Fault Analysis - Rinnai RCE-460PTR Service Manual

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Note: Before carrying out resistance checks, disconnect power.
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a. the convection fan does not begin to rotate.
b. the solenoid valves do not open.
c. there is no spark.
Is there electrical supply?
YES
a. The sequence does not continue.
1. Broken wiring or loose pin connectors. (Open circuit)
2. Faulty control panel PCB (Heater ON/OFF button).
3. Faulty PCB.
4. Thermal fuse has melted (Error Code "14").
Convector 460/560PTR
1. Confirm the connection at the wall socket.
NO
Normal Value Normal Value Normal Value
AC90~110V AC90~110V AC90~110V
2. Is the 3 amp fuse blown?
Normal Value
Ω
0 (125V/3A)
- 39 -
Ω
Normal Value 0
°
(Melts at 216 C)
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