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20RESD
Kohler 20RESD User Manual
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TP-6805
8/15
34
Section
3
Generator
Reconnection
3.2
Four-Lead
(Single-Phase)
Generator
S
ets
See
the
generator
specification
sheet
for
available
voltage
and
frequency
configurations.
See
Figure
3-1
and
Figure
3-2
for
the
single-phase
alternator
connections.
ADV
-5875-T
Figure
3
-1
Single-Phase
Connection,
1-Pole
Breaker
ADV
-5875-T
Figure
3
-2
Single-Phase
Connection,
2-Pole
Breaker
33
35
Table of Contents
Default Chapter
3
Table of Contents
3
Safety Precautions and Instructions
7
Introduction
11
List of Related Materials
11
Service Assistance
12
Section 1 Specifications
13
Introduction
13
Controller Specifications
13
Torque Specifications
13
Engine Service
13
Engine Specifications
13
Alternator Specifications
14
Service Views
15
Section 2 Scheduled Maintenance
19
Service Schedule
20
Lubrication System
22
Low Oil Pressure Shutdown
22
Oil Check
22
Engine Oil Recommendation
22
Oil Change Procedure
22
Oil Cooler, 14Kw Models
23
Oil Cooler, 20RESA/RESAL/RESB
24
Resetting the Maintenance Reminder
24
Spark Plugs
24
Air Cleaner Service
25
Air Cleaner, 14 Kw Models
25
Air Cleaner, 20 Kw Models
26
Air Intake and Exhaust System
27
Stepper Motor Coupling
28
Battery
29
Cleaning the Battery
29
Checking Electrolyte Level
29
Checking Specific Gravity
30
Fuel System Maintenance
31
Fuel Regulator Vent Tubes
31
Storage Procedure
32
Lubricating System
32
Fuel System
32
Cylinder Lubrication
32
Exterior Preparation
32
Battery
32
Section 3 Generator Reconnection
33
Voltage Reconnection
33
Four-Lead (Single-Phase) Generator Sets
34
12-Lead (Three-Phase) Generator Sets
35
Section 4 Controller
37
Introduction
37
Controllers
37
Sitetech Software
38
Controller Parameters
39
Controller Parameters Table
39
Notes on Selected Parameters
39
Controller Firmware
51
Controller Replacement
52
Controller Setup
56
Voltage Calibration
58
Calibration Using the RDC2 Controller Keypad and Menus
58
Calibration Using Sitetech
60
Setting the Oncue Password
62
RDC2 Controller
62
DC2 Controller
62
Section 5 Troubleshooting
63
Introduction
63
Theory of Operation, Electronic Start Sequence
63
Initial Checks
63
USB Port and Auxiliary Winding Mini-Breaker
64
Circuit Protection
65
Emergency Stop Button
65
Thermostat
66
Oncue Plus Troubleshooting
67
Fuel System Troubleshooting
67
Troubleshooting Engine Hunting, 20 Kw Models
68
Fault Messages
71
Main Power Overload Shutdown
71
Faults Related to Paralleling
75
Status Messages
77
Troubleshooting Chart
80
Controller Troubleshooting
87
Troubleshooting Load Management Problems
88
Section 6 Component Testing and Adjustment
93
Theory of Operation
93
Alternator Excitation
94
No to Low Voltage Operation
94
Erratic Voltage Regulation
94
Separate Excitation
94
Stator
96
Main Field (Rotor)
98
Slip Rings
99
Brushes
99
Voltage Adjustments
100
Voltage Regulator Average Voltage Adjustment
100
Volts/Hz Slope and Cut-In Frequency
102
Voltage Regulator Gain
102
Governor System
103
Operation
103
Initial Checks
103
Hunting/Surging
104
Governor System Operation Test
105
Frequency Adjustment
107
Engine Speed Gain Adjustment for the Governor
107
Engine Speed Adjustment for Governor
108
Advanced Speed Control
108
Fault Shutdown Tests
110
Controller Fault Shutdown Functions
110
Fault Shutdown Switches
111
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Kohler 20RESD Specifications
General
Brand
Kohler
Model
20RESD
Category
Portable Generator
Language
English
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