Manuals / Guardian Technologies / Lawn and Garden / Portable Generator

Guardian Technologies 04759-2, 04760-2, 04758-2 Specifications, ‹ 1.5.1 GENERATOR, ‹ 1.5.2 ENGINE

Models: 04759-2 04758-2 04760-2

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Section 1 — General Information

Air-cooled 7 kW, 12 kW and 15 kW Generators

1.5SPECIFICATIONS

1.5.1 GENERATOR

		Model 04758		Model 04759		Model 04760
Rated Max. Continuous Power
	Capacity (Watts*)	6,000 NG/7,000 LP		12,000 NG/12,000 LP		13,000 NG/15,000 LP
Rated Voltage		120/240		120/240		120/240
Rated Max. Continuous Load
	Current (Amps)
	120 Volts +	50.0 NG/58.3 LP		100.0 NG/100.0 LP		108.3 NG/125.0 LP
	240 Volts	25.0 NG/29.2 LP		50.0 NG/50.0 LP		54.2 NG/62.5 LP
Main Line Circuit Breaker		30 Amp		50 Amp		65 Amp
Phase		1		1		1
Number of Rotor Poles		2		2		2
Rated AC Frequency		60 Hz		60 Hz		60 Hz
Power Factor		1		1		1
Recommended Air Filter		Part # 0C8127		Part # 0C8127		Part # 0C8127
Battery Requirement		Group 26/26R		Group 26/26R		Group 26/26R
		12 Volts and		12 Volts and		12 Volts and
		350 Cold-cranking		525 Cold-cranking		525 Cold-cranking
		Amperes Minimum		Amperes Minimum		Amperes Minimum
Weight		375 Pounds		470 Pounds		487 Pounds
Output Sound Level @ 23 ft (7m)
	at full load	68 db (A)		70.5db (A)		71.5 db (A)
Normal Operating Range			-20°F (-28.8°C) to 104°F (40°C)

*Maximum wattage and current are subject to and limited by such factors as fuel Btu content, ambient temperature, altitude, engine power and condition, etc. Maximum power decreases about 3.5 percent for each 1,000 feet above sea level; and also will decrease about 1 percent for each 6° C (10° F) above 16° C (60° F).

+ Total current in TWO separate curcuits. Current in each curcuit must not exceed the value stated for 240V.

1.5.2 ENGINE

	Model 04758	Model 04759	Model 04760
Type of Engine	GH-410	GT-990	GT-990
Number of Cylinders	1	2	2
Rated Horsepower	14.5 @ 3,600 rpm	30 @ 3,600 rpm	30 @ 3,600 rpm
Displacement	410cc	992cc	992cc
Cylinder Block	Aluminum w/Cast	Aluminum w/Cast	Aluminum w/Cast
	Iron Sleeve	Iron Sleeve	Iron Sleeve
Valve Arrangement	Overhead Valves	Overhead Valves	Overhead Valves
Ignition System	Solid-state w/Magneto	Solid-state w/Magneto	Solid-state w/Magneto
Recommended Spark Plug	RC14YC	RC12YC	RC12YC
Spark Plug Gap	0.76 mm (0.030 inch)	0.508 mm (0.020 inch)	0.508 mm (0.020 inch)
Compression Ratio	8.6:1	9.5:1	9.5:1
Starter	12 Vdc	12 Vdc	12Vdc
Oil Capacity Including Filter	Approx. 1.5 Qts	Approx. 1.7 Qts	Approx. 1.7 Qts
Recommended Oil Filter	Part # 070185B	Part # 070185B	Part # 070185B
Recommended Air Filter	Part # 0C8127	Part # 0C8127	Part # 0C8127
Operating RPM	3,600	3,600	3,600

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Guardian Technologies 04759-2, 04760-2, 04758-2 Specifications, ‹ 1.5.1 GENERATOR, ‹ 1.5.2 ENGINE, General Information

Contents

Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP 04760-2 13 kW NG, 15 kW LPThis manual should remain with the unit Installation and Owner’s Manual‹ CONTENTS ‹ OPERATION AND MAINTENANCE‹ HOW TO OBTAIN SERVICE INTRODUCTIONSection 2 - Post Installation Start-up and AdjustmentsSection 4 - Maintenance Section 5 - Troubleshooting GENERAL HAZARDS  IMPORTANT SAFETY INSTRUCTIONS WARNING  DANGER ELECTRICAL HAZARDS   FIRE HAZARDS  EXPLOSION HAZARDS  ‹ STANDARDS INDEX1.1 UNPACKING/INSPECTION 1.2 PROTECTION SYSTEMS1.3 SYSTEM SET LED DANGER1.4 THE GENERATOR Figure 1.1 - 7 kW, Single Cylinder GH-410 EngineFigure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine Section 1 - General Information1.5 SPECIFICATIONS ‹ 1.5.1 GENERATOR‹ 1.5.2 ENGINE Section 1 - General Information1.8 RECONFIGURING THE FUEL SYSTEM 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS1.7 FUEL CONSUMPTION DANGER1.9 LOCATION ‹ 1.8.2 12KW AND 15KW, 990CC ENGINES‹ 1.9.1 GENERATOR Figure 1.4 - Demand Regulator1.10 BATTERY INSTALLATION 1.11 THE BATTERY‹ 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections2.2 CHECK TRANSFER SWITCH OPERATION 2.1 BEFORE INITIAL START-UP2.3 ELECTRICAL CHECKS Section 2 - Post Installation Start-up and Adjustments2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATIONSection 2 - Post Installation Start-up and Adjustments DANGER2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY Figure 2.2 - Placement of RegulatorFigure 2.1 - Dual Fuel Regulators Section 2 - Post Installation Start-up and Adjustments2.7 ENGINE GOVERNOR ADJUSTMENT Figure 2.3 - Single Cylinder Engine Governor AdjustmentFigure 2.4 - V-twin Engine Governor Adjustment Figure 2.5 - V-twin Full Load Speed Adjust Screw2.8 VOLTAGE REGULATOR ADJUSTMENT 3.1 BREAK-IN PROCEDUREFigure 2.6 - Voltage Adjustment Potentiometer ‹ 3.2.1 “AUTO” POSITION3.3 AUTOMATIC TRANSFER OPERATION 3.4 SEQUENCE OF AUTOMATIC OPERATION3.5 MANUAL TRANSFER OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE3.6 SETTING THE EXERCISE TIMER ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH Figure 3.2 - Manual Transfer Switch Operation‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.3 - Low Oil Pressure and High Temperature Switches4.1 FUSE 4.2 CHECKING THE ENGINE OIL LEVEL4.5 CHANGING THE ENGINE AIR CLEANER ‹ 4.3.2 OIL CHANGE PROCEDURE4.3 CHANGING THE ENGINE OIL 4.4 CHANGING THE OIL FILTER4.7 BATTERY MAINTENANCE Figure 4.6 - 7 kW, Engine Air Cleaner LocationFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug Gap4.8 ADJUSTING VALVE CLEARANCE Figure 4.10 - Valve Clearance Adjustment4.9 COOLING SYSTEM Section 4 - Maintenance4.12 OUT OF SERVICE PROCEDURE ‹ 4.12.1 REMOVAL FROM SERVICE‹ 4.12.2 RETURN TO SERVICE 4.10 ATTENTION AFTER SUBMERSION4.13 SERVICE SCHEDULE ATTENTION It is recommended that all service workSection 4 - Maintenance be performed by the nearest Authorized Dealer5.1 TROUBLESHOOTING GUIDE ProblemCause CorrectionENGINE WIRING Section 6 - Electrical DataSection 6 - Electrical Data CONTROL PANEL BOXCUSTOMER CONNECTIONAir-cooled 7 kW, 12 kW and 15 kW Generators Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-BSection 6 - Electrical Data Section 6 - Electrical Data ENGINE WIRING Section 6 - Electrical DataCUSTOMER Section 6 - Electrical DataCONTROL PANEL BOX 224A Section 6 - Electrical Data225A Air-cooled 7 kW, 12 kW and 15 kW Generators Electrical Schematic - 7 kW - Drawing No. 0D9014-CSection 6 - Electrical Data Section 7 - Exploded Views and Parts Lists PRE PACKAGED UNITS ONLYSection 7 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTIONPART NO. QTY. DESCRIPTION CLOTH, HARDWARE 266.7mm x 146mm 7KWSection 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists PART NO. QTYDESCRIPTION PART NO. QTYViews and Parts Lists 66 2, 5, 19, 20, 39, 40, 47, 64, 93 67 8, 11, 12 68 4, 569 16A, 16B, 17 72 27, 28 73 3, 32, 33, 34, 35, 36, 40Section 7 - Exploded Views and Parts Lists ASSEMBLY, CRANKCASE HOUSING WITHASSEMBLY, CRANKSHAFT HORIZONTAL ITEM PART NO. QTY. DESCRIPTIONSection 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTIONPART NO. QTY. DESCRIPTION ASSY, IGNITION COIL GV-990 CYLINDER7 kW Generator - Drawing No. 0D3504-E Section 7 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Exploded Views and Parts Lists DESCRIPTION1.8 FT 1.25 FTSection 7 - Exploded Views and Parts Lists Air-cooled 7 kW, 12 kW and 15 kW Generators12 kW and 15 kW Generator - Drawing No. 0D3417-L 32 31Section 7 - Exploded Views and Parts Lists DESCRIPTION2.6 FT 3 FTSection 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists DESCRIPTIONALL DIMENSIONS IN MILLIMETERS INCHES Section 8 - MountingDrawing No Air-cooledSection 9 - Notes Air-cooled 7 kW, 12 kW and 15 kW GeneratorsYOUR WARRANTY RIGHTS AND OBLIGATIONS MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGEPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTSection 10 - Warranty EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIAN WARRANTY SCHEDULETHIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS