Specifications

TM040 16, 18 & 20L Continuous Flow Gas Water Heater Service Instructions
D.O.I: 2/06/2009
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”
41
Error Code 35
Error Code 35
Are the cold and hot water
connections to the water
heater reversed?
Reconnect plumbing to the
water heater correctly
YES
Cold water inlet and hot water
outlet thermistors positions
reversed.
Swap thermistors positions
NO
Error Code 51, 72, 80, 81
Error Code 51, 72, 80, 81
Display maintenance information
„0y‟ on remote control
Replace proportional gas flow
regulating valve
NO
Does the flame extinguish
completely?
Does flame detection
maintenance information „0y‟
indicate 01, 02 or 03?
YES
Clean or replace the relevant
flame rod
NO
Replace the PCB
YES
Does flame detection
maintenance information „0y‟
indicate 01, 02 or 03?
Isolate power supply for 10
seconds to clear error code.
Restore power. Continue fault
diagnosis if an error reoccurs.
Detach both flame sensors from
connectors L & K on PCB.
Display maintenance information
„0y‟ on remote control
YES
NO
Maintenance Info “0y”
00
01
02
03
Flame Rod 1
x
o
x
o
Flame Rod 2
x
x
o
o
X = No flame detected O = Flame detected