TM 10-4320-307-24
Chapter 2
UNIT MAINTENANCE INSTRUCTIONS
INTRODUCTION
This chapter contains the following frequently used maintenance information:
a.
Lubrication.
b.
Information on repair parts; special tools; test, measurement, and diagnostic equipment (TMDE); and support
equipment.
c.
Instructions for service upon receipt of equipment.
d.
Preventive maintenance checks and services (PMCS).
e.
Troubleshooting.
f.
Maintenance procedures.
g.
Preparation for storage or shipment.
Section I. LUBRICATION INSTRUCTIONS
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GENERAL.
NOTE
Lubrication is mandatory. No separate lubrication order has been prepared.
a.
Care of Lubricants. Keep all lubricants in sealed containers and store in a clean, dry area away from heat. Do
not allow foreign materials to come In contact with lubricants. Keep all lubrication equipment clean and ready
for use.
b.
Points of Application. Apply only those lubricants listed in Table 2-1.
Table 2-1. Lubrication Chart
Lubrication Point
Lubrication Type
Frequency
Pump Bearing Oil
MIL-L-46167 Grade Arctic or
Change every 4000 operating hours or at least
MIL-L-2104 Grade 15W-40
annually.
Speed Increaser Oil
MIL-L-46167 Grade Arctic or
Change every 1000 operating hours or at least
MIL-L-2104 Grade 15W-40
annually.
Speed Increaser Bearing
No. 2 Lithium Base Grease
Lubricate every 100 operating hours.
Grease
Speed Increaser Pivot
No. 2 Lithium Base Grease
Lubricate monthly.
Grease
Engine Oil
MIL-L-46167 Grade Arctic or
Change every 250 operating hours or at least
MIL-L-2104 Grade 15W-40
semiannually.
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