|
| |
Figure 5-17,
Check valve, remval and installation.
d. Installation.
(1) Install the check valve in the reverse
order of removal.
(2) Refer to paragraph 6-3 for soldering
procedures.
(3) Pressure test, evacuate, and recharge
the refrigerant system (para 6–5).
5-29. Accumulator Tanks
a. General. The accumulator tanks are in-
stalled in the system to permit low ambient tem-
perature operation by supplying additional liquid
refrigerant to the evaporator coil.
b. Removal.
(1) Discharge the refrigerant system (para
6-3).
(2) Refer to figure 3-4 and remove the top
access cover.
(3) Refer to paragraph 5-17 and remove the
evaporator expansion valve.
(4) Remove the evaporator expansion valve
bracket from the top partition panel (fig. 5-16).
(5) Disconnect electrical heater element
plug at top partition panel (fig. 5-18).
(6) Refer to figure 5-18 and remove the
tank.
c. Installation.
(1) Install the tank in the reverse order of
removal.
(2) Refer to paragraph 6-3 for soldering
procedures.
(3) Pressure test, evacuate, and recharge
the refrigerant system (para 6–5).
5-30. Refrigerant Receiver
a. General. The refrigerant receiver is con-
nected to the inlet and outlet lines of the con-
denser coil and serves as a storage tank for liquid
refrigerant.
b. Removal.
(1) Discharge the refrigerant system (para
6-3):
(2) Remove the junction box (para 3-24).
(3) Refer to figure 5–19 and remove the re-
frigerant receiver.
c. Installation.
(1) Install the refrigerant receiver in the
reverse order of removal.
(2) Refer to paragraph 6-3 for soldering
procedures.
(3) Pressure test, evacuate, and recharge the
refrigerant system (para 6-5).
5-22
|
