Generac Power Systems 04758-2, 04759-2, 04760-2 Exploded Views and Parts Lists, Description

Page 41
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Section 7 — Exploded Views and Parts Lists

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

GT-990/760 Engine – Drawing No. 0E8774-J Part 2

ITEM

PART NO.

QTY.

DESCRIPTION

 

ITEM

PART NO.

QTY.

DESCRIPTION

74

0C5136A

2

KNOB, AIR CLEANER

110

0F1169A

1

HOUSING, BLOWER NG COOLER

75

0C3024

1

COVER, AIRBOX NG/LP

111

0D1131

1

GUARD, FAN

76

0C3040

1

PRE-CLEANER,

112

045756

25

SCREW TAPTITE M6-1X10 YELLOW

77

0C8127

1

ELEMENT, AIR CLEANER

 

 

 

 

CHROME

78

0D8564A

1

ASSEMBLY, MIXER/AIRBOX 990

113

0C9763

4

NUT, GROMMET 1/4 PLUG

 

0D8564B

1

ASSEMBLY, MIXER/AIRBOX 760

114

0C3036A

1

HOSE, BREATHER

79

0D2595

4

SCREW SHOULDER (8MM) M6-1.0 X 18

115

022145

1

WASHER FLAT 5/16-M8 ZINC

80

0D4417

4

WASHER,RUBBER 1/4" X 1/8" THICK

116

022129

1

WASHER LOCK M8-5/16

81

0C3025

1

SWITCH, OIL PRESS

117

0C3018

1

WRAPPER, UPPER CYLINDER 1

82

0D3083

1

ASSEMBLY, OIL DRAIN HOSE

118

0C3019

1

WRAPPER, LOWER CYLINDER 1

83

0C7292

1

NIPPLE, 3/4"-16 UNF

119

0D1142A

1

WRAPPER, LOWER CYLINDER 2

84

070185B

1

OIL FILTER

120

0D1143

1

WRAPPER, UPPER CYLINDER 2

85

075281

1

SWITCH, THERMAL 284F

121

0E6043

2

SCREW TAPTITE M5-0.8 X 8 ZP

86

0F2094

2

SCREW M3-0.5 X 6 SEMS

122

0F1177

1

ASSEMBLY, GROUND WIRE

88

035461A

2

BARBED STR 1/4NPT X 3/8 WITH VIBRA

123

0F1338B

1

ASSY, IGN COIL W/DIODE NO ADV

 

 

 

SEAL

124

022097

4

WASHER LOCK M6-1/4

89

0C7649

4

CLAMP HOSE .38-.87

125

092079

4

SCREW TAPTITE M6-1.0 X 25 BP

90

0C9806

2

HOSE, 3/8" I.D. X 6" LONG

126

0E4271

1

STARTER

91

0C3026

1

COOLER, OIL

127

0D4529

2

SPARKPLUG

92

0C9764

4

PLASTITE,1/4-15 X 3/4

128

022129

2

WASHER LOCK M8-5/16

93

0C3043

2

GASKET, MANIFOLD / PORT

129

061906

2

SCREW HHC M8-1.25 X 85 G8.8

94

0C7694

1

MANIFOLD CYLINDER 2

130

082774

1

KEY, WOODRFF 4 X 19D

95

0C7693

1

MANIFOLD CYLINDER 1

131

0E5343

1

NUT HEX LOCK M10-1.50

96

0C3041A

2

SLEEVE, RUBBER

132

0C8468

1

SPRING, ANTI-LASH

97

070008

4

WASHER FLAT M8 SS

133

0C3048

1

ROD, GOVERNOR CONTROL

98

070006

4

WASHER LOCK M8 SSTL

134

0D3754

1

ASSEMBLY, GOVERNOR LEVER

99

040976

4

SCREW SHC M8-1.25 X 20 G12.9

135

0D3742

1

SPRING, GOVERNOR

100

0F1170A

1

PLATE, BACKING WITH OIL COOLER

136

0C8482

1

ASSEMBLY, GOVERNOR ADJUSTER

101

0E4997

1

GROUND WIRE CONNECTOR

137

0E0486

1

SCREW SHC M10-1.5 X 75 G10.9

102

0C3725B

1

FLYWHEEL ASSEMBLY

138

0D3743

1

SPRING, GOVERNOR IDLE

103

0C3031

1

FAN, NYLON

139

0D3705

1

ASSEMBLY, GOVERNOR ADJUSTER

104

0C3032

1

PLATE, FAN

 

 

 

 

BRACKET

105

0A5992

2

WASHER SHAKEPROOF INT M8 SS

140

0C2993

1

SEAL, GOVERNOR SHAFT

106

051754

2

SCREW HHC M8-1.25 X 12 G8.8

142

0F5467

1

NUT HEX M8-1.25 YELLOW ZINC

107

0C3033

1

WASHER, 25mm I.D.

143

0D6147

7

SCREW HHFC M6-1.0 X 10mm

108

0C3034

1

NUT,HEX M24

144

0E8152

1

O-RING 0.49" I.D. X 0.07" THICK

109

0C8549A

1

SNORKEL, AIR INTAKE

145

0F1338A

1

ASSY, IGN COIL W/DIODE NO ADV

Generac® Power Systems, Inc. 39

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Contents 04760-2 13 kW NG, 15 kW LP Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LPThis manual should remain with the unit Installation and Owner’s Manual‹ OPERATION AND MAINTENANCE ‹ CONTENTS‹ HOW TO OBTAIN SERVICE INTRODUCTIONIntroduction Despite the safe design of this generator GENERAL HAZARDSParts of the generator are rotating and/or hot during operation. Exercise care near running generatorsFIRE HAZARDS ELECTRICAL HAZARDSEXPLOSION HAZARDS ‹ STANDARDS INDEX1.2 PROTECTION SYSTEMS 1.1 UNPACKING/INSPECTION1.3 SYSTEM SET LED DANGERFigure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine 1.4 THE GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine ‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.8 RECONFIGURING THE FUEL SYSTEM1.7 FUEL CONSUMPTION DANGER1.8.2 12KW AND 15KW, 990CC ENGINES 1.9 LOCATION1.9.1 GENERATOR Figure 1.4 - Demand Regulator1.11 THE BATTERY 1.10 BATTERY INSTALLATION1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOADFigure 2.1 - Dual Fuel Regulators 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator Figure 2.4 - V-twin Engine Governor Adjustment 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.5 - V-twin Full Load Speed Adjust Screw3.1 BREAK-IN PROCEDURE 2.8 VOLTAGE REGULATOR ADJUSTMENT3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE Figure 2.6 - Voltage Adjustment Potentiometer3.5 MANUAL TRANSFER OPERATION 3.3 AUTOMATIC TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.2 - Manual Transfer Switch Operation4.2 CHECKING THE ENGINE OIL LEVEL Figure 3.3 - Low Oil Pressure and High Temperature Switches4.1 FUSE ‹ 3.7.3 OVERCRANK‹ 4.3.2 OIL CHANGE PROCEDURE 4.5 CHANGING THE ENGINE AIR CLEANER4.3 CHANGING THE ENGINE OIL 4.4 CHANGING THE OIL FILTERFigure 4.6 - 7 kW, Engine Air Cleaner Location 4.7 BATTERY MAINTENANCEFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug Gap4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment ‹ 4.12.2 RETURN TO SERVICE 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.1 REMOVAL FROM SERVICE 4.10 ATTENTION AFTER SUBMERSION4.13 SERVICE SCHEDULE PROBLEM 5.1 TROUBLESHOOTING GUIDECAUSE CORRECTIONSection 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONNECTION CONTROL PANEL BOXCUSTOMER 26 Generac Power Systems, Inc Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-BSection 6 - Electrical Data Section 6 - Electrical Data 28 Generac Power Systems, IncSection 6 - Electrical Data 224A 30 Generac Power Systems, Inc225A Electrical Schematic - 7 kW - Drawing No. 0D9014-C 32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION 34 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 35, 36, 40 36 Generac Power Systems, Inc27, 28 DESCRIPTION PART NO. QTY38 Generac Power Systems, Inc DESCRIPTION 14 20 40 Generac Power Systems, Inc1.25 FT 1.8 FT42 Generac Power Systems, Inc 1.33 FT 2.6 FT3 FT 44 Generac Power Systems, Inc DESCRIPTION 46 Generac Power Systems, Inc DESCRIPTION 48 Generac Power Systems, Inc DESCRIPTION ALL DIMENSIONS IN MILLIMETERS INCHES 50 Generac Power Systems, IncSection 8 - Mounting Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-BSection 9 - Notes MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE YOUR WARRANTY RIGHTS AND OBLIGATIONSPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYPREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANWARRANTY SCHEDULE THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING
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