background image

CAUTION !

READ THE ENTIRE OPERATOR’S MANUAL BEFORE OPERATING.

MOVE FORWARD OR BACKWARD WITHOUT WARNING CAUSING INJURY OR DEATH.

EXTENSION.

CAUSING INJURY OR DEATH.

CHIPS, OIL LEAKS, ETC.  FOLLOW ALL OTHER APPLICABLE SHOP SAFETY PRACTICES.

NOTE: KEEP THE CONTROL VALVE LEVERS IN THE STORE POSITION WHEN JACKS ARE NOT IN USE.

OPERATOR’S MANUAL

BLOCK FRAME AND TIRES SECURELY BEFORE CRAWLING UNDER VEHICLE.  DO NOT USE LEVELING JACKS OR AIR
SUSPENSION TO SUPPORT VEHICLE WHILE UNDER VEHICLE OR CHANGING TIRES.  VEHICLE MAY DROP AND/OR

THE JACKS MAY ABRUPTLY SWING UP WHEN THE FOOT CLEARS THE GROUND OR WHEN JACK REACHES FULL

NEVER PLACE HANDS OR OTHER PARTS OF THE BODY NEAR HYDRAULIC LEAKS.  OIL MAY PENETRATE SKIN

WEAR SAFETY GLASSES WHEN INSPECTING OR SERVICING THE SYSTEM TO PROTECT EYES FROM DIRT, METAL

IMPORTANT:  IF VEHICLE IS EQUIPPED WITH A ROOM EXTENSION, READ ROOM EXTENSION SECTION BEFORE
OPERATING LEVELING SYSTEM.

IF THIS VEHICLE IS EQUIPPED WITH KICK-DOWN STYLE JACKS, DO NOT OVER EXTEND THE REAR JACKS.  IF
THE WEIGHT OF THE VEHICLE IS REMOVED FROM ONE OR BOTH REAR WHEELS, THE VEHICLE MAY ROLL FOR-
WARD OR BACKWARD OFF THE JACKS.

MP15

30MAY01

KEEP ALL PEOPLE CLEAR OF VEHICLE WHILE LEVELING SYSTEM AND ROOM EXTENSION ARE BEING OPERATED.

problem, please do the following:

customer satisfaction. Therefore, if you discover a defect or

HWH CORPORATION strives to maintain the highest level of

THIS IS NOT TO BE INTERPRETED AS A STATEMENT OF WARRANTY

HOW TO OBTAIN WARRANTY SERVICE

(563) 724-3396 OR (800) 321-3494. Give your name and
address, coach manufacturer and model year, date the 

HWH CORPORATION 2096 Moscow Rd. Moscow IA. 52760

notify the Customer Service Department:

If your dealer cannot or will not solve the problem,

Service Department, at HWH CORPORATION.

the problem, he should immediately contact the Customer

the problem quickly. If the dealer has difficulty solving

management people are in the best position to resolve 

vehicle or had the leveling system installed. Dealership 

Notify the dealership where you purchased the 

SECOND:

FIRST: 

authorized by HWH CORPORATION, or at the 

must be performed by an independent service facility 

determined by HWH CORPORATION. All warranty repairs 

authorization of an independent service facility, to be

defective part, either by appointment at the factory or by the

CORPORATION will authorize repair or replacement of the

determine whether or not your claim is valid. If it is, HWH

HWH CORPORATION personnel will contact you to

during business hours (8:00 a.m. till 5:00 p.m. c.s.t.).

description of the problem, and where you can be reached

coach was purchased, or the date of system installation,

HWH CORPORATION factory, unless prior written approval 
has been obtained from proper HWH CORPORATION 
personnel.

Содержание 110 Series

Страница 1: ...Fax 563 724 3408 www hwh com 110 SERIES LEVELING SYSTEM HWH LEVER CONTROLLED Kick Down Jacks Suspension Air Dump AP10039 W CORPORATION H H R HWH HYDRAULIC LEVELING LEVELING WARNING EXTEND DUMP OFF FUSE 5 AMP USING BLOCK FRAME AND TIRES BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE UNDERSTAND OPERATOR S MANUAL BEFORE CAUTION STORE H CORPORATION H W R LR LF RF RR LR LF RR RF INTEGRATED CONTROLS LE...

Страница 2: ... customer satisfaction Therefore if you discover a defect or HWH CORPORATION strives to maintain the highest level of THIS IS NOT TO BE INTERPRETED AS A STATEMENT OF WARRANTY HOW TO OBTAIN WARRANTY SERVICE 563 724 3396 OR 800 321 3494 Give your name and address coach manufacturer and model year date the HWH CORPORATION 2096 Moscow Rd Moscow IA 52760 notify the Customer Service Department If your d...

Страница 3: ... or if one of the jacks are extended 2 inches or more and the ignition switch is in the ON or ACC position whenever the corresponding jack is extended 2 inches or more provided the ignition is in the ON or ACC position and the system is on Some coaches are equipped with a dash mount ed master JACKS DOWN light which will be on when one or more jacks are extended 2 inches or more provided the igniti...

Страница 4: ...nt and right rear jacks together Right to left leveling is usu ally best accomplished using a rear jack or a front and rear jack together If a substantial amount of leveling is required it is often best to operate two jacks at the same time leveling If the ground is too uneven the jacks may not have enough stroke to level the vehicle The vehicle may have to be moved Remember that if the rear of th...

Страница 5: ... DO NOT RELY SOLELY UPON THE WARNING LIGHTS IT IS THE OPERATOR S RESPONSIBILITY TO CHECK THAT ALL JACKS ARE IN THE STORE TRAVEL POSITION BEFORE MOVING THE VEHICLE JACK POSITIONS JACKS IN THE STORE TRAVEL POSITION CAUTION MAKE SURE PEOPLE AND EQUIPMENT ARE CLEAR OF THE VEHICLE 3 Visually check that all jacks are in the STORE TRAVEL 1 Start the vehicle engine and let air pressure build up in the sus...

Страница 6: ...veling system to function improperly To eliminate this problem periodically check the leveling jacks and break loose any ice which may be causing improper operation Do not move the vehicle while the leveling jacks are still in contact with the ground However if this should accidentally happen the leveling system was designed to protect itself from damage in most cases Place the system in the STORE...

Страница 7: ... must be applied to the jack to make the adjustment effective DO NOT adjust cap more than one turn without cycling the jack The horizontal stop on the heavy duty jack is adjusted by adding washers under the urethane stop MP45 0 13FEB03 MAINTENANCE SYSTEM ADJUSTMENT JACK ADJUSTMENT ADJUSTING UPPER STANDARD LOW PROFILE UNITS 9 000 lb JACKS ADJUSTING LOWER NUT NUT STOP LEVELING HEAVY DUTY UNITS 16 00...

Страница 8: ...should only be made on a depressed sufficiently by the valve handle in the retract posi tion To adjust the detent plate loosen the nuts which hold the plas tic valve box and the detent plate to the valve assembly The proper adjustment can be made by moving the detent plate up or down to a point where the valve handle is resting solidly on the detent in the retract position yet holding the plunger ...

Страница 9: ...ehicle is level adjust sensing unit 6 WARNING LIGHTS RED NOT FUNCTIONING PROPERLY A Light will not come on check for broken wire at warning switch on the jack B Lights will not go out bad warning switch or wires are shorted to ground C Check PC board 8 HYDRAULIC PUMP ACTIVATES WITHOUT USE OF CONTROL C Pump is not developing pressure VALVE HANDLES B Oil supply low in reservoir D Broken hydraulic li...

Страница 10: ...LF RF RR FRONT RETURN PRESSURE 110 SYSTEM HYDRAULIC LINE CONNECTION DIAGRAM MP65 1005 24AUG95 LR FOUR LEVER INTEGRATED CONTROL EXTEND STORE LR LF RF RR ...

Страница 11: ...R DUMP VALVE IS TO TEE INTO THE LINE BETWEEN THE AIR BAG AND THE HEIGHT CONTROL VALVE THREE HEIGHT CONTROL VALVES ARE THE MOST COMMON ON AIR SUSPENSION SYSTEMS 2 3 OR 4 CONTROL VALVES MAY BE USED USE ONLY DOT APPROVED FITTINGS AND TUBING HEIGHT CONTROL VALVE AIR DUMP SOLENOID VALVES ARE ACTIVATED OPENED BY A 12 SIGNAL SEE ELECTRICAL DIAGRAM FOR CONNECTION FROM WIRE HARNESS B A A B A B A B ...

Страница 12: ...SPENSION AIR DUMP SEE PUMP RELAY ELECTRICAL CONNECTION DIAGRAM A B B A B A B A AIR DUMP VALVE WHITE YELLOW 9300 WHITE OTHER AIR DUMP VALVE ARRANGEMENTS ARE POSSIBLE SEE SUSPENSION AIR DUMP DIAGRAM FOR ADDITIONAL EXPLANATION OF AIR DUMP VALVE CONNECTIONS HWH HYDRAULIC LEVELING LEVELING WARNING EXTEND DUMP OFF FUSE 5 AMP USING BLOCK FRAME AND TIRES BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE UND...

Страница 13: ...E MOUNTED SOLIDLY TO FRAME SOME PUMPS HAVE A BLUE 6820 FROM HARNESS BATTERY GROUND GROUND CABLE THAT IS TO BE ATTACHED TO THE GROUND STUD FUSE FUSED 10A FROM HARNESS GROUND STUD FROM RELAY TO GROUND STUD IF THE PUMP BRACKET IS WELDED TO THE FRAME USE THE GROUND STUD TO ATTACH THE PUMP TO THE BRACKET IF THE PUMP BRACKET IS BOLTED TO THE FRAME USE THE GROUND STUD TO ATTACH THE BRACKET TO THE FRAME A...

Страница 14: ... RF GRAY 2000 RR BLACK 3000 LR GREEN 4000 LIGHTS RED WARNING NOT USED DOWN JACK FUSE M BLUE 6820 GROUND WHITE 6230 LIGHT DUMP YELLOW 9300 DUMP YELLOW 9301 SOLENOID S AIR DUMP AIR DUMP SOLENOID S PUMP FUSE MAY BE REQUIRED CHECK APPLICABLE CODE MP85 9910 RELAY ELECTRICAL SCHEMATIC LIGHT PANEL 100 110 SERIES LEVELING SYSTEM LIGHT PANEL INTEGRATED OR REMOTE 4 LEVER SYSTEM KICK DOWN JACKS WITH AIR DUMP...

Страница 15: ...TION SWITCH THE POWER MUST COME FROM THE ON SIDE OF THE IGNITION SWITCH NOT THE ACC SIDE SEE FIGURE 2 BELOW BY SUPPLYING IGNITION POWER TO THE WARNING BUZZER AND LIGHT AND ACC POWER TO THE CONTROL PANEL THE SYSTEM MAY BE OPERATED IN ACCESSORY WITHOUT THE BUZZER SOUNDING THE NEGATIVE SIGNAL FOR THE WARNING INDICATORS MUST ALWAYS COME FROM THE CONTROL PANEL CAUTION THE PURPLE WIRE IN THE MASTER WARN...

Отзывы: