N16452
AC2SB
−
01
Z13470
Low Pressure Side
ON (Continuity)
196 kpa
(2.0 kgf·cm
2
, 28 psi)
OFF (No Continuity)
High Pressure Side
3,140 kpa
(32.0 kgf·cm
2
, 455 psi)
OFF (No Continuity)
−
AIR CONDITIONING
PRESSURE SWITCH
AC
−
61
1388
Author:
Date:
1996 LAND CRUISER (RM451U)
PRESSURE SWITCH
ON
−
VEHICLE INSPECTION
1.
INSTALL MANIFOLD GAUGE SET
2.
DISCONNECT CONNECTOR FROM PRESSURE
SWITCH
3.
RUN ENGINE AT APPROX. 1,500 RPM
4.
INSPECT PRESSURE SWITCH OPERATION
(a)
Connect the positive (+) lead from the ohmmeter to termi-
nal 2 and the negative (
−
) lead to terminal 1.
(b)
Check continuity between terminals when refrigerant
pressure is changed, as shown in the illustration.
If operation is not as specified, replace the pressure switch.
5.
STOP ENGINE AND REMOVE MANIFOLD GAUGE
SET
6.
CONNECT CONNECTOR TO PRESSURE SWITCH
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Version 1.00 - 12/21/2010