TM 9-4110-254-14
e. Pressure Gage (Discharge Pressure) Indicates Above 270 psi (1863 kPa).
ANY VALVES WERE CLOSED, OPERATE UNIT
BELOW 270 PSI (1863 kPa)?
YES
NO
PUT UNIT BACK INTO SERVICE
NOTIFY DIRECT SUPPORT MAINTENANCE TO
CHECK AND ADJUST THE REFRIGERANT CHARGE
IF NEEDED
f.
Pressure Gage (Discharge Pressure) Indicates Below 160 psi (1104 kPa).
ANY VALVES WERE CLOSED, OPERATE UNIT
ABOVE 160 PSI (1104 kPa)?
YES
NO
PUT UNIT BACK INTO SERVICE
NOTIFY DIRECT SUPPORT MAINTENANCE TO
CHECK AND ADJUST THE REFRIGERANT CHARGE
IF NEEDED
g. Pressure Gage (Suction) Indicates Above 15 psi (104 kPa).
ANY VALVES WERE CLOSED, OPERATE UNIT
BELOW 15 PSI (104 kPa)?
YES
NO
PUT UNIT BACK INTO SERVICE
NOTIFY DIRECT SUPPORT MAINTENANCE TO
CHECK AND ADJUST THE REFRIGERANT CHARGE
IF NEEDED
4-27