Description
Thwaites 6000 Mk II Manual Set comprising the workshop manual and illustrated parts list for the Thwaites 6000 All Drive Mk II site dumper. Supplied as a two-manual collection totalling 168 pages, it provides workshop personnel with service information alongside detailed parts identification material for the machine.
This set is intended for professional mechanics, plant repair workshops, restorers and owners maintaining the 6000 Mk II. The parts publication identifies major assemblies and replacement components, while the accompanying workshop manual provides the technical reference required when servicing and repairing the dumper.
The parts information covers machines fitted with Lister and Petter engines. It also records production changes and revised components according to machine number and engine installation, making the identification details particularly useful when ordering parts for surviving machines.
MANUALS INCLUDED
- Thwaites 6000 All Drive Mk II Parts List – 58 pages, including illustrated assemblies, component listings and modified or additional parts information.
- Thwaites 6000 Mk II Workshop Manual – workshop service and repair publication supplied as the second manual in the set.
The combined page count for both publications is 168 pages. No publication numbers are stated in the supplied evidence.
ILLUSTRATED PARTS IDENTIFICATION
The parts manual is arranged around the dumper’s principal assemblies. It supports component identification through assembly references, item numbers, descriptions and applicable part numbers.
Confirmed subjects shown in the parts index include:
- General assembly and principal machine components
- Brake pipe circuits and associated fittings
- Foot controls and engine stop controls
- Transmission and handbrake assemblies
- Chassis, skip, seat and exhaust fittings
- Oil-immersed brake and hub assemblies
- Front axle with reduction box assembly
- Rear axle assembly
- Gearbox and propshaft assemblies
- Lister and Petter engine air-cleaner arrangements
HYDRAULIC AND STEERING COMPONENTS
The illustrated parts material identifies the hydraulic components used for skip tipping and steering. It includes original arrangements, later modifications and superseded component information where recorded by the manufacturer.
- Hydraulic oil circuit and tipping ram
- Hydraulic steering unit
- Steering ram and related fittings
- Oil pumps and fittings for Petter engines
- Oil pumps and fittings for Lister engines
- Tipping control valve and fittings
- Hydraulic oil filter and fittings
- Single and twin tipping-ram arrangements
- Hydraulic pipes, hoses and unions
POWERTRAIN, AXLES AND BRAKES
Major driveline and running-gear assemblies are represented in the parts list, allowing workshop staff to identify individual components and distinguish revised arrangements.
- Gearbox assembly and internal parts changes
- Forward and reverse gear-change linkage
- Propshaft assemblies and couplings
- Front and rear axle components
- Reduction box and hub assemblies
- Oil-immersed brake components
- Handbrake caliper and later brake-band arrangements
- Brake master cylinder, reservoir and pipework
- Centre pivot and chassis pivot components
MODIFIED AND ADDITIONAL PARTS
The parts publication contains dated amendment information for production changes introduced during the service life of the machine. These entries identify old and replacement part numbers, affected assemblies and machine-number applicability where stated.
- January 1977 modified and additional parts
- February 1978 Mk II production information
- December 1978 hydraulic and engine-related changes
- April 1982 modified and additional parts
- Lister and Petter engine-specific components
- Superseded hydraulic circuits and axle arrangements
- Introduction of twin tipping rams
- Revised gearbox, chassis and control components
THWAITES 6000 MK II MANUAL SET MODEL COVERAGE
Model covered: Thwaites 6000 All Drive Mk II dumper.
Engine installations identified: Lister and Petter diesel engines. The parts index states Lister-engined machines from machine number 36076 and Petter-engined machines from machine number 56075. Further amendment sheets identify Mk II production and later component changes by engine prefix and machine number.
MARKET VERSION
English-language publication for the Thwaites 6000 All Drive Mk II. No separate export-market designation is stated.
MANUAL DETAILS
- Manufacturer: Thwaites
- Machine type: All-wheel-drive site dumper
- Manual type: Workshop manual and illustrated parts manual set
- Number of manuals: Two
- Combined page count: 168 pages
- Parts manual page count: 58 pages
- Publication number: Not stated
The Thwaites 6000 Mk II Manual Set brings the repair and parts references together in one workshop collection. This is especially valuable where production amendments, alternative engine installations and superseded components must be considered before dismantling a machine or ordering replacements.
Always use the machine prefix and serial number when checking parts applicability. The manufacturer’s parts information specifically instructs users to quote the prefix preceding the machine number when ordering.

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