TM 9-2330-203-14&P
4-30. AIR LINES, FITTINGS, AND HOSES REPLACEMENT (M198A1).
This Task Covers:
a.
Removal
b. Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
Intervehicular air hoses disconnected from towing
Tools/Test Equipment:
General mechanic's tool kit
a. REMOVAL
1.
Open pressure tank draincock to relieve pressure in service brake system. Close draincock (para 1-7).
2.
Open stowage compartment cover and disconnect two intervehicular air hoses (26) from terminal bolts (27).
3.
Disconnect two tube assemblies (21) from two adapters (22).
4.
Remove two adapters (22) from terminal bolts (27).
5.
Remove nut (23) and lockwasher (24) from each terminal bolt (27). Remove two terminal bolts and identification
6.
Disconnect each tube assembly (21) from tee (19).
7.
Remove two grommets (20) from holes in frame.
NOTE
On right side only, clamp securing each tube assembly to frame must first be removed.
8.
Remove two tube assemblies (21). Remove grommets (20) from tube assemblies.
9.
Remove tee (19) from air filter (18).
10.
Disconnect tube assembly (13) from elbow (17) on air filter (18) and elbow (12) on emergency relay valve (10).
NOTE
Clamp is mounted on left side only. To remove clamp, part of pressure tank mounting
must also be removed.
11.
Remove tube assembly (13) from clamp (15) at pressure tank (14) and remove from frame.
12.
Remove elbow (17) from air filter (18).
13.
Remove elbow (12) from emergency relay valve (10).
14.
Repeat steps 2 through 13 for other side of dolly.
15.
Disconnect tube assembly (8) from elbow (16) on pressure tank (14) and adapter (9) on emergency relay valve
(10). Remove tube assembly.
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