Thank you for selecting С&H air conditioners. Please read this manual
carefully before operation and keep it for further reference.
O W
N E R ' S M A N U A L
C&H A IR C O N D
ITI O
N E R S
CH-M18LH2A
CH-M21LH2A
Split Air Conditioner
DELUXE MULTI SERIES
MODELS:
CONTENTS
This symbol stands for the items
should be forbidden.
This symbol stands for the items
should be followed
Thank you for choosing C&H air conditioner, please read this owner's manual
carefully before operating the unit and keep it carefully for consolation.
The products in this manual may be different with the real one, according to different
models, some models have displayer and some models without displayer, the position
and shape of the displayer please refer to the real one.
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 they safety.
Children should be supervised to ensure that they do not play with the appliance.
Do not dispose this product as unsorted municipal waste.
Collection of such waste separately for special treatment
is necessary.
Operation and maintenance
■
Notices for operation
.......................................................................1
■
Notices for use
...............................................................................3
■
Names and functions of each part
..................................................5
■
Operation of wireless remote control
.............................................6
■
Clean and care
...............................................................................11
■
Troubleshooting
............................................................................13
Operation and maintenance-notices for operation
from the units more than 1m.
the air conditioner by yourself.
an electric shock or fire, so
1
★
Earth: The
ground
be
connected!
If not, please ask the qualified
personnel to install. Furthermore, don't
connect each wire to the gas pipe,
water pipe, drainage pipe or any other
improper places.
★Be sure to pull out the power plug when
not using the air conditioner for a long
time.
Otherwise, the accumulated dust
may cause fire or electric shock.
★
Select the most appropriate
temperature.
.
Keep room coo
er than outside
about 5 degree.
It can preclude the electricity wasted.
★
Don't leave windows and
doors open for a long time
while operating the air conditioner.
It can decrease the air conditioning
capacity.
★
Don't block the air intake or outlet
vents of both the outdoor and indoor
units.
It can decrease the air conditioning
capacity or cause a malfunction.
★
Keep combustible spray away
It can cause afire or explosion.
★
Please note whether the installed
stand is firm enough or not.
If it is damaged, it may lead to
the fall of the unit and cause
the injury.
★
Don't step on the top of the
outdoor unit or place something
on it.
As falling off the outdoor unit
can be dangerous.
★
Don't attempt to repair
The wrong repair will lead to
you should contact the service
center to repair.
Notices for operation
burning.
2
★
If the supply cord is damaged, it
must
be replaced
by the manufacturer or its service agent or a
similarly qualified person in order to avoid a
hazard.
★
Don't insert your hands or stick into the air
intake or outlet vents.
Otherwise it will cause accident.
★
Don't blow the wind to animals and plants
directly. It can cause a bad influence to them.
★
Don't apply the cold wind to the body for a
long time.
It can cause the health problems.
★
Don't use the air conditioner for other purposes,
such as drying clothes, preserving foods, etc.
★ Splashing water on the air conditioner can
cause an electric shock and malfunction.
★
Don't place a space heater near the air
conditioner.
Or CO toxicosis may occur for imcomplete
★
The airflow direction can be adjusted appropriately.
At operating, adjust the vertical airflow direction by
adjusting the louvers of upward/downward direction.
And then, hold two ends of left and right louver to
Notices for use
Working principle and special functions for cooling
Principle:
Air conditioner absorbs heat in the room and transmit to outdoor and discharged, so that
indoor ambient temperature decreased, its cooling capacity will increase or decrease by
outdoor ambient temperature.
Anti-freezing function:
If the unit is running in COOL mode and in low temperature, there will be frost formed on
the heat exchanger, when indoor heat exchanger temperature decreased below 0℃, the
indoor unit microcomputer will stop compressor running and protect the unit.
Working principle and special functions for heating
Principle:
*
Air conditioner absorbs heat from outdoor and transmits to indoor, in this way to increase
room temperature. This is the heat pump heating principle, its heating capacity will be
reduced due to outdoor temperature decrease.
*
If outdoor temperature becomes very low, please operate with other heating equipments.
Defrosting:
When outdoor temperature is low but high humidity, after a long while running, frost will
form on outdoor unit, that will effect the heating effect, at this time, the auto defrosting
function will act, the heat running will stop for 8-10mins.
*
*
During the auto defrosting, the fan motors of indoor unit and outdoor unit will stop.
During the defrosting, the indoor indicator flashes, the outdoor unit may emit vapor.
This is due to the defrosting, it isn't malfunction.
After defrosting finished,the heating will recover automatically.
*
*
Anti-cool wind function:
In "Heat" mode, under the following three kinds of state, if indoor heat exchanger doesn't
arrive at certain temp., indoor fan will not act, in order to prevent cool wind blowing(within
2 mins):
1. Heating starts.
2.After Auto Defrost finished.
3.Heating under the low temperature.
3
Notices for use
Anti-cool wind function:
In "Heat" mode, under the following three kinds of state, if indoor heat exchanger doesn't
arrive at certain temp., indoor fan will not act, in order to prevent cool wind blowing(within
2 mins):
1. Heating starts. 2.After Auto Defrost finished. 3.Heating under the low temperature.
Gentle Breeze
In the following situation, the indoor unit may blow gentle breeze, and
the guide louver rotate to a certain position:
1. In “Heat” mode, the unit turned on, the compressor doesn’t arrive the starting condition.
2. In “Heat” mode, the temperature arrive at the setting value and the compressor stop
running about 1min.
The operating temperature range (outdoor temperature) for cooling unit is 21℃~ 48℃；
for cooling and heating unit is -7℃~ 48℃.
4
Working temperature range
Indoor sideDB/WB(oC)
Outdoor sideDB/WB(oC)
Maximum cooling
35/24
48/30
Minimum cooling
21/15
21/-
Maximum heating
24/---
21/15.5
Minimum heating
20/---
-7/-8
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