TM 5-3805-281-24-1
Adjustments
EVACUATE R134A SYSTEM
SPECIFICATIONS
System Evacuation Vacuum
98 kPa (980 mbar) (29 in Hg)
Pressure
If System Evacuation Vacuum
15 Minutes
Cannot Be Obtained, Test
System For Leaks. Time
Evacuation Time
15 minutes
Subtract Pressure For Each 300
3.4 kPa (34 bar) (1 in. Hg)
m (1000 ft) Elevation Pressure
Leak If Vacuum Decreases More
3.4 kPa (34 mbar) (1 in. Hg)
Than Pressure
Evacuate System Time
For 30 min. After 98 kPa (980
mbar) (29 in. Hg) Vacuum
ESSENTIAL TOOLS
JT02045 R134a Refrigerant Recovery/Recycling and Charging Station
A--High Pressure Test Port
JT02046 R134a Refrigerant Recovery/Recycling and Charging Station
B--Blue Hose
(Alternate)
C--Red Hose
D--High Pressure Hose
JT02050 R134a Refrigerant Recovery/Recycling and Charging Station
E--Low Pressure Hose
(Alternate)
F--Low Pressure Test Port
G--Refrigerant Recovery/Recycling and Charging
Station
CAUTION: Do not remove high pressure relief
H--High Pressure Relief Valve
valve (H). Air conditioning system will
discharge rapidly causing possible injury.
IMPORTANT: Use correct refrigerant recovery,
recycling and charging stations. DO
NOT mix refrigerant, hoses, fittings,
components or refrigerant oils.
9031
Do not run compressor while
20
evacuating.
7
NOTE: JT02046 and JT02050 recovery and charging
stations can be substituted for the JT02045
station.
1. Connect refrigerant recovery, recycling and charging
station. (See installation procedure in this group.)
2. Open low and high pressure valves on refrigerant
recovery, recycling and charging station.
Continued on next page
CED,TX14795,4341
1918AUG981/3
