Generac Power Systems 004988-2

34 Generac®Power Systems, Inc.

Section 9 - Exploded Views and Parts

Guardian Liquid-cooled 27 kW and 30 kW Generators

Control Panel — Drawing No. 0E7118-K

Contents

Main INTRODUCTION READ THIS MANUAL THOROUGHLY www.generac.com OPERATION AND MAINTENANCE HOW TO OBTAIN SERVICE Page GENERAL HAZARDS WARNING: !! WARNING: ELECTRICAL HAZARDS FIRE HAZARDS EXPLOSION HAZARDS 1.1 GENERATOR 1.2 TRANSFER SWITCH Figure 1.2 - Main Circuit Breaker 1.3 AUTOMATIC SYSTEM OPERATION 1.4 GENERATOR AC CONNECTION SYSTEMS 1.6 GENERATOR FUEL SYSTEM 1.7 ENGINE PROTECTIVE DEVICES Figure 1.3 - Engine Protective Devices 1.7.1 LOW OIL PRESSURE SWITCH Figure 1.4 - Low Oil Pressure Switch 1.8 UNPACKING 1.8.1 UNPACKING PRECAUTIONS 1.8.2 INSPECTION 1.9 LIFTING THE GENERATOR 1.10 SPECIFICATIONS 1.10.1 GENERATOR SPECIFICATIONS 1.10.2 ENGINE SPECIFICATIONS 1.11 FUEL CONSUMPTION 1.12 RECONFIGURING THE FUEL SYSTEM 1.13 TORQUE SPECIFICATIONS 1.14 ENGINE OIL RECOMMENDATIONS 1.15 COOLANT RECOMMENDATIONS 1.16 BEFORE INSTALLATION 2.1 STANDBY GENERATOR INSTALLATION 2.2 GENERATOR LOCATION Figure 2.1 Basic Standby Electric System 2.3 GENERATOR MOUNTING AND SUPPORT 2.4 BASIC STANDBY ELECTRIC SYSTEM 2.5 EMERGENCY CIRCUIT ISOLATION METHOD ! 2.6 TOTAL CIRCUIT ISOLATION METHOD 2.7 GROUNDING THE GENERATOR Figure 2.2 Generator Grounding Lug (typical) 2.8 GENERATOR AC NEUTRAL CONNECT IONS 2.10 BATTERY INSTALLATION 2.11 PREPARATION BEFORE START-UP 2.11.1 PRIOR TO INITIAL START-UP 2.11.2 TRANSFER SWITCH 2.11.3 FUEL SYSTEM 3.1 USING A STANDARD GTS TRANSFER SWITCH Pos2 ON GTS Application Pos2 OFF ATS Application GTS Mode Operation 3.2 CONTROL CONSOLE COMPONENTS 3.2.1 AUTO/OFF/MANUAL SWITCH Figure 3.1 - Home Standby Generator Panel 3.2.2 FAULT INDICATOR LED 3.2.3 15 AMP FUSE 3.3 MANUAL TRANSFER AND START-UP 3.4 ENGINE GOVERNOR ADJUSTMENTS Figure 3.2 Engine Governor Adjustment 3.5 RETRANSFER AND SHUTDOWN 3.6 AUTOMATIC OPERATION 4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES A. EVERY THREE MONTHS B. ONCE EVERY SIX MONTHS C. ONCE AN NUALLY D. FIRST 100 OPERATING HOURS 4.4 CHECKING FLUID LEVELS 4.4.1 CHECK ENGINE OIL O Figure 4.1 - Oil Dipstick and Oil Fill Cap 4.4.2 BATTERY FLUID O IL FILTE R Figure 4.4 Setting the Spark Plug Gap 4.5.13 COOLANT CHANGE 4.6 MISCELLANEOUS MAINTENANCE 4.6.1 CLEANING THE GENERATOR 4.6.2 BATTERY 4.6.3 BATTERY MAINTENANCE 4.6.4 BATTERY REPLACEMENT 4.7 SCHEDULED MAINTENANCE Service Maintenance Interval Information: Section 4 Maintenance Maintenance Level 1 Level 2 Level 3 Level 4 Tasks Section 4 Maintenance Maintenance Level 1 Level 2 Level 3 Level 4 Tasks TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Page Page CUS B/C T D1 AVR + IM BAT CC G TRAN FER RL1 F2 AVR CC CONNECTOR (C1) CB GOV IM G CC L DE SC IC Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Section 10 Warranty GENERACPOWER SYSTEMS, INC. P.O. BOX 297 WHITEWATER, WI 53190 Revision (02/01/05)