Controller Troubleshooting - Kohler 8.5RES Service Manual

3.4 Controller Troubleshooting

Refer to the controller troubleshooting table in this
section when troubleshooting procedures in Section 3.3
indicate a possible controller problem. Always check
the ADC-RES controller configuration settings before
replacing the controller.
contains the instructions for checking and changing the
controller configuration.
Possible Cause Test
Check controller settings. *
Controller
Check for power to the controller at
lead PF1.
Check controller fuse F3.
Check controller wiring and
connections.
Replace SCR module and recheck
voltage.
Perform all tests listed under high
output voltage.
Check wiring and connections to the
SCR module
SCR module.
Test the SCR module using the
procedure in Section 6.8.
Check auxiliary winding fuse F1
(lead 55).
* ADC-RES controller only.
TP-6196 10/09
The installation manual
Corrective Action
Adjust controller settings as required. *
Check/replace fuse F3. Check battery.
Replace controller fuse.
Tighten connections and/or replace
wiring.
Replace the SCR module.
Replace the controller only if previous
steps do not solve the problem.
Tighten connections and/or replace
wiring to the SCR module.
Replace the SCR module and recheck
voltage.
Replace auxiliary winding fuse F1
(lead 55).
Reference
Section 4.5 or
5.5
Section 8
Section 8
—
Section 6.8
Section 4.9 or
5.9
Section 6.8
Section 6.8
Section 8
Section 3 Troubleshooting 33