SPRING VALVE INSTALLATION

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TM-9-2330-331-14-P Semitrailer Flatbed: Break Bulk/Container Transporter 34 Ton M872A4 (NSN 2330-01-497-0706) (LIN S70159) Manual

RELAY VALVE INSTALLATION

TM 9-2330-331-14&P

0043 00

SPRING AND RELAY VALVES REPLACEMENT - Continued

SPRING VALVE INSTALLATION

1. Treat all threads with sealing compound (sealant, silicone).

2. Install pipe fittings (1 and 6) and tees (3 and 5) to air brake chamber control valve (2). Install pipe plugs (4).

3. Install air brake chamber control valve (2), with pipe fittings and tees attached, to front air reservoir.

4. Install air lines to air brake chamber control valve (2).

RELAY VALVE REMOVAL

1. Remove two nuts (13), lockwashers (14), and relay valve (8) from valve mounting bracket (10). Discard

2. Remove fittings (7 and 9) from relay valve (8).

Figure 2. Relay Valve

NOTE

Step 3 is only required if valve mounting bracket is being replaced.

3. Remove two locknuts (15), washers (11), bolts (12), and valve mounting bracket (10) from trailer frame.

Discard locknuts.