No Hot Water - Rheem 310 Series Service Instructions Manual

Fault Finding: Chart 1
1

No Hot Water

Is 240V present
at the thermostat?
TEST 1
NO
Is the heater connected to an off
peak tariff?
NO
Is the isolating switch or time
clock turned off?
NO
Is the fuse blown at the
switchboard?
YES
Reset circuit breaker
or rewire fuse.
Did the fuse or circuit breaker
blow again?
NO
TM025: 310 Series Heat Pump Service Instructions
Rev AF: Issued March 2016
This document is stored and maintained electronically by
YES
YES
YES
NO
YES
Technical Support. All printed copies are deemed uncontrolled.
1.1
The heat pump is not suitable for an
off peak connection.
Connect to continuous tariff or Off
Peak 2, if available.
Restore power and advise customer.
Fault in household electrical wiring.
6
1. Heat pump connected to mixed
circuit, possible excessive current
draw or another appliance with a fault.
2. Faulty circuit breaker or fatigued
fuse wire.
3. Unit may be short cycling due to
faulty thermostat.
42