Hudson 1938 Terraplane User Manual

Lists detailed steps for lubricating and inspecting the vehicle as part of the 500-mile service.

Explains how break-in affects performance, life, and satisfaction, warning against damage from improper practice.

Provides specific speed limits for different mileage intervals during the break-in period.

Covers front axle alignment (toe-in, caster, camber) and steering gear type/reduction.

Details brake type and size, and tire sizes available.

Emphasizes the role of lubrication in ensuring trouble-free service and proper part function.

Advises consulting dealer for methods and specifications, warning against incorrect lubricant use.

Presents a chart for selecting engine oil based on temperature and driving conditions.

Explains S.A.E. viscosity numbers as a classification for lubricant body or fluidity.

Guides owners on selecting the proper lubricant grade based on atmospheric temperature.

Recommends oil changes at 500 miles initially, then every 2,000 miles, with considerations for driving conditions.

Specifies oil capacity and how to check the oil level using the bayonet gauge.

Advises checking brake master cylinder fluid and using specified Genuine Hudson Hydraulic Brake Fluid.

Provides step-by-step instructions for cleaning and re-oiling the standard air cleaner filter unit.

Details the cleaning and refilling procedure for the optional oil bath air cleaner.

Instructs on cleaning and repacking front wheel bearings with lubricant every 5,000 miles.

Details cleaning and repacking rear wheel bearings with lubricant every 5,000 miles.

Explains draining and refilling the clutch with Hudsonite Clutch Compound every 5,000 miles.

Advises draining and refilling each shock absorber unit with fluid every 5,000 miles.

Recommends changing transmission lubricant every 5,000 miles and specifies lubricant types.

Discusses the importance of rear axle lubricant and changing it every 5,000 miles.

Advises lubricating the steering gear housing every 5,000 miles with S.A.E. 90 E.P. gear oil.

Advises checking tire pressure weekly and lists recommended inflation pressures.

Offers tips on driving habits to maximize gasoline economy and provides mileage comparison data.

Describes the arrangement of instruments for driver convenience and visibility.

Introduces the Electric Hand as a factory option to simplify gear shifting.

Details the procedure for selecting gears using the small lever and engaging the clutch.

Details engine types, horsepower ratings, and design for power, efficiency, and economy.

Describes the construction and materials of the crankshaft, connecting rods, and pistons.

Details the camshaft, roller cam tappets, and valve components and their operation.

Explains the automatic lubrication system, its components, and operation.

Provides instructions for adjusting valve tappets to ensure proper clearance at operating temperature.

Explains how to determine valve timing by piston position and flywheel marks.

Describes the distributor type, breaker points, and their maximum opening adjustment.

Details the steps for adjusting breaker points to achieve the correct gap.

Explains ignition timing based on piston position and distributor breaker points.

Provides a step-by-step guide to setting the ignition timing correctly.

Lists the sequence of operations for tuning the engine, including spark plugs and timing.

Advises on cleaning the radiator twice a year using reverse flushing and specialized cleaners.

Describes the oil-cushioned clutch with cork insert plate, springs, and Hudsonite lubrication.

Explains self-adjusting clutch control and how to adjust clutch pedal clearance.

Details the synchronizing transmission with helical gears and alloy steel construction.

Details the steps for aligning the steering gear housing and instrument panel bracket.

Explains how to adjust worm bearings by adding or removing shims.

Details adjusting the mesh of the roller tooth and worm using a screw.

Details adjusting toe-in for correct steering and preventing tire wear.

Explains how to increase or decrease caster using shims.

States the recommended camber angle and advises on replacing bent parts.

Provides instructions for adjusting front wheel bearings.

Describes the semi-floating banjo-type rear axle and its components.

Details adjusting rear wheel bearings for proper end play.

Explains the hydraulically operated brake system with supplementary rear brake actuation.

Details adjusting the brake pedal for proper return clearance.

Provides step-by-step instructions for bleeding air from the brake lines.

Explains adjusting the pedal push rod for proper mechanical follow-up.

Details adjusting brake shoes for lining wear using eccentric and screw adjustments.

Continues the step-by-step guide for adjusting brake shoes for wear.

Re-iterates the Electric Hand's function in simplifying gear shifting.

Describes the combination for effortless gear changes.

Explains the Automatic Clutch Control option for smooth clutch operation.