Product Data - INVENTOR u-match on/off Service Manual

Air conditioning systems
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U-MATCH AIR CONDITIONERS
Function
Memory function
Remote control function
Timing function
Self-diagnosis with alarm function
Sleep function
Automatic function
Cool air proof function
Weekly
Timer
High/low pressure protection
Overload protection
Over current protection
Discharge high
temperature protection
Reverse (open) phase protection
Anti-high
temperature protection
Timing ON/OFF display
Fan speed display
Function model display
Testing display
Temperature display

4 PRODUCT DATA

when unit restart after power off, it will run on former status, the mode and
parameter are kept the same
wireless controller and remote controller can be opted, and the maximum
control distance of remote controller is 10m.
it can timing ON/ OFF separately, meanwhile, it can also can timing on
circularly
once unit has malfunction, the malfunction code will be indicated and alarm
ring immediately
it can self control for saving energy in energy saving mode.
the fan of indoor unit can adjust fan speed automatically based on actual
demand when cooling or heating under automatic mode
the fan starts only when the temperature of indoor unit heat exchanger is higher
than indoor temperature under heating mode
Centralized Control and Week Timer Functions: The centralized controller and
the weekly timer are integrated in the same wire controller. The system has both
the centralized control and the week timing functions. Up to 16 sets of units can
be controlled simultaneously by the centralized controller (weekly timer). The
weekly timer has the function of invalidating the lower unit. The weekly timing
function is able to realized four timing ON/OFF periods for any unit every day,
so as to achieve fully automatic operation. No timing control can be set for
holidays.
when suction pressure is too low or discharge pressure is too high, compressor
will stop and unit display malfunction code
compressor has its own overheat protection, once the temperature of compressor
is higher than allowable level, compressor will stop and only when temperature
recovery, compressor restart
once the current of compressor is higher that normal level, compressor will stop
and unit display malfunction code
once the discharge temperature of compressor is higher than allowable value,
compressor will stop and unit display malfunction code
once the phase sequence of power supply is incongruent or the phase is absent,
unit can't work and display malfunction code
once the heat exchanger temperature of indoor unit is too high, compressor stop
and unit display malfunction code.
display and timing turn ON/OFF time
display the speed (high, medium, low) of fan
cooling mode, dehumidifying mode, heating mode, fan mode
display testing mode
display room temperature and set temperature
Description
PRODUCT
5

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