Section IV. LUBRICATION INSTRUCTIONS
4-7. General. Detailed instructions for the lubrication of the major components of the power unit are contained
in the applicable Lubrication Orders (LO's). Refer to DA Pam 25-30 to ensure that the latest editions of the L O
's are used. This section contains lubrication instructions that are not included in the Lubrication Orders.
4-8. Generator Lubrication. Refer to TM 5-6115-465-12 for generator set Lubrication Order.
4-9. Trailer Assembly Lubrication.
Clean parts in a well-ventilated area. Avoid inhalation of solvent fumes and
prolonged exposure of skin to cleaning solvent. Wash exposed skin thoroughly.
Dry cleaning solvent (PD-680) used to clean parts is potentially dangerous to
personnel and property. Do not smoke or use near open flame or excessive heat.
Flash point of solvent is 100°F to 1380F (380C to 590C).
Before applying lubricant, clean area to be lubricated using PD-680 or equivalent.
Trailer Lubrication. Refer to TM 9-2330-247-14&P for Trailer Lubrication Order.
Tailgate Lubrication. The tailgate is a modification to the standard M353 trailer and, as such, does
not appear in the associated LO. Lubricate the hinge block pivot pins and tailgate pin holes semiannually using
OE lubricating oil.
Power Distribution Unit Lubrication. The power distribution unit is a component of the power unit end item
added to the standard M353 trailer and, as such, does not appear in the trailer LO. Lubricate the cover hinge
semiannually using OE lubricating oil.
Section V. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
The PMCS chart In this section contains all necessary unit preventive maintenance
checks and services for this equipment.
General. The trailer assembly and generator set must be inspected and serviced systematically to
insure that the power unit Is ready for operation at all times. Inspection will allow defects to be discovered and
corrected before they result in serious damage or failure. Table 4-1 contains a tabulated list of preventive
maintenance checks and services to be performed by unit maintenance personnel. All of the unit PMCS on the
trailer is scheduled to be performed semiannually. Unit PMCS on the generator set is scheduled monthly,
semiannually or on a per-hours-of-operation basis. The running time meter on the control panel is used to
determine the operating time of the generator set. Using the following as a guide, do the checks and services
at the intervals shown. Observe all CAUTIONS and WARNINGS.