Super Multi System - Toshiba
Super Multi System - Toshiba
Super Multi System - Toshiba
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58<br />
C<br />
�<br />
Does heating indoor fan<br />
operate normally?<br />
�<br />
Yes<br />
Is the <strong>Multi</strong> Controller PMV/<br />
solenoid valve normal?<br />
�<br />
Yes<br />
Is there any element to block<br />
heat exchange in the room?<br />
(1) Filter blockage<br />
(2) Heat exchanger blockage<br />
(3) Short circuit (air flow)<br />
No<br />
�<br />
Is communication line<br />
between indoor and <strong>Multi</strong><br />
Controller units correct?<br />
Yes<br />
�<br />
Refrigerant overcharge<br />
Blockage<br />
Pipe breakage<br />
Abnormal overload<br />
Troubleshooting<br />
Diagnostic procedure for check code<br />
No<br />
No<br />
Yes<br />
�<br />
Eliminate blocking<br />
element.<br />
No<br />
�<br />
Check and modify<br />
wiring.<br />
�<br />
Are the connector<br />
connection and coil<br />
normal?<br />
Yes<br />
�<br />
Is there a blockage on<br />
whole valve?<br />
No<br />
�<br />
Check <strong>Multi</strong> Controller<br />
PC board.<br />
If defective, replace<br />
No<br />
�<br />
Repair defective<br />
position.<br />
Yes<br />
�<br />
Replace PMV unit.<br />
Yes<br />
�<br />
Are the connection<br />
and outdoor fan motor<br />
normal?<br />
�<br />
Yes<br />
Is the sensor resistance<br />
value characteristic TC<br />
normal?<br />
No<br />
�<br />
Repair defective<br />
connection.<br />
� �<br />
Check indoor PC board.<br />
Replace TC sensor.<br />
If defective, replace<br />
No
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