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)

The World's Largest Manufacturer
of RV Leveling & Room Extension Systems

Jacks (Mounting & Jack Brackets)

 

Fast-Find Index (Click to jump ahead.)

01     Jack Brochures & Specifications

02     Mounting/Installation/Painting Instructions

03     Performance Information, Jacks

04     Adjustments

05     Electrical Information

06     Hydraulic Hose Information

07     Switch (Pressure & Warning) Information

08     Warning Light/Buzzer Information

09     Sprinter Chassis Jack Diagrams & Photos

 

01  Jack Brochures & Specifications

 * Straight-Acting (Power-Extend/Spring-Retract) Jacks

- General Information straightpowerexspringre5.html

- 6,000, 9,000, & 12,000 lb. Jacks for Towables _______ towablestraight3.html

- 9,000 lb. - 13" Stroke __________________________________________      ML46843
- 12,000 lb. - 13" Stroke _________________________________________      ML46844
- 16,000 lb. - 13" Stroke _________________________________________      ML46845

 * Straight-Acting (Power-Extend/Power-Retract) Jacks

- Installation Accessories (Brackets & Control Panel Box) _________________    ML43323

      - Precision Leveling Jack (16,000 lb.) - Brochure ________________________     ML45101
      - Precision Leveling Jack (24,000 lb.) - Brochure ________________________     ML45102

      - 7,000 lb. - 21" Stroke - Brochure & Specifications _______________________    ML42935

- 12,000 lb. - 21" Stroke - Brochure & Specifications ______________________    ML42933
- 12,000 lb. - 24" Stroke - Brochure & Specifications ______________________    ML43625
- 12,000 lb. - 24" Stroke (with Bolt-On Brackets) - Brochure & Specifications ___      ML43764
- 12,000 lb. - 24" Stroke (Integrated Jack & Power Unit) - Brochure __________      ML43799
- 12,000 lb. - 30" Stroke - Brochure & Specifications ______________________    ML43626

- 16,000 lb. - Precision Leveling Jack - Brochure ________________________     ML45101

- 24,000 lb. - 16" Stoke (AP43838) - Brochure & Specifications _____________     ML45328
- 24,000 lb. - 24" Stroke - Brochure & Specifications ____________________       ML43627
- 24,000 lb. - Precision Leveling Jack - Brochure ________________________     ML45102

* Straight-Acting/Pivoting (Power-Extend/Power-Retract) Jacks

- HWH "Pivoting" Jacks (HWH vs Competition) ________________________      ML43867

- 12,000 lb. - 13" or 16" Stroke - Brochure & Specifications ________________      ML43811
- 16,000 lb. - 16" Stroke - Brochure & Specifications ______________________    ML43812

* Straight-Acting/Pivoting (Power-Extend/Spring-Retract) Jacks

- General Information straightpivoting3.html

- HWH "Pivoting" Jacks (HWH vs Competition) _______________________      ML43867

- 3,000 lb. Telescoping Jack - Brochure & Specifications __________________    ML41825
- 3,000 lb. Telescoping Jack - Video ___________________________________ ML41825

- 4,000 lb. Telescoping Jack - Brochure ______________________________      ML36949
- 4,000 lb. Telescoping Jack - Video ___________________________________ ML36949

- 9,000 lb. - 13" Stroke (AP45657) - Brochure & Specifications ______________    ML46655
- 9,000 lb. - 13" Stroke (AP46747) - Brochure & Specifications _____________      ML46843

- 12,000 lb. - 13" Stroke (AP45650) - Brochure & Specifications _____________    ML46654
- 12,000 lb. - 13" Stroke (AP46748) - Brochure & Specifications _____________    ML46844

- 16,000 lb. - 13" Stroke (AP45692) - Brochure & Specifications _____________    ML46656
- 16,000 lb. - 13" Stroke (AP46749) - Brochure & Specifications _____________    ML46845

- 6,000, 9,000, 12,000, 16,000, 24,000 lb. Jack - Video____________________ straightpivoting.wmv

 

02  Mounting/Installation/Painting Instructions

 

* Mounting Brackets Catalog (with Diagrams) _____________________________   ML10049
* Mounting Brackets Listing (by Item Number) ____________________________    jackintro3.html
* Mounting Brackets for Landing Gear (AP43594, AP44261, AP44265, AP44269)
Install Instructions_________________________________________________     MI154582
* Mounting Bracket Installation Accessories (& Control Panel Box)

for Straight-Acting (Power-Extend/Power-Retract) Jacks ______________________ ML43323

* Landing Gear Jack (6,000 lb. Straight-Acting) Install Instructions _____________      MI154580
* Painting/Mounting Instructions for Landing Gear (and other) Jacks ____________      MI154755
* MOR/RYDE Suspension Jack Mounting Bracket Installations _______________      MI9542

* Clamps, Bolt-Thru Style for Straight-Acting Jacks (Instructions) ________________ MI157810A
* Clamps, Drilled/Tapped Weld-On Style for Straight-Acting Jacks (Instructions) ____  MI157810B
* Clamp Kit, Crosstie for Straight-Acting Jacks (Instructions) _________________     MI157810C
* Clamp Mounting Bracket for Straight-Acting Jacks (Instructions) ______________  MI157810D

 

03     Performance Information, Jacks

* Allowable Retraction Times for Hydraulic Jacks ___________________________  MI9553
* Cold Weather Operations ___________________________________________  MI95531
* Jack Retraction Information for 305/310/325 & 610/625 Leveling Systems ________  ML30817

 

04     Adjustments, Repairs & Maintenance

               ALL Jacks
                 * Maintenance of ALL HWH Kick-Down & Straight-Acting Jacks _____________ ML47149

Kick-Down Jacks
  * Kick-Down Jack - Horizontal and Vertical Adjustments ____________________ MI9562
  * AP8525 16,000 lb. Kick-Down Jack - Repairing or Installing ________________   MI9540
  * AP1206 Kick-Down Jack - Maintenance ______________________________   MI9547

 

05     Electrical Information

 * Electrical Connection Protection _____________________________________   MI9554

06     Hydraulic Hose Information

* General Hydraulic Hose Information - Refer to "General Install Information Section"
* Hose Routing (Kick-Down Jacks) ____________________________________   MI352009

 

07     Switch Information

Switch Interface Information
* Warning/Pressure Switch Interface _________________________________      MI1580
* Replacement Instructions for Cylinder Replacement with Warning/Pressure Switch
Interface ______________________________________________________      MI154754

Pressure Switches
* Pressure Switch Adjustments (All Jacks) ______________________________     MI9544
* Pressure Switch Installation (All Jacks) _______________________________      MI352009
* Pressure Switch Installation (Dodge Sprinter Rear S/A Jacks AP37942 4K
   
& AP37542 6K) ________________________________________________    MI152008
* Pressure Switch Installation (4K S/A Jacks with Pressure Switch Window) _____    MI152102
* Pressure Switch Installation (3500 PSI Pressure Switch) __________________      ML47649

             Warning Switches
               * Single-Wire Warning Switch Adapter Kit Instructions ____________________      MI156033

               * Kick-Down Jack Warning Switch Replacement Instructions _______________      MI1503
               * Kick-Down Jack (6,000 lb.) on Manual LeSy w/2-Wire Warning Switch ______      MP653040
               * Kick-Down Jack (9,000 lb.) on Manual LeSy w/2-Wire Warning Switch ______      MP653045
               * Kick-Down Jack (16,000 lb.) on Manual LeSy w/2-Wire Warning Switch _____      MP653030

* Straight-Acting Jack Warning Switch Replacement Instructions _____________    MI1504
* Straight-Acting Jacks with Side/Side Return Springs on Manual Leveling
   
System w/2-Wire Warning Switch ____________________________________ MP653035

Warning/Pressure Switch Interface ___________________________________    MI1580

 

08        Warning Light/Buzzer (for Jacks Down)

 

* Jacks Down Warning Light & Buzzer on 310 & 610 Leveling Systems ________   MI95400c

 

09     Sprinter Chassis Jack Diagrams & Photos

* Sprinter Leveling System - Brochure ________________________________    ML45576 

* Front Jacks:

2008 Sprinter (chassis built after Nov. 2008) with V6 diesel engine Sprinters with 5 cylinder diesel engine

* Rear Jacks:

Sprinter 2500 series chassis with single frame (unibody) construction

2008 Sprinter 3500 series chassis with V6 diesel on Winnebago View or Itasca Navion only (not Navion IQ)

2008 Sprinter 3500 series chassis with V6 diesel engine (Navion IQ, View Profile, Via, Reyo, Pulse, Icon, Others)

2007 Sprinter 3500 series chassis with 5 cylinder diesel engine (Itasca Navion and Winnebago View only)

Miscellaneous Sprinter Control mounting brackets and diagrams