Generac Power Systems 04389-2, 04456-2, 04390-2 owner manual Service Schedule

Page 24

Section 4 — Maintenance

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators

4.13 SERVICE SCHEDULE

ATTENTION: It is recommended that all service work

be performed by the nearest Guardian Authorized Dealer.

 

SYSTEM/COMPONENT

 

 

PROCEDURE

 

FREQUENCY

 

 

X = Action

Inspect

 

Change

 

Clean

W = Weekly

 

 

R = Replace as Necessary

 

 

 

 

 

M = Monthly

 

 

* = Notify Dealer

 

 

 

 

 

Y = Yearly

 

 

if Repair is Needed.

 

 

 

 

 

 

 

 

FUEL

 

 

 

 

 

 

 

 

Fuel lines and connections*

X

 

 

 

 

M

 

 

LUBRICATION

 

 

 

 

 

 

 

 

Oil level

X

 

 

 

 

M

 

 

Oil

 

 

X

 

 

AFTER BREAK-IN,

 

 

 

 

 

 

 

 

 

AND Y

 

 

Oil filter

 

 

X

 

 

AFTER BREAK-IN,

 

 

 

 

 

 

 

 

 

AND Y

 

 

COOLING

 

 

 

 

 

 

 

 

Enclosure louvers

X

 

 

 

X

W

 

 

BATTERY

 

 

 

 

 

 

 

 

Remove corrosion,

X

 

 

 

X

M

 

 

ensure dryness

 

 

 

 

 

 

 

 

Clean and tighten

X

 

 

 

X

M

 

 

battery terminals

 

 

 

 

 

 

 

 

Check charge state

X

 

R

 

 

EVERY 6 M

 

 

Electrolyte level

X

 

R

 

 

EVERY 6 M

 

 

(unsealed batteries only)*

 

 

 

 

 

 

 

 

ENGINE AND MOUNTING

 

 

 

 

 

 

 

 

Air cleaner

 

X

 

R

 

 

Y

 

 

Spark plug(s)

 

X

 

R

 

 

Y

 

 

GENERAL CONDITION

 

 

 

 

 

 

 

 

Vibration, Noise, Leakage,

X

 

 

 

 

M

 

 

Temperature*

 

 

 

 

 

 

 

 

COMPLETE TUNE-UP*

 

TO BE COMPLETED BY A

 

Y

 

 

 

 

GUARDIAN AUTHORIZED DEALER

 

 

 

 

 

 

 

 

 

 

 

 

22 Generac® Power Systems, Inc.

Image 24
Contents Installation Introduction Authorized Dealer LocationPost Installation Start-up Adjustments MaintenanceTroubleshooting Introduction Inside Front CoverGeneral Hazards Electrical Hazards ‹ Standards IndexUNPACKING/INSPECTION Protection SystemsBreaker for Bedrooms Generator 7 kW, Single Cylinder GH-410 EngineSpecifications ‹ 1.5.1 Generator‹ 1.5.2 Engine Reconfiguring the Fuel System System SET LEDFuel Requirements Recommendations Fuel ConsumptionTransfer Switch Location2 12KW and 15KW, 990CC Engines GeneratorBattery Installation BatteryCheck Transfer Switch Operation Before Initial START-UPElectrical Checks Generator Tests Under Load Checking Automatic OperationAdjusting the Regulator Natural GAS only Adjustment ScrewEngine Governor Adjustment Voltage Regulator Adjustment1 7 KW Units 2 12 KW and 15 KW UnitsBREAK-IN Procedure Automatic Transfer Operation‹ 3.2.1 Auto Position ‹ 3.2.2 OFF PositionManual Transfer Operation Sequence of Automatic OperationSetting the Exercise Timer ‹ 3.5.2 Transfer Back to Utility Power Source‹ 3.7.1 LOW OIL Pressure Switch ‹ 3.7.2 High Temperature SwitchChecking the Engine OIL Level Approximate Crank Cycle Times‹ 3.7.4 Overspeed ‹ 4.3.2 OIL Change Procedure Changing the Engine OILChanging the OIL Filter ‹ 4.3.1 Engine OIL Recommendations Battery Maintenance Spark PlugsAdjusting GH-410/GT-990 Valve Clearance Cooling SystemOUT of Service Procedure ‹ 4.12.1 Removal from Service‹ 4.12.2 Return to Service Corrosion ProtectionService Schedule Be performed by the nearest Guardian Authorized DealerTroubleshooting Guide Problem Cause CorrectionElectrical Data Customer Battery Utility Battery Charger Utility Connection BCR SW1 Exploded Views and Parts Lists QTY Description Exploded Views and Parts Lists Circuit Breaker 40A X 2P Exploded Views and Parts Lists BOX GTS Load Center Exploded Views and Parts Lists COVER, 12 Position GTS Load Center 140 Sleeve Exploded Views and Parts Lists KNOB, AIR Cleaner 28 31 ADAPTOR, Engine Exploded Views and Parts Lists Stator 12KW Exploded Views and Parts Lists PIN, Piston D20 Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome Engine only Mounting Dimensions Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Your Warranty Rights and Obligations MANUFACTURER’S Emission Control System Warranty CoveragePURCHASER’S/OWNER’S Warranty Responsibilities Emission Control System Warranty Emission Related Parts Include the FollowingWarranty Schedule