TM 10-3930-659-10 2-25.  LOCK FORKLIFT TRUCK FRAMES. CAUTION This   task   should   be   performed   only   when   forklift   truck   Is   to   be transported  on  a  different  type  of  transportation  system,  towed,  or maintenance  Is  to  be  performed.    Forklift  truck  must  not  be  driven with frame locked, as forklift truck cannot be steered. a.  Using steering wheel, center steering cylinders as closely as possible. b.  Shut down engine (see paragraph 2-16). c.  Remove two retaining pins (3). d.  Slide steering locking bar (2) between hole in engine frame (4) and hole In attachment frame (1). e.  Install retaining pins (3) to hold steering locking bar (2) in place. TA704518 2-64