TM-5-2330-378-14-P

SEMITRAILER, LOWBED: 40 TON CONSTRUCTION EQUIPMENT TRANSPORTER M870 AND M870A1

TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

JUNE 1999

TM-5-2330-378-14-P - Page 212 of 524

TM 5-2330-378-14&P

4-57. MULTIFUNCTIONVALVE MOUNTINGBRACKETREPLACEMENT(M870).

ThisTaskCovers:

a.

Removal

b.

Installation

InitialSetup:

Toolsrrest Equipment:

Equipment Conditions:

- Tool kit, general mechanic's: automotive

- Air reservoir drained and drain cocks open (para 3-8).

(Item 7, Appendix B)

- Planks removed from stowed position (para2-8).

- Multifunction valve removed (para 4-55).

Materials/Parts:

• Detergent (Item 4, Appendix F)

• Tape, antiseizing (Item 21, Appendix F)

• Lockwasher (4) (Item 16, Appendix 1)

a.

REMOVAL

I

Remove fourscrews (1), lockwashers (2), and nuts (3)from multifunction valve mounting bracket (4)and middle

air reservoir (5). Discard lockwashers.

2.

Remove mounting bracket (4)from middle air reservoir (5).

b.

INSTALLATION

1.

Install mounting bracket (4) on middle air reservoir (5).

2.

Install four nuts (3), new lockwashers (2), and screws (1)on mounting bracket (4) and middle air reservoir (5).

01

6

4

4

FOLLOW-ONTASKS:

2

-Install multifunction valve (para4-55).

2

• Close drain cocks (para 3-8).

• Pressurize air system (para 3-8).

3

• Check airbrake system for leaks (Table 2-1,

3

item numbers 11 and 13).

• Check operation of brakes (subpara 4-54c).

• Stow planks (para 2-10).

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