Rinnai REU-2007W, Service Manual

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Infiinity REU-2006FFU - 33 - ©Rinnai
) * #4
Error messages are displayed as numbers flashing on the remote controls.
X = Does not operate
Notes
1. Digital monitor does not illuminate when system is switched ON, or display drops out while appliance is operting.
• Check power supply to the appliance.
• Switch system OFF, the switch ON again, and re-attempt ignition.
2. Appliance operates however symptoms remain, with digital display dropping out and error coded message flashing.\
•Isolate potentially faulty component using the component analysis table on page 45.
Error
Code
Problem Symptom
Main
SV
Sld V
Changeover
SV
Combustion
Fan
Sparker
-
Water flow sensor faulty Does not operate X X X X X
71
Solenoid valve driving circuit
faulty
Does not operate X X X X X
72
Flame sensing device faulty Does not operate X X X X X
32
Short or faulty wiring in water
temperature thermistor
Does not operate X X X X X
-
Water flow control device faulty Water flow is not
controlled, water
temperature incorrect
- - - - -
61
Combustion fan faulty After 12.5 seconds
operation
X X X X X
11
Sparker faulty Stops without flame
igniting
- - - - X
11
Main solenoid value faulty Stops without flame
igniting
X - - - -
11
Solenoid valve faulty Stops without flame ignit-
ing
- X - - -
-
Changeover solenoid valve faulty Incorrect water
temperature
- - X - -
12
Flame sensing device faulty Stops second time burner
has been extinguised
X X X X X
16
Outgoing water temperature
abnormal
Operates, then stops X X X X X
14
Remaining flame safety device
operating
Operates, then stops X X X X X
14
Thermal fuse faulty/blown Operates, then stops X X X X X
12
Earthing faulty Does not operate X X X X X
90
Fan (air) failure Does not operate X X X X X
10
Fan current abnormal Operates, then stops X X X X X
52
Mod. Sld valve answer abnormal Operates, then stops X X X X X