Subaru Forester 2004 - Pressure Switch (Triple Pressure Switch)

AC-43
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
Pressure Switch (Triple Pressure Switch)
18.Pressure Switch (Triple Pres-
sure Switch)
A: INSPECTION
1) Connect the manifold gauge to the service valve
on the high-pressure side.
2) Remove the pressure switch harness connector.
Using a circuit tester, inspect the ON-OFF opera-
tion of the pressure switch.
AC-00248
3
1
4
2
Terminal
No.
Operation
Standard
kPa (kg/cm
2
, psi)
High and low pressure switch 1 and 2
Tu r ns OF F.
Pressure increases up to 2,940±200 (30.0±2, 427±28).
Pressure decreases down to 177±25 (1.8±0.3, 26±4).
Tur ns O N.
Pressure increases up to 206±30 (2.1±0.3, 30±4).
Pressure decreases down to 2,350±200 (24±2, 341±28).
Middle pressure switch 3 and 4
Turns OFF. Pressure decreases down to 1,370±120 (14±1, 199±14).
Turns ON. Pressure increases up to 1,770±100 (18±1, 256±14).