TM 9-2320-361-20 12-59. SAFETY SWITCH FUSE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS REFERENCES (TM) M185A3, M109A3 TM 9-2320-361-10 MATERIALS/PARTS Two 250V fuses TM 9-2320-361-20P EQUIPMENT CONDITION l Parking brake set (TM 9-2320-361-10). l Battery ground cable disconnected (para. 4-48). 1. Pull safety switch box handle (2) down to OFF position and open cover (4). 2. Remove two 250V fuses (3) from safety switch box (l). Discard fuses (3). 1. Install two new 250V fuses (3) in safety switch box (l). 2. Close cover (4) and push safety switch box handle (2) up to ON position. FOLLOW-ON TASK: Connect battery ground cable (para. 4-48). 12-96