Multiquip DCA-45US1 Battery Cable Installation, Alternator, Wiring, Piping and Hose Connection

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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 whether the battery cables are loose. Poor contact may result in poor starting or malfunctions. Always keep the terminals firmly tightened. Coating the terminals with an approved battery terminal treatment compound. Replace battery with only recommended type battery. The battery type used in this generator is BCI Group 27.

The battery is sufficiently charged if the specific gravity of the battery fluid is 1.28 (at 68° F). If the specific gravity should fall to 1.245 or lower, it indicates that the battery is dead and needs to be recharged or replaced.

Battery Cable Installation

ALWAYS be sure the battery cables (Figure 37) are properly connected to the battery terminals as shown below. The RED cable is connected to the positive terminal of the battery, and the BLACK cable is connected to the negative terminal of the battery.

CAUTION:

ALWAYS disconnect the negative terminal

FIRST and reconnect negative terminal

LAST.

Figure 37. Battery Connections

DCA-45USIPRE-SETUP

When connecting battery do the following:

1.NEVER connect the battery cables to the battery terminals when the ignition switch is in the PRE-HEAT/ RUN position.ALWAYS make sure that the ignition switch is in the STOP position when connecting the battery.

2.Place a small amount of battery terminal treatment compound around both battery terminals.This will ensure a good connection and will help prevent corrosion around the battery terminals.

If the battery cable is connected incorrectly, electrical damage to

NOTE the generator will occur. Pay close attention to the polarity of the battery when connecting the battery.

CAUTION:

Inadequate battery connections may cause poor starting of the generator, and create other malfunctions.

Alternator

The polarity of the alternator is negative grounding type. When an inverted circuit connection takes place, the circuit will be in short circuit instantaneously resulting the alternator failure.

DO NOT put water directly on the alternator. Entry of water into the alternator leads an electrolyte corrosion causing an alternator failure.

Before charging the battery with an external electric source, be sure to disconnect the battery cables.

Wiring

Inspect the entire generator for bad or worn electrical wiring or connections. If any wiring or connections are exposed (insulation missing) replace wiring immediately.

Piping and Hose Connection

Inspect all piping, oil hose, and fuel hose connections for wear and tightness.Tighten all hose clamps and check hoses for leaks.

If any hose (fuel or oil) lines are defective replace them immediately.

DCA-45USI — OPERATION AND PARTS MANUAL (STD) — REV. #2 (04/22/05) — PAGE 35

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Contents DCA-45USI 2 DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 Wilmington Ave Carson, CA Heres HOW to GET HelpTable of Contents When ordering parts Please supply the following information Parts Ordering ProceduresDCA-45USI Specifications Dimensions DCA-45USI Dimensions Side and FrontFor Your Safety and the Safety of Others DCA-45USI Safety Message Alert SymbolsDCA-45USI Safety Message Alert Symbols DCA-45USI Rules for Safe Operation General SafetyRadiator DCA-45USI Rules for Safe OperationTransporting BatteryEmergencies Towing Safety PrecautionsTypical Generator Grounding Application DCA-45USI InstallationMounting Outdoor InstallationDCA-45USI -TOWING Safety Precautions Explanation of Chart DCA-45USI -TRAILER SpecificationsDCA-45USI Generator Decals DCA-45USI Generator Decals Three auxilliary circuit breakers, @50 amps DCA-45USI General InformationDCA-45USI Major Components Generator Control Panel DCA-45USI Generator Control PanelDCA-45USI Engine Operating Panel Water Temperature Lamp Indicates that the waterFuel FilterWater Level Alarm Lamp This lamp turns Fuel Leak Detected Alarm This indicates that liquidOutput Terminal Familiarization DCA-45USI Output Terminal Panel FamiliarizationOutput Terminal Panel 120VAC Gfci Receptacles DCA-45USI Output Terminal Panel FamiliarizationBlower Fan Connecting LoadsOver Current Relay If 3Ø load kVA is not given on Single Phase LoadThree Phase Load DCA-45USI Load ApplicationGenerator OutputVoltages Voltage Selector SwitchVoltage Selector Switch Locking Button Generator AmperageReading Voltage How to Read the OutputTerminal GaugesDCA-45USI Gauge Reading Reading Amperage3Ø 208V/1Ø120V Output Terminal Lug Voltages DCA-45USI Output Terminal Panel ConnectionsUvwo Terminal Output Voltages 3Ø 240/139 Output Terminal Lug Voltages1Ø 240V/120V Output Terminal Lug Voltages 3Ø 480/277 Output Terminal Lug VoltagesFuel Check DCA-45USI PRE-SETUPCircuit Breakers Lubrication OilALWAYS! place trailer on firm level ground before refueling Refueling ProcedureWhen refueling Inhaling fumesOperation Freezing Weather Cleaning the RadiatorAir Cleaner Fan Belt Tension Must be less than 50%Piping and Hose Connection Battery Cable InstallationWiring AlternatorBefore Starting DCA-45USI Generator START-UP ProcedureDCA-45USI Generator START-UP Procedure 38 DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 Automatic Shut-down System Normal Shut-down ProcedureEmergency Shut-down Procedure DCA-45USI Maintenance Replacing Fuel Filter Air RemovalCheck Oil Level Replacing Oil FilterHydraulic Surge Brakes DCA-45USI -TRAILER Brakes MaintenanceBrake Adjustment BrakesSuspension DCA-45USI -TRAILER MaintenanceTires/Wheels/Lug Nuts TireWear/InflationStart all wheel lug nuts by hand Lug Nut Torque RequirementsTrailer/Towing Vehicle Wiring Diagram DCA-45USI -TRAILERWIRING DiagramDCA-45USI Enginewiring Diagram DCA-45USI Enginewiring Diagram Generator Wiring Diagram DCA-45USI Generatorwiring DiagramDCA-45USI -TROUBLESHOOTING Generator Items Found In the Items Number Column Explanation of Code in Remarks ColumnQty Description DCA-45USI Suggested Spare PartsDCA-45USI Generator Assy 0042510000 B31101002028051070003 0010310035DCA-45USI Control BOX Assy 0021005080 M12140001020601808825 KAF36110103956 DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 DCA-45USI Control BOX Assy DCA-45USI Engine and Radiator Assy 0030010000 M1924200014897049-7081 0605000048Engine & Radiator Assy 0602021070 06033002850605511395 0603306395DCA-45USI Outputterminal Assy DCA-45USI Outputterminal Assy DCA-45USI Battery Assy 0602220920 0602220187M9310500014 M9103000304DCA-45USI Muffler Assy 0602320101 M13311001020017112030 M1334000003DCA-45USI Fueltank Assy 0605516090 M13640001020605505070 0605501072DCA-45USI Enclosure Assy DCA-45USI Enclosure Assy 72 DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 27B 0041216000 26A 004001600026B 0041216000 27A 004001600074 DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 M1454000503 49A M1494400404M1454000103 50A M1494400104DCA-45USI Rubber Seals Assy 0229400900 02292009500228901385 0228900900DCA-45USI Nameplate and Decals Assy M15000020 M1511400002M1511400102 M1550000204Effective October 1, 2002 Terms and Conditions of Sale Parts DCA-45USI Operation and Parts Manual STD REV. #2 04/22/05 Your Local Dealer is