Input Shaft
RA62 MANUAL TRANSMISSION / TRANSAXLE: INPUT SHAFT: INSPECTION
1. INSPECT 6TH GEAR THRUST CLEARANCE
(a) Using a dial indicator, measure the 6th gear thrust clearance.
Standard clearance:
0.20 to 0.38 mm (0.00787 to 0.0150 in.)
Maximum clearance:
0.38 mm (0.0150 in.)
If the clearance is outside the specification, replace the defective gear, thrust washer or shaft.
2. INSPECT 3RD GEAR THRUST CLEARANCE
(a) Using a feeler gauge, measure the 3rd gear thrust clearance.
Standard clearance:
0.09 to 0.52 mm (0.00354 to 0.0205 in.)
Maximum clearance:
0.52 mm (0.0205 in.)
If the clearance is outside the specification, replace the defective gear, thrust washer, clutch hub or shaft.
3. INSPECT 4TH GEAR THRUST CLEARANCE
(a) Using a dial indicator, measure the 4th gear thrust clearance.
Standard clearance:
0.12 to 0.38 mm (0.00472 to 0.0150 in.)
Maximum clearance:
0.38 mm (0.0150 in.)
If the clearance is outside the specification, replace the defective gear, clutch hub or shaft.
4. INSPECT 6TH GEAR RADIAL CLEARANCE
(a) Using a dial indicator, measure the 6th gear radial clearance.
Standard clearance:
0.015 to 0.065 mm (0.000591 to 0.00256 in.)
Maximum clearance:
0.065 mm (0.00256 in.)
If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.
5. INSPECT 3RD GEAR RADIAL CLEARANCE
(a) Using a dial indicator, measure the 3rd gear radial clearance.
Standard clearance:
0.015 to 0.067 mm (0.000591 to 0.00264 in.)
Maximum clearance:
0.067 mm (0.00264 in.)
If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.
6. INSPECT 4TH GEAR RADIAL CLEARANCE
(a) Using a dial indicator, measure the 4th gear radial clearance.
Standard clearance:
0.013 to 0.026 mm (0.000512 to 0.00102 in.)
Maximum clearance:
0.026 mm (0.00102 in.)
If the clearance is outside the specification, replace the defective gear, needle roller bearing or shaft.
7. INSPECT INPUT SHAFT
(a) Using a dial indicator and 2 V-blocks, measure the shaft runout.
Maximum runout:
0.03 mm (0.00118 in.)
If the runout exceeds the maximum, replace the input shaft.
(b) Using a micrometer, measure the outer diameter of the input shaft journal surface.
Standard:
Minimum:
If the outer diameter is less than the minimum, replace the input shaft.
8. INSPECT 6TH GEAR
(a) Using a cylinder gauge, measure the inside diameter of the 6th gear.
Standard inside diameter:
51.015 to 51.040 mm (2.00846 to 2.00944 in.)
Maximum inside diameter:
51.040 mm (2.00944 in.)
If the inside diameter exceeds the maximum, replace the 6th gear.
9. INSPECT 3RD GEAR
(a) Using a cylinder gauge, measure the inside diameter of the 3rd gear.
Standard inside diameter:
51.015 to 51.040 mm (2.00846 to 2.00944 in.)
Maximum inside diameter:
51.040 mm (2.00944 in.)
If the inside diameter exceeds the maximum, replace the 3rd gear.
10. INSPECT 4TH GEAR
(a) Using a cylinder gauge, measure the inside diameter of the 4th gear.
Standard inside diameter:
51.015 to 51.028 mm (2.00846 to 2.00897 in.)
Maximum inside diameter:
51.028 mm (2.00897 in.)
If the inside diameter exceeds the maximum, replace the 4th gear.
11. INSPECT NO. 2 TRANSMISSION HUB SLEEVE
(a) Check the sliding condition between the No. 2 transmission clutch hub and No. 2 transmission hub sleeve.
(b) Check that the spline gear teeth of the No. 2 transmission hub sleeve are not worn.
If there are any defects, replace the No. 2 transmission hub sleeve.
(c) Using a vernier caliper, measure the width of the No. 2 transmission hub sleeve groove (A) and the thickness of the claw part on the No. 2 gear shift fork (B), and calculate the clearance.
Standard clearance (A - B):
0.28 to 0.84 mm (0.0110 to 0.0331 in.)
If the clearance is outside the specification, replace the No. 2 transmission hub sleeve and gear shift fork.
12. INSPECT NO. 3 TRANSMISSION HUB SLEEVE
(a) Check the sliding condition between the No. 3 transmission clutch hub and No. 3 transmission hub sleeve.
(b) Check that the spline gear teeth of the No. 3 transmission hub sleeve are not worn.
If there are any defects, replace the No. 3 transmission hub sleeve.
(c) Using a vernier caliper, measure the width of the No. 2 transmission hub sleeve groove (A) and the thickness of the claw part on the No. 3 gear shift fork (B), and calculate the clearance.
Standard clearance (A - B):
0.28 to 0.66 mm (0.0110 to 0.0260 in.)
If the clearance is outside the specification, replace the No. 3 transmission hub sleeve and gear shift fork.
13. INSPECT NO. 3 SYNCHRONIZER RING (for 6th Gear)
(a) Using a feeler gauge, measure the clearance between the synchronizer ring and the 6th gear.
Standard clearance:
0.70 to 1.50 mm (0.0276 to 0.0591 in.)
Minimum clearance:
0.70 mm (0.0276 in.)
If the clearance is less than the minimum, replace the synchronizer ring.
(b) Coat the 6th gear cone with gear oil. Check the braking effect of the synchronizer ring. Turn the synchronizer ring in one direction while pushing it onto the 6th gear cone. Check that the ring locks.
14. INSPECT NO. 2 SYNCHRONIZER RING SET
(a) Using a feeler gauge, measure the clearance between the synchronizer ring and the 3rd gear.
Standard clearance:
Inner
1.20 to 2.20 mm (0.0472 to 0.0866 in.)
Middle
0.60 to 1.80 mm (0.0236 to 0.0709 in.)
Outer
0.80 to 1.80 mm (0.0315 to 0.0709 in.)
Minimum clearance:
Inner
1.20 mm (0.0472 in.)
Middle
0.60 mm (0.0236 in.)
Outer
0.80 mm (0.0315 in.)
If the clearance is less than the minimum, replace the synchronizer ring.
(b) Coat the 3rd gear cone with gear oil. Check the braking effect of the synchronizer ring. Turn the synchronizer ring in one direction while pushing it onto the 3rd gear cone. Check that the ring locks.
15. INSPECT NO. 3 SYNCHRONIZER RING (for 4th Gear)
(a) Using a feeler gauge, measure the clearance between the synchronizer ring and 4th gear.
Standard clearance:
0.70 to 1.50 mm (0.0276 to 0.0591 in.)
Minimum clearance:
0.70 mm (0.0276 in.)
If the clearance is less than the minimum, replace the synchronizer ring.
(b) Coat the 4th gear cone with gear oil. Check the braking effect of the synchronizer ring. Turn the synchronizer ring in one direction while pushing it onto the 4th gear cone. Check that the ring locks.
16. INSPECT 3RD GEAR THRUST WASHER
(a) Using a micrometer, measure the thrust washer thickness.
Standard thickness:
7.12 to 7.18 mm (0.28031 to 0.28268 in.)
Minimum thickness:
7.12 mm (0.28031 in.)
If the thickness is less than the minimum, replace the thrust washer.