TM 10-3930-659-20 17-5. FORK/BRAKE HYDRAULIC PUMP REPLACEMENT. This Task Covers: a. Removal b. Installation Initial Setup: Equipment Conditions: Materials/Parts: • Parking brake set (see TM 10-3930-659-10). •  Two preformed packings • Frame  locking bar Installed (see TM 10-3930- Tools/Test Equipment: 659-10). • Cab skirts removed (see paragraph 14-6). •  General mechanic's tool kit (Item 44, Appendix F) • Transmission side guards removed  (see para- Personnel Required:  Two graph 14-7). • Accumulator-to-fork/brake hydraulic pump hose and References: fittings removed (see paragraph 10-15). • Fork/brake hydraulic pump outlet-to-forklift control •  TM 10-3930-659-10 valve hose and fittings removed (see para- graph 17-14). • Fork/brake hydraulic pump drain-to-hydraulic reser- voir hose and fittings removed (see para- graph 17-15). • Main hydraulic pump-to-fork/brake hydraulic pump hose and fittings removed (see paragraph 17-16). • Fork/brake hydraulic pump-to-hydraulic reservoir hose and fittings removed (see paragraph 17-17). a. REMOVAL 1. Remove two screws (7), washers (6), and plate (5) from engine frame (4). WARNING Use  extreme  caution  when  handling  heavy  parts.    Lifting  device  is  required  when  parts weigh over 50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person lift, and  over  150  lb  (68  kg)  for  a  three  or  more  person  lift.    Keep  clear  of  heavy  parts supported only by lifting device.  Failure to follow this warning may cause serious Injury or death to personnel. 2. Remove  two  screws  (3),  washers  (2),  fork/brake  hydraulic  pump  (8),  and  preformed  packing  (11)  from  main hydraulic pump (1).  Discard preformed packing. 3. Remove elbow (9) and preformed packing (10) from fork/brake hydraulic pump (8).  Discard preformed packing. 17-16