Primary Coverage:
Comprehensive repair and maintenance for AJS vehicles from 1949-1955.
Specific Components Covered:
Engine, gearbox, front fork, frame, wheels, brakes, electrical system (Lucas equipment), fuel system, lubrication system, rear suspension, drivetrain (chains), kick-starter, handlebar, and more.
Racing Models:
The index indicates coverage for 'Racing models', suggesting specific technical data and modifications relevant to performance versions of AJS bikes from this era (pages 135-139, 145).
Estimated Page Count:
Likely over 150 pages based on the extensive index provided.
Type:
Workshop Repair Manual
Engine Systems:
Engine overhaul, lubrication (circulation, pump, filters, passages, oil tank, leaks, low-pressure readings), ignition timing, valve grinding, camshaft inspection, crankshaft inspection, gudgeon-pin bearing inspection, piston removal and rings, push-rod inspection, oil mixture, tappet adjustment, rocker lubrication.
Transmission Systems:
Gearbox dismantling, lubrication, noise troubleshooting, oil leakage, gear ratios, gear teeth damage, kick-starter jamming, gearbox reassembly, disengagement under load, noisy gear engagement.
Chassis Systems:
Front fork (stiffness, noise, fork-spring changing, damper, removing, refitting, oil seal replacement, slider, inner tube), frame lubrication, front wheel removal, rear wheel removal, hubs (components, wheel hubs), handlebar wobble, rear dampers (types, oil content checking, dismantling, reassembling, oil seal replacement), sidecar fork.
Electrical Systems:
Lucas electrical equipment, magneto (contact breaker, maintenance, removal, timing), dynamo, voltage regulator (cleaning contacts), lamp bulbs blowing, headlamp removal.
Fuel Systems:
Fuel mixture adjustment, pilot-jet setting and modification, main-jet setting, excessive petrol consumption.
Braking Systems:
Ineffective brakes, brake-drum liner removal.
Drivetrain Systems:
Front and rear chain adjustment, lubrication, and potential issues.
Maintenance Procedures:
Regular lubrication (engine, gearbox, cables, hinge bearings), chain adjustment (front and rear), oil filter maintenance, spark plug servicing (implied), ignition timing adjustment, valve clearance adjustment (implied by grinding-in valves), contact breaker cleaning, voltage regulator contact cleaning, lubrication system cleaning.
Repair Procedures:
Complete engine overhaul, gearbox dismantling and reassembly, front fork overhaul and component replacement, rear suspension unit overhaul, piston and ring replacement, camshaft and crankshaft inspection and bearing servicing, magneto servicing, regulator servicing, wheel and hub servicing, brake maintenance, carburetor adjustments and modifications, oil system component removal and installation.
Troubleshooting Procedures:
Diagnosis of engine noise, gearbox noise, oil leaks, low oil pressure, poor scavenging, ineffective brakes, handlebar wobble, excessive fuel consumption, and other common issues based on symptoms.
Component Removal Installation:
Detailed procedures for removing and installing major components such as the engine, front fork assembly, wheels, gearbox, oil pump, and headlamp.
Rebuilding Procedures:
Detailed instructions for rebuilding major assemblies like the engine and gearbox are implied by the comprehensive nature of the manual.
Depth:
Comprehensive from basic maintenance and adjustments to full engine and gearbox rebuilds. Includes detailed diagrams, technical specifications, and step-by-step explanations suitable for users with basic mechanical knowledge aiming for professional-level servicing.
Diagnostic Capabilities:
The manual provides extensive troubleshooting guides for various systems, enabling users to diagnose and rectify a wide array of mechanical and electrical faults.
Engine Type:
Varies by AJS model within the 1949-1955 range (likely single-cylinder, parallel-twin, or V-twin configurations typical of the era).
Engine Capacity:
Model-specific, not provided in product information.
Horsepower:
Model-specific, not provided in product information.
Torque:
Model-specific, not provided in product information.
Compression Ratio:
Model-specific, not provided in product information.
Carburetion:
Multiple references to carburetor adjustments (pilot jet, main jet), suggesting prominent role of carbureted fuel delivery.
Oil Circulation:
Detailed coverage of oil circulation system, including pump, filters, passages, and common issues like oil returning to sump or entering dynamo.
Scheduled Maintenance:
The manual's detailed instructions imply routine maintenance tasks are to be performed periodically. Specific intervals are not provided in the product description but are integral to such manuals.
Engine Oil:
The manual covers oil circulation and troubleshooting, strongly suggesting it specifies recommended engine oil types and viscosities. 'Recommended lubricants' is mentioned in the index.
Gearbox Oil:
The manual details gearbox lubrication, implying it specifies the correct type and quantity of gearbox oil.
Fork Oil:
Front fork oil seal replacement and rear damper oil content checking indicate that specific fork and damper oil specifications would be included.
Common Problems Addressed:
The index lists numerous specific issues like 'handlebar wobble', 'noisy gear engagement', 'oil leakage', 'ineffective brakes', 'gearbox troubles', 'front fork noise', 'poor scavenging', and 'over-oiling', which are common to motorcycles of this era and are addressed within the manual.
