INSPECTION
Check the following.
Evaporator tins for leakage, blockage and damage.
Evaporator fittings for leakage.
Clogged evaporator tins should be washed with water, and should
be dried with compressed air.
NOTE:
Be careful not to damage evaporator fins. If evaporator fin is
bent, straighten it by using a screwdriver or pair of pliers, If
any leakage is found from fitting or tube, repair or replace
evaporator.
REASSEMBLY and INSTALLATION
Reverse removal and disassembly sequence to install cooling unit,
noting the following points.
Install uniformly the evaporator pipe (1) to grommet.
Evacuate and charge system according to previously described
procedure.
Adjust fresh air control cable, refer to HEATER CONTROL LE-
VER ASSEMBLY in HEATER AND VENTILATION section.
Install the cutting part of drain hose downward.
Tighten specified torque to flared nut for cooling unit.
Tightening Torque
Suction pipe
: 33 N·m (3.3 kg-m)
Receiver/dryer outlet pipe : 13 N·m (1.3 kg-m)
NOTE:
When the thermistor removed, it should be reinstalled in
original position.
If cooling unit or evaporator is replaced, pour 25 cc of re-
frigerating oil to compressor suction-side.
EXPANSION VALVE
Inspection Prior to Removal
1) Connect manifold gauge set to service valves.
2) Run engine at 1000 r/min with A/C switched ON at blower fan
motor switch 3rd position.
3) Check that low pressure gauge shows a reading of 0.5 to 5.0
kg/cm
2
, properly.
If the reading is too low (below 0.5 kg/cm
2
), check expansion
valve (1) and/or receiver/dryer, and replace as necessary
If the reading is too high (about 5.0 kg/cm
2
), tighten remote bulb
holder (2) or replace expansion valve (1).
1B-30
AIR CONDITIONING (OPTIONAL)
SH410
Содержание Zen
Страница 2: ......
Страница 233: ...6E1 6 ENGINE AND EMISSION CONTROL SYSTEM SH410 ...
Страница 358: ... SH410 Prepared by Overseas Service Department 1st Ed January 2000 Printing January 2000 356 ...