Haier AC142ACNAC, Service Manual

Page: 28 / 91

TEST RUNNING
CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the
operating manual:
(1) Starting and stopping method, operation switching, temperature
adjustment, timer, air flow switching, and other remote control
unit operations.
(2) Air filter removal and cleaning, and how to use air louvers.
(3) Give the operating and installation manuals to the customer.
MOUNT THE COVER PLATE AND
THE INTAKE GRILL
Note: The following installing procedure only for series 14,18
1.Mount the cover plate. (Right)
(1) Cut a pipe exit hole in the right plate. This is only when the
pipe exits from the right side.(This operation is not required
when the protrusion is on the top or rear.)
(2) Join the cover plates (right) and mount with screws.
Cover plate (Left)
2. Mount the cover plate.(Left)
(1) Join the cover plate (left) and mount with screws.
Fig. 37
(1) The power source capacity must be the sum of the
room air conditioner current and the current of other
electrical appliances. When the current contracted
capacity is insufficient, change the contracted capacity.
(2) When the voltage is low and the air conditioner is dif-
ficult to start, contact the power company the voltage
raised.
CAUTION
1. CHECK ITEMS
(1) INDOOR UNIT
(1) Is operation of each button on the remote control unit normal?
(2) Does each lamp light normally?
(3) Do not air flow direction louvers operate normally?
(4) Is the drain normal?
(2) OUTDOOR UNIT
(1) Is there any abnormal noise and vibration during operation?
(2) Will noise, wind, or drain water from the unit disturb the neighbors?
(3) Is there any gas leakage?
(1) Cut the right side of the intake grill. This is only
when the pipe exits from the right side
3. Mount the intake grill.
Fig. 38
(2) Insert the hinges on the bottom of the intake grill into the
holes in the base assembly. Then mount the arms to the
three areas on the top of the intake grill.
Fig. 39
Fig. 35
Cover plate (Right)
Fig. 36
ELECTRICAL WIRING
(1) Always use a special branch circuit and install a special
receptacle to supply power to the room air conditioner.
(2) Use a circuit breaker and receptacle matched to the
capacity of the room air conditioner.
(3) The circuit breaker is installed in the permanent wiring.
Always use a circuit that can trip all the poles of the
wiring and has an isolation distance of at least 3mm
between the contacts of each pole.
WARNING
(4) Perform wiring work in accordance with standards so
that the room air conditioner can be operated safely
and positively.
(5) Install a leakage circuit breaker in accordance with the
related laws and regulations and electric company
standards.
INSTALLATION INSTRUCTIONS