CRANE VALVE BANK REPLACEMENT

TM 5-2420-224-34

CRANE

VALVE

BANK

REPLACEMENT

This task covers:

a. Removal b. Installation

INITIAL

SETUP

Equipment Condition:

Applicable Configuration:

HMMH

Condition Description

Reference

TM 5-2420-224-20

Crane in Three-Point

Tools and Special Equipment:

Stance

Shop Equipment, SC 4910-95-CL-A31

Hydraulic Pressure

TM 5-2420-224-20

Tool Outfit (HSTRU), NSN 4940-01-036-5784

Relieved

Materials/Parts:

General Safety Instructions:

Pin, Cotter (8)

Nut, Lock (4)

WARNING

Packing

High pressure hydraulics [oil

under 2450 psi (16,893 kPa)]

Packing

operate this equipment.

Packing (16)

Never disconnect any

hydraulic line or fitting

Appendix B, Item 8

Caps and Plugs

without first dropping

Appendix B, Item 40

Rags

pressure to zero. A high

pressure oil stream can

References:

pierce body and cause

s e v e r e injury to personnel.

TM 5-2420-224-20

Fuel and oil are slippery and

can cause falls. To avoid

injury, wipe up spilled fuel or

oil with rags.

REMOVE eight cotter pins (1) and eight straight PINS (2). DISCARD cotter PINS.

NOTE

Tag control rods prior to disconnecting to aid in connecting.

DISCONNECT eight control RODS (3) from valve bank (4).

CAUTION

C a p or plug all ports and ends of hoses and tubes to prevent contamination of

h y d r a u l i c oil. Failure to do so may result in damage to equipment.

11-24