Guardian Technologies 004726-0, 004725-3 ‹ 4.6.3 Battery Maintenance, ‹ 4.6.4 Battery Replacement

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Section 4 — Maintenance

Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators

‹4.6.2 BATTERY

All lead-acid storage batteries discharge when not in use. Refer to specific instructions and warnings that accompany the battery. If such information is not available, observe the following precautions when handling a battery:

DO NOT use jumper cables and a booster battery to crank or start the generator engine.

DO NOT recharge a weak battery while it is installed in the generator. Remove battery from generator and recharge in a well-ventilated area, away from fuel vapors, sparks, heat or flames.

Battery electrolyte fluid is an extremely caustic sulfuric solution that can cause severe burns. DO NOT permit fluid to contact eyes, skin, clothing, painted surfaces, wiring insulation, etc. If any bat- tery fluid is spilled, flush the affected area with clear water immediately.

Always wear safety glasses, rubber apron and gloves when handling a battery.

Batteries give off explosive hydrogen gas while charging. The gas can form an explosive mixture around the battery for several hours after charging. Any spark, heat or flames can ignite the gas and cause an explosion which can shatter the battery, causing blindness or other serious injury.

‹4.6.3 BATTERY MAINTENANCE

The battery should be inspected per the “Scheduled Maintenance,” Section 4.7. The following procedure should be followed for inspection:

1.Inspect the battery posts and cables for tightness and corrosion. Tighten and clean as necessary.

Battery electrolyte fluid is an extremely caustic ! sulfuric acid solution that can cause severe

burns. Do not permit fluid to contact eyes, skin, clothing, painted surfaces, etc. Wear protective goggles, protective clothing and gloves when handling a battery. If the fluid is spilled, flush the affected area immediately with clear water.

Do not use any jumper cables or booster bat- ! tery to crank and start the generator engine. If

the battery has completely discharged, remove it from the generator for recharging.

Be sure the AUTO/OFF/MANUAL switch is set to ! the OFF position before connecting the battery cables. If the switch is set to AUTO or MANUAL,

the generator can crank and start as soon as the battery cables are connected.

Be sure the utility power supply is turned off, or sparking may occur at the battery posts as the cables are attached and cause an explosion.

‹4.6.4 BATTERY REPLACEMENT

When replacing batteries, use the same number and the type of battery that follows:

 

BCI Group No.

CCA

 

 

26/26R

525 @ 0 deg. F

 

 

 

 

 

NOTE:

The BCI number should be located directly on the battery.

2.Check the battery fluid level of unsealed batteries and, if necessary, fill with DISTILLED WATER ONLY. DO NOT USE TAP WATER IN BATTERIES.

3.Have the state of charge and condition checked. This should be done with an automotive-type bat- tery hydrometer.

DANGER

Storage batteries give off explosive hydrogen gas. This gas can form an explosive mixture around the battery for several hours after charging. The slightest spark can ignite the gas and cause an explosion. Such an explosion can shatter the battery and cause blindness or other injury. Any area that houses a storage battery must be properly ventilated. Do not allow smoking, open flame, sparks or any spark producing tools or equipment near the battery.

PERIODIC REPLACEMENT PARTS

Part Name

Generac’s Part Number

Oil Filter

# 0A45310244

Radiator Cap

# 046627

Air Cleaner

# 059402

Spark Plug

# 0A45310275

 

 

18 Generac® Power Systems, Inc.

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Contents Liquid-cooled, Prepackaged Standby Generators Authorized Service Dealer Location ‹ Operation and Maintenance‹ HOW to Obtain Service IntroductionIntroduction IFC Safety Rules General Hazards Electrical Hazards Transfer Switch GeneratorAutomatic System Operation Generator AC Connection Systems‹ 1.7.1 LOW OIL Pressure Switch ‹ 1.7.2 High Coolant Temperature Switch‹ 1.7.3 LOW Coolant Level Switch Engine Protective DevicesUnpacking Lifting the GeneratorSpecifications Reconfiguring the Fuel System‹ 1.10.1 Generator Specifications ‹ 1.10.2 Engine SpecificationsCoolant Recommendations Torque SpecificationsEngine OIL Recommendations Generator Location Generator Mounting SupportBasic Standby Electric System ‹ 2.1.1 Nfpa StandardsTransfer Switch Start Signal Connections Emergency Circuit Isolation MethodTotal Circuit Isolation Method Grounding the GeneratorBattery Installation Preparation Before START-UP‹ 2.10.1 Vented Batteries ‹ 2.11.1 Prior to Initial START-UPUsing a Standard GTS Transfer Switch Weekly Exercise Cycle Control Console ComponentsManual Transfer START-UP Automatic Operation Engine Heater Every Three MonthsOnce Every SIX Months Once AnnuallyOverload Protection for Engine DC Electrical System Cooling SystemChecking Fluid Levels ‹ 4.5.2 Check Battery ‹ 4.5.1 Check Engine OIL Level‹ 4.5.3 Exercise System ‹ 4.5.4 Inspect Cooling SystemMiscellaneous Maintenance ‹ 4.5.11 Changing the Engine AIR Cleaner‹ 4.6.1 Cleaning the Generator ‹ 4.5.13 Coolant Change‹ 4.6.3 Battery Maintenance ‹ 4.6.4 Battery ReplacementScheduled Maintenance Service Maintenance Interval InformationLevel Maintenance Level Troubleshooting Points Problem Cause CorrectionGuardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators Installation Diagram Section Electrical Data Customer Connection 120/240V 1-PHASE Electrical Data Housing Governor Connector Connector Interface AssemblyCover Connector Housing ASM Motor StepperBase Mounting 1.5L Stnrd & Acstc Washer Shakeproof EXT 5/16 STLDampener Vibration Washer Flat 5/16 ZincWeld Stud Under Roof Panel for Access Cover Cable Assembly BASE-DOOR Ground Wire GRD Wire Assy 99HSBAssembly Cover Access Cover Access GENWeld Stud Under Roof For Access Cover Cable Roof Acstc & Stnd Cmprtmnt 1.5L Door Weldment 1.5 EPSWasher Self Locking Dome Baffle Cntrl PNL 1.5L AcousticTo a Wire Assembly SilkscHourmeter Holder FuseWaterpump Hardware Switch OIL Pressure ARM Adjust AlternatorGround Wire Starter Clamp for Wiring Harness not Shown16 7 Tank Coolant Recovery Radiator 1.5LVenturi 1.5L Modine Guard FAN 1.5L ModineVapor Cover AIR Cleaner Gasket AIR Cleaner AdapterWeldment Mounting Base Flange Fuel Inlet16 30 21 Housing Blower Assy Rotor 10KWAssy Rotor 15KW Assy Rotor 20KWASSY,WIRE#16 RED BOOT, Battery CableBRACKET, Battery Hold Down Battery Post Cover RED+Manifold Exhaust 1.5L Nipple TOE 1.5NPTX5.5 BLK IronSaddle 2 Inch PIPE,EXHAUST 1.5L STNDRD&ACSTCPURCHASER’S/OWNER’S Warranty Responsibilities Your Warranty Rights and ObligationsMANUFACTURER’S Emission Control System Warranty Coverage Emission Control System Warranty Emission Related Parts Include the FollowingWarranty Schedule