Guardian Technologies 004270-2 Part I - Owner’s Manual, Part II - Installation Instructions

Table of Contents

QUIETPACT™ 75D Recreational Vehicle Generator

Part I – Owner’s Manual

Introduction	Inside Front Cover
Read This Manual Thoroughly		IFC
Contents		IFC
Operation and Maintenance		IFC
How to Obtain Service		IFC
Authorized Service Dealer Locator Number		....................IFC

Safety Rules		......................................................................	2
Section 1 – General Information			4
1.1	Generator Identification		4
1.2	Generator Applicability		5
1.3	Safety		5
1.4	Generator AC Connection System		5
1.5	Specifications		5
	1.5.1	Fuel Requirements	5
	1.5.2	Fuel Consumption	6
	1.5.3	Engine Oil Requirements	6
	1.5.4	Coolant	6
	1.5.5	Engine	6
	1.5.6	Generator	6

Section 2 – Operation			7
2.1	Generator Control Panel		7
	2.1.1	Hourmeter	7
	2.1.2	Start/Stop Switch	7
	2.1.3	Fuse	7
	2.1.4	Line Breaker	7
	2.1.5	Preheat Switch	7
2.2	Optional Remote Start/Stop		7
2.3	Before Starting the Engine		7
	2.3.1	Installation	7
	2.3.2	Engine Lubrication	8
	2.3.3	Fuel Supply	8
	2.3.4	Coolant Level	8
	2.3.5	Cooling and Ventilating Air	8
	2.3.6	Engine Exhaust Gas	8
2.4	Starting the Generator		8
2.5	Stopping the Generator		9
2.6	Applying Loads to Generator		9
	2.6.1 Letting the Engine Stabilize		9
	2.6.2 Do Not Overload the Generator		9
2.7	Protection Systems		9
	2.7.1 Low Oil Pressure Switch		9
	2.7.2 High Coolant Temperature Switch		9
	2.7.3	Overspeed Shutdown	10
	2.7.4	Overvoltage Protection	10
2.8	Additional Information		10
	2.8.1	25-Hour Break-in Period	10
	2.8.2	25-Hour Check-up	10
	2.8.3 Attention Required After Submersion		10
	2.8.4 Operation in High Grass or Brush		11
	2.8.5 Effects of Moisture and Dirt		11

Section 3 – Maintenance			11
3.1	Checking the Engine Oil Level		11
3.2	Changing the Engine Oil and/or Oil Filter		11
3.3	Servicing the Engine Air Filter		12
3.4	Spark Arrestor Muffler		12
3.5	Cleaning the Generator		13
3.6	Battery Maintenance		13
3.7	Cooling System		14
3.8	Engine Coolant		14
3.9	Major Service Manual		14
3.10	Drive Belt		14
3.11	Exercising the Generator		14
3.12	Out-of-Service Procedure		15
	3.12.1	Removal From Service	15
	3.12.2	Return to Service	15
3.13	Service Schedule		16

Part II – Installation Instructions

Safety Rules			18
Section 1 – General Information			20
1.1	Purpose and Scope of the Manual		20
1.2	Safety	......................................................................	20
1.3	Standards Booklets		20
1.4	Equipment Description		20
1.5	Generator Engine Operating Speed		20
1.6	Generator AC Connection System		20
Section 2 – Installation			22
2.1	Location and Support		22
	2.1.1	Generator Location	22
	2.1.2	Generator Support	22
	2.1.3	Suspended Mounting	22
	2.1.4	Generator Restraint	23
2.2	Generator Compartments		23
	2.2.1	Compartment Construction	23
	2.2.2	Sound Insulating Materials	24
	2.2.3	Acoustics	24
	2.2.4	Compartment Floor Cutouts	25
2.3	Cooling and Ventilating Air		26
	2.3.1	Generator Airflow	26
	2.3.2 Cooling Air Inlet Openings		26
	2.3.3	Compensating for Restrictions	27
	2.3.4	Testing the Installation	27
2.4	Diesel Fuel System		27
	2.4.1	Fuel Tank	28
	2.4.2 Generator Fuel Supply Lines		28
	2.4.3 Generator Fuel Return Lines		28
2.5	Exhaust System		29
	2.5.1 Muffler and Spark Arrestor		29
	2.5.2	Exhaust System Safety	29
2.6	Electrical Connections		30
	2.6.1	Electrical Junction Box	30
	2.6.2	Wiring	30
	2.6.3	Generator AC Connections	30
	2.6.4	Conduit	32
	2.6.5	Power Supply Cord	32
	2.6.6 Ground Fault Circuit Interrupters		32
	2.6.7 Isolating Different Power Sources		32
2.7	Battery Installation		33
	2.7.1	Recommended Battery	33
	2.7.2	Battery Cables	33
	2.7.3	Battery Cable Connections	33
	2.7.4	Battery Compartment	34
2.8	Optional Accessories		34
	2.8.1	Remote Start/Stop Connections	34
Section 3 – Post-installation Startup			35
		Checks
3.1	Post Installation Tests		35
3.2	Before Initial Startup		35
3.3	Initial Start		35
3.4	Testing Under Load		35
3.5	Installation Checklist		36
Appendix 1 – Troubleshooting			37
Appendix 2 - Notes			38
Appendix 3 – Electrical Data			40
Appendix 4 – Exploded Views and Parts Lists			44
Appendix 5 – Notes			63
Appendix 6 – Warranty			64

Generac® Power Systems, Inc. 1