Generac 04673-2, 04674-2, 04675-3 4.13 SERVICE SCHEDULE

Section 4 — Maintenance

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 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 AN

AUTHORIZED DEALER

Contents

Main POWER SYSTEMS, INC. Installation and Owners Manual Air-cooled Automatic Standby Generators DANGER DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY! Not intended for use as Primary Power in place of utility or in life-support applications. Introduction ........................Inside Front Cover Safety Rules ........................................................2 Section 1 General Information ...................4 Section 2 Post Installation Start-up and Adjustments .......................10 Section 3 Operation ....................................14 FIRE HAZAR DS EXPLOSION HAZARDS STANDARDS INDEX DANGER 1.1 UNPACKING/INSPECTION 1.4 THE GENERATOR Figure 1.1 7 kW, Single Cylinder GH-410 Engine Figure 1.2 12 kW/15 kW, V-twin GT-990/760 Engine Section 1 General Information 1.5 SPECIFICATIONS 1.5.1 GENERATOR 1.5.2 ENGINE 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.7 FUEL CONSUMPTION 1.8 RECONFIGURING THE FUEL SYSTEM 1.8.1 7 KW, 410CC Figure 1.3 Demand Regulator 1.9 LOCATION 1.9.1 GENERATOR 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units 1.10 BATTERY INSTALLATION Figure 1.5 Battery Cable Connections 2.8 VOLTAGE REGULATOR ADJUSTMENT 3.1 BREAK-IN PROCEDURE 3.2 USING THE AUTO/OFF/MANUAL SWITCH (FIGURE 3.1) 3.2.1 AUTO POSITION 3.2.2 OFF POSITION 4.3 CHANGING THE ENGINE OIL 4.3.1 ENGINE OIL RECOMMENDATIONS 3/4" Hole Air Cleaner Oil Filter 4.13 SERVICE SCHEDULE ATTENTION: It is recommended that all service work be performed by the nearest Authorized Dealer. 5.1 TROUBLESHOOTING GUIDE PROBLEM CAUSE CORRECTION Wiring Diagram 12 & 15 kW Drawing No. 0D8500-B S G D P Wiring Diagram 12 & 15 kW Drawing No. 0D8500-B C 8 5 2 Page Electrical Schematic 12 & 15 kW Drawing No. 0D8501-B TX N2 N1 Wiring Diagram 7 kW Drawing No. 0D9013-C SP D IM EN Wiring Diagram 7 kW Drawing No. 0D9013-C C N1 94 3 Page Electrical Schematic 7 kW Drawing No. 0D9014-C N2 N1 TX Enclosure Drawing No. 0F0080-C ITEM PART NO. QTY. DESCRIPTION Page Page Page Page Page Page 7 kW Generator Drawing No. 0D3504-E Page Page Page Page Page GN410 Engine Drawing No. 0F3981-A Part 2 Page 7KW Page REAR VIEW "DO NOT LIFT BY THE ROOF" RIGHT SIDE VIEWFRONT VIEW (IF SUPPLIED) Section 8 Mounting Dimensions Drawing No. 0D3739-C Page CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS MANUFACTURERS EMISSION CONTROL SYSTEM WARRANTY COVERAGE: PURCHASERS/OWNERS WARRANTY RESPONSIBILITIES: 1-800-333-1322 EMISSION CONTROL SYSTEM WARRANTY EMISSION RELATED PARTS INCLUDE THE FOLLOWING: WARRANTY SCHEDULE Guidelines: THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING: ERRATA SHEET 2/24/06 ! IMPORTANT INFORMATION !