Mitsubishi Heavy Industries SRK25GZ-L1 Handbook page 1069

(3) Cooling test run operation (Cooling test run can be performed in winter.)
(a) Operation method
● In the normal cooling mode, hold down the "Temperature Set" switch while pushing the "Set" switch.
● Setting temperature is changed at 5˚C and the cooling test run is operated for 30 minutes.
It stops after 30 minutes.
(b) During cooling test run operation
● If ON/OFF switch is pressed or a mode other than the cooling is selected by the "Mode" switch, the cooling test run
operation is released or returns to the specified operation mode.
● If the "Temperature set" switch is pressed, the setting temperature changed at 18˚C and the cooling test run operation is
released but the cooling operation continues.
● It is effective when any switches other than the above are pressed.
(c) During the cooling test run operation, the setting temperature changed at 5°C but any other control and protective
functions are operable just like in the normal operation.
● If any error occurs, the location of error is indicated on the remote controller display or with the condition of flashing of
inspection lamp (red) on the main unit controller. Remove the cause of trouble before starting operation again.
(4) Delivery
(a) Explain how to operate the indoor unit to your customer according to the accessory owner's manual.
(b) Persuade the customer not to turn off the power switch even if the unit is not used for along time. The
air conditioner can start operation any time when your customer want to heating or cooling his room.
(The bottom of the compressor is heated with the crank case heater, and compressor troubles can be
prevented when the cooling or heating season sets in.)
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