Rheem 325 II Series - Fault 9 - Heating Disabled

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TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
Fault 9 – Heating Disabled
FIRMWARE: V5.8
At least 15 minutes
since the circulator
last ran?
Evaporator sensor
< 1ºC for more than
15 minutes?
Circulator on
Circ. Speed: Maximum
Green LED – 4 flashes
Red LED – Off
YES
Circulator off
Green LED – Off
Red LED – 9 flashes
Reset button pressed
at any stage
NOTES
1. The reset button will reset
Fault 9, reset the Fault 9
counter and clear the stored
Fault Code from the controller
memory.
2. If Fault 9 has occurred, the
refrigerant high pressure switch
may also have tripped.
C
Faults 1, 5 or 6
detected?
At least 45 minutes
since the compressor
last ran?
NO
B
YES
YES
YES
NO YES
YES
NO
NO
NO
Faults 1, 5 or 6
detected?
Circulator has been
on for 30 seconds?
NO