TM 10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 12-19. Hydraulic Reservoir and Filter. (Sheet 2 of 11) REMOVAL 1. 2. 3. 4. NOTE The  following  is  a  difference between  M10A  Forklift  models.  The removal/installation  procedure  is identical. Using a 9/16”   socket and socket wrench handle,   remove four bolts (1), washers (2) and plate (3) from left side of hydraulic reservoir (35) on vehicles S/N 2001 and above. NOTE All wire must be tagged when removed  from  connector. Indicate whether wire is connected to pin- type  or  socket-type  connector. Using  slip  joint  pliers,  disconnect harness  assembly  (4)  at  connector. Using  a  cross  tip  screwdriver,  remove four screws (5) and lock washers (6). Disconnect  harness  assembly  (7)  at connector. Go to sheet 3 12-171