Category: Heating, Ventilation and Air Conditioning
Aspirator Fan Test Connect battery power to the No. 3 terminal of the aspirator fan, and connect ground to the No. 4 terminal. The aspirator fan should run. Relay Test There should be continuity between the C and D terminals. There should be continuity between the A and B ter- minals when power and ground […]
Blower Unit Overhaul RECIRCULATION CONTROL MOTOR BLOWER MOTOR POWER TRANSISTOR Table of Contents Blower Unit |— Overhaul 22-68 Attachments nsxb22068a (52 kB)
Compressor Description This compressor is a Nippondenso piston type. A revolving inclined disc drives the surrounding 10 reciprocating pistons. As the inclined disc revolves, it pushes the pistons, protected by a ceramic shoe, thus compressing the refrigerant. CENTER BOLT PRESSURE PLATE SHIMS SNAP RING B PULLEY SNAP RING A FIELD COIL MAGNETIC CLUTCH FIELD COIL […]
Heater-Evaporator Unit Replacement SRS components are located in this area. Review the SRS component locations, precautions, and procedures in the SRS section (24) before performing repairs or service. 1. Remove the blower unit (see page 22-67 (’93-’96), 63(’91-’92)). 2. When the engine is cool, drain the engine coolant from the radiator (see section 10). Do […]
Special Tools Ref. No. Tool Number 07JGG — 001010A 07SAZ — 001000A Page Reference 22-88 22-49 (’94-’96) (’91-’93) 22-50 (’94-’96) (’91-’93) Description Belt Tension Gauge Backprobe Set Qty 1 2 Main Menu Table of Contents Special Tools Ref, No. ‘ Tool Number ì Description W Qty ⋅ Page Reference Ф O7JGG-001010A Belt Tension Gauge 22-88 […]
Compressor Illustrated Index RELIEF VALVE Replacement, page 22-87 O-RING Replace. SUCTION SERVICE VALVE 26 N-m (2.6 kg-m, 19 Ib-ft) CENTER BOLT PRESSURE PLATE SHIM(S) SNAP RING B Replace. PULLEY CLUTCH SET Inspection, page 22-85 SNAP RING A Replace. FIELD COIL Inspection, page 22-85 COMPRESSOR (Do not disassembly) Attachments nsxb22082a (44 kB)
Belt Adjustment Deflection Method 1. Apply a force of 100 N (10 kg, 22 Ib) and measure the deflection between the A/C compressor and the crankshaft pulley. A/C Compressor Belt Used Belt: 10-12 mm (0.39-0.47 in) New Belt: 5.5-7.5 mm (0.22-0.30 in) NOTE: • If there are cracks or any damage evident on the belt, […]
A/C Triple Pressure Switch Construction The A/C triple pressure switch consists of a High-Low pressure switch (A/C pressure switch A) and a Middle pressure switch (A/C pressure switch B). • High-Low pressure switch If the refrigerant pressure becomes too high (due to blockage), or too low (due to leakage), the A/C triple pressure switch sends […]
Charging Only use service equipment that is U.L.-listed and is certified to meet the requirements of SAE J2210 to remove HFC-134a (R-134a) from the air conditioner system. CAUTION: Exposure to air conditioner refrigerant and lubricant vapor or mist can irritate eyes, nose and throat. Avoid breathing the air conditioner refrigerant and lubricant vapor or mist. […]
Compressor Description This compressor is a Nippondenso piston type for R-134a. A revolving inclined disc drives the surrounding 10 reciprocating pistons. As the inclined disc revolved, it pushes the pistons, protected by a ceramic shoe, thus compress- ing the refrigerant. RELIFE VALVE PISTONS FIELD COIL Attachments nsxb22081a (49 kB)