Generac Power Systems 005040-2 - Manual (Page 3)

Table of Contents
Guardian Liquid-cooled 25 kW Generator
Generac ® Power Systems, Inc. 1
INTRODUCTION ................................................IFC
Read this Manual Thoroughly......................................IFC
Operation and Maintenance ........................................IFC
How to Obtain Service ................................................IFC
Authorized Service Dealer Location ............................IFC
SAFETY RULES ....................................................2
Section 1 — GENERAL INFORMATION ............4
1.1 Generator ..............................................................4
1.2 Transfer Switch ....................................................4
1.3 Automatic System Operation ................................4
1.4 Generator AC Connection Systems........................4
1.5 Main Circuit Breaker ............................................4
1.6 Generator Fuel System ..........................................5
1.7 Engine Protective Devices ......................................5
1.8 Unpacking ............................................................6
1.9 Lifting the Generator ............................................6
1.10 Specifications ........................................................6
1.11 Fuel Consumption ................................................7
1.12 Reconfiguring the Fuel System for LP Vapor..........7
1.13 Engine Oil Recommendations ..............................7
1.14 Coolant Recommendations....................................8
1.15 Before Installation ................................................8
Section 2 — INSTALLATION ............................8
2.1 Standby Generator Installation ............................8
2.2 Generator Location................................................9
2.3 Generator Mounting and Support ........................9
2.4 Basic Standby Electric System ..............................9
2.5 Emergency Circuit Isolation Method......................9
2.6 Total Circuit Isolation Method ............................10
2.7 Grounding the Generator ....................................10
2.8 Generator AC Neutral Connections......................10
2.9 Using an Engineered “GTS” Transfer Switch ......10
2.10 Battery Installation ..............................................11
2.11 Preparation Before Start-Up ................................11
Section 3 — OPERATION ................................12
3.1 Engineered GTS Transfer Switch ........................12
3.2 Control Console Components..............................13
3.3 Manual Transfer and Startup ..............................14
3.4 Engine Governor Adjustments ............................14
3.5 Retransfer and Shutdown....................................15
3.6 Automatic Operation ..........................................15
3.7 Weekly Exercise Cycle..........................................15
3.8 Control Board DIP Switch Settings ....................16
Section 4 — MAINTENANCE ..........................16
4.1 Maintenance Performed by Authorized
Service Facilities ..................................................16
4.2 Exhaust Manifold Procedure ..............................17
4.3 Intake Manifold Procedure ..................................17
4.4 Cylinder Head Procedure ....................................17
4.5 Cooling System....................................................17
4.6 Overload Protection for Engine DC
Electrical System ................................................18
4.7 Checking Fluid Levels ........................................18
4.8 Maintenance Owner/Operator
Can Perform ........................................................18
4.9 Miscellaneous Maintenance ................................20
4.10 Scheduled Maintenance ......................................21
Section 5 — TROUBLESHOOTING ..................24
Section 6 — NOTES ........................................25
Section 7 — ELECTRICAL DATA ....................26
Section 8 — EXPLODED VIEWS AND
PARTS LISTS ..............................34
Section 9 — INSTALLATION DIAGRAM ..........51
Section 10 — WARRANTY ...............................52