Compressor Clutch: Service and Repair
MAGNET CLUTCHMagnet Clutch:
REMOVAL
1. Insert pins of special tool (A) into threaded holes of armature plate, and remove armature plate nut.
Special Tool
(A): 09920-55810
NOTE: Do not reuse armature plate nut.
2. Using special tool (B), remove armature plate.
Special Tool
(B): 09930-35210
3. Remove shims from shaft.
4. Remove drive clutch.
Using special tool (C), remove circlip.
Special Tool
(C): 09900-06107
5. With special tool (D) in place, remove magnet clutch with puller.
Special Tool
(D): 09951-65510
NOTE: Be careful not to damage pulley when tapping drive clutch.
6. Remove magnet clutch coil.
7. Inspect armature plate, magnet clutch and clutch coil.
1. Inspect armature plate and magnet clutch surface for wear and scoring. Replace if necessary.
2. Check magnet clutch bearings for wear and leakage of grease. Replace if necessary.
3. Check clutch coil for resistance by using ohmmeter. Replace if necessary.
Standard resistance: 2.9 - 3.8 Ohms
INSTALLATION
1. Install magnet clutch coil.
Protrusion on under side of coil ring must match hole in compressor assembly to prevent movement ant correctly locate lead wire.
2. Using special tool (C), install snap ring as shown.
Special Tool
(C): 09990-06107
3. Install magnet clutch.
1. Set magnet clutch squarely over clutch installation boss.
2. Place special tool (E) onto clutch bearing.
Ensure that edge rests only on inner race of bearing.
3. Install snap ring.
Special Tool
(E): 09951-15510
CAUTION: Be careful not to scratch bearing seal.
4. Align key way in armature plate to shaft.
5. Drive in armature plate by using a pipe whose inner diameter is 8.5 mm (0.335 in.) or more and outer diameter is 19 mm (0.748 in.) or less.
Diameter "a" : 8.5 mm (0.335 in.) or more
Diameter "b" : 19 mm (0.748 in.) or less
6. Adjust clearance, between armature plate and magnet clutch by putting shim on compressor shaft.
Standard clearance "c" : 0.35 - 0.65 mm (0.014 - 0.025 in.)
7. Tighten new armature plate nut as specified below.
Tightening Torque
(a): 18 N.m (1.8 kg-m, 13.0 lb-ft)
Special Tool
(A): 09920-55810
8. Place lead wire under lead wire clamp, and tighten lead wire clamp screw.
Tightening Torque (b): 2.3 N.m (0.23 kg-m, 1.7 lb-ft)