Kohler KG125 Natural Gas Generator Manuals

Manuals and User Guides for Kohler KG125 Natural Gas Generator. We have 2 Kohler KG125 Natural Gas Generator manuals available for free PDF download: Operation, Maintenance Manual

Kohler KG125 Operation (176 pages)

Industrial Generator Set 10-1000 kW

Brand: Kohler | Category: Portable Generator | Size: 10 MB

Product Identification Information
2
Table of Contents
3
Safety Precautions and Instructions
7
Accidental Starting
7
Exhaust System
9
Fuel System
10
Hot Parts
12
Introduction
15
List of Related Materials
16
Service Assistance
17
Section 1. Specifications and Features
19
Introduction
19
Controller Features
19
Switches and Controls
20
Annunciator Lamps
21
Digital Display
23
Controller Fault Diagnostics
29
Digital Display Circuit Board and Connections
31
Main Logic Circuit Board
32
Terminal Jumper
33
Communication Ports
34
Fuses
34
Controller Logic Specifications
35
Status Event and Fault Specifications
36
Voltage Regulator and Calibration Specifications
42
Voltage Regulator Adjustments
42
Section 2. Operation
43
Prestart Checklist
43
Exercising Generator Set
44
Operations in Cold Weather Climates
44
Controller Operation
45
Starting
45
Stopping (User Stopping and Fault Shutdown)
46
Emergency Stop Switch Resetting
46
System Status Lamps
47
System Fault Warning Lamp with Digital Displays
47
System Fault Shutdown Lamp with Digital Displays
49
Status and Notice Digital Displays
52
Controller Resetting (Following System Shutdown or Warning)
54
Powering up the Engine Control Module (ECM)
54
Menu Displays
57
Monitoring and Programming Setup
59
PC Communications
59
Modbus® Communications
60
Reviewing Menu Displays
60
Error Messages
62
Overview
63
Engine Metering
64
Generator Metering (and Calibration)
65
Genset Information
67
Genset Run Time
67
Genset System
67
Genset Calibration
68
Voltage Regulator
70
Digital Inputs
71
Digital Outputs
72
Analog Inputs
75
Battery Charger 1 and 2
76
Event Log
77
Volt Select
77
Section 3. Scheduled Maintenance
79
Alternator Service
79
Engine Service
79
Service Schedule
80
Alternator Bearing Service
82
Kw Models
82
300-1000 Kw Models with 4M/5M/7M Single-Bearing Alternator
82
Diesel Fuel Systems
82
Bleeding Air from Fuel System
82
Gaseous Fuel Systems
83
Gaseous Fuel System Concept (Single Fuel)
84
LPG Liquid Withdrawal Fuel System Concept
84
Natural Gas and LPG Conversion
84
Fuel System Changeover Kits (Dual Fuel)
85
Fuel Conversion Connections
86
Crankcase Ventilation (CCV) Heater Kit GM78171-KP1
105
Air Cleaner Restriction Indicator (if Equipped)
105
Cooling System
106
Coolant Level Check
106
Cooling System Component Inspection
106
Procedure to Drain Cooling System
107
Procedure to Flush and Clean Cooling System
107
Procedure to Refill Cooling System
107
Battery
108
Clean Battery
110
Electrolyte Level Inspection
110
Specific Gravity Check
111
Charge Battery
112
Storage Procedure
112
Lubrication System
113
Cooling System
113
Diesel Fuel System Storage
113
Gaseous Fuel System Storage
113
Exterior
114
Alternator
114
Battery
115
Section 4. General Troubleshooting
117
General Troubleshooting Chart
118
Controller Display and Voltage Regulation Troubleshooting Chart
123
Section 5. Voltage Reconnection
125
Introduction
125
Voltage Reconnection Procedure
126
Voltage Reconnection Procedure
127
Section 6. Accessories
133
Accessories and Connections
133
Battery Chargers
134
Battery Charger Kit with Alarm Option
134
Common Fault/Failure (32A) Relay
135
Four-Input/Fifteen-Output Module
136
Gas Fuel Valve Kit
140
Two-Input/Five-Output Module
140
Manual Key Switch
141
Low Fuel (Level/Pressure) Switch
142
Manual Speed Adjust (Engine RPM Menu)
142
Prime Power Switch Kit
143
Remote Emergency Stop Kit
144
Lockable Emergency Stop Switch
144
Remote Reset Feature
145
Remote Serial Annunciator
146
Run Relay Kit
148
Shunt-Trip Line Circuit Breaker
149
Accessory Connections
150
Appendix A. Abbreviations
157
Appendix B. Programmer-Defined Settings
161
Appendix C. Voltage Regulator Definitions and Adjustments
167
Appendix D. Alternator Protection
171
Appendix E. Controller Displays from the Engine ECM
173

Kohler KG125 Maintenance Manual (56 pages)

Industrial Generator Set

Brand: Kohler | Category: Portable Generator | Size: 1 MB

Table of Contents
3
Safety Precautions and Instructions
5
Introduction
11
Service Assistance
12
Service Schedule
13
Safety Precautions
13
Generator Set Service
14
Alternator Service
14
Engine Service
14
Controller Maintenance
17
ECU Diagnostic Port
17
Alternator Maintenance
19
Check the Operation
20
Check the Ventilation
20
Check the Windings
20
Check the Bearings
20
Gaseous Fuel Systems
21
Gaseous Fuel System Concept (Single Fuel)
22
Natural Gas and LPG Conversion
22
Fuel System Changeover Kits (Dual Fuel)
26
Dual Fuel Reset Box
27
Dual Fuel Connections
29
Fuel System Maintenance
30
Lubrication System
31
Oil Change
31
Air Cleaner System
31
Air Filter Element
31
Air Cleaner Restrictor Indicator
32
Cooling System
33
Coolant Level Check
33
Cooling System Component Inspection
34
Procedure to Drain Cooling System
34
Procedure to Flush and Clean Cooling System
34
Procedure to Refill Cooling System
35
Radiator Maintenance
35
Battery System
37
Clean Battery
38
Electrolyte Level Inspection
38
Specific Gravity Check
39
Charge Battery
40
Storage Procedure
41
Lubrication System
41
Cooling System
42
Exterior
42
Alternator
42
Battery
43
Appendix A. Abbreviations
45
Appendix B. Common Hardware Application Guidelines
49
Appendix C. Torque Specifications
51
Appendix D. Operating Hours and Service Log
53

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Kohler KG125 Natural Gas Generator Manuals

Kohler KG125 Operation (176 pages)

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Kohler KG125 Maintenance Manual (56 pages)

Table of Contents

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