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Home >> GMC >> 1995 >> Forward Control 4.3 Z, Standard >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> A/C Compressor Servicing >> HARRISON Hd6/Hr6-He 6-Cylinder & V5 5-Cylinder >> Shaft Seal >> Installation

Shaft Seal: Installation

  1. With shaft seal protector in place, lubricate new "O" ring with refrigerant oil and install it on "O" Ring Installer (J-33011).
  2. Insert "O" ring installer in compressor until it bottoms. Move slide on "O" ring installer downward until "O" ring is released into groove. Rotate installer to seat "O" ring. Remove "O" ring installer.
  3. Lubricate shaft seal with refrigerant oil. Expand seal using shaft seal remover/installer. Install seal on Seal Protector (J-34614). Place seal protector over shaft.
  4. Push shaft seal into compressor using a rotary motion until seal bottoms. Install new snap ring with flat side against seal. Install clutch plate on compressor shaft.
  5. Using clutch plate remover/installer, press clutch plate onto compressor until a clutch assembly. Clutch assembly clearance for HD6/HR6-HE compressor is .020-.030" (.51-.76 mm) and for V5 compressor is .015-.020" (.38-.51 mm).
  6. Using spanner, install compressor shaft nut and tighten it to 12.5 ft. lbs. (17 N.m). Evacuate and recharge system. Check for leaks.
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