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HWH 610 Series Operator's Manual

Computer-controlled leveling system
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OPERATOR'S MANUAL
HWH COMPUTER-CONTROLLED
AUTOMATIC PILOT OPERATED SUSPENSION AIR DUMP
H
W
CORPORATION
LEVELING SYSTEM
610 SERIES
FEATURING:
TOUCH PANEL CONTROL
HYDRAULIC LEVELING
STRAIGHT-ACTING JACKS
HWH COMPUTERIZED LEVELING
EXCESS
SLOPE
HYD
LEVEL
NOT IN
PARK/
BRAKE
STORE
DUMP
TRAVEL
OFF
CAUTION!
UNDERSTAND OPERATOR'S MANUAL BEFORE USING. BLOCK FRAME AND TIRES
SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
HWH CORPORATION
(ON I-80, EXIT 267 SOUTH)
2096 MOSCOW ROAD
MOSCOW, IOWA 52760
(800) 321-3494 / (563) 724-3396
INTERNET: http: //www.hwhcorp.com
H
R
ML16968/MP05.5010
21MAR01

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Summary of Contents for HWH 610 Series

  • Page 1 CORPORATION OPERATOR’S MANUAL HWH COMPUTER-CONTROLLED LEVELING SYSTEM 610 SERIES FEATURING: TOUCH PANEL CONTROL HYDRAULIC LEVELING AUTOMATIC PILOT OPERATED SUSPENSION AIR DUMP STRAIGHT-ACTING JACKS HWH COMPUTERIZED LEVELING EXCESS SLOPE LEVEL NOT IN PARK/ BRAKE STORE DUMP TRAVEL CAUTION! UNDERSTAND OPERATOR’S MANUAL BEFORE USING. BLOCK FRAME AND TIRES SECURELY BEFORE REMOVING TIRES OR CRAWLING UNDER VEHICLE.
  • Page 2 HWH CORPORATION personnel will contact you to the problem quickly. If the dealer has difficulty solving determine whether or not your claim is valid. If it is, HWH the problem, he should immediately contact the Customer CORPORATION will authorize repair or replacement of the Service Department, at HWH CORPORATION.
  • Page 3 CONTROL IDENTIFICATION "EXCESS SLOPE" LOW BATTERY LIGHT LIGHT FRONT RETRACT BUTTON "NOT IN PARK" LIGHT FRONT EXTEND BUTTON LEVEL LIGHT HWH COMPUTERIZED LEVELING "LEVEL" BUTTON WARNING LIGHTS (4- Red) EXCESS LEVEL SLOPE STORE LIGHT RIGHT SIDE EXTEND BUTTON NOT IN...
  • Page 4 OPERATING PROCEDURES GENERAL INSTRUCTIONS If parking on soft ground or asphalt paving, wood blocks or If the "LOW BATTERY" indicator is on, the system should be pads must be placed under the jacks. checked. Battery voltage should be checked, also all connections should be checked.
  • Page 5 OPERATING PROCEDURES AUTOMATIC HYDRAULIC LEVELING 1.Place transmission in the recommended position for parking After the system has finished leveling and stabilizing, it will auto- vehicle and set parking brake. Turn the coach engine off. matically shut off. Turn the ignition to the "ACCESSORY" position. EXCESS SLOPE SITUATION: In the event the jacks are unable 2.
  • Page 6 OPERATING PROCEDURES MANUAL HYDRAULIC OPERATION 1. Place transmission in the recommended position for parking light is on, that side or end of the vehicle is low. Jacks will ex- the vehicle, and set the parking brake. Turn the vehicle engine tend (or retract) in pairs to raise (or lower) a side or end of the off.
  • Page 7 All major components of the system can be replaced with ice. This may cause the leveling system to function with rebuilt parts or can be sent to HWH CORPORATION to improperly. To eliminate this problem, periodically check the be rebuilt, when the system is out of warranty.
  • Page 8 NOTE: If any of the previous checks or inspections LEVEL SENSING UNIT reveal a problem or if there are other problems or BELOW THE SURFACE MOUNTING questions, consult a qualified RV repair center, your vehicle or coach manufacturer, or HWH CORPORATION MOUNTING for service or repair. REAR SURFACE...
  • Page 9 HYDRAULIC LINE CONNECTION DIAGRAM LEVELING SYSTEM NOTE: BEFORE OPERATING VALVE RELEASE "T" HANDLES, READ AND UNDERSTAND PROCEDURE FOR MANUAL JACK RETRACTION IN OPERATOR’S INSTRUCTIONS. VALVE RELEASE "T" HANDLES PUMP/MANIFOLD SHUTTLE ASSEMBLY VALVE CHECK VALVE CAPS (4) MANIFOLD FITTING NOTE: SOME MANIFOLDS ARE EQUIPPED WITH VELOCITY VALVES VELOCITY VALVE MP65.0...
  • Page 10 HYDRAULIC SCHEMATIC BI-AXIS LEVELING WITH STRAIGHT-ACTING JACKS RELIEF VALVE 12 VOLT D.C. HYDRAULIC SOLENOID MANIFOLD POWER UNIT ASSEMBLY RETURN PRESSURE PRESSURE/RETURN 3000 PSI SHUTTLE VALVE SWITCH CHECK SOL.VALVE SOL.VALVE SOL.VALVE SOL.VALVE VALVE INNER CHECK VALVE OUTER LEFT RIGHT FRONT FRONT JACK PRESSURE SWITCH...
  • Page 11 CONNECTION INFORMATION 610 SERIES LEVELING SYSTEMS WITH PILOT AIR DUMP LR - (BROWN) 4400 RR - (ORANGE) 3400 LR GROUND - TRAVEL - (GRAY) 9301 (YELLOW/BLACK) 7601 RF - (GREEN) 2400 RF GROUND - (YELLOW) 7600 LR FUSE S10 - (BLACK) 8100...
  • Page 12 ELECTRICAL CONNECTION DIAGRAM 610 SERIES LEVELING SYSTEMS WITH PILOT AIR DUMP 6-PIN UML #10 WIRE TO GROUND STUD - (WHITE) 6230 +12 - (PURPLE) CONNECTOR 6121 TOUCH PANEL SEE CONTROL BOX CONNECTION INFORMATION MASTER WARNING LIGHT/BUZZER CONNECTION DIAGRAM SEE ELECTRICAL...
  • Page 13 NOTE: THE (4) DIGIT WIRE NUMBER SUPERSEDES ANY AND ALL WIRE COLORS. SEE DETAIL A (6 PIN FEMALE) SEE CONNECTION INFORMATION CONTROL BOX AND ELECTRICAL CONNECTION DIAGRAM - 610 SERIES LEVELING SYSTEM IGNITION 9001 +12 IGNITION - (YELLOW) 6110 TRAVEL TRAVEL - (GRAY) 9301 GROUND...
  • Page 14 WIRING DIAGRAM MANIFOLD FOR 610 SERIES LEVELING SYSTEMS NOTE: ROOM EXTENSION MANIFOLD NOT SHOWN. RIGHT RIGHT LEFT LEFT REAR FRONT FRONT REAR PRESSURE SWITCH MAY BE IN A DIFFERENT LOCATION ON THE MANIFOLD. PRESSURE SWITCH (Rear 3000 PSI view) (Front view)
  • Page 15 ELECTRICAL CONNECTION DIAGRAM MASTER AND PUMP RELAY FOR 610 SERIES LEVELING SYSTEMS NOTE: THE (4) DIGIT WIRE NUMBER RELAY B SUPERSEDES ANY AND ALL WIRE CONNECTION DIAGRAM COLORS. FROM HYDRAULIC CABLE TO HARNESS - PUMP (GRAY) 8600 "+" STUD MANIFOLD/PUMP...
  • Page 16 ELECTRICAL CONNECTION DIAGRAM POWER UNIT/HARNESS GROUNDING INSTRUCTIONS 610 SERIES LEVELING SYSTEMS WELDED PUMP MOUNT Use grounding stud and 3/8" internal star lockwashers as shown. IMPORTANT: STAR LOCKWASHER MUST BE USED BETWEEN GROUNDING GROUND CABLE SURFACE AND WIRE TERMINALS STRAP (NOT USED...
  • Page 17 MASTER WARNING LIGHT/BUZZER CONNECTION DIAGRAM 610 SERIES LEVELING SYSTEM NOTE: THE (4) DIGIT WIRE NUMBER SUPERSEDES ANY AND ALL WIRE COLORS. SEE CONTROL BOX CONNECTION DIAGRAM THE BUZZER AND LIGHT CONNECTIONS ARE LABLED. BUZZER CONTROL - (BROWN) 7699 JACKS DOWN LIGHT +12 IGN.