Generac 004090-2 - Manual (Page 3)

Table of Contents
Guardian Liquid-cooled 10 kW, 15 kW, 20 kW and 25 kW Generators
Generac ® Power Systems, Inc. 1
INTRODUCTION ............................................................IFC
SAFETY RULES ........................................................................2
Section 1
GENERAL INFORMATION ........................................................4
Generator ....................................................................................4
Automatic System Operation ......................................................4
Generator AC Connection Systems ............................................4
Main Circuit Breaker....................................................................5
Generator Fuel System ..............................................................5
Engine Protective Devices ..........................................................5
Generator Specifications ............................................................6
Unpacking....................................................................................7
Lifting the Generator ..................................................................7
Engine Specifications ..................................................................7
Fuel Consumption ......................................................................7
Lifting the Generator ..................................................................7
Torque Specifications ..................................................................8
Engine Oil Recommendations ....................................................8
Coolant Recommendations ........................................................8
Before Installation........................................................................8
Section 2
STANDBY GENERATOR INSTALLATION ................................9
Basic Standby Electric System..............................................................9
Emergency Circuit Isolation Method....................................................10
Total Circuit Isolation Method ..............................................................10
Grounding the Generator ....................................................................10
Generator AC Neutral Connections ....................................................10
Transfer Switch Start Signal Connections ..........................................10
Battery Installation ..............................................................................10
Preparation Before Start-Up ................................................................11
Section 3
OPERATION ............................................................................12
Using a Standard “GTS” Transfer Switch ..................................12
Control Console Components ..................................................13
Manual Transfer and Startup ....................................................13
Retransfer and Shutdown..........................................................14
Automatic Operation..................................................................14
Weekly Exercise Cycle..............................................................14
Engine Heater ..........................................................................14
Section 4
MAINTENANCE........................................................................15
Maintenance Performed by
Authorized Service Facilities ....................................................15
Overload Protection for Engine DC Electrical System ..............15
Checking Fluid Levels ..............................................................15
Maintenance Owner/Operator Can Perform..............................16
Miscellaneous Maintenance ......................................................17
Section 5
TROUBLESHOOTING ..............................................................18
Section 6
SCHEDULED MAINTENANCE ................................................19
Section 7
WIRING DIAGRAMS AND SCHEMATICS..........................22-27
Section 8
EXPLODED VIEWS AND PARTS LISTS ............................28-45
Section 9
INSTALLATION DRAWINGS ..............................................46-47
Section 10
WARRANTY .......................................................48- Back Cover
Figure 1- Water Cooled Emergency Power System