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A/c-Heater System: Specifications Mazda MX-5 NB

Manual HVAC System 1 illustration

SPECIFICATIONS

ApplicationSpecification
Compressor TypePanasonic Rotary Vane
Compressor Belt Deflection (1)
New5/16-23/64" (8-9 mm)
Used23/64-25/64" (9-10 mm)
Compressor Oil Capacity (2)5.1 ozs.
Refrigerant (R-134a) Capacity21.2 ozs.
System Operating Pressures (3)
High Side171-213 psi (12-15 kg/cm 2 )
Low Side14-28 psi (1.0-2.0 kg/cm 2 )
(1) Measure with 22 lbs. (10 kg) pressure applied to center of longest belt run. (2) Use Denso Oil 9 refrigerant oil. (3) Specification is with ambient temperature at 86°F (30°C).
(1)Measure with 22 lbs. (10 kg) pressure applied to center of longest belt run.
(2)Use Denso Oil 9 refrigerant oil.
(3)Specification is with ambient temperature at 86°F (30°C).

SPECIFICATIONS

WARNINGTo avoid injury from accidental air bag deployment, read and carefully follow all SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM procedures in AIR BAG SYSTEM SAFETY article in GENERAL SERVICING.

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
A/C Compressor Mounting Bolt11-18 (15-24)
Evaporator Assembly Inlet (Fitting)11-18 (15-24)
Instrument Panel Bolts12-16 (16-22)
INCH Lbs. (N.m)
Compressor Clutch Bolt71-98 (8-11)
Compressor Inlet & Outlet Bolt89-140 (10-16)
Evaporator Assembly Outlet (Fitting)89-169 (10-19)
Receiver-Drier Inlet & Outlet Nut89-169 (10-19)
Receiver-Drier Mounting Bolt62-89 (7-10)

TORQUE SPECIFICATIONS

Scheme 5: Manual A/C-Heater System Wiring Diagram (MX-5 Miata)