How it Works
Haier
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MVAL048MV2AA
Owner’s Manual
20 pgs1.33 Mb0
Table of contents
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Haier MVAL048MV2AA, MVAL042MV2AA, MVAL036MV2AA, MVAL030MV2AA, MVAL024MV2AA Owner’s Manual

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Indoor Unit Operation & Installation Manual
MVAL009MV2AA
MVAL012MV2AA
MVAL018MV2AA
MVAL024MV2AA
MVAL030MV2AA
MVAL036MV2AA
MVAL042MV2AA
MVAL048MV2AA
No. 0150524546
• Please read this manual carefully before using.
• Keep this operation manual for future reference.
Original instructions
User Manual
Contents
Parts and Functions...........................................................................................................................................................1
Fault Checkup ...................................................................................................................................................................6
Your air conditioner may be subject to any change owing to the improvement of Haier products.
MRV series multiple air conditioning systems adopt the consistent running mode, by which, all indoor units can only be heating or refrigerating operation at the same time.
To protect the compressor, the air conditioning unit should be powered on for over 12 hours before using it.
All indoor units of the same refrigerating system should use the unied power switch to ensure that all indoor units are in the state of being powered on at the same time during the operation of air conditioner.
Product Features:
1.Hanging-style installation to save space;
2.Automatic display of faults;
3.Central control function; (optional from our company).
4.If there is a power outage while the system is operating, the system will resume the last mode and settings it was set to run in.
5.This indoor unit ships with wireless controller. It is compatible with both YR-E17 and YR-E16 wired controllers.
Warning
• If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualied persons in order to avoid a hazard.
his equipment should not be used or serviced by personnel who have not been properly trained in its operation and
• T
maintenance.
• Children should be supervised to ensure that they do not play with the appliance.
• The appliances are not intended to be operated by means of an external timer or separate remote-control system.
• Keep the appliance and its cord out of reach of children.
Operation condition:
To use the air conditioner normally, please perform as to the below conditions.
Operating Range of Air Conditioner
Cooling
Indoor
dry
Outdoor
Indoor
Heating
Outdoor
Max. DB: 90°F(32°C) WB: 74°F(23°C)
Min. DB: 64°F(18°C) WB: 57°F(14°C)
Max. DB: 115°F(46°C) WB: 79°F(26°C)
Min. DB: 23°F(-5°C)
Max. DB: 80°F(27°C)
Min. DB: 59°F(15°C)
Max. DB: 75°F(24°C) WB: 59°F(15°C)
Min. DB: -4°F(-20°C)

Parts and Functions

Indoor unit
Outlet guide plate (air direction can be adjusted by using direction adjustment key on the remote controller)
Air-inlet grille
Air lter (inside air-inlet grille)
1

Safety

• This manual should be saved and stored close to this air conditioning equipment.
• There are two types if indications. Both are related to safety and should be strictly followed. " issues that pose a risk of major injury or death. "
injury.
• After installation and start-up commissioning, please give the manual to the user. The manual should be kept in safe place and close to the unit.
Caution" highlights issues that pose a risk of equipment or bodily
Warning" highlights
WARNING
• Installation and maintenance should be performed by an authorized agency. The wrong operation of this air condition equipment may cause water damage, electric shock or re.
• Please install the unit on the top of a solid foundation or structure which is strong enough to support the unit.
• The installation of this condition equipment should follow local building codes.
• Use the right cable size, secure the terminal rmly, organize the cables well and make sure no tension is added on cables. Cable insulation should not be damaged. Improper wire installation may lead to re.
• This unit is only compatible with R-410A refrigerant. If any other gas enters the system, it may lead to abnormal high pressure which may cause damage or injury.
• Only use branches supplied by Haier. Use of any other branches will void warranty.
• Keep the condensate drain pipe away from toxic gas vents to prevent possible pollution of indoor environment.
• Care should be taken to ensure that there are no refrigerant leaks. R-410A is a heavy gas and will displace oxygen. Ventilate the area if a leak if found.
• The unit is not explosion-proof. Please keep it away from ammable gases.
• The drain pipe should be installed per this manual to ensure proper drainage. The pipe should be well insulated to avoid condensation. Wrong installation may lead to water damage.
• Both liquid pipe and the vapor pipe should be also well insulated. Not enough insulation may lead to system performance deterioration or condensate formation.
• This equipment should not be used or serviced by personnel who have not been properly trained in its operation and maintenance.
• Children should be supervised to ensure that they do not play on or near the equipment.
• Keep the appliance and its cord out of reach of children.
• The appliances are not intended to be operated by means of an external timer or separate remote-control system.
CAUTION
• Grounding wire should be connected to the grounding bar. The grounding wire cannot be connected to the gas pipe, water pipe, lightening rod or the telephone grounding wire. Improper grounding may cause electric shock.
• A circuit breaker should be installed. If not, it may cause electric shocks or accidents.
• After installation, the air condition equipment should be powered on and passed the electric leakage current lest.
• If the ambient humidity is more than 80%, if the water discharge hole is blocked or the lter becomes dirty or the airow speed changes, this may lead to condensate water leaks. There may also be some drops of water spraying out.
2
Safety
Attention
• Do not put any heating apparatus under the indoor units. The heat may cause distortion of the units.
• Pay attention to the ventilation to avoid anoxic injury.
• Do not place an open ame in the path of blowing air.
• Do not install in a corrosive environment. If the base collapses, the unit may fall and cause damage, product failure, personal injury or death.
• 3-minutes protection To protect the unit, there is a 3-minute time-out after the unit stops or after power is applied.
• Close the window to avoid outdoor air getting in. Curtains or window shutters can be put down to avoid the sunshine.
• Do not touch the power switch with the wet hand to avoid power shock.
• Turn off the system and remove power when servicing the unit.
• Do not use the unit for special purposes such as preserving foods, works of art etc. It is an air conditioner for comfort cooling / heating, not a precision refrigeration system.
Notices during Operation
• Use the correctly rated breaker or fuse. Improper breaker or fuse may lead to re, electric shock, explosion, personal injury or death.
• Do not permit water or steam to enter the unit and the wired controller. There is risk of unit failure, re, electric shock, personal injury or death.
• Turn off the power to save energy if the unit will be not used for a long period. If the unit is not powered off, it will consume power.
• Don't remove power while system is running.
• Do not clean the unit with water spray. There is risk of unit failure, re, electric shock, personal injury or death.
• Keep ammable gas or combustibles away from the unit. There is risk of product failure, re, personal injury or death.
• Please keep children away from this air condition equipment.
3

Maintenance

Attention
• Repair can only be performed by licensed service technicians.
• Before touching the electrical connections, all power supplies should be turned off. Only after switching off the power supply can the operator clean the air conditioner otherwise there is a risk of electric shock or injury.
• When cleaning the air cleaner, make sure to use a stable platform; don't ush the air conditioner with water, or electric shock might occur.
Filter Maintenance:
Clean the air lter & air inlet grid.
• Don't remove the air lter except for cleaning, or faults may occur.
• When the air conditioner operates in the environment with too much dust, clean the air conditioner more times (generally once every two weeks).
1. Remove the air inlet grid as shown below: press on the two locks on the grid (as shown in Fig. 1), gently
lift it at a 45 degree angle (as shown in Fig. 2), and then remove the air inlet grid.
2. Dismantle the lter: press the outer frame of the air inlet grid, and draw the base angle of the lter pull it out as to
disengage the locks, and remove the lter (as shown in Fig. 3).
press down the locks
Fig. 1 Fig. 2 Fig. 3
hinge
lock port
remove air inlet grid
bottom of gauze
locks
hinges
frame of air inlet grid
Cleaning Air Cleaner
Clean the air lter with a vacuum or water to remove dust. For heavy dust, use the vacuum or directly spray mild soap on the air inlet grid, and then clean it with water after soaking for ~10 minutes. (A) remove dust with dust collector.
(B) for heavy dust, use a soft brush and mild detergent to clean. (C) rinse off water/soap and dry in a cool place.
Attention
• Do not clean it with hot water 122°F(50°C) to avoid fading or distortion.
4
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