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TM5-4210-229-14&P
4-171. AIR LINES AND PIPING REPLACEMENT.
This task covers:
a. Removal
b. Installation
Tools
General Mechanics Tool Kit
Materials/Parts
Air Lines and Piping as required (Appendix E
General Safety Instructions
(COML)
Engine OFF.
Pipe Sealant (Appendix D, Item 47)
Transmission in (N) neutral.
Parking brake set.
Equipment Condition
Battery selector switch OFF.
Para. Condition Description
Tires blocked
4-173 System Bled
REMOVAL
NOTE
All hoses and fittings are threaded. If needed,
use a wrench to remove.
a.
Disconnect connections to air tanks and valves.
b.
Disconnect any other connections to air tanks and
valves.
c. Remove air lines from truck.
INSTALLATION
a.
Apply pipe sealant (Appendix D, Item 47) to all
exterior threads on the hose and fittings.
b.
Install air lines into truck and connect all hoses and
fittings.
c.
Check system for leaks or loose connections.
d.
Charge air brake system (paragraph 4-173).
4-188
ITEM
DESCRIPTION
1
Air Compressor
2
Air Compressor Governor
3
Low Pressure switch
4
Air gauge
5
Supply Reservoir
6
Drain Cock
7
Check Valve
8
Secondary Reservoir
9
Primary reservoir
10 Safety Valve
11 Quick Release Valve
12 Brake Valve
13 Stoplight Switch
14 Spring Brake Control Valve
15 Inversion Valve
16 Two-Way Check Valve
LEGEND
PRIMARY ;SERVICCE SYSTEM
SECONDARY SERVICE SYSTEM
PARKING ;BRAKE SYSTEM
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