Diesel Data: Automotive Repair

Disassembly and Reassembly





DISASSEMBLY OF COOLING UNIT

1. REMOVE LOWER AND UPPER UNIT CASE
(a) Disconnect connectors.
(b) Remove wire harness.
(c) Remove three clips.
(d) Remove four screws.
(e) Remove upper screws.
(f) Remove upper unit case.
(g) Remove lower unit case.





2. REMOVE EXPANSION VALVE
(a) Disconnect the liquid tube from the inlet fitting of the expansion valve.
(b) Remove the packing and heat sensing tube from suction tube of evaporator.
(c) Remove expansion valve.

ASSEMBLY OF FRONT CO0LING UNIT
1. INSTALL COMPONENTS ON EVAPORATOR





(a) Connect the expansion valve to the inlet fitting of the evaporator.
Torque the nut.

Torque: 230 kg-cm (17 ft-lb, 23 N.m)

HINT: Be sure that the 0-ring is positioned on the tube fitting.

(b) Install the holder to the suction tube with heat sensitizing tube.





(c) Connect the liquid tube to the inlet fitting of the ex-pansion valve.
Torque the nut.

Torque: 140 kg-cm (10 ft-lb, 14 N.m)

(d) Install lower unit case to the evaporator.
(e) Install thermistor to the evaporator.
(f) Install four screws.
(g) Install four screws.
(h) Install three clips.
(i) Install wire harness.
(j) Connect connectors.