HWH Corporation
(On I-80, Exit 267 South)
2096 Moscow Road
Moscow, Iowa 52760

Phone: (563)724-3396 or (800)321-3494
Fax: (563)724-3408

Business Hours: 8 a.m. - 5 p.m. Central Time (M-F)

System Diagrams

ML13048 - Joystick, hydraulic leveling for class c vehicle
ML13527 - Joystick, hydraulic leveling for class c vehicle with 1 room extension

ML1452 - Manual 3 point Air Leveling 1993 & 1994 (Please email us to request this manual.)
ML11006 - Manual 4 point Air Leveling 1995 &1996

ML6249 - Computerized Hydraulic Leveling, Straight jacks - pre 1996 (Please email us to request this manual.)
ML6251 - Computerized Hydraulic Leveling, Straight jacks, Air Dump - pre 1996 (Please email us to request this manual.)
ML6253 - Computerized 3 point Air Leveling or Hydraulic Leveling, Straight jacks - pre 1996 (Please email us to request this manual.)
ML6629 - Computerized 3 point Air Leveling - pre 1996 (Please email us to request this manual.)
ML6762 - Computerized Hydraulic Leveling, Kick-Down jacks, Air Dump - pre 1996 (Please email us to request this manual.)
ML7436 - Computerized 3 point Air Leveling or Hydraulic Leveling, Kick-Down jacks on the front, Straight jacks on the rear - pre 1996 (Please email us to request this manual.)
ML7537 - Computerized 3 point Hydraulic Leveling, Kick-Down jacks on the front, Straight jacks on the rear, Air Dump - pre 1996 (Please email us to request this manual.)
ML7603 - Computerized 3 point Air Leveling - pre 1996 (Please email us to request this manual.)
ML9716 - Computerized Air Leveling, Prevost 1999-2002
ML10731 - Computerized Hydraulic Leveling, Straight jacks, Air Dump - 1 room extension - 1997 & 1998
ML11004 - Computerized 4 point Air Leveling - 1997 & newer
ML11776 - Computerized 4 point Air Leveling or Hydraulic Leveling, Straight jacks - 1997 & newer
ML12749 - Computerized 4 point Air Leveling with tag axle - 1997 & newer

ML17140 - Computerized Air Leveling Prevost - Dual Cylinder level floor room extension - 1 single room extension

ML25931 - Computerized 4 Point Air Leveling with Tag Axle - 2 or 3 room extensions - electric rooms
ML27609 - Computerized 4 Point Air Leveling with Tag Axle - 2 or 3 room extensions - train drive room extensions & single room extension
ML28315 - Computerized 4 Point Air Leveling with Tag Lift - 3 room extensions - 1 elevated floor room extension
ML28381 - Computerized 4 Point Air Leveling with Tag Lift - 2 room extensions - train drive room. single drive room
ML29276 - Computerized 4 Point Air Leveling with Tag Lift - 3 room extensions
ML30206 - Computerized 4 Point Air Leveling with Tag Lift - 1 room extension
ML30737 - Computerized 4 Point Air Leveling with Tag Lift
ML30739 - Computerized 4 Point Air Leveling
ML31014 - Computerized 4 Point Air Leveling with Tag Lift
ML31812 - Computerized 4 Point Air Leveling with Tag Lift - 4 room extensions - 2004 & newer
ML33982 - Computerized 4 Point Air Leveling - 1 room extension - 2004 & newer
ML34459 - Computerized Air Leveling - 1 room extension - 2004 & newer
ML34461 - Computerized Air Leveling - 2 room extensions - 2004 & newer

ML18593 - 1 or 2 room extensions - Dual cylinder rail room extension - single cylinder room extension
ML38979 - Multiple Room extensions