Table 2-1. Unit Level Preventive Maintenance Checks And Services-continued

TM 9-2320-279-20-1

Table 2-1. Unit Level Preventive Maintenance Checks and Services

Not Mission

Procedure

Item To Be

Interval

Item

Capable If:

Inspected

NOTE

M977 and

M985

Load testing of cranes is required before initial

Crane

use of all new cranes, cranes that have been

extensively repaired, cranes that have under-

gone modification or alteration, and cranes

that have remained idle six or more months.

Crane does not meet load

Refer crane to next higher level of mainte-

test requirements.

nance for load testing.

NOTE

Lift Cylin-

Semi-

der Pivot

Annual

Purging of lubricant.

When using a grease gun, apply lubricant to

the fitting until clean lubricant squeezes out

of the fitting being lubricated.

Fittings will not purge

Lubricate both ends of lift cylinders with GAA.

old lubricant out of com-

ponent.

Change 3