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IMPORTANT SAFETY INFORMATION
NOTICE
This manual should be given to the building owner and kept for future reference.
• There are two types if indications. Both are related to safety and should be strictly followed.
WARNING
"Warning" highlights issues that pose a risk of major injury or death.
CAUTION
"Caution" highlights issues that pose a risk of equipment or bodily 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.
WARNING
For your safety, the information in this manual must be followed to minimize the risk of fire, electric
shock, or personal injury.
• The power supply wiring must be replaced by the
manufacturer or a qualified contractor if it becomes
damaged in order to avoid hazard or injury.
• This equipment should not be used or serviced by
personnel who have not been properly trained in its
operation and maintenance.
• Your air conditioner model may be updated or changed
from time to time as Haier Products are improved.
• MRV series multiple air conditioning systems adopt the
consistent running mode, in which all indoor units must
operate in the same mode; either heating or cooling.
Product Features:
1. Suspended indoor unit installation saves space.
2. Automatic display of error and fault codes. Please refer
to Page 25.
3. Optional central controller.
WARNING
RISK OF ELECTRIC SHOCK. Could cause injury or death.
• An adequate ground is essential before connecting the
power supply.
• Disconnect all connected electric power supplies before
servicing.
WARNING
RISK OF FIRE. Could cause injury or death.
• Do not store or use combustible materials, gasoline or other flammable vapors or liquids in the vicinity of this or any other
appliance.
4
• Children should be supervised and kept away from this
equipment.
• This equipment is not intended to be operated by means
of an external timer or separate remote-control system.
• Keep the equipment and its cord out of reach of children.
• The air conditioning unit should be powered on for over 12
hours before use to protect the compressor.
• All indoor units associated with the same refrigeration
system should have a common electrical disconnect
switch and power source.
4. The system will resume operation in the last operating
mode in the event of a power outage.
5. I understood all controllers are purchased separately for
MRV products.
• Repair or replace immediately all electrical wiring that has
become frayed or otherwise damaged. Do not use wiring
that shows cracks or abrasion damage along its length or
at either end.
31-5000755 Rev. 0
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