ORDERING INFORMATION ( continued from page 7) 3.    SERIES MODEL PUMP SIZE CODE 0 20 1 21, 22 3 23 4 24 5 25 6 26 7 27 8 33, 34, 36 9 Any size, less linkage Order the appropriate HDC for the pump series on which it  is  to  be  mounted.    Generic  valves  less  link  may  be ordered,   as   well   as   spare   linkage   assemblies.      See below. 4.  PRESSURE RANGE DIFFERENTIAL DIFFERENTIAL MODEL THRESHOLD FULL-STROKE CODE PRESSURE MODULATING PRESSURE 01 12 psid 160 psid 02 120 psid 550 psid 03 217 psid 435 psid The   threshold   and   full   stroke   modulating   pressures come  in  three  ranges,  as  shown  above.    The  threshold (the  amount  of  differential  pressure  necessary  to  move the   actuator   spool)   and   full   stroke   (the   amount   of differential     pressure     necessary     to     yield     maximum swashplate  displacement)  ranges  should  be  chosen  so as  to  be  compatible  with  the  hydraulic  signal  from  the command   source,   which   is   usually   a   control   handle. The full stroke figures shown are nominal.  "02" and "03" models   use   a   spacer   plate   which   makes   the   body longer, as shown in Figure 1. Order   Sundstrand   Pressure   Override   Valve   through Sundstrand Hydro-Transmissior or Sundstrand distributors.  Consult Sundstrand  Hydro-Transmission at (515) 239-6620 for further information. Order additional linkage assemblies through Sundstrand Mobile Controls: PUMP SERIES LINKAGE ASSEMBLIES 20 12499678-001 21, 22 12499678-003 23 12499678-004 24 12499678-005 25 12499678-006 26 12499678-011 27 12499678-008 33, 34, 36 12499678-009 Contact    Sundstrand    Mobile    Controls    for    application assistance. ORDER FROM: SUNDSTRAND MOBILE CONTROLS 3900 Annapolis Lane North Minneapolis, Minnesota   55441 (612) 559-2121 DEVICE REPAIR: For  devices  in  need  of  repair,  include  a  description  of the  problem,  a  copy  of  the  purchase  order  and  your name and address. RETURN TO: SUNDSTRAND MOBILE CONTROLS Return Goods Department 3900 Annapolis Lane North Minneapolis, MN 55441 Sundstrand Mobile Controls 95-8972 8