18-AH47D1-2
11
Figure 18 - Attaching sensing bulb
Figure 19 - Insulating the sensing bulb
Note: Steps 6 and 7 do not apply to units
equipped with FCCV.
6) Attach the TEV sensing bulb to the suction
manifold. The bulb should be between the 8 - 4
o’clock position on the line. (See Figure 18)
7) Insulate the TEV sensing bulb. (See Figure 19)
8) Reinstall the outer sheet metal cover using
screws previously removed.
9) Reconnect the condensate drain piping mak-
ing sure there is a trap in the main drain line
10) Install the front panels of the unit removed in
earlier steps.
11) Pull a vacuum on the refrigerant system to 500
microns or less.
12) Refill the system with new refrigerant or re-
lease the charge from the outdoor unit to the
refrigerant piping system.
13) Start outdoor unit and set refrigerant charge
per the outdoor unit installation instructions.
Note: Arrange baffles and horizontal pan on
new coils to match previous installation.
