High Clutch

REPAIR FOR COMPONENT PARTS

High Clutch


COMPONENTS












DISASSEMBLY

1.Check operation of high clutch.





a.Apply compressed air into the oil hole (A) of input shaft assembly (high clutch drum) at the location as shown.

CAUTION:
Block the oil hole (A) on the opposite side with lint-free cloth (B).
b.Check to see that retaining plate moves to snap ring.
c.If retaining plate does not contact snap ring:
- High clutch piston seal might be damaged.





2.Remove seal rings from input shaft assembly (high clutch drum).





3.Remove snap ring using a flat-bladed screwdriver.
4.Remove retaining plate, drive plates and driven plates.





5.Set Tool (A) on cancel cover, and remove snap ring (1) from input shaft assembly (high clutch drum) while compressing spring retainer assembly.
Tool number A: KV-31103200 (J-39186)

CAUTION:
Do not expand snap ring (1) excessively.





6.Remove cancel cover (1) and spring retainer assembly (2) from input shaft assembly (high clutch drum) (3).

CAUTION:
Do not remove return springs from spring retainers.





7.Apply compressed air into the oil hole (A) at the location as shown to remove high clutch piston from input shaft assembly (high clutch drum).

CAUTION:
- Do not blow air in too quickly, or high clutch piston and
ATF could jump out. Carefully blow air little by little while protecting with lint-free cloth (B).
- Block the oil hole on the opposite side with lint-free cloth (B).

INSPECTION

High Clutch Snap Ring
Check for deformation, fatigue or damage. Replace if necessary.
High Clutch Drive Plates





- Check facing for burns, cracks or damage. Replace if necessary.
- Measure thickness of facing.

Thickness of drive plate
Standard and allowable limit:
Clutches And Brakes.

CAUTION:
- Measure the thickness at 3 locations and find the average.
- Inspect all drive plates.
- Replace if the thickness is below the allowable limit.
High Clutch Spring Retainer Assembly





Check length (L) of springs retainer assembly. Replace if damaged, deformed or worn.
Length (L): 20.6 mm (0.811 in)

CAUTION:
Do not remove return springs (A) from spring retainers (B).
High Clutch Piston and Cancel Cover
Check for deformation or damage. Replace if necessary.
Input Shaft Assembly (High Clutch Drum)
Check for deformation or damage. Replace if necessary.
Seal Ring Clearance





- Install new seal rings onto input shaft assembly (high clutch drum).
- Measure clearance between seal ring and ring groove.

Standard clearance and allowable limit:
Input Shaft.

- If not within allowable limit, replace input shaft assembly (high clutch drum).

ASSEMBLY






1.Install high clutch piston by turning it slowly.

CAUTION:
Apply ATF to inner surface of input shaft assembly (high clutch drum) and high clutch piston.





2.Install spring retainer assembly (2) and cancel cover (1) on input shaft assembly (high clutch drum) (3).





3.Set Tool (A) on cancel cover, and install snap ring (1) to input shaft assembly (high clutch drum) while slowly compressing spring retainer assembly.
Tool number A: KV-31103200 (J-39186)

CAUTION:
- Do not expand snap ring (1) excessively.
- Install spring retainer assembly without tilting.





- Do not align snap ring gap with cancel cover stopper.





4.Install driven plates, drive plates and retaining plate.
(1): Snap ring (2): Retaining plate (3): Drive plate (4): Driven plate (5): Driven plate
Drive plate/Driven plate: 4/7 (1+6)

CAUTION:
Be careful with the order and direction of plates.





5.Install snap ring using a flat-bladed screwdriver.





6.Set dial indicator (A) on retaining plate (1), and measure clearance between retaining plate (1) and snap ring (2). If not within allowable limit, select proper retaining plate (1). Refer to "Parts
Information" for retaining plate selection.

Specified clearance
Standard and allowable limit:
Clutches And Brakes.

7.Check operation of high clutch.





8.Install seal rings to input shaft assembly (high clutch drum).

CAUTION:





Roll paper around seal rings to prevent seal rings from spreading.