TM081 Rheem 834 Series Hydroelectric CFGWH Service Instructions
REV: AA Issued: 22/02/17
This document is stored and maintained electronically by Rheem Technical Support. All printed copies are deemed uncontrolled.
37
Fault Finding Chart 4.1
YES
Tighten clamp screws or replace
sensor o’ring
4.1
Is leak from hot water
outlet temperature
sensor?
Leaking heater
(continued)
NO
Is leak from PRV
connection to water
outlet assembly?
Replace PRV.
(1) Tighten PRV or replace
PRV o’ring.
YES
NO
Tighten or remake hot water
outlet plumbing connection.
Existing pressure limiting valve
faulty. Replace pressure limiting
valve and replace PRV it still
discharges.
Is leak discharge
from PRV?
NO
YES
NO
YES
NO
– Leak is from heat exchanger
Repair or replace heat
exchanger.
(1)
If replacing an o’ring, ensure o’ring and mating surfaces and
clean and lubricate o’ring with silicon grease before assembly.
Is premises water
supply pressure >
650 kPa?
NO
Is a pressure limiting
valve installed
YES
Install a pressure limiting valve
and replace PRV if it still
discharges.
Is leak from hot water
outlet plumbing
connection?
YES
