Troubleshooting; 9�1 Tank Will Not Fill With Water; 9�2 Fan Motor Will Not Start; 9�3 The Circulation Pump Will Not Start - Rinnai I Series Installation Manual

9. TROUBLESHOOTING

Switch OFF the power and unplug the Cooler before touching any wiring. Care shall be taken to
ensure electrical components have been isolated before performing any service work, i.e. water
IMPORTANT inlet valve.
Only an electrically qualified technician should carry out any service to electrical wiring.
ISOLATING SWITCH: The Rinnai I Series cooler has a power-isolating switch to facilitate servicing
and is located on the side of the Evaporator Module control panel. Always test for electrical
voltage before commencing any work on the cooler.
9.1 TANK WILL NOT FILL WITH WATER
Check:
•
For power at the solenoid valve when the tank should be filling.
•
If there is power to the solenoid the Aquastop may be locked, preventing the flow of water through to the
solenoid� If Aquastop is locked you will need to:
1� Isolate the bi-directional gate vale�
2� Remove supply line from the unit at the Aquastop�
3� Bleed all remaining air from the supply line into the safety tray�
4� Reconnect supply line to the unit�
5� With power to the solenoid slowly open the bi-directional gate valve�
•
The 10 Amp fuse in the meter box has not blown�
•
The Cooler's 3-pin supply plug is correctly located in the power socket�
•
For power at the power socket (plug in another appliance and test)�
•
The isolating switches at the unit and the supply power socket are turned ON�
•
The unit is turned ON at the Wall Control�
•
Call Rinnai for service�
9.2 FAN MOTOR WILL NOT START
Check:
•
The 10 Amp fuse in the meter box has not blown�
•
The Cooler's 3-pin supply plug is correctly located in the power socket�
•
For power at the power socket (plug in another appliance and test)�
•
The isolating switches at the unit and the supply power socket are turned ON�
•
The unit is turned ON at the Wall Control�
•
The fans spin freely with adequate tip clearance�
•
The quick-connect for the motor loom is not disconnected�
•
That all other electrical connections are secure, and if the motor will not start, call Rinnai for service�
9.3 THE CIRCULATION PUMP WILL NOT START
Check:
•
The 10 Amp fuse in the meter box has not blown�
•
The Cooler's 3-pin supply plug is correctly located in the power socket�
•
For power at the power socket (plug in another appliance and test)�
•
The isolating switches at the unit and the supply power socket are turned ON�
•
The unit is turned ON at the Wall Control�
•
The pump impeller is not blocked or obstructed�
•
All electrical connections are secure, and if the pump will not start, call Rinnai for service�
Rinnai 22 I Series Evap AC IM