Error Messages; Temperature Probe Failure Messages - American Panel Walk-in Monitoring System 200 Owner's Manual

9. Error Messages

Problems beyond the routine maintenance would most likely involve the refrigeration system or the control
system. Please contact the factory for assistance if this should occur. Note that the warranty would be voided if
these components are serviced by other than trained technicians approved by the manufacturer.
There are few error messages that could occur on WIMS 200 display:

9.1. Temperature Probe Failure Messages

Air Probe Not Good
In case the air probe is malfunctioning the display will show the message on the
right followed by an indication of the problem.
Door Frame Heater Probe Not Good
In case the door frame heater probe is malfunctioning the display will show the
message on the right followed by an indication of the problem.
If any of the above error messages occur, call a technician to check the integrity of the probes.
Here is a chart with acceptable electrical resistance (Ohm) at various temperatures for the temperature probes.
The display will show:
The display will show:
o o
C F kOhm
0 32 27.28
25 77 10.00
OPERATING
Alternating with:
(short circuit)
or
(broken wire)
Alternating with:
(short circuit)
or
(broken wire)
23