Receiver; Cooling Unit - Toyota Celica Supra 1986 Service And Repair Manual

AIR CONDITIONING SYSTEM- Receiver, Cooling Unit
AC-37
RECEIVER
(See
pee-
AC-22)
ON-VEHICLE INSPECTION
CHECK SIGHT GLASS, FUSIBLE PLUG AND FITTINGS
FOR LEAKAGE
Use a gas leak tester. Repair as necessary.
REMOVAL OF RECEIVER
1. DISCHARGE REFRIGERATION SYSTEM
(S...-AC·12)
2. DISCONNECT
TWO
LIQUID LINE TUBES FROM
RECEIVER
NOTE: Cap the open fittings immediately to keep mois·
ture out of the system.
3.
REMOVE RECEIVER FROM RECEIVER HOLDER
INSTALLATION OF RECEIVER
1. INSTALL RECEIVER IN RECEIVER HOLDER
NOTE: Do not remove blind plugs until ready for con·
nection.
2. CONNECT TWO LIQUID LINE TUBES TO RECEIVER
Torque:
135 k9'C1'1 (10
ft-lb,
13
N·ml
3.
IF RECEIVER IS REPLACED, ADD COMPRESSOR OIL
TO COMPRESSOR
Add
10- 20
cc
(0.3 - 0.7
fl . oz.)
4.
EVACUATE, CHARGE AND TEST REFRIGERATION
SYSTEM
(See-
AC·12) -
COOLING UNIT
(S...-AC·22)
ON-VEHICLE INSPECTION OF EXPANSION
VALVE
1. CONNECT MANI FOLD GAUGE TO COMPRESSOR
2. CHECK EXPANSION VALVE OPERATION
(a) Run the engine at IO$t idle with the air conditioning
on.
(b) Check that reading on the low
pressure
is between
0.5- 5.0 kg/em' (7 - 71 psi, 49 - 490 kPa).
If
the reading is too low, check and replace the expansion
valve and/or receiver.
If
the reading is too high, t ighten the remote valve holders
and/or replace the expansion valve.