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Service Specifications

SPECIFICATIONS

Application Specification
Compressor Type Sanden MSC90C Scroll
Dual Pressure Switch
High Pressure Switch Off: 455.5 psi (3140 kPa); On: 369.9 psi (2550 kPa)
Low Pressure Switch Off: 29.0 psi (200 kPa); On: 31.9 psi (220 kPa)
Idle Up RPM 900
System Oil Capacity (1) 4.9-5.6 oz.
Refrigerant (R-134a) Capacity 21.0-22.6 oz.
Resistance Of Air Mix Damper Potentiometer
MAX, HOT 4820 Ohms
MAX COOL 180 Ohms
Resistance Of Mode Selector Damper Potentiometer
DEF Position 180 Ohms
FACE Position 4820 Ohms
Magnetic Clutch Air Gap .012-.020" (.3-.5 mm)
Revolution Pickup Sensor Resistance (At 68°F) 370-440 Ohms
System Operating Pressures (2)
High Side 105-113 psi (7.4-8.2 kg/cm2 )
Low Side 19-28 psi (1.3-2.0 kg/cm2 )
(1) Use SUN PAG 56 refrigerant oil.
(2) Specification is with ambient temperature at 80°F (26.7°C).