Fault Finding Chart 4.3 - Rheem 871018 Service Instructions Manual

Fault Finding Chart 4.3

4.3
Is
the preheated
water to the solar
bypass valve >
57ºC?
NO
Read
maintenance
information 1y
Is the water
flow more than 3
litres/min?
NO
Is water
flowing through the
solar bypass valve to the
Integrity water
inlet?
YES
Test 28
Is the
voltage between
connector B10 & 11
normal?
YES
Test 29
Is the
voltage between
connector B9 & 10
normal?
NO
Test 33
Is the
flow sensor turbine
jammed?
TM031 Integrity 18, 20, 24, 26L Service Instructions REV: B
D.O.I: February 2008
This document is stored and maintained electronically by
1y = Water flow
detected by water
flow sensor
NO
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled"
YES
YES
NO
NO
YES
YES
50
Water will be diverted by the
solar bypass valve. No water will
flow through the Integrity
therefore it will not operate.
Normal operation.
Replace the PCB assembly.
Remove the solar bypass valve
and fit a comparator.
Replace the PCB assembly.
Free the flow sensor turbine.
Replace the water flow sensor. If
the fault persists replace the
water body assembly.