PANEL L.H. 5C7420 - Caterpillar

Illustration 5 g06103158
Left-hand sensor
Use Tool (D), 8 mm wrench, to remove the left-hand sensor
Illustration 6 g06103157
Right-hand side nut
Illustration 7 g06104574
Pedal right-hand assembly
(1) 446-4857 Needle Bearing
(4) 6S-3859 Washer
(5) 5D-0998 Disc Spring
(6) 6S-3900 Seat
(7) 8T-7971 Hard Washer
(8) 6V-7687 Locknut
Use Tool (E), 19 mm wrench, to loosen the lock nut (8) on the right-hand side. Remove hardware and save washer (7), seat (6), disc springs (5), and washer (4).
Illustration 8 g06103176
The pin of the drive pedal and punch
Use Tool (F), a punch, to drive out the pin.
Illustration 9 g06103214
Drive shaft of pedal
Drive the shaft out.Note: Do not damage the end of the shaft.
Illustration 10 g06103217
Inspect shaft and replace bearings
Check the pedal shaft for brinelling, bearing marks, at bearing area.Remove all paint from static bore of bearing at Locations A and B. Replace the two needle bearings (1) at Locations A and B.
Illustration 11 g06103240
Shim installed
Place the larger ID shim (2), over the tube in pedal arm.
Illustration 12 g06103249
Friction pad placed
Place the friction pad.
Illustration 13 g06103263
Both shims installed
Add the smaller ID shim (3) on other side of friction pad and put the shaft back into the pedal.Note: Make sure that both shims are correctly positioned on each side of the friction pad.
Reposition the shaft.
Reinstall the pin in the pedal arm tube and shaft.
Reinstall the sensor on the left-hand side of pedal
Illustration 14 g06104551
Pedal right-hand assembly and correct orientation of disc spring washers
(1) 446-4857 Needle Bearing
(4) 6S-3859 Washer
(5) 5D-0998 Disc Spring
(6) 6S-3900 Seat
(7) 8T-7971 Hard Washer
(8) 6V-7687 Locknut
Illustration 15 g06103268
Fully assembled pedal
Reinstall the washer (4) and the six disc spring washers (5). Orient disc spring washers (5) as shown in Illustration 14. Reinstall seat (6), washer (7), and locknut (8). Apply thread sealant. Refer to Illustration 15 for a fully assembled pedal.
Adjust the locknut torque to the preference of the operator.Note: Be sure that the pedal operating force meets the operator expectations.Note: Be sure that the pedal will return to top position at rest to ensure that high idle is reached.
Reassemble dash in place with cover plate in reverse order of disassembly. Replace floor mat, and foot rests.