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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> A/C Compressor Overhaul >> NIPPONDENSO 10PA17 & 10PA17A Clutch Assembly R & I >> Installation

NIPPONDENSO 10PA17 & 10PA17A Clutch Assembly R & I: Installation

  1. Install clutch coil so pin in back of coil aligns with hole in front housing. Install snap ring.
  2. Install pulley assembly and snap ring. Install clutch plate and shims. Tighten compressor shaft bolt to 10 ft. lbs. (14 N.m). DO NOT  use air tools to tighten bolt.
  3. Using feeler gauge, measure air gap between clutch plate and pulley surface in 3 areas. Proper clearance is .014-.026" (.35-.66 mm). Adjust shim thickness to obtain correct clearance.
  4. Once compressor shaft bolt is tightened, recheck clearance between clutch plate and pulley surface in 4 places. Readjust clearance if necessary.
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