4
Duct Type Split Air Conditioner
Service Manual
PRODUCT
3 FUNCTION
3.1 Features-outdoor units
Features Description
Quality condenser coil The coil is constructed of golden aluminum sheet and inner groove copper pipe.
Coil protected Coils are protected from damage by a metal grill.
Protected compressor
High/low pressure protection, discharge high temperature protection, overload protection, reverse
(open) phase protection, sensor malfunction alarm.
Resisting corrosion
Cabinet is made of pre-painted steel. The pre-treated at galvanized steel provides a better paint to
steel bond, which resists corrosion and rust creep. Special primer formulas ensure minimal fading
when exposed to sunlight.
Low operating sound level Low noise fan and low noise compressor with isolator.
Low maintenance Quality compressor and motor are used.
Factory tested
All units are factory tested prior to dispatch to verify system operation and control functioning before
shipment.
3.2 Features-indoor units
features Description
Flexible installation Condensing water tube and refrigerant tube are in same direction, it’s better for installation.
Long-distance duct air supply
It adopts high static pressure design, so air is centralized handling in the indoor unit and implant long-
distance duct air supply.
The capacity range The capacity range is 20kW to 40kW.
Convenient operation Simple controller and intelligent remote controller make unit more convenient operation.
Good indoor air quality
It can connect many supply-air outlet to the duct, so that it can make the temperature and humidity of
the whole room equality, meanwhile, it can lead in fresh air, makes well indoor unit air quality. All units
are provided with lters that are easily accessible from the rear of the unit.
Microcomputer control
The controls provide for compressor delay protection, Remote control function, temperature setting,
fan function, sleep function, memory function, self-diagnosis with alarm function.
Quality evaporator Evaporator coils are constructed of inner groove copper tube and hydrophilic aluminum sheet.
Low operating sound The fan motors are resilient mounted to minimize vibration and noise.
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