GIA GIA-MCF-18M01 Service manual

OWNER’S AND INSTALLATION
MANUAL
FLOOR AND CEILING INDOOR MULTI
M01
GIA-MCF-18M01 |GIA-MCF-24M01
ENGLSIH
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Please, read carefully this manual
before using the product

II
User Notice
◆When operating, 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 units before cleaning.
◆In order to turn on the units 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 use of the rest cool air or the rest heat air in the heat exchanger,
while preparing for the next operation. And this is normal.
◆When the selected operating mode of the indoor unit are clash with the
operating mode of the outdoor unit, the malfunction light will blink after 5s on the indoor
unit or remote controller showing that the operation clash, then the indoor unit will stop.
At this time, change the operation mode of the indoor unit to the one that would not
clash with the outdoor operating mode to make the operation normal. The cooling mode
is not clash with the dry mode, while the fan mode is not clash with any mode.
◆The appliance shall not be installed in the laundry .The appliance shall not be
used by children without supervisor.
◆An all-pole disconnection switch having a contact separation of at least 3mm in
all poles should be connected in fixed wiring.
◆Missing information regarding electric supply tolerances(+/-10%, +/-1Hz) in
documentation.
◆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 0.6~1.7m.
over current protection is required(EN 60947-3, EN 60947-2).
◆The cooling range of the unit is the outdoor environment temp.-5~48℃DB, the
heating range of the unit( only for the heat pump type unit) is the outdoor environment
temp. -15~27℃DB.
◆This appliance can be used by children aged from 8 years and above and

III
persons with reduced physical, sensory or mental capabilities or lack of experience and
knowledge if they have been given supervision or instruction concerning use of the
appliance in a safe way and understand the hazards involved. Children shall not play
with the appliance. Cleaning and user maintenance shall not be made by children
without supervision.
◆The appliance shall be installed in accordance with national wiring regulations.
◆If the supply cord is damaged, it must be replaced by the manufacturer, its
service agent or similarly qualified persons in order to avoid a hazard.
Correct Disposal of this product
This marking indicates that this product should not be disposed
with other household wastes throughout the EU. To prevent possible
harm to the environment or human health from uncontrolled waste
disposal, recycle it responsibly to promote the sustainable reuse of
material resources. To return your used device, please use the return
and collection systems or contact the retailer where the product was
purchased. They can take this product for environmental safe recycling.
R410A(R32/125:50/50):2087.5

IV
Contents
ⅠSAFETY INFORMATION..................................................................................... 1
ⅡSELECTION OF INSTALLATION LOCATION AND PRECAUTIONS............................ 3
1SELECTION OF INSTALLATION LOCATION FOR AIR CONDITIONER UNIT................ 3
2SELECTION OF INSTALLATION LOCATION .............................................................. 3
3CAUTION FOR INSTALLATION WHERE AIR CONDITIONER TROUBLE IS LIKELY TO
OCCUR...................................................................................................................... 3
ⅢINSTALLATION OF FLOOR AND CEILING TYPE INDOOR UNIT .............................. 3
1SPACE DIMENSION FOR INSTALLATION OF THE UNIT ............................................. 3
2IMPORTANT NOTICE ............................................................................................... 4
3THERE ARE 2STYLES OF INSTALLATION................................................................ 4
4ELECTRICAL WIRING.............................................................................................. 7
5INSTALL THE DRAINAGE PIPE ................................................................................. 9
6INSTALL THE CONNECTION PIPES ........................................................................ 10
ⅣCONSTITUTES AND NAMES OF EVERY PART OF FLOOR AND CEILING TYPE
INDOOR UNIT...................................................................................................... 11
ⅤWORKING TEMPERATURE RANGE .................................................................. 12
ⅥMAINTENANCE METHOD ............................................................................... 12
1CLEANING THE AIR FILTERS................................................................................. 12
2CLEANING THE UNIT ............................................................................................ 12
3AT THE START OF THE SEASON............................................................................ 13
4DURING THE OFF SEASON................................................................................... 13
ⅦOPERATING INSTRUCTIONS............................................................................ 14
ⅧMALFUNCTION ANALYZING ........................................................................... 16
1SERVICE CENTER ................................................................................................ 16
2AFTER-SALES SERVICE....................................................................................... 17

Unitary Duct Split Unitary Duct Split
1
ⅠSafety Information
Please read this manual carefully before use this unit, and operate it correctly
according to the guide in this manual.
Please take specially note to the meaning of these two marks：
Warning! This mark means that it may cause casualty or badly hurt if the
operation is incorrect.
Caution! This mark means that it may cause casualty or property loss if the
operation is incorrect.
Warning!
◆For the usage safety of the air conditioner, the units should be earthed
reliably .Do not connect the earth line with the gas pipe, water pipe, drainage pipe or
other places that specialized personnel considers unsafe.
◆Air conditioner must use special power supply circuit and switches for creepage
protect and air with enough capacity should be installed in the circuit.
◆Ensure that the connecting of power cord is normal, otherwise, electric shock or
fire may happened.
◆Do not cut off the power supply to turn off the unit when it is running, otherwise
life time of units may shortened.
◆Do not mangle wire or adopts wires that are not recommend to use, otherwise,
electric shock or fire may happened.
◆Please don’t operate the unit by wet hand, or electric shock may happened.
◆Don’t insert finger or stick like things into outlet vent, otherwise, damage may
be happened.
◆Cut down the main power switch immediately if malfunction (such as smell the
burning odor etc.) happen, and then contact the special engaged maintenance center.
If the abnormal state is maintained, the unit may be damaged or electric shock or fire
may be happened.
◆Do not refit the conditioner. Please contact the agency or professional
personnel to repair or move the conditioner.
◆Do not adopt fuse with unsuitable capacity or adopt iron thread instead of fuse,
otherwise malfunction or fire may happened.
◆Do cut off the main power supply of air conditioner if it would not be used for a
long time.