Section LXXXIII. CRANE GANTRY FRAME
625.
General
The crane gantry frame is a supporting device
used to support the boom. It is mounted on the crane
frame by means of pins and is constructed of heavy
steel.
626.
Crane Gantry Frame Removal
a. Remove the crane gantry sheave block.
c. Remove the crane gantry frame from the
revolving frame as instructed on figure 291.
627.
Crane Gantry Frame Cleaning, Inspection
and Repair
a. Cleaning. Clean the crane gantry frame with an
approved cleaning solvent.
b. Inspection and Repair. Inspect the crane gantry
frame and pins for cracks, breaks, bends, and excessive
wear. Replace or repair defective crane gantry frame or
pins as necessary. Replace cotter pins.
628.
Crane Gantry Frame Installation
a. Install the crane gantry frame on the revolving
frame as illustrated on figure 291.
Figure 291. Crane gantry frame, removal and
installation.
c. Install the crane gantry sheave block.
AGO 6819A
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