Format: PDF (Printable Document)
File Language: English
File Pages: 38
File Size: 3.14 MB (Speed Download Link)
Brand: Kohler
Model: 15RES, 30RES, 15RESL, 30RESL, 15RYG, 30RYG Industrial Generator Sets
Book No: tp6437
Type of Document: Wiring Diagrams
$ 40
These Kohler 15–30 kW industrial generator sets usually sit in basements, plant rooms, or outdoor enclosures, backing up buildings when the utility drops out. This wiring-diagram manual is what I’d keep open when I’m tracing control circuits, checking safety interlocks, or confirming a harness repair. If, for example, the unit cranks but never picks up the run signal, these diagrams let me follow the wire from the controller, through each connector and relay, to see exactly where the command is getting lost.
Applications & Use Cases
FAQ
Q: Can I zoom in on these diagrams on a tablet or laptop at the genset?
A: Yes, they’re readable digitally; zooming in makes it much easier to follow small labels and connector IDs on-site.
Q: Is it worth printing parts of this manual?
A: Many techs print the key diagrams they use often, laminate them, and keep them in the generator enclosure for quick reference.
Safety Note
Always de-energize and lock out the generator and connected circuits before probing any wiring shown in these diagrams.
Wiring Diagram Cross-Reference
Generator Set
Model No. Hz
Generator Set
Spec No.
Version
No.
15RES
60 GM32850-GA5 1
60 GM39949-GA5 2
60 GM39949-GA11 3
60 GM39949-GA15 4 or 5
60 GM39949-GA20 6
15RESL
60 GM39949-SA1 3
60 GM39949-SA4 6
15RYG
60 GM32850-GA1 1
60 GM32850-GA3 1
60 GM39949-GA1 2
60 GM39949-GA3 2
60 GM39949-GA7 3
60 GM39949-GA9 3
60 GM39949-GA13 4 or 5
60 GM39949-GA21 6
30RES
60 GM32850-GA6 1
60 GM39949-GA6 2
60 GM39949-GA12 3
60 GM39949-GA16 4 or 5
60 GM39949-GA18 5
60 GM39949-GA19 6
60 GM39949-GA22 6
60 GM39949-GA24 6
30RESL
60 GM39949-SA2 3
60 GM39949-SA3 5
60 GM39949-SA5 6
30RYG
50/60 GM32850-GA2 1
50/60 GM32850-GA4 1
50/60 GM39949-GA2 2
50/60 GM39949-GA4 2
50/60 GM39949-GA8 3
50/60 GM39949-GA10 3
50/60 GM39949-GA14 4 or 5
50/60 GM39949-GA17 5
50/60 GM39949-GA23 6
Wiring Diagram Reference
Description Version 1 Page
Point-to-Point Wiring Diagram
Sheet 1 GM28747A-H 21
Sheet 2 GM28747B-H 22
Schematic Diagram
Sheet 1 ADV-6846A-D 9
Sheet 2 ADV-6846B-D 10
Engine Harness Connections GM34393-E 24
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM33846-D 23
Description Version 2 Page
Point-to-Point Wiring Diagram
Sheet 1 GM36189A-B 25
Sheet 2 GM36189B-B 26
Schematic Diagram
Sheet 1 ADV-6959A-B 11
Sheet 2 ADV-6959B-B 12
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM33846-D 23
Description Version 3 Page
Point-to-Point Wiring Diagram
Sheet 1 GM36189A-F 27
Sheet 2 GM36189B-F 28
Schematic Diagram
Sheet 1 ADV-6959A-F 13
Sheet 2 ADV-6959B-F 14
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM33846-D 23
Description Version 4 Page
Point-to-Point Wiring Diagram
Sheet 1 GM36189A-K 29
Sheet 2 GM36189B-K 30
Schematic Diagram
Sheet 1 ADV-6959A-J 15
Sheet 2 ADV-6959B-J 16
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM40726-B 31
Description Version 5 Page
Point-to-Point Wiring Diagram
Sheet 1 GM50548A- 32
Sheet 2 GM50548B- 33
Schematic Diagram
Sheet 1 ADV-7287A- 17
Sheet 2 ADV-7287B- 18
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM40726-B 31
Description Version 6 Page
Point-to-Point Wiring Diagram
Sheet 1 GM50548A-E 34
Sheet 2 GM50548B-E 35
Schematic Diagram
Sheet 1 ADV-7287A-D 19
Sheet 2 ADV-7287B-D 20
4-Lead, Single-Phase Voltage
Connection ADV-5875A-H 7
12-Lead, Single-Phase,
Three-Phase Voltage Connection ADV-5875B-H 8
Accessory Connections GM40726-B 31
