TM10-3930-660-20 8-43. BATTERIES   - SERVICE/TEST/REPLACE (Cont’d) 3.   REMOVE THREE LOCKNUTS (23), WASHERS (24), AND RETAINING CAPSCREWS (25), SECURING THE BATTERY RETAINING BAR (26). REMOVE BATTERY RETAINING BAR (26). REMOVE LEFT-HAND BATTERY (5) AND RIGHT-HAND BATTERY (4) FROM BATTERY BOX  (3). INSTALLATION If old batteries are to be reinstalled, clean the tops and terminals of batteries. Refer to SERVICE section of this paragraph. Use wire brush on clamps and terminals as required. Batteries (4) and (5) should be installed so the positive terminal (8) and (9) of each battery is oriented toward the left and front of battery box (3). 1. 2. 3. 4. POSITION LEFT-HAND BATTERY (5) AND RIGHT-HAND BATTERY (4) IN BATTERY BOX (3). POSITION BATTERY RETAINING BAR (26) ACROSS BATTERIES (4) AND (5). INSTALL THREE RETAINING CAPSCREWS (25) FROM UNDER THE BATTERY BOX (3). PUSH RETAINING CAPSCREW (25) UP UNTIL THREADS OF CAPSCREWS (25) ARE POSITIONED THROUGH HOLES IN BATTERY RETAINING BAR (26). SECURE BATTERY RETAINING BAR (26) TO RETAINING CAPSCREW (25) WITH THREE WASHERS (24) AND THREE LOCKNUTS (23). APPLY A THIN COAT OF PETROLEUM JELLY ON ALL BATTERY TERMINALS AND CLAMPS TO RETARD CORROSION. 8-111