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Planetary Gear Set P1, Remove and Install (AF22) > < Assembly, Drive Shaft with Multi-plate Clutch C1 and C2, Remove and Install (AF22)

Dismantle and Assemble Multi-plate Clutch for AF22 Automatic Transmission

Multi-plate clutch C1 and C2, Dismantle and Assemble (AF22)

  Remove

Important:   Secure converter so it does not fall out
1.   Remove transmission
2.   Attach transmission to KM-694-A (2)
•   Attach assembly to KM-113-2 (1)
3.   Remove oil drain bolt (3)
•   Drain transmission fluid and collect for damage diagnosis LUREF_1.gif
4.   Remove converter
5.   Remove rear cover
Object Number: 2416850 Size: DEFAULT


6.   Remove drive shaft assembly with multi-plate clutch C1 and C2
Object Number: 2417547 Size: DEFAULT

7.   Check multi-plate clutch C1 piston (1)
Note:   Ensure that the piston can move correctly.
•   Fit drive shaft to rear housing cover
Note:   Seal rings must still be fitted to rear cover and to rear of drive shaft.
•   Cut off the end of KM-994 and insert KM-994 in hole
•   Blow in air at low pressure (4 bar) (arrow 3)
8.   Check multi-plate clutch C1 piston (2)
Note:   Ensure that the piston can move correctly.
•   Fit drive shaft to rear housing cover.
Note:   Seal rings must still be fitted to rear cover and to rear of drive shaft.
•   Cut off the end of KM-994 and insert KM-994 in hole
•   Blow in air at low pressure (4 bar) (arrow 4)

Object Number: 2417548 Size: DEFAULT

9.   Dismantle multi-plate clutch C1 (I)
•   Prise off retainer with screwdriver
•   Remove flange, liner plates and steel plates
10.   Dismantle multi-plate clutch C2 (II)
•   Prise off retainer with screwdriver
•   Remove flange, liner plates and steel plates
11.   Remove return spring assembly (III)
•   Place KM-698 (2) using KM-514 (1) and KM-697 or KM-311-1 on spring seat and compress under a press
•   Undo retainer (3) using KM-396
12.   Remove piston (4) for multi-plate clutch C2 (IV)
•   Fit drive shaft assembly to rear housing cover
•   Blow in air at low pressure (4 bar) (arrow) and remove piston
Note:   Assist with pliers if necessary
•   Replace piston O-rings

13.   Remove piston (1) for multi-plate clutch C1
•   Fit drive shaft assembly to rear housing cover
•   Cut off the end of KM-994 and insert KM-994 in hole
•   Blow in air at low pressure (4 bar) (arrow)
•   Remove piston
Note:   Assist with pliers if necessary
•   Replace piston O-rings
14.   Check sliding surfaces of liner plates and steel plates for damage and wear, replace if necessary
Note:   Place new liner plates in transmission fluid for at least 2 hours before installation
15.   Check lock ball (2) of piston for multi-plate clutch C2
•   Check by shaking whether the lock ball can move
•   Check with air at low pressure whether the valve is sealed
Object Number: 2417549 Size: DEFAULT


  Install

Object Number: 2395910 Size: DEFAULT

16.   Insert piston (2) for multi-plate clutch C1 in drive shaft
•   Insert piston (1) for multi-plate clutch C2 in drive shaft
•   Place return spring assembly (3) with friction washer (4) on piston C1
•   Compress return spring assembly using KM-698 and KM-514 , KM-697 or KM-311-1 under a press
•   Insert new retainer using KM-396
17.   Place steel plate (first), liner plate and flange (5) last on piston C2, alternating
Note:   Surface with rounded edge faces liner plate.
•   Insert retainer with screwdriver
18.   Place steel plate (first), liner plate and flange (6) last on piston C1, alternating
Note:   Surface with rounded edge faces liner plate.
•   Insert retainer with screwdriver

19.   Measure piston stroke of multi-plate clutch C1
Note:   If necessary, correct necessary piston stroke by installing a suitable compensating flange from the "Service" Department.
•   Fit drive shaft in rear cover
•   Cut off the end of KM-994 and insert KM-994 in hole
•   Blow compressed air into hole in rear cover (4 bar) (arrow 4)
•   Place the dial gauge button on the top liner plate (3)
Note:   Measured value: 1.52 to 1.89 mm
20.   Measure piston stroke of multi-plate clutch C2
•   Fit drive shaft in rear cover
•   Cut off the end of KM-994 and insert KM-994 in hole
•   Blow compressed air into hole in rear cover (4 bar) (arrow 1)
•   Place the dial gauge button on flange of multi-plate clutch C2 (2)
Note:   Measured value: 1.52 to 1.89 mm
Important:   Note O-ring (5).
21.   Install drive shaft assembly with multi-plate clutch C1 and C2
Object Number: 2417550 Size: DEFAULT


22.   Install rear cover
Important:   Secure converter so it does not fall out
23.   Install converter
24.   Attach oil drain bolt (3) to transmission with seal ring
Note:   Use new seal ring.
•   Tighten oil drain bolt 40 Nm
25.   Detach transmission assembly with KM-694-A from KM-113-2 (1)
•   Detach transmission from KM-694-A (2)
26.   Install transmission
•   Top up with transmission fluid
27.   Check and correct transmission fluid level LUREF_1.gif
Object Number: 2416850 Size: DEFAULT


Planetary Gear Set P1, Remove and Install (AF22) > < Assembly, Drive Shaft with Multi-plate Clutch C1 and C2, Remove and Install (AF22)