45MBCAQ: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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TEST RUN
Before Test Run
A test run must be performed after the entire system has been completely
installed. Confirm the following points before performing the test:
• Indoor and outdoor units are properly installed.
• Piping and wiring are properly connected.
• No obstacles near the inlet and outlet of the unit that might cause poor
performance or product malfunction.
• Refrigeration system does not leak.
• Drainage system is unimpeded and draining to a safe location.
• Heating insulation is properly installed.
• Grounding wires are properly connected.
• Length of the piping and additional refrigerant capacity have been
recorded.
• Power voltage is the correct voltage for the unit.
Test Run Instructions
1. Open the liquid and gas stop valves.
2. Turn on the main power switch and allow the unit to warm up.
3. Set the unit to COOL mode.
4. For the Indoor Unit:
a. Ensure the remote control and its buttons work properly.
b. Ensure the louvers move properly and can be changed using the
remote control.
c. Double check to see if the room temperature is being registered
correctly.
d. Ensure the indicators on the remote control and the display panel
on the indoor unit work properly.
e. Ensure the manual buttons on the indoor unit works properly.
f. Check to see that the drainage system is unimpeded and draining
smoothly.
g. Ensure there is no vibration or abnormal noise during operation.
5. For the Outdoor Unit:
a. Check to see if the refrigeration system is leaking.
b. Make sure there is no vibration or abnormal noise during
operation.
c. Ensure the wind, noise, and water generated by the unit does not
disturb your neighbors or pose a safety hazard.
6. Drainage Test
a. Ensure the drainpipe flows smoothly. New buildings should
perform this test before finishing the ceiling.
b. Remove the test cover. Add 2,000ml of water to the tank through
the attached tube.
c. Turn on the main power switch and run the unit in COOL mode.
d. Listen to the sound of the drain pump to see if it makes any
unusual noises.
e. Check to see that the water is discharged. It may take up to one
minute before the unit begins to drain depending on the drainpipe.
f. Make sure that there are no leaks in any of the piping.
g. Stop the unit. Turn off the main power switch and reinstall the test
cover.
NOTE: If the unit malfunctions or does not operate according to your
expectations, refer to the Troubleshooting section of the Owner’s
Manual before calling customer service.
PACKING AND UNPACKING THE UNIT
Unpacking Indoor Unit:
1. Cut the packing belt.
2. Unpack the package.
3. Take out the packing cushion and packing support.
4. Remove the packing film.
5. Take out the accessories.
6. Lift the unit and lay it flat.
Unpacking Outdoor Unit:
1. Cut the packing belt.
2. Take the unit out of the package.
3. Remove the foam from the unit.
4. Remove the packing film from the unit.
Packing Indoor Unit:
1. Put the indoor unit into the packing film.
2. Put the accessories in.
3. Place the packing cushion and packing support.
4. Put the indoor unit into the package.
5. Close the package and seal it.
6. Use the packing belt if necessary.
Packing Outdoor Unit:
1. Put the outdoor unit into the packing film.
2. Put the bottom foam into the box.
3. Put the outdoor unit into the package, then put the upper packaging
foam on the unit.
4. Close the package and seal it.
5. Use the packing belt if necessary.
NOTE: Keep all packaging items if you may need in the future.
Failure to perform the test run may result in unit damage, property
damage, or personal injury.
CAUTION
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