TM 9-2320-361-20 14-40. REGULATOR VALVE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS EQUIPMENT CONDITION All Parking brake set (TM 9-2320-361-10). MATERIALS/PARTS Air reservoirs drained (TM 9-2320-361-10). Two lockwashers GENERAL SAFETY INSTRUCTIONS Antiseize tape (Appendix C, Item 27) Do not disconnect air lines before draining air REFERENCES (TM) reservoirs. TM 9-2320-361-10 TM 9-2320-361-20P WARNIN6 Do not disconnect air lines before draining air reservoirs. Small parts under pressure may shoot out with high velocity, causing injury to personnel. 1. Remove hose (5) from elbow (4) on engine compartment firewall (1). 2. Remove tube (9) from regulator valve (8). 3. Remove regulator valve (8) from coupling (7). 4. Remove elbow (4), nut (3), lockwasher (2), coupling (7), and lockwasher (6) from firewall (1). Discard lockwashers (2) and (6). NOTE Wrap male pipe threads with antiseize tape prior to installation. 1. Install new lockwasher (6), coupling (7), new lockwasher (2), nut (3), and elbow (4) on firewall (1). 2. Install regulator valve (8) on coupling (7). 3. Install tube (9) on regulator valve (8). 4. Install hose (5) on elbow (4). 14-64