Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit
10
40
Ceiling
Suspension
bolt
Spring
washer
Nut
Nut
Hanger
Right side
panel
Left side panel
Fig 4.1.2.3
4.1.3 Leveling
The water level test must be done after installing the indoor unit to make sure that the unit is
horizontal, as shown below.
Note:
Adjust the height of the unit to make the drainage pipe slant slightly downward so that
the water will drain out smoothly.
Horizontal tester
Fig 4.1.3
4.2 Refrigerant Pipe Connection
(1) Aim the aring port of copper pipe at the center of screwed joint and then tighten the aring
nut with hand as shown in Fig 4.2.
(2) Use a torque wrench to tighten up the aring nut until the wrench gives out a click sound.
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