ā 50 ā
MAC9509078C2
CS-G93KE
Servicing Information
A. TROUBLESHOOTING
1. RATED FREQUENCY OPERATION
During troubleshooting and servicing, rated compressor operating frequency must be obtained in order to check the
specification and technical data. Below are the methods used to obtain rated compressor operating specification.
(a) Cooling
(i) Press the Test Run button on the indoor unit. The air conditioner starts operation at Cooling rated frequency.
(ii) Short the service terminal (CN-S) of the outdoor printed circuit board. The air conditioner starts operation
at Cooling rated frequency.
TEST RUN BUTTON
POWER SWITCH
(b) Heating
Keep pressing the Test Run button, switch off and on the Power Switch, then release the Test Run button. The
air conditioner starts operation at Heating rated frequency.
CN-S
POWER SLEEP TIMER
POWER
MONITOR
POWERFUL
LOW
HIGH
Untitled-8 6/20/00, 5:17 PM50
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