Rheem 325 II Series - Element Mode - Fault

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TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
Element Mode – Fault
FIRMWARE: V5.8
M
At least 45 minutes
since the compressor
last ran?
Evaporator sensor
< 1ºC for more than
15 minutes?
Circulator on
Circ. Speed: Maximum
Green LED – 4 flashes
Red LED – Off
Circulator has been
on for 30 seconds?
Red LED – Off
Element off
Controller off
YES
At least 15 minutes
since the circulator
last ran?
A
YES
Faults 1, 5 or 6
detected?
NO
NO
NO
NO
Reset button pressed
at any stage
B
NOTE
The reset button will clear the stored
Fault Code from the controller memory.
Mechanical
thermostat contacts
open at 70ºC?
Faults 1, 5 or 6
current?
NO YES
NO
YES
Main relay energised
Element off
YES
Circulator off
Green LED – Off
Red LED – Display
current Fault Code
YES
Element on
Main relay de-energised
NO YES