Generac 75 - Manual

Generac 75

Generac 75 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

1 Page 1
2 Page 2
3 Page 3
4 Page 4
5 Page 5
6 Page 6
7 Page 7
8 Page 8
9 Page 9
10 Page 10
11 Page 11
12 Page 12
13 Page 13
14 Page 14
15 Page 15
16 Page 16
17 Page 17
18 Page 18
19 Page 19
20 Page 20
21 Page 21
22 Page 22
23 Page 23
24 Page 24
25 Page 25
26 Page 26
27 Page 27
28 Page 28
29 Page 29
30 Page 30
31 Page 31
32 Page 32
33 Page 33
34 Page 34
35 Page 35
36 Page 36
37 Page 37
38 Page 38
39 Page 39
40 Page 40
41 Page 41
42 Page 42
43 Page 43
44 Page 44
45 Page 45
46 Page 46
47 Page 47
48 Page 48
49 Page 49
50 Page 50
51 Page 51
52 Page 52
53 Page 53
54 Page 54
55 Page 55
56 Page 56
57 Page 57
58 Page 58
59 Page 59
60 Page 60
61 Page 61
62 Page 62
63 Page 63
64 Page 64
65 Page 65
66 Page 66
67 Page 67
68 Page 68
69 Page 69
70 Page 70
71 Page 71
72 Page 72
73 Page 73
74 Page 74
75 Page 75
76 Page 76
77 Page 77
78 Page 78
79 Page 79
80 Page 80
81 Page 81
82 Page 82
83 Page 83
84 Page 84
85 Page 85
86 Page 86
87 Page 87
88 Page 88
89 Page 89
90 Page 90
91 Page 91
92 Page 92
Page: / 92

Table of Contents:

  • Page 5 – the stronger the magnetic field around the conductor.; ELECTROMAGNETIC INDUCTION; Figure 1-3. – A Simple Revolving Field Generator
  • Page 6 – A SIMPLE AC GENERATOR; The 2-pole ROTOR must be turned at 3600 rpm to produce an; Figure 1-5. – Alternating Current Sine Wave; A MORE SOPHISTICATED AC GENERATOR; Figure 1-6. – A More Sophisticated Generator
  • Page 7 – Figure 1-7. – Generator Operating Diagram
  • Page 9 – Figure 1-8. – Connection for 120 Volts Only
  • Page 12 – tion winding AC output to the regulator.; CRANKCASE BREATHER
  • Page 13 – CONTROL PANEL COMPONENT IDENTIFICATION
  • Page 15 – STATOR INSULATION RESISTANCE
  • Page 16 – TESTING ROTOR INSULATION; Disconnect wires from the Rotor brushes or remove the brush; THE MEGOHMMETER
  • Page 18 – An open condition in any Stator or Rotor winding.
  • Page 19 – ELECTRICAL UNITS; OHMS
  • Page 26 – ENGINE CONTROLLER CIRCUIT BOARD; Wire 14 connects to Terminal J2. During cranking and running,; Figure 5-3. – Engine Controller Circuit Board; BATTERY
  • Page 27 – FUEL PRIMER SWITCH; Wire No. 17 from the Engine Controller circuit board. This Is
  • Page 28 – STARTER CONTACTOR RELAY
  • Page 29 – INTRODUCTION
  • Page 41 – Figure 7-2. – Excitation “DPE” Circuit Breaker; AMP DRAW
  • Page 42 – TEST 5- WIRE CONTINUITY
  • Page 44 – EXCITATION “DPE” WINDING RESISTANCE; WINDINGS; AC POWER WINDING RESISTANCE
  • Page 45 – TEST 9- CHECK BRUSH LEADS
  • Page 46 – a. If slip rings appear dull or tarnished they may be; TEST 11- CHECK ROTOR ASSEMBLY; Set a VOM to its “Rx1” scale and zero the meter.; ROTOR RESISTANCE; Set the VOM to its “Rx1 K” or “Rx10,000” scale and zero the; TEST 12 - CHECK MAIN CIRCUIT BREAKER
  • Page 48 – BATTERY CHARGE WINDING RESISTANCE
  • Page 49 – Figure 7-12. – Harness End of Connector 2
  • Page 50 – TEST 20- CHECK FUEL PUMP
  • Page 54 – TEST 26A - CHECK STARTER CONTACTOR; STEP 1 TEST POINT; TEST 27 - CHECK STARTER MOTOR
  • Page 55 – Figure 7-22. – Check Pinion Gear Operation
  • Page 56 – Figure 7-26. – Testing Starter Motor Performance; TEST 28- CHECK FUEL SUPPLY
  • Page 58 – TEST 29 - CHECK WIRE 14 POWER SUPPLY
  • Page 61 – TEST 33 - CHECK SPARK PLUGS; Figure 7-35 – Setting Spark Plug Gap; Clean and regap or replace sparks plug as necessary.; TEST 34 - CHECK AND ADJUST IGNITION; Disconnect the J1 connector from the Engine Control Board.
  • Page 63 – Figure 7-40. – Engine Ground Harness Test Points; TEST 35 - CHECK VALVE ADJUSTMENT; Figure 7-41 – Adjusting Valve Clearance
  • Page 64 – Figure 7-42 – Tightening the Jam Nut; TEST 36 - CHECK CARBURETION
  • Page 65 – Figure 7-44. – Exploded View of Choke Assembly
  • Page 66 – DOWN TEST / COMPRESSION TEST
  • Page 68 – Figure 7-48. – Testing Oil Temperature Switch; TEST 41 - TEST CHOKE HEATER
  • Page 70 – MAJOR DISASSEMBLY
  • Page 73 – OT
  • Page 86 – Major Features and Dimensions – Drawing No. 0E1058-C
  • Page 88 – TORQUE SPECIFICATIONS; LONG BLOCK TORQUE REQUIREMENTS; ENGINE SPEEDS AND VOLTAGE SPECIFICATIONS
  • Page 90 – Electrical Schematic and Wiring Diagram – Drawing No. 0E1057-D
Loading the manual

Diagnostic
Repair Manual

Diagnostic
Repair Manual

For more information

www.guardiangenerators.com

QUIETPACT

®

55/65/75

Model 4702, 4703, 4707, 4705, 4706, 4707

RECREATIONAL VEHICLE GENERATOR

"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.

Summary

Page 5 - the stronger the magnetic field around the conductor.; ELECTROMAGNETIC INDUCTION; Figure 1-3. – A Simple Revolving Field Generator

S Se ec cttiio on n 1 1 G GE EN NE ER RA AT TO OR R F FU UN ND DA AM ME EN NT TA AL LS S MAGNETISM Magnetism can be used to produce electricity andelectricity can be used to produce magnetism.Much about magnetism cannot be explained by ourpresent knowledge. However, there are certain pat-terns of be...

Page 6 - A SIMPLE AC GENERATOR; The 2-pole ROTOR must be turned at 3600 rpm to produce an; Figure 1-5. – Alternating Current Sine Wave; A MORE SOPHISTICATED AC GENERATOR; Figure 1-6. – A More Sophisticated Generator

S Se ec cttiio on n 1 1 G GE EN NE ER RA AT TO OR R F FU UN ND DA AM ME EN NT TA AL LS S A SIMPLE AC GENERATOR Figure 1-4 shows a very simple AC Generator. Thegenerator consists of a rotating magnetic field calleda ROTOR and a stationary coil of wire called a STA-TOR. The ROTOR is a permanent magnet...

Page 7 - Figure 1-7. – Generator Operating Diagram

S Se ec cttiio on n 1 1 G GE EN NE ER RA AT TO OR R F FU UN ND DA AM ME EN NT TA AL LS S NOTE: AC output frequency at 3720 rpm will beabout 62 Hertz. The “No-Load” is set slightly highto prevent excessive rpm, frequency and voltagedroop under heavy electrical loading. Generator operation may be desc...

Other Generac Models

All Generac Other