Volkswagen Corrado (1993 year). Manual - part 87

 

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Volkswagen Corrado (1993 year). Manual - part 87

 

 

A/C COMPRESSOR SERVICING 

Fig. 9:  Exploded View Of Compressor (Harrison V5 5-Cylinder)
Courtesy of General Motors Corp.

         HITACHI 6-CYLINDER CLUTCH COIL AND SEAL R & I

         Removal
         1) Hold clutch hub with Clutch Tightener (925770000). Remove
shaft nut from shaft. Using Clutch Hub Remover (926130000), remove
clutch hub. Use snap ring pliers to remove inner snap ring.
         2) Remove pulley and bearing assembly. Remove screws securing
clutch coil lead. Remove inner snap ring from clutch coil. Remove
clutch coil from front cover.
         3) Remove shaft key. Use snap ring pliers to remove shaft
seal snap ring. Wrap a rag around compressor shaft. Using Injector
Needle (92619000) and refrigerant can, slowly pressurize compressor at
low pressure (suction) service port. See Fig. 10. Catch shaft seal
seat in rag.
         4) Insert Shaft Seal Remover/Installer (926120000) through

A/C COMPRESSOR SERVICING 

         Installation
         1) Ensure shaft seal contact surface is free of dirt.
Lubricate with refrigerant oil. Using shaft seal remover/installer,
insert shaft seal.
         2) To install clutch coil and hub, reverse removal procedure.
Tighten shaft nut to 14-15 ft. lbs. (19-21 N.m). Ensure clearance
between pressure plate and pulley is 0.020-0.031" (.50-.80 mm).

Fig. 10:  Removing Compressor Shaft Seal Seat (Hitachi 6-Cylinder)
Courtesy of Subaru of America, Inc.

         MATSUSHITA ROTARY VANE CLUTCH COIL R & I

         Removal & Installation
         1) Using Pressure Plate Holder (J-7624) and socket, remove
center bolt. Thread Puller (J-34878) onto pressure plate. Hold
pressure plate with pressure plate holder and tighten puller to remove
pressure plate.
         2) Remove shim(s) from shaft. Remove snap ring and, using a
plastic hammer, tap pulley off. Remove screw for clutch coil lead.
Remove snap ring and clutch coil. See Fig. 11.
         3) To install, reverse removal procedure. Tighten shaft bolt
to 10 ft. lbs (14 N.m). Using feeler gauge, ensure clearance between
pressure plate and pulley is .014-.026" (.35-.65 mm). If clearance is
incorrect, add or remove shim(s) as necessary.

A/C COMPRESSOR SERVICING 

         NIPPONDENSO TV12 ROTARY VANE CLUTCH COIL R & I

         Removal
         1) Hold clutch disc with Clutch Holder (00007-10331) and
remove shaft nut. Install Clutch Disc Remover (4992-02-020) and remove
clutch disc and shims. See Fig. 12.
         2) Remove pulley snap ring and tap pulley (with bearing) off
of compressor with plastic hammer. Remove screw for clutch coil lead.
Remove snap ring and clutch coil.

         Installation
         To install, reverse removal procedure. Ensure pulley-to-
clutch disc clearance is .016-.024" (.40-.60 mm). If clearance is
incorrect, add or remove shim(s) as necessary.

         NIPPONDENSO TV12 DISCHARGE VALVE & SHAFT SEAL R & I

         Removal
         1) Drain and measure compressor oil in compressor. Remove
discharge valve body through bolts. Remove discharge valve body bolts
and body. Remove discharge valve plate and discharge valve.
         2) Remove compressor through bolts and front and rear housing
(oil separator case). Remove pins and gaskets. Remove shaft seal from
shaft. Press shaft seal plate off of front housing (head cover).

         Installation
         To install components, reverse removal procedure. Tighten

A/C COMPRESSOR SERVICING 

Fig. 12:  Exploded View Of Compressor (Nippondenso TV12 Rotary Vane)
Courtesy of Mazda Motors Corp.

         NIPPONDENSO 6 & 10-CYLINDER CLUTCH COIL AND BEARING R & I

NOTE:    Due to variety of clutch and shaft seal configurations,
         obtain appropriate A/C compressor service tools for
         compressor being serviced.

         Removal
         1) Hold clutch plate stationary and remove shaft bolt (or
nut). Remove clutch plate using puller. Remove shim(s) from shaft and
snap ring. Tap pulley off shaft with plastic hammer. If pulley cannot
be removed by hand, use commercially available puller.
         2) Remove snap ring, bearing, and seal (if equipped) from
pulley. See Fig. 13. Remove screw for clutch coil lead. Remove snap
ring and clutch coil.

         Installation
         To install, reverse removal procedure. Ensure snap rings are
installed with beveled side facing out. Tighten shaft bolt (or nut) to

 

 

 

 

 

 

 

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