REPAIR. The following paragraphs contains instructions for the CT-1 Commercial Trailer. These instructions will
enable maintenance personnel to repair or replace defective parts, which allows the Trailer Unit to meet new equipment
standards Instructions are included for the disassembly, cleaning, Inspection, repair or replacement and assembly of
components and parts, to form a complete CT-1 Commercial Trailer Unit. General cleaning, inspection, and repair or
replacement is as follows:
After performing any repair on the trailer unit, perform a check on the effected system to
insure proper operation.
PRELIMINARY PROCEDURE In general It is not necessary to completely disassemble the trailer unit as
illustrated In Figure 7-1. Operational checkout and troubleshooting will indicate the required degree of disassembly
necessary and assemblies which require repair or replacement. Prior to complete disassembly of the trailer unit, the
following step-by-step procedures shall be completed as follows
Position trailer unit at the mantenance site, and pin towbar jack and set trailer unit handbrake.
Never attempt to disassemble any part of the brake system without first having relieved all
air pressure from the brake system.
Provide adequate ventilation when using cleaning solvent (Federal Specifications P-D-
680, Type II). Avoid prolonged breathing of vapors and minimize skin contact.
Solvents conforming to Federal Specification P-D-680, Type II shall not be used to clean
paint coatings, plastics, and rubber. Disposal of solvents conforming to Federal
Specification P-D-680,, Type II shall be accomplished in accordancd with local state water
pollution control laws. Consult local bioenvironmental engineer for guidance. In no
instance should these solvents be allowed to contaminate streams or lakes They may be
disposed of by evaporation or burning under supervision.
Do not allow parts to remain in cleaning solvent for extended periods of time or rust spots
may form If parts are not to be inspected immediately after cleaning, dip them in engine oil
per Military Specification MIL-L-2104C or equivalent. Do not immerse electrical parts In