TM 9-2320-361-20 4-27. LOW AIR BUZZER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS All REFERENCES (TM) TM 9-2320-361-10 MATERIALS/PARTS TM 9-2320-361-20P Seven lockwashers EQUIPMENT CONDITION PERSONNEL REQUIRED Parking brake set (TM 9-2320-361-10). Battery ground cable disconnected (para. 4-48). Two a. Removal 1. Disconnect wire (13) from low air buzzer (3). 2. Remove two nuts (1) and lockwashers (2) from two stud mounts (4). Discard lockwashers (2). 3. Remove nut (15) and lockwasher (14) from stud mount (11). Discard lockwasher (14). 4. Bend ground strap (12) outward and remove low air buzzer (3) from two stud mounts (4) and stud mount (11). NOTE Assistant will help with steps 5 and 6. 5. Remove two nuts (7), lockwashers (6), and mounting studs (4) from firewall (5). Discard lockwashers (6). 6. Remove nut (9), lockwasher (8), stud mount (11), ground strap (12), and lockwasher (10) from firewall (5). Discard lockwashers (8) and (10). b. Installation NOTE Assistant will help with steps 1 and 2. 1. Install stud mount (11) and ground strap (12) on firewall (5) with two new lockwashers (10) and (8) and nut (9). 2. Install two stud mounts (4) in firewall (5) with two new lockwashers (6) and nuts (7). 3. Install low air buzzer (3) on two stud mounts (4) and stud mount (11). 4. Lift end of ground strap (12) and secure on stud mount (11) with new lockwasher (14) and nut (15). 5. Install two new lockwashers (2) and nuts (1) on stud mounts (4). 6. Connect wire (13) to low air buzzer (3). 4-42