TM10-3930-660-34 14-3. CAB ASSEMBLY WITH ROPS/FOPS - REPLACE/REPAIR (Cont’d) f.  Reach inside console and position receptacles (4) and (5) so they can be pulled from bottom of cab. g.  Pull receptacles (4) and (5) from bottom of cab. h.  Disconnect cables (8) and (9) from NATO slave receptacle (10). 2. DISCONNECT ACCELERATOR CABLE AT ENGINE, TM10-3930-660-20. 3. DISCONNECT TRANSMISSION CABLES AT TRANSMISSION, TM10-3930-660-20. 4. DISCONNECT PARKING BRAKE CABLE AT PARKING BRAKE LEVER IN CAB, TM10-3930-660-20. 5. DISCONNECT HEATER HOSES AT TEMPERATURE CONTROL VALVE AND HEATER, TM10-3930-660-20. WARNING Hydraulic  oil  in  system  can  be  under     pressure   over 1,500 psi with engine and pump OFF.  ALWAYS relieve pressure  in  hydraulic  lines  before  attempting  to  remove any   component   in   hydraulic   With   engine   OFF   and hydraulic  attachments  on  ground,  move  control  levers through  all    operating  positions  several  times  to  relieve line  pressure.  Relieve  pressure  in  hydraulic  oil  tank  by loosening  filler  cap  very  slowly.    Failure  to  follow  these precautions    could    result    in    serious    personal    injury. CAUTION Wipe area clean around all hydraulic connections  to be opened  during  removal  and  disassembly.  Cap    oil  lines and  plug  holes  after  removing  lines.  Contamination  of hydraulic   system   could   result   in   system.   premature failure. NOTE If more than one hydraulic line is removed, identify lines assure   proper   installation.      Use   suitable   container   to system. 14-1