background image

25

ITEM

PART NO. QTY.

DESCRIPTION

1

0C5729

1

ASSEMBLY, CRANKCASE HOUSING 
WITH SLEEVE

2

0C3008

1

SEAL, 38 I.D. CRANKSHAFT 

3

090388

8

SCREW, TAPTITE M6-1.0 X 12 BP

4

0C5372

1

ASSEMBLY, BREATHER

5

0C3005

1

GASKET, BREATHER COVER

6

0C3003

3

SEPARATOR, OIL BREATHER

7

0D8067A

1

ASSEMBLY, HEAD #1

8

071983

4

RETAINER, PISTON PIN 20

9

0D5269

1

ROCKER, COVER 

10

043790A

1

BARBED EL 90 3/8NPT X 3/8

11

0C2967

2

PISTON, LC

12

021533

2

SET, PISTON RING 90MM

13

071980

2

PIN PISTON D20

14

0D4041

1

ASSEMBLY, CAMSHAFT & GEAR 

15

0D4788

2

PLUG STD PIPE 3/8 STEEL SQ HD

16

093064

1

ASSEMBLY, OIL FILL CAP

17

0C2977

1

GASKET, CRANK CASE 

18

0C5943

1

SEAL, OIL PASSAGE 

19

0D4040E

1

ASSEMBLY, CRANKSHAFT 
HORIZONTAL DIRECT DRIVE
(GT-990)

19

0D4122E

1

ASSEMBLY, CRANKSHAFT 
HORIZONTAL DIRECT DRIVE
(GT-760)

20

0C2969

2

ASSEMBLY, CONNECTING ROD 
(GT-990)

20

0D3961

2

ASSEMBLY, CONNECTING ROD 
(GT-760)

21

0D2157

2

SCREW SHC M6-1.0 X 50 G8.8

22

0C5313

1

SCREEN, OIL PICKUP

23

0D4123

1

ASSEMBLY, OIL PUMP

24

078699E

2

SLEEVE, SEAMED DOWEL 10 DIA.

25

0C3011

2

COVER, OIL RELIEF

26

0C3009

2

SPRING, OIL RELIEF 

27

0C3010

2

BALL, 1/2D OIL RELIEF 

28

093873

2

WASHER, LOCK RIB M6

29

0C5315

1

GEROTOR, OUTER

30

0C5998

1

CLAMP, OIL TUBE

31

0D4497

1

PLUG-CRANKCASE GOVERNOR 
BORE

32

0C3971E

1

ASSEMBLY, DIPSTICK WITH 
HANDLE

33

0D3745

1

TUBE, DIPSTICK

34

0C3027

3

O-RING, OIL CLR

35

0C3007

1

SEAL, 42 I.D. CRANKSHAFT 

36

0C5731

1

ASSEMBLY, HOUSING COVER WITH
SLEEVE

ITEM

PART NO. QTY.

DESCRIPTION

37

0C3006

11

SCREW, HHFC M10-1.5 X 55

38

0C8566

8

SCREW HHFC M6-1.0 X 20

39

0C8808

2

HOOK, LIFTING

40

0C2981

1

ROCKER, COVER 

41

0C2979

2

GASKET, VALVE COVER 

42

086515

8

KEEPER, VALVE SPRING

43

0D2274

4

RETAINER, VALVE SPRING 

44

0D3867

4

SPRING, VALVE 

45

078672

2

SEAL, VALVE STEM D7

46

0C5371

4

WASHER, VALVE SPRING

47

072694

4

STUD, D20 PIVOT BALL

49

0D5313

4

ROCKER ARM

50

0D3998

4

NUT, HEX M8-1.0 GB YELLOW 
CHROME

51

0D6024

2

PLATE, PUSH ROD GUIDE

52

0C2976

12

SCREW HHFC M8-1.25 X 65

53

086516

2

VALVE, EXHAUST

54

0C2229

2

VALVE, INTAKE

55

083897

4

TAPPET, SOLID

56

0D8067B

1

ASSEMBLY, HEAD #2

57

0D9853D

4

PUSHROD 144.6

58

0C2978

2

GASKET, HEAD (GT-990)

0D9000

2

GASKET, HEAD (GT-760)

59

0D6008

1

KIT GEAR COVER

60

0D4010

1

KIT GASKET

61

0D6007

1

KIT PISTON & RINGS

62

0D4012

1

KIT BREATHER ASSEMBLY

63

0D8675A

1

KIT HEAD ASSEMBLY CYLINDER 1

64

0D8675B

1

KIT HEAD ASSEMBLY CYLINDER 2

65

0D4015

1

KIT OIL RELIEF

Section 7 — Exploded Views and Parts Lists

Commercial-Industrial-Residential Portable Generator System

GT-990 & GT-760 Engine (Page 1) – Drawing No. 0E0034

Item 59 (Kit) includes items 3, 30, 35 & Kit item 64
Item 60 (Kit) includes items 2, 5, 17, 18, 34, 35, 40, 57, 139, 153.
Item 61 (Kit) includes items 8, 11, 12, 13
Item 62 (Kit) includes items 4, 5, 6
Item 63 (Kit) includes items 7, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 

53, 54

Item 64 (Kit) includes items 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53,

54, 56

Item 65 (Kit) includes items 25, 26, 27

Summary of Contents for GUARDIAN RV ULTRA SOURCE 004451

Page 1: ...ner s Manual U UL LT TR RA A S SO OU UR RC CE E Commercial Industrial Residential Portable Generator MODELS 004451 12 500 Watt 004582 15 000 Watt Safety Assembly Operation Maintenance Troubleshooting...

Page 2: ...Adding Gasoline 11 2 7 To Start The Engine 11 2 8 Stopping The Engine 12 2 9 Automatic Idle Control 12 2 10 Cold Weather Operation De Icer 12 2 11 Low Oil Pressure Shutdown 12 2 11 1 Initial Start up...

Page 3: ...rate the equipment in an emergency CAUTION Always disconnect spark plug wire and place the wire where it cannot contact the spark plug to prevent accidental starting when setting up transporting adjus...

Page 4: ...ation Exercise care near running generators GENERAL HAZARDS For safety reasons GENERAC recommends that the installation initial start up and maintenance of this equipment is carried out by a GENERAC G...

Page 5: ...lations Adhere strictly to local state and national electrical and building codes Comply with regulations the Occupational Safety and Health Administration OSHA has established Also ensure that the ge...

Page 6: ...d use Refer to Figure 2 shown on opposite page and install the wheel kit as follows Place the generator on a hard flat surface Stand at the engine end of the unit and gently tilt the generator forward...

Page 7: ...t the BLACK battery cable to the battery Negative terminal Make sure the connection is tight Double check all connections to ensure they are in the correct location and secure See Figure 3 at right Fi...

Page 8: ...0 and or 240 Volt AC 30 Amp single phase 60 Hz electrical lighting appliance tool and motor loads 6 120 240 Volt AC 50 Amp Receptacle Supplies electrical power for the operation of 120 240 Volt AC 50...

Page 9: ...ault A GFCI receptacle does NOT protect against circuit overloads short circuits or shocks For example electric shock can still occur if a person touches charged electrical wires while standing on a n...

Page 10: ...et circuit breakers 2 2 5 12 VOLT DC 10 AMP RECEPTACLE This receptacle allows you to recharge a 12 Volt automotive or utility style storage battery with the battery charge cables provided This recepta...

Page 11: ...e time This total should not be greater than a the rated wattage amperage capacity of the generator or b circuit breaker rating of the receptacle supplying the power See Don t Overload the Generator b...

Page 12: ...Allow 3 times the listed watts for starting these devices Section 2 Operation Commercial Industrial Residential Portable Generator System 2 6 BEFORE STARTING THE GENERATOR Prior to operating the gener...

Page 13: ...asohol ethanol or methanol can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of an engine while in storage To avoid engine prob...

Page 14: ...gine speed when electrical load is connected When the load is removed the engine will run at a reduced speed With the switch Off the engine runs at the normal fast engine speed all the time Always hav...

Page 15: ...o recharge 12 Volt batteries proceed as follows Check fluid level in all battery cells If necessary add ONLY distilled water to cover separators in battery cells Do not use tap water If the battery is...

Page 16: ...l Capacity w Filter Change 1 5 Qts w o Filter Change 1 2 Qts Run Time Fuel 10 Hours 1 6 gallons per hour Consumption 1 2 Load Check Oil Level Service Air Pre Cleaner Change Oil and Oil Filter Clean Sp...

Page 17: ...AN THE GENERATOR Use a damp cloth to wipe exterior surfaces clean A soft bristle brush may be used to loosen caked on dirt oil etc A vacuum cleaner may be used to pick up loose dirt and debris Low pre...

Page 18: ...ry and remove paper filter Clean paper filter by tapping it gently on a solid surface If the filter is too dirty replace it with a new one Dispose of the old filter properly Clean air cleaner cover th...

Page 19: ...plug hole The piston should move up and down The piston is at TDC when it is up as high as it can go Loosen the rocker jam nut Use an 10mm allen wrench to turn the pivot ball stud while checking clea...

Page 20: ...from open flame Be sure engine is cool Do not smoke Start and run engine until engine stops from lack of fuel While engine is still warm drain oil from crankcase Refill with recommended grade Remove s...

Page 21: ...king 7 Put choke knob to No Choke position 8 Low oil level 8 Fill crankcase to proper level 9 Excessive rich fuel mixture 9 Contact Authorized Service Facility 10 Intake valve stuck open or closed 10...

Page 22: ...20 Section 5 Notes Commercial Industrial Residential Portable Generator System...

Page 23: ...21 Section 5 Notes Commercial Industrial Residential Portable Generator System...

Page 24: ...55 55 55A 55 55A 11 0 11 44 86 86 86 167 83 83 BLACK BATTERY 12V RED SM SC 86 13 16 16 15 15 14 14 0 0 SWITCH SCR TB1 TB2 RECTIFIER BATTERY CHARGE BATTERY CHARGE RECTIFIER 18 1 2 4 5 6 7 8 9 10 11 3...

Page 25: ...15 15 15 15 14 18 18 167 167 86 86 4 4 162 11S 44S 22 11 0 44 11 0 22 44 11 0 22 44 11 0 22 44 44 77A 77 66A 66 77 0 2 2 2 6 6 6 11S 4 0 44S RED BLK BLK 83 0 0 0 0 0 229 15B 15 15 15 0 17 17 4 SCR STA...

Page 26: ...9 4 0 3 9 3 8 1 6 8 1 2 1 1 9 1 3 2 3 2 8 1 9 2 0 2 2 2 1 2 4 2 9 3 5 3 3 3 6 3 7 2 6 2 7 3 3 4 3 2 2 5 3 3 1 3 0 3 1 4 1 0 4 1 4 7 5 0 Section 7 Exploded Views and Parts Lists Commercial Industrial R...

Page 27: ...5 0C3007 1 SEAL 42 I D CRANKSHAFT 36 0C5731 1 ASSEMBLY HOUSING COVER WITH SLEEVE ITEM PART NO QTY DESCRIPTION 37 0C3006 11 SCREW HHFC M10 1 5 X 55 38 0C8566 8 SCREW HHFC M6 1 0 X 20 39 0C8808 2 HOOK L...

Page 28: ...8 88 100 108 108 109 107 128 126 130 137 129 108 131 134 132 133 127 135 138 141 139 140 143 142 143 145 144 147 146 147 153 37 150 151 152 106 92 96 89 93 71 149 DETAIL A 87 DETAIL A 155 101 154 155...

Page 29: ...GROUND WIRE 113 022097 4 WASHER LOCK M6 1 4 114 092079 4 SCREW TAPTITE M6 1 0 X 25 BP 115 0C3052 2 ASSEMBLY IGNITION COIL 116 0C4147 1 PUMP IMPULSE 117 022264 2 WASHER LOCK M4 ITEM PART NO QTY DESCRI...

Page 30: ...10 19 32 28 31 32 17 32 31 33 29 28 13 28 18 10 7 29 11 23 24 6 5 8 14 34 30 35 22 20 31 30 37 39 38 41 40 40 41 39 42 43 44 45 28 Section 7 Exploded Views and Parts Lists Commercial Industrial Resid...

Page 31: ...X 9 16 ITEM PART NO QTY DESCRIPTION 23 0A2038 1 WASHER FLAT 3 8 ZINC 24 022237 5 WASHER LOCK 3 8 25 022511 4 SCREW HHC 3 8 16 X 1 1 4 G5 26 022131 4 WASHER FLAT 3 8 M10 ZINC 27 039288 4 SCREW HHC M8...

Page 32: ...19 19 20 20 47 48 47 48 28 28 41 41 33 33 42 42 7 7 31 31 30 30 32 32 9 9 8 8 49 49 36 36 37 37 34 34 35 35 29 29 27 27 17 17 18 18 18 18 22 22 17 17 26 26 25 25 51 51 9 9 8 8 23 23 4 4 21 21 4 4 50 5...

Page 33: ...8 1 WASHER STEP NYLON 20 ITEM PART NO QTY DESCRIPTION 32 022158 1 NUT HEX 10 32 33 023897 1 WASHER FLAT 10 34 057405 1 RESISTOR 25R 5 25W 35 022473 1 WASHER FLAT 1 4 36 022097 1 WASHER LOCK M6 1 4 37...

Page 34: ...3 4 11 12 13 33 35 7 7 6 36 34 23 39 38 41 40 39 17 2 44 43 45 46 25 17 6 7 47 48 49 50 52 7 6 36 Detail of Battery Tray POWER WIRE TO ENGINE Section 7 Exploded Views and Parts Lists Commercial Indust...

Page 35: ...M6 1 0 X 12 26 064101 6 NUT LOCK FL 3 8 16 27 039214 6 BOLT CARR 3 8 16 X 1 ITEM PART NO QTY DESCRIPTION 28 0D9165 1 AXLE 3 4 DIA X 30 29 045900 2 WASHER FLAT 3 4 30 0D7668 2 12 3 PNEUM WHEEL 3 4 AXL...

Page 36: ...or all warranty coverage or responsibility if your engine or a part component thereof has failed due to abuse neglect improper maintenance or unapproved modifications or the use of counterfeit and ox...

Page 37: ...emissions related part repaired or replaced under the ECS warranty shall be warranted for the remainder of the ECS Warranty Period prior to the first scheduled replacement point for such emissions rel...

Page 38: ...not limited to normal wear and tear accident misuse abuse negligence or improper use As with all mechanical devices the Generac engines need periodic part s service and replacement to perform well Thi...

Page 39: ...Part No 0E0226 06 01 02 Printed in U S A...

Reviews: