AUX AMCA-H09/4R1A, Service Manual

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AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit
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1. Function Introduction
Anti-cold-air (Heat pump only)
When starting the heating operation, the fan speed is regulated automatically from the lowest grade to the preset
level, according to the temperature rising of evaporator. The function can prevent cold air blowing out at the
beginning of the operation, which avoids the discomfort to the user.
Self-diagnosis function
Monitoring some abnormal operations or parts failures, which happens microcomputer of the air
conditionerwhichswitch off and protect the system automatically. Meanwhile, the error or protection code will be
displayed on the indoor unit.
24-hour timer
User can set on the timer to turn on or off the air conditioner any time within 24 hours.
Force cooling
This function is convenient when user can’t find the remote controller.
Intelligent defrosting
Normal defrost function can only be operated in certain time, but AUX commercial air conditioner’s intelligent defrost
can start automatically according to the surrounding condition.
Auto restart
If the machine is suddenly shut down during operation, the unit will record the operating mode, and restore to it when
the power is on.
Sleep Mode
User can select mode after pressing time-off button, this function will adjust temperature automatically, which makes
a comfortable sleep environment and save energy.
Low ambient cooling
The air conditioner with a special built-in low ambient cooling component can be used in temperature as low as -15C
for cooling operation.