Rheem 325 II Series - Element Mode - Ambient

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TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
Element Mode – Ambient
FIRMWARE: V5.8
G
Fault detected?
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
Circulator has been
on for 30 seconds?
Element on
Green LED – Long flash
K
YES
Mechanical
thermostat contacts
open at 70ºC?
NO
Green LED – Off
Element off
Controller off
YES
At least 15 minutes
since the circulator
last ran?
NO
A
YES
YES
Faults 1, 5 or 6
detected?
NONO
Circulator off
Green LED – Off
D
YES
NO
NO
NO
Reset button pressed
at any stage
B
YES
Main relay energised
Element off
YES
Circulator off
Main relay de-energised