|
| |
TM 5-4120-361-14
Figure 4-21.
Drain tubes,
(2) Refer to figure 4-21 and re-
move clamps which hold plastic drain
tubes to fittings.
c.
Inspection and Servicing.
—
(1) Inspect tubes for cracks, ob-
structions and loose connections.
(2) Clean tubes with low pressure
compressed air or flush with water.
d.
Installation.
—
(1) Refer to figure 4-21 and re-
place tubes and clamp securely.
(2) Refer to figure 4-1 and re-
place the evaporator inlet louver.
4-36.
Liquid Line Solenoid Valve, L1
a.
General.
The normally-open liq-
uid line solenoid valve is electrically
closed when the mode selector switch is
turned to COOL.
When the temperature
control thermostat is satisfied, the
liquid line solenoid valve opens placing
the refrigerant system in the bypass
condition.
removal and installation
b.
Inspection
front cover)
(1) Refer to
rear top cover.
(2) Refer to
nut from valve.
(See WARNING inside
figure 4-4 and remove
figure 6-3 and remove
(3) Remove valve cover and inspect
coil for cracks, breaks, loose connec-
tions, frayed wires or other defects.
(4) Report any defects to direct
support maintenance.
c.
Test.
Using a multimeter, test
across the valve coil leads for contin-
uity.
If no continuity is indicated,
the coil may be defective.
Report to
direct support maintenance.
4-37.
Pressure Equalizing Solenoid
Valve, L2
a.
General.
The normally-open
equalizing solenoid valve is electri-
cally closed when the mode selector is
turned to COOL.
When power is switched
from the solenoid coil the valve opens,
equalizing the high side to low side
pressure.
4-32
|
