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Diagnostic Codes
42 312062W
Diagnostic Codes
Temperature Control Diagnostic Codes
Temperature control diagnostic codes appear
on temperature display.
These alarms turn off heat. E99 clears auto-
matically when communication is regained.
Codes E03 through E06 can be cleared by
pressing . For other codes, turn main
power OFF then ON to clear.
See repair manual for corrective action.
Code Code Name Alarm Zone
01 High fluid temperature Individual
02 High current Individual
03 No current Individual
04 FTS not connected Individual
05 Board over-temperature Individual
06 Loss of zone communication Individual
30 Momentary loss of communica-
tion
All
99 Loss of display communication All
For hose zone only, if FTS is discon-
nected at startup, display will show hose
current 0A.