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MP35.952D

01MAY02

MANUAL ROOM AND GENERATOR SLIDE RETRACT PROCEDURE

OVERVIEW

1. Retract jacks following the LEVELING SYSTEM 
RETRACT PROCEDURE.

2. Locate the HYDRAULIC PUMP/MANIFOLD unit.

VALVES are opened and internal pressure is released.

WINCH

WINCH STRAP

WINCH HANDLE

RATCHET LEVER

HOOK

MANUAL RETRACT WINCH

5. Slowly winch the room in by turning the WINCH HANDLE
clockwise. The RATCHET LEVER should produce a loud, sharp,
clicking noise.

in the hydraulic fluid and make winching more difficult. 

CAUTION:

ON

OFF

HYDRAULIC PUMP/MANIFOLD

NOTE: The room may move slightly as the SOLENOID 

NOTE :

NOTE: Winching the room in quickly will raise pressure

IMPORTANT:

6. When the room is fully retracted, engage the room locking
devices.  Leave the retract winch engaged and the solenoid 

CAUTION:

THE ROOM EXTENSION SOLENOID 

VALVE RELEASE NUTS MUST BE IN THE OPEN 
POSITION WHEN THE MANUAL RETRACT WINCH IS 

7. The system should be repaired before using again.

CAUTION:

THE MANUAL RETRACT WINCH IS 

OPERATE THE MANUAL RETRACT 

WINCH BY HAND POWER ONLY.  IF THE WINCH 
CANNOT BE CRANKED EASILY WITH ONE HAND IT IS 
PROBABLY OVERLOADED.  IF WINCHING BECOMES 
TOO DIFFICULT STOP AND CHECK FOR OBSTRUCTIONS 
OR RESTRICTIONS ON THE ROOM AND ROOM 

LEVELING SYSTEM MANIFOLD NOT SHOWN

SOLENOID VALVES

VALVE 
RELEASE
NUT

NUT

VALVE 
RELEASE

3. Open the Solenoid Valves by slowly turning the valve 
release nuts counter clockwise using the 1/4" nut driver

Only open the valves enough to retract

NOTE: After repairs are made, when 
closing the VALVE RELEASE NUTS, do 

When manually retracting the room, make sure

the jacks are retracted before retracting the room.

EQUIPPED FOR MANUALLY RETRACTING THE ROOM 

ONLY.  IT IS NOT TO BE USED FOR LIFTING OR ANY 
OTHER APPLICATION.  HIGH FORCES ARE CREATED 
WHEN USING A WINCH, CREATING POTENTIAL SAFETY 
HAZARDS.  FAILURE TO FOLLOW ALL CAUTIONS AND 
INSTRUCTIONS MAY CAUSE FAILURE OF THE MANUAL 

RETRACT WINCH OR CONNECTIONS RESULTING IN 
DAMAGE OR PERSONAL INJURY.  MAINTAIN FIRM GRIP 

ON THE WINCH HANDLE AT ALL TIMES.  NEVER 

RELEASE THE HANDLE WHEN RATCHET LEVER IS IN 

THE OFF POSITION AND THE WINCH IS LOADED.  THE 
WINCH HANDLE COULD SPIN VIOLENTLY AND CAUSE 

PERSONAL INJURY.  CHECK THE WINCH AND STRAPS 
FOR DAMAGE OR WEAR, AND CHECK FOR PROPER 
RATCHET OPERATION ON EACH USE OF THE WINCH. 
DO NOT USE IF DAMAGED OR WORN.

supplied.

the room.  DO NOT turn the release nuts more than
4 and 1/2 turns.  Turning the nuts more could damage
the valves.

with the Operators Manual.  As of APRIL 2002 the 

NOTE: Prior to APRIL 2002 a 1/4" Nut Driver was sent 

Cap.  See the back page of this manual for further info.

1/4" Nut Driver has been incorporated into the Breather 

4. Locate the MANUAL RETRACT WINCH and connect 
it to the room according to the vehicle manufacturer’s 

instructions. To extend the WINCH STRAP firmly grasp 

WINCH HANDLE, place RATCHET LEVER in its OFF 

position, and slowly rotate the WINCH HANDLE 
counter clockwise, keeping a firm grip on the handle. When 
enough WINCH STRAP is extended, place the RATCHET 
LEVER in its ON position and slowly rotate the WINCH 
HANDLE clockwise until the RATCHET LEVER locks.

EXTENSION MECHANISM.

valves open.

ENGAGED.

(WITH SOLENOID VALVES WITH VALVE RELEASE NUTS)

(USE ONLY WHEN THE ROOM WILL NOT RETRACT WITH THE ROOM CONTROL SWITCH)

not over tighten the nuts.

IMPORTANT: If the vehicle is not equipped with a winch,

DO NOT use other pulling devices to retract the room.

Follow steps 2 and 3 and try pushing the room in.
Contact the vehicle manufacturer or HWH Customer
Service at 1-800-321-3494 or 563-724-3396 for assistance.

The room can be retracted manually if a hydraulic or electric 
failure prevents the room from being retracted  using the 
CONTROL SWITCH.  For normal retract sequence see the 

ROOM SLIDE RETRACT PROCEDURES. Refer to the 

vehicle manufacturer for storage location of the winch 
and information for connecting the winch to the room.

Summary of Contents for HYDRAULIC SPACEMAKER

Page 1: ...4 3408 2096 Moscow Road Moscow Iowa 52760 On I 80 Exit 267 South HWH CORPORATION ML28874 MP05 9450 22SEP03 Single Cylinder Generator Slide FEATURING With Synchronizing Cylinders Three Dual Cylinder Room Extensions HWH HYDRAULIC SPACEMAKER ROOM EXTENSION SYSTEMS OPERATOR S MANUAL R R ...

Page 2: ...urchased the vehicle or had the leveling system installed Dealership management people are in the best position to resolve the problem quickly If the dealer has difficulty solving the problem he should immediately contact the Customer Service Department at HWH CORPORATION If your dealer cannot or will not solve the problem notify the Customer Service Department HWH CORPORATION 2096 Moscow Rd Mosco...

Page 3: ...oper ride height and the leveling jacks are Do not operate the room extension unless the IMPORTANT 2 Apply the parking brake the ignition switch must be OFF after the room is fully extended or stops moving in the EXTEND position for more than ten seconds of the room do not reverse direction of the room until after the room is fully extended This assures proper Hold the switch to EXTEND three or fo...

Page 4: ...lide press and hold the GENERATOR SLIDE CONTROL SWITCH in the RETRACT position When the slide is fully retracted release the GENERATOR SLIDE CONTROL SWITCH than ten seconds after the slide is fully retracted or stops CONTROL SWITCH in the RETRACT position for more Do not hold the GENERATOR SLIDE IMPORTANT Releasing the GENERATOR SLIDE CONTROL SWITCH will halt the operation of the slide NOTE 3 If t...

Page 5: ...TIONS AND INSTRUCTIONS MAY CAUSE FAILURE OF THE MANUAL RETRACT WINCH OR CONNECTIONS RESULTING IN DAMAGE OR PERSONAL INJURY MAINTAIN FIRM GRIP ON THE WINCH HANDLE AT ALL TIMES NEVER RELEASE THE HANDLE WHEN RATCHET LEVER IS IN THE OFF POSITION AND THE WINCH IS LOADED THE WINCH HANDLE COULD SPIN VIOLENTLY AND CAUSE PERSONAL INJURY CHECK THE WINCH AND STRAPS FOR DAMAGE OR WEAR AND CHECK FOR PROPER RAT...

Page 6: ...ather cap from the top of the hydraulic oil reservoir The oil level should be approximately one inch below the top of the reservoir FLUID HWH Specialty Hydraulic Oil is recommended In an brake fluid or hydraulic jack fluid Use of these can damage and can cause staining should a leak occur DO NOT USE Dexron automatic transmission fluid contains red dye emergency Dexron automatic transmission fluid ...

Page 7: ...E POWER UNIT RESERVOIR IMPORTANT PRIOR TO REMOVING THE BREATHER CAP EITHER TO CHECK THE OIL LEVEL OR TO USE THE 1 4 NUT DRIVER CLEAN ANY DEBRIS FROM THE TOP OF THE RESERVOIR INCLUDING DEBRIS INSIDE THE 1 4 NUT DRIVER REMOVE ANY PAINT CHIPS OR OTHER DEBRIS FROM THE DIPSTICK BEFORE RETURNING THE BREATHER CAP TO THE RESERVOIR VALVE RELEASE NUT to the valve may result turn counter clockwise Damage NOT...

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