This I and T service, repair workshop manual covers Allis-Chalmers models 6060, 6070, and 6080.
Note: this tractor repair manual does NOT include wiring diagrams.
Book Excerpt: Allis-Chalmers Repair Manual Models 6060, 6070, and 6080
DIFFERENTIAL AND BEVEL GEAR HOUSING ? ALL MODELS SO EQUIPPED
10. R and R OVERHAUL. Axle assembly must be removed from tractor as outlined in paragraph 7 to remove differential assembly.
Planetary assemblies can be removed as complete units if disassembly is not necessary.
Remove drain plugs and drain oil from final drive housings and axle housing.
Support planetary assembly with an overhead hoist, remove king pins and separate complete planetary unit from axle housing.
Loosen axle bearing retainer screws (7-Fig.4), then pull axle shaft assemblies from axle housing.
Remove cap screws retaining differential carrier housing (11), then remove carrier with differential assembly from axle housing.
Block teeth of pinon gear and ring gear to prevent pinon shaft movement, then loosen pinion shaft locknut (1?Fig. 9), mark differential carrier bearing caps to carrier housing so they can be reinstalled in their original positions.
Remove bearing caps and adjusting rings (15). Lift differential and ring gear assembly from carrier housing.
Remove pinion shaft locknut, then press pinon shaft (10) assembly out of carrier housing. Drive seals and bearing cups from housing as necessary.
42. RandR IDLER GEAR AND SHAFT. To remove idler gear (2-Fig.38), first remove timing gear cover as outlined in paragraph 37 and remove injection pump drive gear as outlined in paragraph 41.
Remove retaining cap screw (1-Fig.41) and washer (2), then withdraw gear (4) and bearings (3) as an assembly. Inspect gear and bearings and renew as necessary.
Idler gear shaft (5) is press fitted into front of cylinder block. Outside diameter of shaft should be 0.999-1.000 inch (25.37-25.40 mm).
To remove idler shaft, use a suitable slide hammer puller to pull shaft from bore in cylinder block.
To install idler shaft, position shaft into cylinder block so oil hole (2-Fig.2) in shaft aligns with oil supply slot (3) in front plate.
Insert retaining cap screw with flat washer through idler shaft and tighten cap screw until idler shaft bottoms in cylinder block bore. Remove the cap screw and washer.
Subject: Allis-Chalmers 6060, 6070, 6080 farm tractor service, maintenance, repair. ISBN-10: 0872884244 | ISBN-13: 9780872884243