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STEP 2.
CONNECT
A
SUITABLE
REFRIGERANT
CHARGING
PRESSURE
MANIFOLD
TO
THE
REFRIGERANT CHARGING HOOKUP. CON-
NECT
SERVICE
HOSES
FROM
MANIFOLD
LOOSELY TO SERVICE VALVES. OPEN REFRI-
GERANT DRUM SHUTOFF VALVE SLIGHTLY TO
PURGE
HOSES.
TIGHTEN
HOSE
CON-
NECTIONS AT CHARGING VALVES. CONNECT A
PRESSURE GAGE TO THE SUCTION LINE-
SERVICE VALVE.
NOTE:
SET REFRIGERANT DRUM IN AN UP- RIGHT
POSITION SO THAT ONLY GASEOUS REFRI-
GERANT WILL ENTER SYSTEM. TO FACILI-
TATE SPEED OF CHARGING, SET REFRI-
GERANT DRUM IN WARM WATER. NEVER
USE
A
HEATING
TORCH
FOR
THIS
PURPOSE.
ME 4120-270-15/6-140
Figure 6-14 (2)--Continued
6-19
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