TM-9-2350-256-10

RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1

OPERATOR'S MANUAL

OCTOBER 2014

TM-9-2350-256-10 - Page 423 of 796

BOOM OPERATION

INITIAL SETUP:

Tools and Special Tools

General mechanic's tool kit

(WP 0135, Table 1, Item 2)

Materials/Parts

Leather gloves (WP 0133, Table 1)

Personnel Required

Crewman (3)

References

DA PAM 40-501 (WP 0131)

References (cont.)

Hoist winch cable access door operation

(WP 0034)

Hoist winch operation (WP 0079)

Prepare auxiliary hydraulic system for operation

(WP 0074)

Prepare main hydraulic system for operation

(WP 0073)

Equipment Condition

Vehicle parked on level surface

Main engine shut down (WP 0017)

WARNING

•

During any winching, hoisting, lifting, or boom raising operation, hatches must be

closed for operator and crew safety. Failure to comply may result in personnel

death or injury.

•

At no time during M88A1 boom operations are personnel required to be positioned

on the engine deck of vehicle. The A shape of boom support hatch is designed to

guide hoist winch cable out of the path of retracting boom. Failure to comply may

result in personnel death, injury, and/or damage to equipment.

GENERAL

The boom is powered by the main hydraulic system under normal conditions. In an emergency, the boom may be

raised or lowered under no-load conditions using the auxiliary hydraulic system. The boom controls are in the

operator area.

TM 9-2350-256-10

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