7B
Magnet Clutch Removal and Installation (K9K Model)
Reference: Compressor Assembly Components
Reference: Magnet Clutch Inspection
Removal
1) Remove compressor from vehicle referring to Compressor Assembly Removal and Installation (K9K Model) .
2) Fix magnet clutch plate (1) with special tool, and remove magnet clutch plate bolt (2) and washer (3).
Special Tool
(A) : 09991–06020
3) Remove magnet clutch plate (1) using special tool.
Special Tool
(A) : 09991–06030
4) Remove circlip (1) using special tool.
Special Tool
(A) : 09900–06107
5) Remove a bolt for magnet clutch coil lead wire clamp, and disconnect magnet clutch lead wire.
6) Remove magnet clutch pulley (1) by using a puller (2).
NOTE:
Put rag between magnet clutch pulley and puller not to damage magnet clutch pulley.
7) Remove circlip (1) using special tool.
Special Tool
(A) : 09900–06107
8) Remove magnet clutch coil (2) from compressor body assembly (3).
Installation
1) Install magnet clutch coil (1).
NOTE:
Protrusion on underside of magnet clutch coil (1) must match hole on compressor body assembly (2).
2) Install new circlip (3) to proper direction as shown using special tool.
Special Tool
(A) : 09900–06107
3) Install magnet clutch pulley.
a) Set magnet clutch horizontally over magnet clutch pulley installation boss.
b) Place special tool onto bearing of magnet clutch pulley by ensuring that edge of special tool rests only on inner race of bearing.
Special Tool
(A) : 09991–06010
c) Press down special tool to arrow direction till it stops.
4) Install new circlip (1) using special tool.
Special Tool
(A) : 09900–06107
CAUTION:
Be careful not to scratch bearing seal.
5) Tighten new magnet clutch plate bolt (1) with new washer (2) as specified torque.
Tightening torque
Magnet clutch plate bolt ( a ): 14 N·m ( 1.4 kg-m, 10.5 lb-ft)
Special Tool
(A) : 09991–06020
6) Adjust clearance between magnet clutch plate (1) and magnet clutch pulley by putting shim(s) on compressor shaft. To measure the clearance, perform the following steps.
a) Put compressor in a vise (2).
b) Set dial gauge (3) on magnet clutch plate, and then adjust its pointer at 0.
c) Connect battery positive terminal (+) to magnet clutch coil lead wire.
d) Connect battery negative terminal (–) to compressor body assembly. (At this point, magnet clutch plate and magnet clutch pulley are kept in contact.)
e) Disconnect battery negative terminal (–) to compressor body assembly. (At this point, magnet clutch plate and magnet clutch pulley are not in contact.)
f) Read stroke of magnet clutch plate from dial gauge by performing step d) and e) repeatedly. (Stroke of magnet clutch plate is clearance between magnet clutch plate and magnet clutch pulley.)
Standard clearance between magnet clutch plate and magnet clutch plate
0.3 – 0.6 mm (0.012 – 0.024 in.)