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OPERATOR’S MANUAL

ML10039/MP05.1001/LHD-K

26FEB04

Four Lever Control

Hydraulic Leveling

FEATURING:

HWH CORPORATION

(On I-80, Exit 267 South)

2096 Moscow Road | Moscow, Iowa 52760

Ph: 800/321-3494 (or) 563/724-3396 | Fax: 563/724-3408

www.hwh.com

110 SERIES LEVELING SYSTEM

HWH LEVER-CONTROLLED

Kick-Down Jacks

Suspension Air Dump

AP10039

CORPORATION

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

CORPORATION

INTEGRATED CONTROLS

LEVEL

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...

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