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Kohler
Portable Generator
20RCAL
Kohler 20RCAL Manual
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Residential/Commercial
Generator
Sets
Models:
14RCA
14RCAL
20RCA
20RCAL
Controller:
RDC2
TP
-7092
8/18
Operation
2
Table of Contents
Product Identification Information
2
Table of Contents
3
Safety Precautions and Instructions
7
Introduction
11
Service Assistance
13
Section 1 Descriptions and Service Views
15
Introduction
15
Engine
15
Alternator
15
Generator Set Enclosure
15
Transfer Switch
15
Controller
15
Accessories
17
Heater Kits
17
Oncue Plus Generator Management System
17
Programmable Interface Module (PIM)
17
Load Management
17
Concrete Mounting Pads
17
Battery Heater Kit
17
Service Views
18
Section 2 Generator Set Operation
19
Prestart Checklist
19
Exercising the Generator Set
19
Generator Set Operation
19
Local Starting and Stopping
20
Automatic Operation
20
Remote Starting and Stopping
20
Engine Start Crank Cycle
20
Engine Cooldown
20
Automatic Operation with Model RXT Transfer Switch
20
Automatic Operation with Other Transfer Switches
20
Exercise
21
Setting the Exerciser
21
Unloaded Cycle Exercise with Complete System Diagnostics
21
Unloaded Full-Speed Exercise
22
Loaded Full-Speed Exercise (with RXT Only)
22
Power Failure During Exercise Cycle
22
Faults
23
Warnings
23
Shutdowns
23
ATS Communication Errors
23
Resetting the Controller after a Fault Shutdown
23
Faults Related to Paralleling
26
Section 3 RDC2 Controller Operation
29
RDC2 Generator Set/Transfer Switch Controller
29
Controls and Indicators
29
Controller Keypad
30
LED Indicators
30
LCD Display
31
Controller Power
32
Battery Charging
32
Changing Settings
32
Setting the Exerciser
34
Setting the Exerciser at Controller Power-Up
34
Changing the Exercise Settings
34
RDC2 Controller Menus
36
Main Menu
36
Overview Menu
38
Engine Metering Menu
38
Generator Metering Menu
39
Generator Set Information Menu
40
Genset Run Time Menu
40
Genset System Menu
41
ATS Status Menu
42
ATS Configuration Menu
43
Date and Time Menu
44
Networking Information Menus
44
Networking Status Submenu
45
Networking Configuration Submenu (Oncue Password)
46
RBUS Information
48
Remote Devices Submenu
49
Programmable Interface Module (PIM) Status Menu
50
Load Control Menus
51
Event Log
52
Section 4 Scheduled Maintenance
53
Scheduled Maintenance
53
Service Schedule, 14 Kw Models
54
Service Schedule, 20 Kw Models
55
Lubrication System
56
Low Oil Pressure Shutdown
56
Oil Check
56
Engine Oil Recommendation
56
Oil Change Procedure
57
Resetting the Maintenance Timer
58
Oil Cooler (20RCA/RCAL Only)
58
Spark Plugs
59
Air Cleaner Service
60
Air Cleaner, 14 Kw Models
60
Air Cleaner, 20 Kw Models
61
Cooling System
62
Exhaust System
62
Battery
62
Cleaning the Battery
63
Checking Electrolyte Level
63
Checking Specific Gravity
63
Storage Procedure
65
Lubricating System
65
Fuel System
65
Cylinder Lubrication
65
Exterior Preparation
65
Battery
65
Other manuals for Kohler 20RCAL
Instructions
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Installation
92 pages
4
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Kohler 20RCAL Specifications
General
Model
20RCAL
Engine Displacement
999cc
Frequency
60 Hz
Voltage
120/240V
Engine Type
4-Stroke
Run Time at 50% Load
10 hours
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