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 TM 5-4120-341-13
REMARKS
ACTION
LOCATION/lTEM
a.
Visually inspect all piping for kinks, cracks or
14. Refrigerant Piping
splits.
Inspect all fittings for leaks.
b.
15. Valves
Visually inspect all valves for signs of damage.
Inspect valve fittings for leaks.
TESTING AND REPAIR
Avoid bodily contact With liquid refrigerant and avoid inhaling refrigerant
gas. Be especially careful that refrigerant does not come in contact with eyes.
In case of refrigerant leaks, ventilate area immediately.
16. Refrigerant Piping
a.
Check all piping and connections with a
General Electrical Type H-2 Halogen Test
Detector (or approved equal).
b.
Calibrate the detector with a General Electric
LS-20 leak standard (or approved equal) for a
pure refrigerant leak rate of 0.1 ounce per
year.
c.
Replace any piping or connection that is
leaking.
a.
17. Refrigerant Piping
b.
c.
d.
a.
Connect suction and discharge sarvice valves
18. Service Valves
to refrigerant piping.
b.
Tighten flare nuts at suction and discharge
service valves.
c.
Secure suction and discharge service valves to
buIkhead with four (4) screws.
FRONT OF HOUSING
a.
Align holes in thermostat switch with holes in
19. Front Panel
front panel.
b.
Secure thermostat to front panel with two (2)
screws.
Align holes in front panel with holes in
c.
housing.
Secure front panel with fourteen (14) screws.
d.
5-23
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