Test Operation - North American HVAC MOC-12HFN1-MS0W Service Manual

 Do not use metal wire tube at the place with acid or alkali corrosion, adopt plastic wire tube to replace it.
 There must be not wire connect joint in the wire tube If joint is a must, set a connection box at the place.
 The wiring with different voltage should not be in one wire tube.
 Ensure that the color of the wires of outdoor and the terminal No. are same as those of indoor unit
respectively.

11 Test operation

11.1 The test operation must be carried out after the entire installation has been
completed.
11.2 Please confirm the following points before the test operation.
 The indoor unit and outdoor unit are installed properly.
 Tubing and wiring are correctly completed.
 The refrigerant pipe system is leakage-checked.
The drainage is unimpeded.

 The ground wiring is connected correctly.
 The length of the tubing and the added stow capacity of the refrigerant have been recorded.
 The power voltage fits the rated voltage of the air conditioner.
 There is no obstacle at the outlet and inlet of the outdoor and indoor units.
 The gas-side and liquid-side stop values are both opened.
 The air conditioner is pre-heated by turning on the power.
11.3 Test operation
Set the air conditioner under the mode of "COOLING" by remote controller, and check the following points.
Indoor unit
 Whether the switch on the remote controller works well.
Whether the buttons on the remote controller works well.

 Whether the air flow louver moves normally.
 Whether the room temperature is adjusted well.
 Whether the indicator lights normally.
 Whether the temporary buttons works well.
 Whether the drainage is normal.
 Whether there is vibration or abnormal noise during operation.
Outdoor unit
Whether there is vibration or abnormal noise during operation.

 Whether the generated wind, noise, or condensed of by the air conditioner have influenced your
neighborhood.
 Whether any of the refrigerant is leaked.
Installation
Test operation
105