Specifications

TM031 Integrity 24L Service Instructions REV: A
D.O.I: 30/10/2007
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”
54
Fault Finding Chart 5
G
NO
YES
YES
NO
YES
Turn on
power to the
water heater
Turn on the
controller
using the ON/
OFF button
Open a
hot tap.
Does
the LED in the
ON/OFF button
glow?
Does
the Integrity
operate?
5
Turn on the
bath fill switch
Bath fill function – Deluxe controllers only
*Are
the relevant
controller indicators
on?
*Bath fill operating light
Bath fill water volume display
Water temperature display
Can bath
fill volume be changed
using the bath fill ?or ?
buttons?
YES NO
Can bath
fill temperature be
changed using the bath
fill temp?or ?
buttons?
NO
YES
Does
water flow cease when
volume delivered
= volume set?
NO
Do the
controllers indicators
act accordingly?
Bath fill operating light flashing
Bath fill water volume display OFF
Water temperature display OFF
YES
NO
NO
Does the
Integrity display error
code 65 after an 85
sec. delay?
Replace controller.
NO
Is
voltage present at
the water flow servo
motor?
YES
NO
Test 23 & 24
YES
Turn hot
tap off.
YES
Does
the bath fill
operating light go
out?
NO
Normal operation.YES
Replace controller. If fault persists
replace the PCB assembly.
Replace controller.
Is the
water flow servo
motor at OFF
position?
NO
YES
Replace the water body
assembly.
Test 25
Replace the PCB assembly.