Mitsubishi Electric PU-P2VGA Technical & Service Manual page 27

OPERATING PROCEDURE
9. Removing the pressure switch
<Low pressure>
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove the electrical box. (See Photo 3)
(4) Disconnect the lead wire of the pressure switch. (See Photo 4)
(5) Remove the braze part of the pressure switch.
Note : When installing the pressure switch, cover the pressure
switch with a wet cloth to prevent the pressure switch
from heating, then braze it.
<High pressure>
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove the electrical box. (See Photo 3)
(4) Disconnect the lead wire of the pressure switch.
(See Photo 6)
(5) Remove the braze part of the pressure switch.
Note : When installing the pressure switch, cover the pressure
switch with a wet cloth to prevent the pressure switch
from heating, then braze it.
10. Removing the refrigerant capillary tube
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Remove the electrical box. (See Photo 3)
(4) Remove the 3 rear panel fixing screws (5
2 valve bed fixing screws on the right side (4
remove the rear panel. (See Photo 6)
(5) Remove the inter connecting piping (liquid pipe) from
the connecting section.
11. Removing the Bell mouth
(1) Remove the 6 fan guard fixing screws (5
remove it. (See Photo 1)
(2) Remove the top panel.
(3) Remove a bell mouth fixing screw (5
Photo 6
15) and
10) to
Photo 7
15) to
15) to remove it.
27
PHOTOS
Bell mouth fixing screw
Capillary
tube
Lead wire
Pressure
switch
<High>
Valve
bed
fixing
screws