MovinCool CM25 Service Manual - Manual (Page 57)

Repair Section
57
6.5 Self-Diagnostic Code Records Display Operation
(Only When Connected With WMC)
• The unit power on time, compressor operation time, and self-diagnostic codes can be displayed
on the WMC when it is connected to CM 25. The unit power on time and compressor operating
time can be stored up to 65535 hours (automatically cleared to 0 hour and start counting). The
self-diagnostic codes can be stored up to 4 different codes.
(1) Display method
• To display the unit power on time, compressor operation time and self-diagnostic codes, set the
unit to standby mode, then press and hold the “RESET” button for 3 seconds.
• Unit power on time (Ot) is a default view. Press “ ” button to view the compressor operating
time (Ct) or press “ ” button to view the self-diagnostic code number 4. The view sequences
are shown in the figure below.
ILL00531-01
Ot (Total Unit Power On Time)
*Displayed in reverse order using the " " button.
Self-Diagnostic Code Display 1
Self-Diagnostic Code Display 2
Self-Diagnostic Code Display 3
Self-Diagnostic Code Display 4
Ct (Compressor Operating Time)
Displayed Code
including "-- --"
Unit Power On Time/
Compressor Operation Time
Self-diagnostic Code
Display Number