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27EFOZ
Kohler 27EFOZ Service Manual
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TP-5936
7/04
55
Section
10
V
oltage
Reconnection
and
Wiring
Diagrams
10.12
Remote
Start
and
Four
-Meter
Panel
Start
P
P
7C
K1
70
47
43
N
Hourmeter
DC
voltmeter
Oil
pressure
gauge
Water
temp.
gauge
Gen.
ON
light
Remote
switch
5
P3-5
P3-6
P3-1
P3-2
P3-3
P2-3
P2-7
P2-8
P2-9
P4-2
P4-3
K2
P1-14
47
P2-4
43
P2-5
P2-6
N
P1-9
N
+-
-
Relay
circuit
board
Local
switch
Violet
Ta
n
Black
Y
ellow/
Red
Grey/
Black
L.
Blue
Start
Stop
Stop
P3-4
W.
T.
sender
J3-4
J3-5
J3-6
J3-1
J3-2
J3-3
O.P
.
sender
10-amp
fuse
TP-5588-7
66
68
Table of Contents
Table of Contents
3
Safety Precautions and Instructions
5
Introduction
11
Service Assistance
11
Section 1 Specifications
13
General
13
Engine
13
Generator
14
Service View
15
Section 2 Scheduled Maintenance
17
General
17
Lubrication System
18
Oil Specifications
18
Oil Change
18
Generator Storage
18
Section 3 Intake and Exhaust System
19
Air Intake Silencer/Cleaner
19
Exhaust System
19
Mixing Elbow
19
Section 4 Fuel System
21
General
21
Fuel Specifications
21
Fuel Filter
21
Bleed the Fuel System
22
Fuel Solenoid
23
Fuel Pump
24
Governor
24
Section 5 Cooling System
25
General
25
Water-Cooled Exhaust Manifold
26
Closed Heat Exchanger
26
Check and Fill the Cooling System
26
Flush and Fill the Cooling System
26
Siphon Break
27
Impeller Inspection and Replacement
28
Anticorrosion Zinc Anode
29
Section 6 Controller Troubleshooting
31
Controller
31
Controller Sequence of Operation
31
Start
31
Run
32
Stop
32
Engine Safety Shutdown Switches
32
Low Oil Pressure (LOP) Shutdown
32
High Water Temperature (HWT) and High Exhaust Temperature (HET) Shutdown Switch
33
Controller Circuit Board
33
Troubleshooting
34
Section 7 Generator Troubleshooting
39
General
39
General Troubleshooting
39
Separate Excitation
40
Powerboost V Voltage Regulators
40
Voltage Regulator Adjustment
42
Exciter Field
43
Exciter Armature
44
Rectifier Module
45
Rotor
45
Stator
46
Section 8 Component Troubleshooting
49
General
49
Remote Panels (Optional)
51
Section 9 Generator Disassembly/Reassembly
53
Disassembly
53
Reassembly
56
Section 10 Voltage Reconnection and Wiring
57
Configurations
58
240-Volt Configurations
58
Diagrams
57
4-Lead Reconnection
57
120-Volt Configurations
57
12-Lead Reconnection
58
Two and Three Wire Manual (Ship-To-Shore) Transfer Switch
59
Four Wire Manual (Ship-To-Shore) Transfer Switch
60
Generator Reconnection
60
Single-Phase Wiring Diagram-Schematic
62
Single-Phase Wiring Diagram-Point-To-Point
63
Three-Phase Wiring Diagram-Schematic
64
Three-Phase Wiring Diagram-Point-To-Point
65
Remote Start Panel
66
Remote Start and Two-Meter Panel
66
Remote Start and Four-Meter Panel
67
Appendix A Abbreviations
69
Appendix B Common Hardware Application
71
Guidelines
71
Appendix C General Torque Specifications
72
Appendix D Common Hardware
73
Identification
73
Appendix E Common Hardware List
74
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Kohler 27EFOZ Specifications
General
Brand
Kohler
Model
27EFOZ
Category
Portable Generator
Language
English
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