Fault Codes - Rinnai Energysaver EX38C Manuel D'utilisation

Fault Codes

If there is a malfunction the appliance may shut down
as a safety precaution and display a fault code to
assist in diagnosing the problem. The fault code will
flash in the display on the control panel. When making
a service call, this code will assist with diagnosing the
fault.
CODE DISPLAYED
11 [3]
14
16
30
31
32
33
34
35
49
53
61
62
70
71
72
73
81
99
[1] If the fusible link needs replacement, it must be done by a qualified service agency. In addition, the cause of
the overheat needs to be determined. The fusible link is a one use safety device that breaks to shut off the
appliance.
[2] Remove any obstructions. The flue needs to be kept clear to expel exhaust gases. If the appliance fails to
operate contact a qualified service agency.
[3] Only this code is dim.
FAULT
Ignition Failure
Overheat
Room Overheat
Overheat Temperature Sensor
Disconnection (open circuit)
Room Temperature Sensor
Disconnection (open circuit)
Room Temperature Sensor
short circuit
Overheat Temperature Sensor
Disconnection (open circuit)
Overheat Temperature Sensor
short circuit
Overheat Temperature Sensor
short circuit
Sensor Breakdown
Sparker Failure
Combustion Fan Failure
Convection Fan Failure
Faulty ON/OFF Switch or
Faulty "Set Back" Switch
Faulty Solenoids
Faulty Flame Rod
Communication Error
Solenoid Valve Failure
Flue Block
Rinnai Corporation EX38C Manual
You may be able to clear the fault code by turning the
heater off and then on again. If the fault code remains
or returns on the next operation, contact Rinnai or your
nearest service agent and arrange for a service call.
REMEDY
Check that gas is turned ON.
Check that the vent termination is not blocked.
Refer to the Restart Function explanation.
Service call if repeated.
Clean filter.
Service call if repeated. [1]
Lower room temperature to less than 104°F (40°C).
Service call.
Turn heater OFF, then ON again.
Service Call
Check around the flue terminal for blockage. [2]
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