Owner and Installation Manual
Table Of Contents
- 1 Safety Precautions
- 2 Installation Precautions and Location Choosing
- 3 Installation of Floor and Ceiling Type Indoor Unit
- 4 Part Names of Floor and Ceiling Type Indoor Unit
- 5 Working Temperature Range
- 6 Maintenance Method
- 7 Operating Instructions
- 8 Malfunction Analysis
When installing, the entire capacity of the cooperating indoor unit should be not larger than
150% of outdoor unit, otherwise, it will cause the shortage of cooling (heating) capacity.
The power supply of the entire unit must be the power supply of outdoor unit. And disconnect
the main power of outdoor unit before cleaning.
In order to start up the unit successfully, the main power switch should be opened 8 hours
before the operation.
After receiving the turn off signal, every indoor unit will continue to work for 20-70sec to
make good use of the rest cool air or the rest heat air in the heat exchanger, which will prepare for
the next operation. And this is normal.
When the selected operating mode of the indoor unit is conicted to the operating mode of
the outdoor unit, 5 sec later, the malfunction hint will be shown on the indoor unit or wired controller,
then the indoor unit will stop. At this time, change the operating mode of the indoor unit to the one
that would not conict with the outdoor operating mode to make the operation normal. The HEAT
mode conicts with each of the COOL mode, DRY mode and FAN mode, while the COOL mode,
DRY mode and FAN mode are compatible between each other.
The appliance shall not be installed in the laundry. The appliance shall not be used by
children without supervisor.
Power supply uctuating range (+/-10%, +/-1Hz) .
Humidity range: 30%~95%.
Main switch provided by end user: main switch handle should be black or gray, it can be
locked in “OFF” position with padlock.
The main disconnection device should be installed at a height of 1.97-5.6ft (0.6~1.7m).
Over current protection is required(UL 1995,CSA C22.2).
The cooling range of the unit is the outdoor ambient temp 23-118
heating range of the unit (only for the heat pump type unit) is the outdoor ambient temp.
This appliance is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not play with the appliance.
Thank you for selecting C&H air conditioner. Before use, please read this manual
carefully and keep it properly for furthur reference.