Vauxhall Viva HC 1970 Onwards Transmission and Rear Axle Manual TS1021 | PDF Download

Vauxhall Viva HC Synchromesh Transmission and Rear Axle Service Training Manual TS1021. This publication provides illustrated instructions for removing, dismantling, inspecting, repairing and reassembling the four-speed manual transmissions, propeller shaft and rear axle.

Models Covered

Vauxhall Viva HC

• Viva Two-door Saloon

• Viva De Luxe Two-door Saloon

• Viva De Luxe Two-door Estate

• Viva De Luxe Four-door Saloon

• Viva SL Two-door Saloon

• Viva SL Two-door Estate

• Viva SL Four-door Saloon

Engines Covered

• 70.7 cu. in. standard engine

• 70.7 cu. in. extra-performance engine

• 97.5 cu. in. engine

What's Included in This Manual

Four-Speed Manual Transmission – 70.7 cu. in. Engine

• Gear shift lever removal, installation and adjustment

• Speedometer driven gear removal and installation

• Transmission rear oil seal replacement

• Complete transmission removal and dismantling

• Mainshaft, layshaft and reverse gear removal

• Gear selector shafts, forks and interlock components

• Synchromesh rings, clutch hubs and gear inspection

• Bearing and bush inspection and replacement

• Reverse gear clearance adjustments

• Mainshaft and gear assembly

• Transmission reassembly and installation

Four-Speed Manual Transmission – 97.5 cu. in. Engine

• Gear shift linkage operation and adjustment

• Gear lever and reverse gear lockout cable servicing

• Speedometer driven gear removal and installation

• Transmission rear oil seal replacement

• Transmission removal and dismantling

• Mainshaft, gears, bearings and layshaft removal

• Synchromesh components and gear inspection

• Gear selector mechanism servicing

• Transmission reassembly and installation

Propeller Shaft

• Propeller shaft removal and installation

• Sliding sleeve coupling inspection

• Universal joint construction and servicing limitations

• Propeller shaft and rear axle flange alignment

• Transmission rear oil seal precautions

Rear Axle Shafts and Bearings

• Rear axle shaft removal and installation

• Rear wheel bolt replacement

• Axle shaft bearing removal and renewal

• Bearing retaining rings and oil seals

• Axle shaft installation and tightening specifications

Rear Axle Pinion Oil Seal

• Pinion oil seal removal and replacement

• Pinion coupling flange removal and installation

• Correct tightening of the coupling flange nut

• Maintaining pinion bearing adjustment during seal replacement

Rear Axle and Differential

• Complete rear axle removal and installation

• Rear axle dismantling and inspection

• Differential assembly and bearing removal

• Differential bearing inspection and replacement

• Hypoid crown wheel and pinion servicing

• Pinion bearing preload adjustment

• Differential bearing preload adjustment

• Crown wheel and pinion backlash adjustment

• Rear axle reassembly and installation

Specifications and Lubrication

• Transmission and rear axle oil capacities

• Recommended gearbox and differential lubricants

• Gear shaft, bearing and bush measurements

• Gear clearances and wear limits

• Speedometer gear specifications

• Rear axle ratios

• Differential backlash and bearing preload specifications

• Tightening torque settings