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 231 of 524

TM 6-2330-378-14&P

4-66. AIR RESERVOIRSERVICEABILITYTEST.

ThisTaskCovers:

ServiceabilityTest

InitialSetup:

Tools/TestEquipment:

Materials/Parts:

-Toolkit,generalmechanic's:automotive

- Detergent(item4, AppendixF)

(Item 7, Appendix B)

SERVICEABILITY TEST

a.

With airbrake system connected to towing vehicle, coat drain cocks, pipe plugs, and connectionswith

asolution

of detergent and water.

No leakage is permissible.

b.

Tighten any leaking connections.

C.

Inspect air reservoirfordamageorcorrosion.

Replace air reservoir if it leaks or if there is any damage orcorrosion

that could weaken the air reservoir.

FOLLOW-ON

TASKS:

• Pressurize

air system (pare 3-8).

• Check operation of brakes (para 4-54).

4-143