Troubleshooting - Carrier 40MBQB09D--3 Owner's Manual

10. TROUBLESHOOTING
7.1. Troubles and causes of air conditioner
If one of the following malfunctions occur, stop operation, shut
off the power, and contact with your dealer.
[] The operation lamp is flashing rapidly (5Hz). This lamp is still
flashing rapidly after you turn off the power and turn it on again.
(Refer to Table 7-1 and Table 7-2)
[] Remote controller receives malfunction or the button does not
work well.
[] A safety device such as a fuse, a breaker frequently actuates.
[] Obstacles and water enter the unit.
[] Water leaks from indoor unit.
[] Other malfunctions.
If the system does not properly operate except the above
mentioned cases or the above mentioned malfunctions is
evident, investigate the system according to the following
procedures. (Refer to Table 7-3)
CAUTION
Please cut off the power supply when appearing the
above malfunction, check if the voltage provided is out of
range, check if the installation of air-conditioner is
correct, then electrify again after 3 minutes power off. If
the problem is still existent, please contact the local
service station or the equipment provider.
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