EMERGENCY RELAY VALVES

EMERGENCY RELAY VALVES - CONTINUED - TM-9-2330-379-14P_211

TM-9-2330-379-14P Trailer Cargo: 1-1/2-Ton 2-Wheel M105A3 NSN 2330-01-452-1218 Manual
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TM 9-2330-379-14&P EMERGENCY RELAY VALVES This task covers: a. Removal (page 4-131) b. Installation (page 4-134) INITIAL SETUP: Tools Materials/Parts General mechanics tool set Antiseize tape (item 8, Appendix E) Pipe sealant (item 9, Appendix E) Equipment Conditions Wheels chocked. Air brake system drained. ACTION LOCATION ITEM REMARKS REMOVAL 1 Front Hose assemblies Tag hose assemblies (3) and (4) and dolly (1) (3) and (4) from remove hose assemblies and two 3/8 street emergency front wheel brakes elbows (5) from front dolly (1). relay valve and two 3/8 street (2) elbows (5) 2 Hose assembly Tag hose assembly (6), and remove hose (6) and 3/8 assembly and 3/8 street elbow (7) from street elbow (7) emergency relay valve (2). 3 Hose assembly Tag hose assembly (8) and remove hose (8) and 3/8 assembly and 3/8 street elbow (9) from street elbow (9) emergency relay valve (2). 4 Two hose assem- Tag two hose assemblies (10) and (11), blies (10) and and remove hose assemblies, nipple (12) (11), 3/8 to 1/4 and tee (13) from front dolly emergency nipple (12) and relay valve (2). 3/8 tee (13) 5 Connecting Hose assembly Tag hose assembly (15) and remove pipe link (14) (15), pipe bushing (18), bulkhead fitting (17), and bushing (18), reducer coupling (16) and remove emer- bulkhead fitting gency relay valve (2). (17) and reducer coupling (16) 4-131

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