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No air blown out from air conditioner
Cause / Action
• Whether air outlet or air inlet is blocked? / Eliminate the obstacles.
• Under heating mode, whether indoor temperature increase set
temperature? (Cool and Heat model only) / The unit will stop blowing fan
after reaching set temperature.
• Whether heating mode is started up just now? (Cool&Heat model only)
/ In order to prevent cold air, air conditioner will delay for a while to be
started up, which is the normal phenomenon.
• Whether evaporator is defrosted? (confirm this by pulling out the
filter) / It's the normal phenomenon. Air conditioner is defrosting. After
defrosting is finished, it will resume operation.
Set temperature can't be adjusted.
Cause / Action
• Whether the unit operates under auto mode? / Temperature can't be
adjusted under auto mode.
• Whether the required temperature exceeds the temperature setting
range? / Temperature setting range: 16°C to 30°C
• Whether the unit is turned on or turned off just now? / There's flowing
sound of refrigerant inside the air conditioner, which is the normal
phenomenon.
Error codes
It is possible for error codes to appear in the display. If they do, take the
appropriate action as shown below.
F1, F2, F4, F0:
Please contact qualified professionals for service.
E8, H3
1. Check if the unit is under high-temperature and high-humidity
environment; if ambient temperature is too high, power off the unit
and then energize it for operation after the ambient temperature drops
to 35°C below.
2. Check if the evaporator and condenser are blocked by some objects;
if yes, take away the objects, power off the unit and then energize it
for operation.
3. If the malfunction still occur, please contact service center.
H8
1. Drain the water inside chassis.
2. If "H8" still exist, please contact the dealer to maintain the unit.
WARNING!
• If any of the phenomenon listed below occur, turn off the air conditioner
and disconnect the power immediately, and then contact the dealer
immediately.
ū Power cord is overheating or damaged
ū Abnormal sound during operation
ū Odors
ū Water leakage
• Do not repair or refit the air conditioner by yourself.
• If operate the air conditioner under abnormal condition, it may cause
malfunction, electric shock or fire hazard.
Installation Precautions
WARNING!
• Observe all governing codes and ordinances.
• Do not use damaged or non-standard power cord.
• Be caution during installation and maintenance. Prohibit incorrect
operation to prevent electric shock, casualty and other accidents.
Selection of installation location
Basic requirement
Installing the unit in the following places may cause malfunction. If it is
unavoidable, please consult your dealer for advice.
1. Locations with high temperature heat sources, vapors, flammable or
explosive gas, or volatile objects spread in the air.
2. Anywhere which has high-frequency devices installed (such as welding
machine, medical equipment).
3. Near to a coastal area.
4. Anywhere which has oil or fumes in the air.
5. Near to sulfureted gas.
6. Other places with special circumstances.
7. Do not install on unstable or motive base structure (such as truck) or in
a corrosive environment (such as chemical factory).
Requirement of air conditioner
1. Air inlet should be far away from obstacles and do not put any objects
near to the air outlet. Otherwise, it will affect the performance of heat
discharge pipe.
2. Select a location where the noise and outflow air emitted by the unit
will not affect your local neighborhood.
3. Please try your best to keep far away from fluorescent lamps.
4. Do not install this appliance in a laundry room.
5. Do not install near stairs or steps.
Requirements for electric connection
Safety precaution
1. You must follow the electric safety regulations when installing the unit.
2. Follow your local safety regulations and ensure that the correct
electrical supply is used.
3. 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.
4. Properly connect the live wire, neutral wire and grounding wire of
power socket.
5. Be sure to turn off the power supply before proceeding any work
related to electricity and safety.
6. Do not connect the power before finishing installation.
7. The air conditioner is a class 1 electric appliance and must be correctly
grounded. Please make sure it is always grounded effectively,
otherwise it may cause electric shock.
8. The yellow-green wire or green wire in air conditioner is grounding
wire, which can't be used for other purposes.
9. The grounding resistance should comply with your local electrical
safety regulations.
10. The appliance shall be installed in accordance with your countries
wiring regulations.
11. To be in compliance with IEC 61000-3-11, impedance value of power-
supply system connected to product must be less than or equal to the
allowable maximum value of |Zsys| in the following sheet:
models
UL-C10EA-W
UL-C12EA-W
UL-Y12EA-W
UL-C10UA-W
EN
max |Zsys| unit:ohm
0.13
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