT CURRENT TRANSFORMER CHANGE OVER SWITCH AMMETER AC AMMETER AC VOLTMETER FREQUENCY METER CIRCUIT BREAKER 3P 200A CIRCUIT BREAKER 2P 50A CIRCUIT BREAKER 1P 20A RECEPTACLE CS6369 250 VAC 50 AMPS RECEPTACLE GFCI 125 VAC 20 AMPS X 2 OVER CURRENT RELAY SELECTOR SWITCH RELAY UNIT C...

Page 52: ...GINE WIRING DIAGRAM 2 125 125 mm 2 100 100 mm 2 80 80 mm 2 22 22 mm 2 14 14 mm 2 mm B L BR G GR V P BLACK BLUE BROWN GREEN GRAY VIOLET PINK R W Y LB LG O RED WHITE YELLOW LIGHT BLUE LIGHT GREEN ORANGE WIRE SIZE CODE WIRE COLOR 2 5 5 5 5 mm 2 8 8 mm NO MARK WIRE SIZE 1 25 ...

Page 53: ...DCA125SSIU4F 60 HZ GENERATOR OPERATION MANUAL REV 0 07 20 17 PAGE 53 NOTES ...

Page 54: ...ROLLER WIRING DIAGRAM 2 125 125 mm 2 100 100 mm 2 80 80 mm 2 22 22 mm 2 14 14 mm 2 mm B L BR G GR V P BLACK BLUE BROWN GREEN GRAY VIOLET PINK R W Y LB LG O RED WHITE YELLOW LIGHT BLUE LIGHT GREEN ORANGE WIRE SIZE CODE WIRE COLOR 2 5 5 5 5 mm 2 8 8 mm NO MARK WIRE SIZE 1 25 ...

Page 55: ...TROLLER WIRING DIAGRAM 2 125 125 mm 2 100 100 mm 2 80 80 mm 2 22 22 mm 2 14 14 mm 2 mm B L BR G GR V P BLACK BLUE BROWN GREEN GRAY VIOLET PINK R W Y LB LG O RED WHITE YELLOW LIGHT BLUE LIGHT GREEN ORANGE WIRE SIZE CODE WIRE COLOR 2 5 5 5 5 mm 2 8 8 mm NO MARK WIRE SIZE 1 25 ...

Page 56: ... AWG NEMA 5 15 15A 120 VAC P N HBL5278C HUBBLE RECEPTACLE NOTES 1 2 RECEPTACLE IS MOUNTED ON OUTPUT TERMINAL PANEL ASSY 20 AMP 5 20R RECEPTACLE P N HBL5369C HUBBLE RECEPTACLE 3 4 CORD CAROL 3 C 14 AWG P N EE56557 120 VAC INPUT INSERT EXTERNAL POWER CORD HERE 3 1 2 4 BLACK 14 AWG LINE L 120VAC INPUT WHITE 14 AWG NEUTRAL N GREEN 14 AWG GROUND G 1 2 3 4 A B A B ...

Page 57: ...TRAL N GREEN 14 AWG GROUND G NOTES 1 2 RECEPTACLE IS MOUNTED ON OUTPUT TERMINAL PANEL ASSY 20 AMP 5 20R RECEPTACLE P N EE6131 HBL5369C HUBBLE RECEPTACLE 3 GROUND 120 VAC 4 CORD CAROL 3 C 14 AWG P N EE56557 BLOCK HEATER P N 44558 120 VAC INPUT INSERT EXTERNAL POWER CORD HERE 3 1 2 4 HEATING ELEMENT TEMP SWITCH BLACK 14 AWG LINE L 120VAC INPUT WHITE 14 AWG NEUTRAL N GREEN 14 AWG GROUND G 1 2 3 4 A B...

Page 58: ... wiring connection loose Check wiring and repair Is AVR defective Replace if necessary Defective Rotating Rectifier Check and replace Defective Exciter Field Check for approximately 19 ohms across J K on CN1 Low Voltage Output Is engine speed correct Place engine speed switch in High position Is wiring connections loose Check wiring and repair Defective AVR Replace if necessary High Voltage Output...

Page 59: ...u Screen will be displayed on the ECU controller 4 Releasing the Hour Check Button and pushing the Program Exit Button on the ECU controller will return the controller to the main screen HOUR CHECK BUTTON 5 Push the Program Exit Button on the ECU controller and select the Fault Diagnostics mode This mode enables the ability to carry out the fault diagnostics as listed below DM1 Active Faults Displ...

Page 60: ...co uk Tel 0161 339 2223 Fax 0161 339 3226 COPYRIGHT 2017 MULTIQUIP INC Multiquip Inc the MQ logo and the MQ Power logo are registered trademarks of Multiquip Inc and may not be used reproduced or altered without written permission All other trademarks are the property of their respective owners and used with permission This manual MUST accompany the equipment at all times This manual is considered...

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