HWH® SYSTEM IDENTIFICATION GUIDE
LEVELING, STABILIZING & LANDING GEAR SYSTEMS
(Filename: ML17785_01_NOM_PR_LESY.doc | Revised: 08OCT15)
Printable File
To find HWH® Replacement Parts, Operator Manuals, and Service Manuals
it is often necessary to know what system you have.
.
This document will help identify which system you have, with the aid of pictures and descriptions of key components
such as control panels, indicator light panels, control boxes, control modules, and sensing units.
If you do NOT know the general control system gategory (below), click here to VIEW ALL LEVELING SYSTEMS.
otherwise, please click on the general category below.
1XX Series | Lever-Controlled (Hydraulic) (1967 - Present)
2XX Series | Joystick-Controlled (Hydraulic) (19XX - Present)
3XX Series | Touch Panel-Controlled (Air or Hydraulic) (1995 - 2004)
4XX Series | Paddle Switch-Controlled (Hydraulic) (1985 - 1992)
5XX Series | Computer-Controlled (Touch Panel) (Air, Hydraulic, Air/Hydraulic) (1988 - 1993)
6XX Series | Computer-Controlled (Touch Panel) (Air, Hydraulic, Air/Hydraulic) (1988 - 2006)
7XX Series | Computer-Controlled (Touch Panel) (Air or Hydraulic) (YYYY - Present)
2000 Series | Computer-Controlled (Touch Panel) (Air, Hydraulic, Air/Hydraulic) (YYYY - Present)
Precision Leveling | Computer-Controlled (Touch Panel) (Hydraulic) (YYYY - Present)
Active Air Suspension Leveling | Computer-Controlled (LCD Panel) (Air or Air/Hydraulic) (YYYY - Present)
Hand-Pump Leveling / Landing Gear (Hydraulic) (YYYY - Present)
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1XX SERIES
100 SERIES
PRODUCED: YYYY - YYYY
HWH® 100 Series, Lever-Controlled Hydraulic Leveling System
(Four-Lever Control with Separate Indicator Light Panel with Rocker Switch or Toggle Switch)
PRODUCED: YYYY - YYYY
HWH® 100 Series, Lever-Controlled Hydraulic Leveling System
(Three-Lever Control with Separate Indicator Light Panel with Rocker Switch or Toggle Switch)
CONTROL PANEL
INDICATOR LIGHT PANEL
CAUTION!
UNDERSTAND OPERATOR’S MANUAL
BEFORE USING. BLOCK FRAME AND TIRES SECURELY
BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
RR
LEVEL
LR
LEVEL
RR
LR
LEVELING
HYDRAULIC
RF
LF
H WH
LF
RF
WARNING
RR
LR
RF
LEVELEZE LIGHT SYSTEM
ON
LF
RR
RF
ON
LF
DUMP
LR
OFF
HW H
CORPORATION
WARNING LIGHT SYSTEM
R
WARNING LIGHT SYSTEM
Without HWH®
With HWH®
Suspension Air
Suspension Air
Dump
Dump
With Rocker Switch
With Toggle Switch
(OBSOLETE)
• Indicator lights are on a plate mounted SEPARATE from the control unit.
110 SERIES
PRODUCED: YYYY - YYYY
HWH® 110 Series, Lever-Controlled Hydraulic Leveling System
(Four-Lever Control with Integrated Indicator Light Panel with Rocker Switch or Toggle Switch)
(With or Without HWH® Suspension Air Dump)
PRODUCED: YYYY - YYYY
HWH® 110 Series, Lever-Controlled Hydraulic Leveling System
(Three-Lever Control with Integrated Indicator Light Panel with Rocker Switch or Toggle Switch)
(With or Without HWH® Suspension Air Dump)
PRODUCED: YYYY - YYYY
HWH® 110 Series, Lever-Controlled Hydraulic Front Jack Equalization System
(Lever Control with Integrated Indicator Light Panel with Rocker Switch or Toggle Switch)
CONTROL PANEL
HWH HYDRAULIC LEVELING
HWH HYDRAULIC LEVELING
LR
RF
LF
H WH
LR
LF
RF
LEVELING
RR
LR
RR
FUSE
5 AMP
R
CORPORATION
WARNING
RR
RF
LF
HW H
FUSE
5 AMP
R
CORPORATION
WARNING
RR
OFF
• Used with straight-acting or kick-down jacks.
LEVELING
R
CORPORATION
LR
LF
RF
RR
EXTEND
EXTEND
DUMP
LEVEL
LEVEL
OFF
OFF
STORE
STORE
CAUTION! UNDERSTAND OPERATOR’S MANUAL BEFORE
USING. BLOCK FRAME AND TIRES BEFORE REMOVING
TIRES OR CRAWLING UNDER VEHICLE.
Without HWH® Suspension Air Dump
f u
f
UNDERSTAND OPERATOR’S MANUAL BEFORE USING.
BLOCK FRAME AND TIRES SECURELY BEFORE
REMOVING TIRES OR CRAWLING UNDER VEHICLE.
RF
HW H
LR
OFF
e
OFF
RR
LEVEL
s
STORE
LF
CAUTION!
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING.
BLOCK FRAME AND TIRES SECURELY BEFORE
REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• 100 Series uses separate
indicator light panel >>>
• Single-slot in the control
unit bezel plate for each
lever.
• Single lever control for
each jack.
LEVELING
FUSE
5AMP
R
CORPORATION
R
CORPORATION
WARNING
LEVEL
FUSE
5AMP
HW H
H WH
LEVELEZE LIGHT SYSTEM
RR
RF
LF
R
CORPORATION
s
f u e
LR
HYDRAULIC
s e
EXTEND
LF
RF
CAUTION! UNDERSTAND OPERATOR’S MANUAL BEFORE
USING. BLOCK FRAME AND TIRES BEFORE REMOVING
TIRES OR CRAWLING UNDER VEHICLE.
With HWH® Suspension Air Dump
• Single lever control for each jack.
• Single slot in the control unit bezel plate for each lever.
• Special control unit & light plate for fifth wheels and travel trailers.
• Used with kick-down or straight-acting jacks.
• Indicator lights are integrated into the slotted bezel plate covering the control unit.
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u
LR
FUSE
2XX SERIES
200 SERIES
HWH HYDRAULIC LEVELING
HWH HYDRAULIC LEVELING
ON
ON
NOT IN
PARK/
BRAKE
NOT IN
PARK/
BRAKE
5 AMP
5 AMP
FUSE
FUSE
CAUTION!
OFF
FUSE
OFF
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• 200 Series uses separate
indicator light panel >>>
• Single joystick control for all four
jacks.
• One front store lever and one
rear store lever.
• Control unit bezel plate has a
cross slot.
Without HWH® Suspension Air Dump
CAUTION!
FUSE
CONTROL PANEL
PRODUCED: YYYY - YYYY
HWH® 200 Series, Joystick-Controlled Hydraulic Leveling System
(with BI-AXIS® Control and Separate Indicator Light Panel)
(With or Without HWH® Suspension Air Dump)
INDICATOR LIGHT PANEL
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
With HWH® Suspension Air Dump
• Indicator lights are on a plate mounted SEPARATE from the control unit.
• Used with kick-down or straight-acting jacks.
210/225 SERIES
PRODUCED: YYYY - YYYY
HWH® 210 Series, Joystick-Controlled Hydraulic Leveling System
(with BI-AXIS® Control and Integrated Indicator Light Panel)
(With or Without HWH® Suspension Air Dump)
PRODUCED: YYYY - YYYY
HWH® 225 Series, Joystick-Controlled Hydraulic Leveling System
(with BI-AXIS® Control and Integrated Indicator Light Panel)
(With or Without HWH® Suspension Air Dump)
(With or Without Control Console)
CONTROL PANEL
•
•
•
•
•
•
•
Single joystick control for all four jacks.
One front store lever and one rear store lever.
Control unit bezel plate has a cross slot.
Indicator lights are integrated into control unit bezel plate.
210 Series has mercury level sensor.
225 Series has electronic level sensor.
Used with kick-down or straight-acting jacks.
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3XX SERIES
300 SERIES
PRODUCED: YYYY - YYYY
HWH® 300 Series, Touch Panel-Controlled Air Leveling System
(with MANUAL BI-AXIS® Control)
305 SERIES
PRODUCED: YYYY - YYYY
HWH® 305 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
310 SERIES - ROCKER-SWITCH
PRODUCED: YYYY - YYYY
HWH® 310 Series, Rocker Switch-Controlled Hydraulic Leveling System
(with Three-Point Rocker Switch Control)
(Designed for Safari® Motorhomes Only) (Motorized)
310 SERIES - TOUCH PANEL
PRODUCED 1995 - 2003
HWH® 310 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
(Designed for Motorized & Non-Motorized Vehicles)
PRODUCED: YYYY - YYYY
HWH® 310 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
(With Hand-Held Pendant Type Controller)
(Designed for Non-Motorized Vehicles) (Straight-Acting Jacks Only)
CONTROL PANEL
CONTROL BOX
4-1/2"
HWH HYDRAULIC LEVELING
HWH HYDRAULIC LEVELING
2-3/4"
ON
10 AMP
10 AMP
NOT IN
PARK/
BRAKE
10 AMP
5 AMP
STORE
10 AMP
NOT IN
PARK/
BRAKE
5 AMP
ON
STORE
5 AMP
OFF
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
OFF
5 AMP
7-1/2"
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Without HWH® Suspension Air Dump • With HWH® Suspension Pilot Air Dump
• Touch Panel
• Heading: “HWH HYDRAULIC LEVELING”
• Touch panel with a rabbit at the bottom is for vehicles with "Pilot Air Dump".
• Jacks will retract automatically with "STORE" button.
• Used with kick-down or straight-acting jacks. (Pendant SA jacks only.)
• Control Box is 2-3/4” x 4-1/4” x 7-1/2”
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325 SERIES
PRODUCED: 2003 - PRESENT
HWH® 325 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
(Long PC Board Series)
PRODUCED: 2003 - 2004
HWH® 325 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
(Short PC Board Series)
PRODUCED: YYYY - YYYY
HWH® 325 Series, Touch Panel-Controlled Hydraulic Leveling System
(with MANUAL BI-AXIS® Control)
(with Hand-Held Pendant Type Controller)
(Designed for Non-Motorized Vehicles)
"SHORT" PC BOARD SERIES | PRODUCED: 2003 - 2004
CONTROL PANEL
BACK
FRONT
CONTROL BOX
SHORTBOARD
REVERSE
HWH HYDRAULIC LEVELING
ON
3AMP
FUSE
STORE
OFF
CONTROL BOX
MOUNTED
ELECTRICAL
LEVEL SENSOR
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: "HWH HYDRAULIC
LEVELING"
• With or Without HWH®
Suspension Air Dump
• Touch panel does NOT have
”NOT IN PARK/BRAKE”
indicator light.
• Touch panel has four connectors on back.
• Touch panel has one three-amp fuse on the back.
• Short PC Board
• Control box has an 8.5" x 11" clear
plastic cover.
• Electronic (rectangular) level sensor
is mounted inside control box.
"LONG" PC BOARD SERIES | PRODUCED: 2003 - Present
CONTROL PANEL
FRONT
BACK
CONTROL BOX
LONGBOARD
HWH HYDRAULIC LEVELING
HWH HYDRAULIC LEVELING
ON
NOT IN
PARK/
BRAKE
NOT IN
PARK/
BRAKE
STORE DUMP
OFF
REVERSE
ON
STORE
OFF
CAUTION!
SINGLE
CONNECTOR
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
With
Without HWH®
HWH® Suspension Air Dump
Suspension Air Dump
• Touch Panel
• Heading: "HWH HYDRAULIC LEVELING"
• "NOT IN PARK/BRAKE" indicator light.
• Touch panel has one
five-pin connector on
back.
CONTROL BOX
MOUNTED
ELECTRICAL
LEVEL SENSOR
• Long PC Board
• Electronic level sensor is mounted
inside control box.
• Control box has an 8.5" x 11" clear
plastic cover.
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4XX SERIES
400 SERIES
PRODUCED: 1985 - 1992
HWH® 400 Series, Computer-Controlled Hydraulic Leveling System
(with NON-BIAXIS® Paddle Switch Control) or (with BI-AXIS® Paddle Switch Control)
CONTROL PANELS
MASTER
MANUAL OPERATION
AUTOMATIC
LEVELING
ON
HORIZONTAL
MASTER
AUTOMATIC
LEVELING
ON
HW H
HORIZONTAL
CORPORATION
5 AMP
EMERGENCY
OFF
VERTICAL
AUTOMATIC
RETRACT
HW H
CAUTION! BLOCK FRAME SECURELY BEFORE
CHANGING TIRES OR WORKING UNDER VEHICLE
LEFT FRONT
LEFT REAR
5 AMP
EMERGENCY
OFF
CORPORATION
RIGHT FRONT
RIGHT REAR
RETRACT
RETRACT
RETRACT
HOLD
HOLD
HOLD
EXTEND
EXTEND
EXTEND
TO PREVENT DAMAGE FROM OVERHEATING DO NOT HOLD SWITCH
ON FOR MORE THAN TWO OUT OF EVERY FOUR MINUTES.
NON BI-AXIS®
(Standard)
VERTICAL
AUTOMATIC
RETRACT
MANUAL OPERATION
CAUTION!
BLOCK FRAME SECURELY BEFORE CHANGING TIRE OR
WORKING UNDER VEHICLE. MANUAL USE LIMITED TO 4 MIN.
WITHOUT COOL DOWN.
SWITCHES & LEVELEZE INDICATORS
RIGHT SIDE
FRONT
LEFT SIDE
RETRACT
LEFT REAR
RETRACT
REAR
RETRACT
HOLD
HOLD
HOLD
EXTEND
EXTEND
EXTEND
LEFT FRONT
RIGHT FRONT
JACK DOWN INDICATORS
RIGHT REAR
BI-AXIS®
(A few manufactured for Holiday Rambler®)
• Control panel equipped with paddle switches.
• Air suspension dump optional.
• Some control panels may be labeled "A&E".
• Hydraulic pump and manifold separate.
• Used with kick-down or straight-acting jacks.
• 400 Series control panel looks like no other HWH® system control panel.
• Available in BI-AXIS® or NON BI-AXIS®
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5XX SERIES
500 SERIES
FRONT
PRODUCED: 1988 - 1993
HWH® 500 Series, Computer-Controlled Air Leveling System
(with Four-Point BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 500 Series, Computer-Controlled, Air Leveling System
(with Three-Point Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 500 Series, Computer-Controlled Air/Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 500 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
CONTROL PANEL
CONTROL BOX
BACK
14-1/2"
9"
HWH COMPUTERIZED LEVELING
HYD
AIR
REVERSE
EXCESS
SLOPE
LEVEL
NOT IN
PARK
STORE
DUMP
TRAVEL
40 PIN CONNECTOR
OFF
RAISE
CAUTION!
3-1/2"
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH
COMPUTERIZED LEVELING”.
• Glass or blade style fuses may be found in a
500 Series control box.
• Control box is 3-1/2” x 9” x 14-1/2”.
• Used for Air Leveling or combination Air/Hydraulic Leveling.
• Connecting cable between the control box and touch panel is a 2” wide, flat, forty-pin ribbon cable.
• Touch panel has a forty-pin
connector on back.
510 SERIES (510M SERIES - AP8073)
PRODUCED: 1990-1/2 - 1993
HWH® 510 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
CONTROL PANEL
CONTROL BOX
BACK
FRONT
HWH COMPUTERIZED LEVELING
ON
AUTO
STORE
REVERSE
5 AMP
10 AMP
5 AMP
10 AMP
10 AMP
10 AMP
4-1/2"
2-3/4"
REVERSE
EXCESS
SLOPE
7.5 AMP
OR
NOT IN
PARK
BRAKE
40 PIN CONNECTOR
TRAVEL
7.5 AMP
5 AMP
6-1/2"
8 WIRE CONNECTOR
OFF
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH
COMPUTERIZED
LEVELING”
Touch panel has either
a forty-pin connector on back
(OR) an eight-wire connector on back.
Control box is 2-3/4” x 4-1/4” x 6-1/2”
• Connecting cable between the control box and touch panel was a
2” wide, flat, 40 pin ribbon cable (early models) or a 3/8” wide, flat, eight-wire ribbon cable.
• The hydraulic pump and manifold are separate units connected with a high pressure hose and return line.
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6XX SERIES
600 SERIES
PRODUCED: 1988-1993
HWH® 600 Series, Computer-Controlled Air Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 600 Series, Computer-Controlled Air/Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 600 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
CONTROL PANEL
CONTROL BOX
FRONT
BACK
14-1/2"
9"
HYD
AIR
15
15
5
15
5
5
5
5
5
5
5
5
5
15
15
15
15
15
AUTOMOTIVE TYPE BLADE FUSES
REVERSE
15
HWH COMPUTERIZED LEVELING
EXCESS
SLOPE
LEVEL
NOT IN
PARK
STORE
DUMP
8 WIRE CONNECTOR
TRAVEL
OFF
RAISE
CAUTION!
3-1/2"
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Only blade style fuses will be found in a 600
• Heading: “HWH COMPUTERIZED
Series control box.
LEVELING”.
Touch panel has an eight• Control box is 3-1/2” x 9” x 14-1/2”.
• STORE function.
wire connector on back.
• Air dump optional.
• Air systems have DUMP & RAISE feature.
• Connecting cable between the control box and the touch panel is 3/8” wide, flat, eight-wire ribbon cable.
• Used for Air Leveling, Hydraulic Leveling, or combination Air/Hydraulic leveling.
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610 SERIES
FRONT
PRODUCED: 1992 - 1993
HWH® 610 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
(NON-Central Ground)
PRODUCED: 1993 - 2003
HWH® 610 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
(Central Ground)
610 SERIES - NON-CENTRAL GROUND
PRODUCED: 1992-1993
CONTROL PANEL
BACK
HWH COMPUTERIZED LEVELING
CONTROL BOX
4-1/2"
REVERSE
STORE
2-3/4"
5 AMP
10 AMP
5 AMP
10 AMP
NOT IN
PARK
BRAKE
10 AMP
10 AMP
EXCESS
SLOPE
ON
AUTO
7.5 AMP
8 WIRE CONNECTOR
6-1/2"
TRAVEL
7.5 AMP
OFF
5 AMP
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
Touch panel has an eight-wire
Control Box is 2-3/4” x 4-1/2” x 6-1/2”.
LEVELING”
connector on back.
• STORE function.
• Connecting cable between the control box and touch panel is a 3/8” wide, flat, eight-wire ribbon cable.
• The warning switch harness at each jack has one plug only. It may be a one-wire or two-wire connector.
• The pump and manifold are one assembly.
610 SERIES - CENTRAL GROUND
PRODUCED: 1993 - 2003
CONTROL PANEL
CONTROL BOX
FRONT
BACK
HWH COMPUTERIZED LEVELING
HYD
LEVEL
4-1/2"
REVERSE
EXCESS
SLOPE
5 AMP
10 AMP
10 AMP
11 PIN CONNECTOR
10 AMP
NOT IN
PARK
BRAKE
STORE DUMP
10 AMP
2-3/4"
TRAVEL
OFF
7.5 AMP
5 AMP
CAUTION!
7-1/2"
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
LEVELING”.
Touch panel has one eleven-pin
connector on back.
• Control Box is 2-3/4” x 4-1/2” x 7-1/2”.
• Central ground.
• Connecting cable between the control box and touch panel is an eleven-pin cable assembly.
• The warning switch harness at each jack has two plugs, one single-wire and one two-wire connector.
• The pump and manifold are one assembly.
C:\2_SOPs\ML17785(Engineering)\ml17785_01_nom_pr_lesy.doc | Revised: 08OCT15 | Page 9 of 15
625 & 625S SERIES
PRODUCED: 2003 - PRESENT
HWH® 625 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
(Programmable Sensing Unit)
PRODUCED: 2006
HWH® 625S Series, Leveleze® Single-Step Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
(Programmable Sensing Unit)
625 SERIES
PRODUCED: 2003 - PRESENT
CONTROL PANEL
CONTROL BOX
FRONT
BACK
HWH COMPUTERIZED LEVELING
HYD
REVERSE
EXCESS
SLOPE
LEVEL
NOT IN
PARK
BRAKE
5 PIN CONNECTOR
STORE DUMP
TRAVEL
MODE
OFF
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
LEVELING”
• Lower middle green indicator light is
labeled “TRAVEL MODE” not “TRAVEL”.
FRONT
Five-pin connector on back.
• The jack warning switch plugs are grey.
• Used for hydraulic leveling only.
625S (SINGLE STEP) SERIES
PRODUCED: 2006
CONTROL PANEL
BACK
HWH COMPUTERIZED LEVELING
R
EXCESS
SLOPE
AUTO
LEVEL
CONTROL BOX
MOUNTED
ELECTRICAL
LEVEL SENSOR
• Control box has an 8” x 11" clear
plastic cover.
• Control box is mounted to the pump
tray.
• Electronic programmable level
sensor is mounted inside control box.
CONTROL BOX
REVERSE
6 PIN CONNECTOR
MAY NOT BE PRESENT
NOT IN
PARK/
BRAKE
AUTO
STORE
5 PIN CONNECTOR
MANUAL
DUMP
EMERGENCY
STOP
TRAVEL
MODE
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
LEVELING”
• Touch Panel has an outline around the
manual UP and DOWN arrows.
• Lower middle green indicator light is
labeled “TRAVEL MODE” not “TRAVEL”.
• Touch panel has a five-pin connector
on back.
• Six-pin connector may not be present
on back of touch panel.
CONTROL BOX
MOUNTED
ELECTRICAL
LEVEL SENSOR
• Control box has an 8” x 11’ clear
plastic cover.
• Control box is mounted to the pump
tray.
• Electronic programmable level
sensor is mounted inside control box.
• Jack warning switch plugs are grey.
• Used for hydraulic leveling only.
C:\2_SOPs\ML17785(Engineering)\ml17785_01_nom_pr_lesy.doc | Revised: 08OCT15 | Page 10 of 15
680 SERIES
FRONT
PRODUCED: 1997 - 2002
HWH® 680 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 680 Series, Computer-Controlled Air Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 680 Series, Computer-Controlled Air/Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
CONTROL PANEL
CONTROL BOX
BACK
14-1/2"
HWH COMPUTERIZED LEVELING
R
LEVEL
AIR
REVERSE
EXCESS
SLOPE
19"
NOT IN
PARK/
BRAKE
DUMP
8 WIRE CONNECTOR
TRAVEL
OFF
RAISE
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
LEVELING”
Touch panel has an eight-wire
connector on back.
• Control box is 3-1/2” x 14-1/2” x 19”.
• Control box is 3-1/2” deep.
• Used for Air Leveling or combination Air/Hydraulic Leveling
• Connecting cable between the control box and touch panel is a 2/8” wide, flat, eight-wire ribbon cable.
C:\2_SOPs\ML17785(Engineering)\ml17785_01_nom_pr_lesy.doc | Revised: 08OCT15 | Page 11 of 15
7XX SERIES
700 SERIES
PRODUCED: YYYY - PRESENT
HWH® 700S Series, Leveleze® Single-Step Computer-Controlled Air Leveling System
(with BI-AXIS® Touch Panel Control)
CONTROL PANEL
SENSING UNIT & I/O CONTROL MODULE
(NO CONTROL BOX)
FRONT
BACK
Potted Electronic Sensing Unit (above)
HWH COMPUTERIZED LEVELING
LEVEL
REVERSE
EXCESS
SLOPE
AIR
NOT IN
PARK/
BRAKE
TRAVEL
MODE
DUMP
CANCEL
TRAVEL
MODE
WARNING!
RAISE
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
5 PIN CONNECTOR
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH COMPUTERIZED
LEVELING”
• Lower middle green indicator light
is labeled “TRAVEL MODE” not
“TRAVEL”.
• Touch panel has a five-pin
connector on back.
• Touch panel has a
_____________ on back.
Potted Multiplexed Input Output Module
("MIOM") (above)
• MIOM located at each air manifold.
• MIOM replaces typical control box.
• Potted electronic (rectangular) sensing unit
is
remote-mounted with three screws and three
springs.
• Use for Air Leveling
725 SERIES
PRODUCED: YYYY - PRESENT
HWH® 725 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control) (Kick-Down Jacks)
PRODUCED: YYYY - YYYY
HWH® 725S Series, Leveleze® Single-Step Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control) (Straight-Acting Jacks)
PRODUCED: YYYY - YYYY
HWH® 725S Series, Leveleze® Single-Step Computer-Controlled Hydraulic Leveling and Landing Gear System
(with BI-AXIS® Touch Panel Control) (Straight-Acting Jacks)
CONTROL PANEL
SENSING UNIT & I/O CONTROL
MODULE
FRONT
BACK
(NO CONTROL BOX)
Potted Electronic Sensing Unit (above)
HWH COMPUTERIZED LEVELING
R
REVERSE
EXCESS
SLOPE
AUTO
LEVEL
NOT IN
PARK/
BRAKE
AUTO
STORE
CANCEL
TRAVEL
MODE
WARNING!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
5 PIN CONNECTOR
Potted Multiplexed Input Output Module
("MIOM") (above)
• Touch Panel
• Heading: “HWH COMPUTERIZED
• MIOM mounted on pump.
• Touch panel has a five-pin
LEVELING”
• MIOM replaces typical control box.
connector on back.
• Potted electronic (rectangular) sensing
• Touch panel "manual" operations enclosed
• Touch panel has a ________
with white outline.
unit is remote-mounted with three screws
on back.
• Lower middle green indicator light is
and three springs.
labeled “TRAVEL MODE” not “TRAVEL”.
• All 725 Series are Single-Step, unless they have kick-down jacks.
• Can have Auxiliary Hand-Pump Control.
• Use for Hydraulic leveling.
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2000 SERIES
2000 SERIES (PRODUCED: 2001 - PRESENT)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Hydraulic Leveling and/or Landing Gear System
(with BI-AXIS® Touch Panel Control) (for Non-Motorized Towable Vehicles)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Air Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Air/Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 2000S Series, Leveleze® Single-Step Computer-Controlled Air Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 2000S Series, Leveleze® Single-Step Computer-Controlled Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Precision Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control, for Motorized Vehicles)
PRODUCED: YYYY - YYYY
HWH® 2000 Series, Computer-Controlled Precision Hydraulic Leveling System
(with BI-AXIS® Touch Panel Control, for Non-Motorized Vehicles)
CONTROL PANEL
SENSING UNIT & CONTROL BOX
FRONT
BACK
ELECTRICAL LEVEL SENSOR
MOUNTED INSIDE
CONTROL BOX
HWH COMPUTERIZED LEVELING
LEVEL
AIR
REVERSE
EXCESS
SLOPE
NOT IN
PARK/
BRAKE
TRAVEL
MODE
5 PIN CONNECTOR
DUMP
EMERGENCY
STOP
TRAVEL
MODE
RAISE
CAUTION!
UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
• Touch Panel
• Heading: “HWH
COMPUTERIZED LEVELING”
• Lower Middle green indicator
light is labeled “TRAVEL MODE”
not “TRAVEL”.
Touch panel has a five-pin
connector on back.
• Control box has an 8” x 11” clear plastic cover.
• Control boxes are stacked.
• Electronic (rectangular) level sensor is mounted
inside of control box.
• Use for Air Leveling or combination Air/Hydraulic Leveling.
• Can have Auxiliary Hand-Pump Control.
C:\2_SOPs\ML17785(Engineering)\ml17785_01_nom_pr_lesy.doc | Revised: 08OCT15 | Page 13 of 15
HAND-PUMP
2-POINT LANDING GEAR
PRODUCED: YYYY - YYYY
HWH® 2-Point Landing Gear System - Hand/Electric Pump
(Toggle/Momentary Switch-Controlled) or (Rocker/Momentary Switch-Controlled)
(Remote Operating Panel)
(Electric Motor / Solenoid Pump) (Manual Hand Pump as Back-Up)
(ML42337)
4-POINT LEVELING / LANDING GEAR
PRODUCED: YYYY - YYYY
HWH® 4-Point Leveling / Landing Gear System - Hand/Electric Pump
(Computer-Controlled Touch Panel Full Leveling) (Remote Operating Panel)
(Electric Motor / Solenoid Pump) (Manual Hand Pump as Back-Up)
(ML43108)
4-POINT LEVELING / LANDING GEAR
PRODUCED: YYYY - YYYY
HWH® 4-Point Leveling / Landing Gear System - Hand/Electric Pump
(Hydraulic Switch-Controlled Leveling) (Operation at Pump)
(Electric Motor Pump) (Manual Hand Pump as Back Up)
(Optional Leveleze® Indicator Light Package)
(ML42335)
4-POINT LEVELING / LANDING GEAR
PRODUCED: YYYY - YYYY
HWH® 4-Point Leveling / Landing Gear System - Hand/Electric Pump
(Hydraulic Switch-Controlled Leveling) (Operation at Pump)
(Manual Hand Pump - No Motor) (NO ELECTRIC POWER REQUIRED)
(ML42336)
EMERGENCY JACK SYSTEM
PRODUCED: YYYY - YYYY
HWH® 4-Point Emergency Jack System
(Toggle Switch-Controlled) (Remote Pendant Operating Panel)
(No Indicator or Warning Lights)
(Electric Motor Pump) (Manual Hand Pump as Back Up)
(Operator Manual# ML46130)
PICTURE - GET FROM MP35.9953
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ACTIVE AIR SUSPENSION
ACTIVE AIR SUSPENSION
HWH® Active Air Suspension & Computer-Controlled Air Leveling System
(with BI-AXIS® Control )
(with Color LCD Control Module Panel) or (with Monochrome LCD Control Module Panel)
(Hydraulic Leveling Optional)
CONTROL PANELS
PICTURE
COLOR LCD
PICTURE
MONOCHROME LCD
CONTROL MODULE & SENSING UNIT
PICTURE
CONTROL MODULE
SENSING UNIT
C:\2_SOPs\ML17785(Engineering)\ml17785_01_nom_pr_lesy.doc | Revised: 08OCT15 | Page 15 of 15