Dodge Ram Truck 1500-2500-3500. Manual — part 2076
8. Remove the A/C discharge line (3) from the refrig-
erant line retainer clips (2) located at the top of the
fan shroud (1).
9. Remove the plastic cover from the condenser inlet
stud (4).
10. Remove the nut (2) that secures the A/C dis-
charge line (1) to the A/C condenser (6).
11. Disconnect the A/C discharge line from the A/C
condenser.
12. Remove the seal and gasket from the discharge
line fitting and discard.
13. Install plugs in, or tape over the discharge line fit-
ting and condenser inlet port.
14. Remove the A/C discharge line from the engine
compartment.
15. If required, remove the A/C pressure transducer
from the A/C discharge line (Refer to 24 - HEAT-
ING & AIR CONDITIONING/CONTROLS/TRANS-
DUCER A/C PRESSURE - REMOVAL).
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PLUMBING
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INSTALLATION
3.7L/4.7L ENGINES
1. If removed, install the A/C pressure transducer (7)
onto the A/C discharge line (9) (Refer to 24 -
HEATING
&
AIR
CONDITIONING/CONTROLS/
TRANSDUCER-A/C
PRESSURE
-
INSTALLA-
TION).
2. Position the A/C discharge line into the engine
compartment.
3. Remove the tape or plugs from the opened dis-
charge line fitting and the inlet port on the A/C con-
denser (3).
4. Lubricate a new seal with clean refrigerant oil and
install it onto the discharge line fitting. Use only the
specified seal as it is made of a special material for
the R-134a system. Use only refrigerant oil of the
type recommended for the A/C compressor in the
vehicle.
5. Install the A/C discharge line onto the A/C con-
denser.
6. Install the nut (1) that secures the A/C discharge
line to the A/C condenser. Tighten the nut to 20
N·m (15 ft. lbs.).
7. Remove the tape or plugs from the opened fitting on the A/C discharge line and the outlet port on the A/C com-
pressor (6).
8. Lubricate a new seal with clean refrigerant oil and install it onto the discharge line fitting. Use only the specified
seal as it is made of a special material for the R-134a system. Use only refrigerant oil of the type recommended
for the A/C compressor in the vehicle.
9. Install the A/C discharge line onto the A/C compressor.
10. Install the nut (4) that secures the A/C discharge line to the A/C compressor. Tighten the nut to 20 N·m (15 ft.
lbs.).
11. Connect the wire harness connector (8) to the A/C pressure transducer.
12. Reconnect the negative battery cable.
13. Evacuate the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD
PROCEDURE - REFRIGERANT SYSTEM EVACUATE).
14. Charge the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PRO-
CEDURE - REFRIGERANT SYSTEM CHARGE).
DR/DH
PLUMBING
24 - 305
5.7L ENGINE
1. If removed, install the A/C pressure transducer (8)
onto the A/C discharge line (1) (Refer to 24 -
HEATING
&
AIR
CONDITIONING/CONTROLS/
TRANSDUCER-A/C
PRESSURE
-
INSTALLA-
TION).
2. Position the A/C discharge line into the engine
compartment.
3. Remove the tape or plugs from the opened dis-
charge line fitting and the inlet port on the A/C con-
denser (3).
4. Lubricate a new seal with clean refrigerant oil and
install it onto the discharge line fitting. Use only the
specified seal as it is made of a special material for
the R-134a system. Use only refrigerant oil of the
type recommended for the A/C compressor in the
vehicle.
5. Install the A/C discharge line onto the A/C con-
denser.
6. Install the nut (2) that secures the A/C discharge
line to the A/C condenser. Tighten the nut to 20
N·m (15 ft. lbs.).
7. Remove the tape or plugs from the opened fitting on the A/C discharge line and the outlet port on the A/C com-
pressor (6).
8. Lubricate a new seal with clean refrigerant oil and install it onto the discharge line fitting. Use only the specified
seal as it is made of a special material for the R-134a system. Use only refrigerant oil of the type recommended
for the A/C compressor in the vehicle.
9. Install the A/C discharge line onto the A/C compressor.
10. Install the nut (7) that secures the A/C discharge line to the A/C compressor. Tighten the nut to 20 N·m (15 ft.
lbs.).
11. Connect the wire harness connector to the A/C pressure transducer.
12. Reconnect the negative battery cable.
13. Evacuate the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD
PROCEDURE - REFRIGERANT SYSTEM EVACUATE).
14. Charge the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PRO-
CEDURE - REFRIGERANT SYSTEM CHARGE).
5.9L DIESEL ENGINE
NOTE: The A/C discharge line for the 5.9L Diesel engine is serviced as an assembly with the suction line.
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PLUMBING
DR/DH
1. If removed, install the A/C pressure transducer onto
the A/C discharge line (Refer to 24 - HEATING &
AIR CONDITIONING/CONTROLS/TRANSDUCER-
A/C PRESSURE - INSTALLATION).
2. Position the A/C suction and discharge line assem-
bly (8) into the engine compartment.
3. Remove the tape or plugs from the opened dis-
charge line fitting and the inlet port on the A/C con-
denser (1).
4. Lubricate a new seal with clean refrigerant oil and
install it onto the discharge line fitting. Use only the
specified seal as it is made of a special material for
the R-134a system. Use only refrigerant oil of the
type recommended for the A/C compressor in the
vehicle.
5. Install the A/C discharge line onto the A/C con-
denser.
6. Install the nut (2) that secures the A/C discharge
line to the A/C condenser. Tighten the nut to 20
N·m (15 ft. lbs.).
7. Remove the tape or plugs from the opened A/C
suction and discharge line fittings and the compressor ports.
8. Lubricate new seals with clean refrigerant oil and install them onto the refrigerant line fittings. Use only the spec-
ified seals as they are made of a special material for the R-134a system. Use only refrigerant oil of the type
recommended for the A/C compressor in the vehicle.
9. Install the A/C suction and discharge line assembly onto the A/C compressor (6).
10. Install the bolt (7) that secures the A/C suction and discharge line assembly to the A/C compressor. Tighten the
bolt to 28 N·m (20 ft. lbs.).
11. Connect the wire harness connector (5) to the A/C pressure transducer.
12. Remove the tape or plugs from the opened suc-
tion line fitting and the accumulator outlet tube.
13. Lubricate new rubber O-ring seals with clean
refrigerant oil and install them onto the accumula-
tor tube fitting. Use only the specified O-rings as
they are made of a special material for the
R-134a system. Use only refrigerant oil of the
type recommended for the A/C compressor in the
vehicle.
14. Connect the A/C suction line (6) to the spring-lock
coupler (1) on the accumulator (5) and install the
secondary retaining clip (7) (Refer to 24 - HEAT-
ING
& AIR
CONDITIONING/PLUMBING/COU-
PLER-REFRIGERANT LINE - INSTALLATION).
15. Install the air filter housing cover (Refer to 9 -
ENGINE/AIR INTAKE SYSTEM).
16. Reconnect the negative battery cable.
17. Evacuate the refrigerant system (Refer to 24 -
HEATING & AIR CONDITIONING/PLUMBING -
STANDARD PROCEDURE - REFRIGERANT SYSTEM EVACUATE).
18. Charge the refrigerant system (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING - STANDARD PRO-
CEDURE - REFRIGERANT SYSTEM CHARGE).
DR/DH
PLUMBING
24 - 307
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