HWH ACTIVE AIR Operator'S Manual Download

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HYDRAULIC
POWER UNIT

RELIEF VALVE

RETURN

PRESSURE

SOLENOID MANIFOLD
ASSEMBLY

CHECK
VALVE
INNER

CHECK
VALVE
OUTER

SOL.VALVE

PRESSURE/RETURN
SHUTTLE VALVE

50 PSI
SWITCH

JACK
PRESSURE
SWITCH

JACK
CYLINDER

LEFT REAR

RIGHT REAR

RIGHT
FRONT

LEFT
FRONT

MP64.4530B

27JUL15

3000 PSI
SWITCH

LEVELING SYSTEM

ROOM EXTENSION
MANIFOLD LOCATED HERE
WHEN APPLICABLE

SOL.VALVE

3500 P.S.I.

BI-AXIS LEVELING WITH STRAIGHT-ACTING JACKS

ACTIVE AIR SUSPENSION WITH HYDRAULIC LEVELING SYSTEM

HYDRAULIC SCHEMATIC DIAGRAM

800 PSI TO SHIFT

TO REMOTE

ROOM MANIFOLD

PRESSURE

RETURN

WHEN APPLICABLE

Summary of Contents for ACTIVE AIR

Page 1: ...396 Fax 563 724 3408 2096 Moscow Road Moscow Iowa 52760 On I 80 Exit 267 South HWH CORPORATION W CORPORATION H H R HOME STOP LIGHT RESET WARNING UNDERSTAND OPERATOR S MANUAL BEFORE USING STATUS AUTO AIR STORE SUSPENSION TAG PRESSURE PAGE 2 AIR MAN HWH HYDRAULIC LEVELING ADDENDUM R BI AXIS Hydraulic Leveling R Straight Acting Jacks HYD MAN AUTO HYD ...

Page 2: ... ALL PEOPLE CLEAR OF VEHICLE WHILE DUMPING AIR FROM THE VEHICLE S SUSPENSION DO NOT MOVE THE VEHICLE IF THE VEHICLE IS NOT AT THE PROPER RIDE HEIGHT CONTACT MANUFACTURER IMPORTANT IF COACH IS EQUIPPED WITH A ROOM EXTENSION READ ROOM EXTENSION SECTION BEFORE OPERATING LEVELING SYSTEM 08APR10 MP14 0014 TECHNICAL SERVICE FOR MOVING THE VEHICLE WHEN NOT AT THE PROPER RIDE HEIGHT KEEP ALL PEOPLE CLEAR ...

Page 3: ...SCREEN BUTTONS AND LIGHTS SEE MP34 3337 SEE MP24 3980B Push the button again the screen will go dark but the system will remain on Push again to return to default brightness HYD AUTO HYD MAN the suspension air bags for 10 seconds and the word STORE will flash continously until the jacks are fully retracted and the suspension is at ride height When INITIALIZING is no longer displayed the suspension...

Page 4: ...OFF ON Jack has load on it it is supporting weight OFF Jack has no load on it It is not supporting weight LR HYD PRESSURE SWITCH RF HYD PRESSURE SWITCH LF HYD PRESSURE SWITCH RR JACK WARNING SWITCH LR JACK WARNING SWITCH RF JACK WARNING SWITCH LF JACK WARNING SWITCH RR HYD PRESSURE SWITCH ON Jack is extended OFF Jack is FULLY retracted PAGE 4 STATUS DESIGNATIONS WARNING PAGE FORWARD PAGE BACK HOME...

Page 5: ... pump run time programs will also vary Leveling systems and room extensions that are not controlled by a system processor have no pump run time protection thirty minutes Pump motors used with HWH leveling systems and room extension systems come in 3 different diameters 3 3 7 and 4 5 Contact the vehicle manufacturer or HWH for help with identifying the motor size runs for more than four minutes wit...

Page 6: ...RATOR MUST BE SURE THAT ALL PERSONS AND OBJECTS ARE CLEAR OF THE VEHICLE 4 After pressing the AUTO HYD button the AUTOMATIC HYD the vehicle suspension After approximately 25 seconds 3 Press the AUTO HYD button on the HOME page If the WARNING PRIOR TO PUSHING THE AUTO HYD When a jack extends approximately 1 inch it s individual red jack down light on the LCD panel will come on If the ignition is in...

Page 7: ...fty minutes then shut down regardless of the jacks down condition LCD panel will stop the automatic store function pushing the STOP or the RESET button on the HWH IMPORTANT During the Automatic Store procedures IMPORTANT If power to the system is interrupted after starting a store procedure the store procedure should be reinitiated and the jacks should be completely retracted with all four jacks o...

Page 8: ...tch to the OFF position The LCD panel will power down in the vehicle and set the parking brake Turn the ignition to the ACCESSORY position jacks are fully extended side to side first if needed before front to rear Any jack not used for leveling can be extended to the ground This provides additional stability against wind and activity in the vehicle Jacks used to stabilize the vehicle after levelin...

Page 9: ... they should be washed If extremely dirty the jack rods should NOT be wiped The jack rods do not need to be oiled or sprayed with anything ROOM EXTENSIONS The HWH room mechanisms need no maintenance DO NOT grease or lubricate any parts of the HWH mechanism Any visible mechanism can be kept clean by washing with water Refer to the vehicle manufacturer for correct maintenance of the room seals See M...

Page 10: ...facturer or HWH CORPORATION 22NOV16 MP44 0502 Push the AUTO LEVEL button The NOT IN PARK BRAKE indicator light should come on while the AUTO LEVEL button is pushed Release the AUTO LEVEL for service or repair button and set the park brake The leveling system should now function WINTER WEATHER DRIVING have dried This can facilitate corrosion of metallic continue to absorb moisture from the air even...

Page 11: ...tions reveal a problem or if there are other problems or questions consult a qualified RV repair center your vehicle or coach manufacturer or HWH CORPORATION 27JUL15 MP44 0502A Push the AUTO HYD button on the HOME page The LCD panel should display the message YOU ARE ATTEMPTING TO OPERATE A FUNCTION THAT REQUIRES THE PARK for service or repair BRAKE TO BE SET PRESS HOME TO EXIT Press the home butt...

Page 12: ...LING SYSTEM BREATHER CAP VELOCITY VALVE NOTE SOME MANIFOLDS ARE EQUIPPED WITH VELOCITY VALVES LF RF 3000PSI PRESSURE SWITCH 50PSI PRESSURE SWITCH RR LR MANIFOLDS MAY HAVE FOUR 4 LARGE VALVES OR FOUR 4 SMALL VALVES BE EQUIPPED WITH VALVE RELEASE NUTS OR RELEASE CAMS LARGE AND SMALL VALVES WITH RELEASE NUTS LARGE AND SMALL VALVES WITH RELEASE CAMS PRESSURE 3000 PSI ALTERNATE SWITCH LOCATION NOTE Loa...

Page 13: ...CK PRESSURE SWITCH JACK CYLINDER LEFT REAR RIGHT REAR RIGHT FRONT LEFT FRONT MP64 4530B 27JUL15 3000 PSI SWITCH LEVELING SYSTEM ROOM EXTENSION MANIFOLD LOCATED HERE WHEN APPLICABLE RR SOL VALVE 3500 P S I BI AXIS LEVELING WITH STRAIGHT ACTING JACKS ACTIVE AIR SUSPENSION WITH HYDRAULIC LEVELING SYSTEM HYDRAULIC SCHEMATIC DIAGRAM 800 PSI TO SHIFT TO REMOTE ROOM MANIFOLD PRESSURE RETURN WHEN APPLICAB...

Page 14: ...the valve DO NOT assume that pushing down will open the valve Pushing the cam in the wrong direction could damage the valve result WIRE TIE WIRE TIE HYDRAULIC SOLENOID VALVE INFORMATION INSTRUCTION SHEET INDENTIFICATION MANUAL OPERATIONS REPLACEMENT Manual retract VALVE OPEN CAM RELEASE CAM RELEASE Default position VALVE CLOSED CAM RELEASE Default position VALVE CLOSED position CAM RELEASE VALVE O...

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