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3.5EFOZ
Kohler 3.5EFOZ User Manual
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TP-6137
5/03
41
Section
8
Controller
Troubleshooting
Section
8
Controller
T
roubleshooting
K1
relay
protects
the
starter
motor
in
the
event
of
an
improper
engine
start.
Starter
motor
K2
relay
energizes
the
fuel
pump
(FP)
and
the
fuel
solenoid
(FS).
Engine
battery
charger
regulator
.
The
generator
set
starts.
The
starting
cycle
is
completed.
The
low
oil
pressure
switch
(LOP)
contacts
open.
The
generator
set
starts.
The
electric
fuel
pump
(FP)
refills
the
fuel
supply
line.
If
the
fuel
solenoid
(FS)
is
energized,
fuel
flows
to
the
injection
pump.
Figure
8-1
Generator
Set
Starting
Cycle
52
54
Table of Contents
Product Identification Information
2
Table of Contents
3
Safety Precautions and Instructions
5
Hot Parts
8
Introduction
11
Service Assistance
11
Section 1 Specifications
13
General
13
Generator
13
Service Views
14
Engine
15
Torque Specifications
16
Section 2 Operation
17
Prestart Checklist
17
Marine Inspection
17
Angular Operation
17
Operation in European Union Member Countries
17
Exercising the Generator Set
18
Starting and Stopping Procedure
18
Controls and Indicators
18
Starting the Generator Set
19
Stopping the Generator Set
19
Engine Safety Shutdown Switches
19
Circuit Protection
20
Remote Panel Kits
20
Remote Start/Stop Panel Kit
20
Remote Panel Kit
20
Section 3 Scheduled Maintenance
21
General
21
Service Schedule-3.5EFOZ and 4EOZ Models
22
Lubrication System
24
Oil Specifications
24
Oil Check
24
Oil Change
24
Battery
26
Generator Storage Procedure
27
Lubricating System
27
Fuel System
27
Cooling System
27
Exterior
27
Battery
27
Section 4 Intake and Exhaust System
29
Air Intake Silencer/Filter
29
Exhaust System
30
Mixing Elbow
30
Section 5 Fuel System
31
General
31
Fuel Specifications
31
Fuel Filter
32
Fuel Injector Nozzle
33
Excess Fuel Start Device
35
The Injection Pump's Fuel Starting Delivery Point
36
Fuel Pump Adjustment Timing
37
Fuel Pump and Gear Cover Installation
37
Bleeding the Fuel System
38
Governor
39
Section 6 Cooling System
43
Direct Water Cooled
43
Thermostat
44
Seawater Pump and Impeller
44
Siphon Break
45
Anticorrosion Zinc Anode
47
Section 7 Troubleshooting
49
General
49
Section 8 Controller Troubleshooting
53
General
54
On/Off Switch
54
Start
54
Run
54
On/Off Switch (Stop)
54
Engine Safety Shutdown Switches
55
Low Oil Pressure (LOP) Shutdown
55
High Water Temperature and High Exhaust Temperature Shutdown Switch
55
Operation Sequence
57
Troubleshooting
59
Section 9 Generator Troubleshooting
63
General
63
Theory of Operation
64
Brushless Generator Sets
64
Output Voltage and Frequency
64
Voltage Rating and Rotation Speed
64
Bearing
64
Rotor Test
65
Field Diode Test
66
Stator Test
67
Alternator Excitation
68
Section 10 Generator and Engine Disassembly/Reassembly
69
Generator Alternator Disassembly
69
Generator Alternator Reassembly
73
Generator Engine Disassembly
75
Generator Engine Reassembly
86
Engine Component Dimensions and Wear
100
Section 11 Wiring Diagrams
103
Wiring Diagram, Schematic
104
Wiring Diagram, Point-To-Point
105
Appendix A Abbreviations
107
Appendix B Common Hardware Application Guidelines
109
Appendix C General Torque Specifications
110
Appendix D Common Hardware Identification
111
Appendix E Common Hardware List
112
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Kohler 3.5EFOZ Specifications
General
Brand
Kohler
Model
3.5EFOZ
Category
Marine Equipment
Language
English
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