8 — MAINTENANCE
pg. 121
Return to TOC Curtis Model 1351 – December 2018
8 — MAINTENANCE
ere are no user serviceable parts in Curtis 1351 system controller. No attempt should be made to
open, repair, or otherwise modify the controller. Doing so may damage the controller and will void
the warranty.
It is recommended that the controller and connections be kept clean and dry and that the controller’s
fault history le be checked and cleared periodically.
CLEANING
Periodically cleaning the controller exterior will help protect it against corrosion and possible
electrical control problems created by dirt, grime, and chemicals that are part of the operating
environment and that normally exist in battery powered systems.
When working around any battery powered system, proper safety precautions should be taken.
These include, but are not limited to: proper training, wearing eye protection, and avoiding loose
clothing and jewelry.
1. Use the following cleaning procedure for routine maintenance. Never use a high-pressure washer
to clean the system controller.
2. Remove power by disconnecting the battery. B+ rst (at the battery, not the controller).
3. Remove any dirt or corrosion from the power and signal connector areas. e controller should
be wiped clean with a moist rag. Dry it before reconnecting the battery. Connect the B+ last.
4. Make sure the connections are tight. Refer to Chapter 2 for the maximum tightening torque
specications for the battery connections.
FAULT HISTORY
e Curtis Soware Suite
TM
Programmer (application tool) can be used to access the 1351 system
controller’s fault history le. e Programmer will read out all the faults the controller has experienced
since the last time the fault history le was cleared.
• Faults such as driver, switch, and RTD inputs faults may be the result of loose wires; the
system wiring should be carefully checked.
Aer a problem has been diagnosed and corrected, it is a good idea to clear the fault history le. is
allows the system controller to accumulate a new le of faults. By checking the new fault history le
at a later date, the technician can readily determine whether the problem was indeed xed.
CAUTION
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