5 OUTDOOR UNIT
INSTALLATION
5.1 Overview
This chapter includes the following information:
Open the unit
Outdoor unit installation
Welding refrigerant piping
Refrigerant piping check
Refrigerant charging
Electrical Wiring
5.2 Opening the Unit
5.2.1 Opening the outdoor unit
Remove four mounting screws A on the middle panel;
A
A
Screw
Hold the parts indicated as B in the figure on the
middle panel and gently pull the panel outward.
The hooks on the panel are hung on the holes of
the side plate.
B
B
Upper panel
5.2.2 Opening the electric control box
Middle panel
Handle
Lower panel
Figure 5.1
B
Figure 5.2
28
Hold the panel with one hand and lift the handle
with the other hand to disengage the left and right
hooks from the holes of the side plate in turn.
NOTE
When removing the panels, remove the middle
panel first, and then the other panels. Similarly,
when installing the panels, install other panels
first, and then the middle panel.
Loosen the two screws (by turning them 1 to 3
turns counter-clockwise) from the cover of the
electric control box.
Lift the cover upwards for 7 to 8mm, and then turn
it outwards for 10 to 20mm.
Slide down the cover to remove it.
Models 252-450
Figure 5.3
Figure 5.4
V.1