40MBFAQ: Owner’s Manual
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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TROUBLESHOOTING
Refer to Table 3 before contacting your local dealer.
Table 2 — Periodic Maintenance
* Increase frequency in dusty zones.
† Maintenance to be carried out by qualified service personnel. Refer to the Installation Manual.
Common Problems
Table 3 — Common Problems
* Diagnostic lights are a combination of lights that will illuminate in the display area on the unit. They are a combination of the lights you see during normal operation.
INDOOR UNIT EVERY MONTH EVERY 6 MONTHS EVERY YEAR
Clean Air Filter*
··
Replace Carbon Filter
·
Change Remote Control Batteries
·
OUTDOOR UNIT EVERY MONTH EVERY 6 MONTHS EVERY YEAR
Clean Outdoor Coil from Outside
·
Clean Outdoor Coil from Inside†
·
Blow Air Over Electric Parts†
·
Check Electric Connection Tightening†
·
Clean Fan Wheel†
·
Check Fan Tightening†
·
Clean Drain Pans†
·
PROBLEM POSSIBLE CAUSE SOLUTION
Unit/System Does Not Work
The circuit breaker has tripped or a fuse has
blown.
Reset the circuit breaker or replace the fuse with the specified
replacement fuse.
Power failure Restart the operation when the power is restored.
Diagnostic lights illuminate.* Call your service representative
Voltage is too low. Call your service representative.
Unit stops during operation
The OFF timer is not operating correctly. Restart the operating mode.
Diagnostic lights illuminate Call a service representative for service