C.E. Niehoff & Co. EPM Troubleshooting Guides - Manual (Page 7)

Page 7
TG0051A
Section D: Troubleshooting the EPM
(CONT’D)
Batteries are connected
T
Vehicle battery connect switch
is pressed.
3-Minute counter in EPM starts.
T
Chart 3 – 28V Only – EPM Sequence of Operation
Flashing GREEN
T
START-RUN Switch operated to start vehicle
T
Batteries will stay connected as long as vehicle is running or
emergency flashers are on
T
T
Normal operation
T
Shut down vehicle
Flashing GREEN
3-Minute Delay
3-Minute Delay Ends and EPM disconnects batteries
AUX LEDs Steady GREEN
AUX Current available
T
T
T
T If emergency flashers are the
only load required, engine does
not need to be started to keep
batteries connected.
After flashers are switched on,
EPM will keep power to loads
until batteries are discharged.
T
EPM and AUX Diagnostic LEDs OFF.
AUX Channels still available.
T
T
3-Minute delay in EPM ends
T
T
If you have questions about your alternator or any of these test procedures, or if you need to locate a Factory Authorized Service Dealer, please contact us at:
C. E. Niehoff & Co.• 2021 Lee Street • Evanston, IL 60202 USA
TEL: 800.643.4633 USA and Canada • TEL: 847.866.6030 outside USA and Canada • FAX: 847.492.1242
E-mail us at [email protected]