Rheem 834 Series Service Instructions Manual page 38

Fault Finding Chart 5
5
Noisy heater
Is the noise water
hammer?
NO
Is the noise only
evident when water is
flowing through the
heater?
YES
Is noise harsh burner
flame noise?
Refer to 'DIP Switch Adjustments'
in the 'Component Adjustment
Procedures & Checks' section.
Refer to 'Checking Inlet Gas Pressure'
in the 'Component Adjustment
Procedures & Checks' section.
NG: 1.13 ~ 3.5 kPa
LPG: 2.75 ~ 3.5 kPa
Refer to 'Checking & Adjusting
Burner Gas Pressure' in the
'Component Adjustment
Procedures & Checks' section.
NO
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.
YES
NO
Is heater the correct
YES gas type for the
premises gas supply?
YES
Are temp controller
DIP switches 1 ~ 6 in
the correct position?
YES
Is gas inlet pressure
correct?
YES
Are burner min and
max gas pressure
settings correctly
adjusted?
Refer to 'Water Hammer' in the
'Common Complaints' section.
Check all other appliances that
can generate noise i.e.. washing
machine, dishwasher, ball cocks
Replace heater with a heater of
NO
Ensure DIP switches 1, 2 and
3 are in the OFF position and
ensure DIP switches 4, 5 and 6
NO
are in the correct position
according to heater model and
Advise customer that gas supply
NO
NO
Check to ensure burner injectors
are not partially blocked and are
YES
the correct size for the heater
Check for restrictions in pipe
work, faulty valves, loose
plumbing, other appliances that
use hot water i.e. washing
machine or dishwasher.
e.t.c.
the correct gas type.
gas type.
pressure is not within
specifications.
1.4
gas type.
38