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Dhollandia DH-AR Series, Operation Manual

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Dhollandia DH-AR Series Operation Manual Download Page 8

7

 

DHOLLANDIA 

DH-AR1*   

●

   NON-ARTICULATED HYDRAULIC RAMP   

●

   TERMINOLOGY 

 

 

 

INBOARD 

platform edge 

EXAMPLE 

Summary of Contents for DH-AR Series

Page 1: ...t 9 9160 LOKEREN Belgium Tel 32 0 9 349 06 92 Fax 32 0 9 349 09 77 e mail info dhollandia be website www dhollandia com Read the manual in its entirety before operating the hydraulic ramp Keep this ma...

Page 2: ...r injury 21 7 4 Safe operator position 23 7 5 Recommended daily pre trip inspection 24 7 6 Importance of preventative maintenance 25 8 LOAD CHARTS AND CORRECT LOADING PROCEDURES 26 8 1 General 26 8 2...

Page 3: ...oided could result in minor or moderate injury black letters on yellow background NOTICE is used to address practices not related to physical injury white letters on blue background SAFETY INSTRUCTION...

Page 4: ...dhollandia com Country language selection Downloads Operation manuals select required manual LANGUAGE in virtue of the low sales quantity and custom made character of these hydraulic ramps the equipm...

Page 5: ...d in this manual Except for model DH AR4 which is also suitable for the use at loading docks DHOLLANDIA hydraulic ramps should be used exclusively to transfer wheeled equipment or machinery from the g...

Page 6: ...amp type and serial number the various serial number labels provide additional information such as the maximum rated lift capacity and load chart the date of manufacture etc These labels are usually a...

Page 7: ...ries the load during loading unloading In standard execution it is manufactured from closed steel sheet with a non slip working surface Main options include air permeable platforms with a steel mesh s...

Page 8: ...7 DHOLLANDIA DH AR1 NON ARTICULATED HYDRAULIC RAMP TERMINOLOGY INBOARD platform edge EXAMPLE...

Page 9: ...rm and the hydraulic tilt cylinders 3 Tilt cylinders L R 2 hydraulic cylinders used to OPEN CLOSE the platform 4 Fixed stabilisers fixed rods between the platform main section and the foldable point u...

Page 10: ...9 DHOLLANDIA DH AR2 FOLDABLE HYDRAULIC RAMP TERMINOLOGY INBOARD platform edge EXAMPLE...

Page 11: ...Ramp frame mounted in a fixed position at the rear cross member of the vehicle body It bears the platform and the hydraulic tilt cylinders 3 Tilt cylinders L R 2 hydraulic cylinders used to OPEN CLOSE...

Page 12: ...11 DHOLLANDIA DH AR3 AR4 FOLDABLE HYDRAULIC RAMP TERMINOLOGY INBOARD platform edge EXAMPLE...

Page 13: ...latform sections towards the center or in opposite direction towards the sides of the vehicle floor 2b Slide lock mechanical lock mounted on the L R platform sections used to secure either of the 2 pl...

Page 14: ...13 DHOLLANDIA DH AR12 OAH803 SIDE SHIFT TERMINOLOGY INBOARD platform edge EXAMPLE...

Page 15: ...and shut when driving on uneven roads DHOLLANDIA strongly recommends such kind of lock to reduce driving noise reduce the wear of the articulation pins and bearings in the articulation between the 2 p...

Page 16: ...y MUST be set in firm contact with solid ground before loading the platform Overload relief system standard The platform should only be loaded when the outboard platform edge and the mechanical suppor...

Page 17: ...ectrical control circuit comes mounted in the pump unit and in the main external control box for most types A 150 250A fuse for the electrical main battery circuit is supplied by the truck manufacture...

Page 18: ...safety toe shoes with a good non slip sole o DO NOT use the hydraulic ramp if it is covered with snow mud dirt debris liquids or other substances o DO NOT run on or off the platform Tripping and fall...

Page 19: ...ramp are equipped with hydraulic stabilising legs deploy these before opening the platform Ensure that the stabilising legs are positioned on solid even ground In case of soft terrain sand gravel sol...

Page 20: ...y unsafe condition exists or unusual noises or movements are noticed DO NOT use the hydraulic ramp and contact an authorized DHOLLANDIA service agent for repair Please see pre trip inspection procedur...

Page 21: ...n ALWAYS close and secure the doors of the vehicle stow the hydraulic ramp in its travel position and switch OFF the main battery disconnect switch in the external control box if so equipped or the ca...

Page 22: ...O NOT allow any person to stand near the hydraulic ramp and its platform Ensure at all times that nobody stands under or within reach of the moving platform and its load WARNING Lowering a platform on...

Page 23: ...er body or limbs protruding body parts may be hit crushed or sheared by the closing platform This will cause serious bodily injury or death Therefore while stowing the platform in its travel position...

Page 24: ...xiliary controls from an improper or unsafe position greatly increases the risk that the operator is hit by the opening platform crushed between the closing platform and the rear frame of the body or...

Page 25: ...sible oil leaks Visually inspect the general condition of the platform locks and other means used to secure the platform in its travel position chain binders ratchet straps etc Follow the instructions...

Page 26: ...NUAL for specific instructions regarding periodic maintenance If a hydraulic ramp cannot be repaired immediately in case of breakdown it must be put out of operation and secured against unauthorized u...

Page 27: ...put the operator and bystanders at great risk of serious bodily injury or death Such conditions will also cause premature wear and damage to the hydraulic ramp or failure of the hydraulic ramp Theref...

Page 28: ...tions and safe working procedures below When using the DH AR4 hydraulic ramp platform as a bridge plate between the loading floor of the vehicle and the loading dock follow the instructions below Make...

Page 29: ...f control box depends on the type of hydraulic ramp and specific options See below for further detail 9 2 SWITCHING THE MAIN POWER ON OFF Depending on configuration the power to the tail lift can be s...

Page 30: ...stuck and the motor runs continuously control button or contact damaged motor solenoid short circuited by low voltage Consult the operation manual before getting started Follow ALL safety and operatio...

Page 31: ...f vehicle and block it in the lowest position Operate POWER OPEN to open the platform over a minimum angle of 30 Operate GRAVITY OPEN to continue to open the platform by its own weight until the outbo...

Page 32: ...tc securing the platform in its travel position Switch off the electrical power to the hydraulic ramp cabin switch or main battery disconnect switch in the external control box or both if both are ava...

Page 33: ...d the motor runs continuously control button or contact damaged motor solenoid short circuited by low voltage Consult the operation manual before getting started Follow ALL safety and operation instru...

Page 34: ...rate GRAVITY OPEN to continue to open the platform by its own weight until the outboard platform edge lands at the ground and mechanical support legs are in firm contact with the ground Make sure the...

Page 35: ...straps etc securing the platform in its travel position Switch off the electrical power to the hydraulic ramp cabin switch or main battery disconnect switch in the external control box or both if bot...

Page 36: ...wer from the battery to the pump unit of the hydraulic ramp on off Will stop the hydraulic ramp in case of emergency involving hazard to operator or bystander Will stop the hydraulic ramp and reduce t...

Page 37: ...platform in its travel position Remove the locking pin from the support frame of the hydraulic stabilising legs Operate LEG DOWN to lower the stabilising legs into work position If stabilisers are not...

Page 38: ...rt legs are in firm contact with the ground Use solid support blocks if working on soft terrain sand gravel etc and adjust the length of the support legs if necessary If the outboard platform edge rem...

Page 39: ...ate DOWN until the foldable point reaches the platform main section already stowed in its travel position Operate UP to pressurize and lock the foldable point in its travel position Operate LEG UP to...

Page 40: ...lectrical power to the hydraulic ramp Exception a platform OPEN movement initiated by the overload relief system see 6 2 from page 14 onwards cannot be stopped by releasing the buttons only by removin...

Page 41: ...llows The easiest way to align the slide lock with the chosen hole in the lock rail is to close the slide lock few cm before the exact position and to continue side shifting untill the slide lock slot...

Page 42: ...support blocks must be used under the stabilising legs The stabilising legs should be used to stabilize the vehicle only They are not suitable to lift the complete vehicle and its cargo If so equipped...

Page 43: ...eplacement decals from DHOLLANDIA Contact your regional DHOLLANDIA distributor See page 3 for contact info The operator should comply with all affixed safety and instructions decals Be aware that the...

Page 44: ...objects Hazard of falling from heights Crushing and entrapment hazard Keep head upper body and limbs away from moving parts MANDATORY ACTION signs Contact your regional DHOLLANDIA distributor Consult...

Page 45: ...sion lever valve creating an emergency exit Unlock Disengage the mechanical locking system Lock Engage the mechanical locking system Switch ON the electrical power Switch ON the electrical power to th...

Page 46: ...IA replacement parts Consult the separate MAINTENANCE AND REPAIR MANUAL for safety instructions maintenance guidelines and troubleshooting support Lubricate the hydraulic ramp on a regular basis to ma...

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