Generac Power Systems 005040-0, 005040-1, 005053-0, 005053-1, 005054-0, 005054-1 Introduction

Table of Contents

Guardian Liquid-cooled 25 kW Generator

INTRODUCTION ................................................IFC Section 3 — OPERATION 12

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	5
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	8
1.14	Coolant Recommendations	8
1.15	Before Installation	8

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

4.1Maintenance 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

4.6Overload Protection for Engine DC

Electrical System	18
4.7 Checking Fluid Levels	18

4.8Maintenance Owner/Operator

	Can Perform	18
4.9	Miscellaneous Maintenance	20
4.10	Scheduled Maintenance	21

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	10
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	12

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

Generac® Power Systems, Inc. 1