Refrigerant Pipe Installation - Fisher FSKIF-121AE2-EU Service Manual

4.3 Install the Unit
Since the gravity center of the unit is not at its physical center, so please be careful when lifting it with a sling.
Never hold the inlet of the outdoor unit to prevent it from deforming.
Do not touch the fan with hands or other objects.
Do not lean it more than 45, and do not lay it sidelong.
Make concrete foundation according to the specifications of the outdoor units.
Fasten the feet of this unit with bolts firmly to prevent it from collapsing in case of earthquake or strong wind.

5. Refrigerant pipe installation

5.1 Maximum pipe length and height drop
Considering the allowable pipe length and height drop to decide the installation position. Make sure the
distance and height drop between indoor and outdoor unit not exceeded the date in the following table.
Model
12,000Btu/h
18,000Btu/h
24,000Btu/h~30,000Btu/h
36,000Btu/h ~60,000Btu/h
5.2 The procedure of connecting pipes
5.2.1 Choose the pipe size according to the specification table.
5.2.2 Confirm the cross way of the pipes.
5.2.3 Measure the necessary pipe length.
5.2.4 Cut the selected pipe with pipe cutter
 Make the section flat and smooth.
Installation
Max. Length
25m
30m
50m
65m
Lean Crude
Refrigerant pipe installation
Max. Elevation
10m
20m
25m
30m
Burr
103