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01-00054+ (MB20 )/ 01-00071+(MB26)
JANUARY 2018

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Summary of Contents for Snorkel MB26J

  • Page 1 01-00054+ (MB20 )/ 01-00071+(MB26) JANUARY 2018...
  • Page 3 The Work Platform Nameplate is located externally at the FRONT of the chassis When contacting Snorkel for service or parts information, sure to include the MODEL and SERIAL NUMBERS from the equipment nameplate. The MB20/26J work platform meets and exceeds the requirements of both:...
  • Page 5 WARNING All personnel shall carefully read, understand and follow all safety rules and operating instructions before Snorkel operating or performing maintenance on any aerial work platform. Safety Rules Electrocution Hazard Tip Over Hazard Collision Hazard Fall Hazard THIS MACHINE IS NOT...
  • Page 6 NOTES:...
  • Page 7: Table Of Contents

    2 - 16 PRESERVATION 2 - 16 Figure 3. Battery Disconnect 2 - 16 BATTERIES 2 - 16 DAILY MAINTENANCE CHECKLIST 2 - 17 Daily Maintenance Checklist 2 - 17 7. SPECIFICATIONS MB20J 2 - 18 MB26J 2 - 18...
  • Page 8: Introduction

    MB20J & MB26J Work Platform manufactured by Snorkel. The purpose of this machine is to provide fast and safe access to difficult to reach areas. The machine may only safely operated on firm level ground. Refer to the Specification section for the machines access limitations.
  • Page 9 1. Introduction PLATFORM The MB20/26J platform is large enough for two operators indoors, one outdoors and has a free-draining perforated floor with 150 mm toeboards. Hand-rails are constructed from Steel tubing and a safety drop-bar is provided at the entrance. Safety restraint harness anchor points are also fitted in the floor of the platform.
  • Page 10 The complete mast, jib and cage assembly can be rotated to provide a maximum outreach of 2.6m in the case of the MB20J and 2.96m in the case of the MB26J machine. This dimension is measured from the centreline of rotation and is carried out by means of an integral hydraulic motor driving a Worm Drive Unit, around a Slew Gear.
  • Page 11: Manual Force

    2. Operation & Specifications 2. Operation & Specifications 2.1 INTRODUCTION SPECIAL LIMITATIONS The purpose of this machine is to provide fast and safe access to difficult to reach areas. Refer to the Specification section for the machines access limitations. Travel with the platform raised is limited to creep speed range. MANUAL FORCE Manual force is the force applied by the occupants to objects such as walls or other structures outside the work platform.The maximum allowable manual force is limited to...
  • Page 12: General Description

    2. Operation & Specifications 2.2 GENERAL DESCRIPTION The MB20/26J are self propelled, fast acting aerial work platforms, designed to raise two operators with hand tools to a platform floor height of 6.00m and 7.76m respectively. The accessible height is approximately 2.00m above these figures. The unit offers the ability to reach over obstacles but must be used on firm and level ground at all times.
  • Page 13: Safety Inspection

    2. Operation & Specifications 2.3 SAFETY INSPECTION This Safety Inspection shall be carried out by the owner immediately prior to transporting this machine. This Safety Inspection shall also be carried out by the user prior to use each day. The procedure is to carry out the following 14 checks in order as follows. Remove the rear chassis covers by means of the two top twist-locks and the two lift-and- turn catches at the sides.
  • Page 14: Figure 4. Lower Control Panel

    2. Operation & Specifications Figure 4: Lower Control Panel 1. Emergency Stop 2. KeySwitch - Platform Controls - OFF - Lower Controls 3. Analogue Rocker 4. Selector Switch - Jib - Mast - Mast Rotate 5. Enable Switch 6. Ez 230 Display Prior to operating the functions, check that the upper and lower emergency stop buttons on each control station are retracted;...
  • Page 15: Figure 5. Joystick

    2. Operation & Specifications The function of the mast straps is to ensure that masts descend in the correct order and more importantly, that masts cannot continue to descend if the jib or platform meets an external obstacle. Raise the masts about 30cm. Check the external mast clamp screws for tightness.
  • Page 16: Operation Of The Platform Controls

    2. Operation & Specifications W A R N I N G The issue of reduced speed while elevated and deployment of the pothole protection bars is crucial to the safe operation of this machine. The machine may not be released or operated unless these functions operate properly.
  • Page 17: Upper Control Panel

    2. Operation & Specifications W A R N I N G DO NOT operate the machine from the upper controls until the platform entrance drop-bar is in the fully lowered position and your safety harness has been fitted and attached. UPPER CONTROL PANEL Figure 3: Upper Control Panel 6.
  • Page 18: Lower Control Panel

    2. Operation & Specifications ITEMS NAMES FUNCTION Steering Switch Turns the wheels left or right. Selector Switch Pre selects Jib, Mast or Mast Rotate function. Drive / Lift Selector Pre selects either drive or lift function. In drive function pre-selects low torque high speed Low / High Torque Selector drive or high torque low speed drive, only functions when mast and jib are down.
  • Page 19: Typical Operation

    2. Operation & Specifications Figure 4: Lower Control Panel 1. Emergency Stop 2. KeySwitch - Platform Controls - OFF - Lower Controls 3. Analogue Rocker 4. Selector Switch - Jib - Mast - Mast Rotate 5. Enable Switch 6. Ez 230 Display TYPICAL OPERATION Raising the mast.
  • Page 20: Travel With Work Platform Lowered

    2. Operation & Specifications Ensure that the Key Switch on the Lower Control Box is turned to the Platform Controls position and both emergency stop buttons are off (twist clockwise if necessary). Check the Display B.C.I. is illuminated. If not, the battery may need recharging. Enter the Platform through the entrance at the rear of the MB20/26J and ensure that the drop bar is in position.
  • Page 21: Emergency Situations

    2. Operation & Specifications EMERGENCY SITUATIONS In any emergency situation, the immediate action is to push the red “Emergency Stop” button. This will instantly cut of all electrical power to the controls. The button must be twisted in a clockwise direction in order to recommence control. However, the switch should be reset only when it is safe to do so.
  • Page 22: Transportation

    Undo the 4 bolts connecting the ballast to the mast and use a forklift to remove the ballast block. The ballast block weighs 600 kg on MB20J, 460 kg on MB26J ( CE version ) and 1300kg on the US (ANSI) version.
  • Page 23: Lifting By Crane

    2. Operation & Specifications Never approach the MB20J from the front or rear while fork lifting. Use maximum forklift tilt as soon as possible when raising the MB20/26J. If travelling over sloped or uneven ground it is strongly recommended to temporarily tie the MB20J jib mount structure to the forklift mast as a safety precaution.
  • Page 24: Transport By Truck

    2. Operation & Specifications TRANSPORT BY TRUCK The MB20/26J can be carried on a suitably rated transportation vehicle or trailer. Because of its high gradeability, the machine can be driven under its own power on to a standard loading ramp (Up to 14 degrees). It is recommended to reverse the machine up on to the truck thus forward travelling down the ramp at the delivery point.
  • Page 25: After Use & Storage

    2. Operation & Specifications Proceed as follows:- (Refer to the valve block drawing Figure 6.) Fully lower the jib boom and the mast sections. Rotate the mast into the stowed position. Turn the Upper Control Box Keyswitch to the OFF position and remove the key. Remove the rear GRP cover from the chassis and locate the hydraulic control valve block.
  • Page 26: Long-Term Storage

    2. Operation & Specifications LONG-TERM STORAGE PRESERVATION Clean and touch up damaged paint surfaces. Fill the hydraulic tank to operating level with the platform fully lowered. Fluid should be visible on the tank dip stick. Coat exposed portions of cylinder rods with a preservative such as multipurpose grease and wrap with barrier material.
  • Page 27: Daily Maintenance Checklist

    2. Operation & Specifications DAILY PREVENTATIVE MAINTENANCE CHECKLIST Daily preventative maintenance will prevent abnormal wear and prolong the life of all systems. The inspection & maintenance schedule should be performed at the specified intervals. Inspection and maintenance shall be performed by personnel who are trained and familiar with mechanical and electrical procedures.
  • Page 28: Specifications

    2. Operation & Specifications SPECIFICATIONS MB20J PARAMETER MB20J EU VERSION MB20J US VERSION Duty Cycle 45%over 8 hour cycle 35%over 8 hour cycle Platform Size 770mm x 730mm 30.5in. x 28.5in. Maximum Platform Capacity 215kg. 425lbs. Indoors 2 People 2 People Outdoors 1 Person 2 People...
  • Page 29: Mb26J

    2. Operation & Specifications SPECIFICATIONS MB26J PARAMETER MB26J EU VERSION MB26J US VERSION Duty Cycle 45%over 8 hour cycle 35%over 8 hour cycle Platform Size 770mm x 730mm 30.5in. x 28.5in. Maximum Platform Capacity 215kg. 475lbs. Indoors 2 People 2 People...
  • Page 30 2. Operation & Specifications NOTES: 2 - 20...
  • Page 32 Local Distributor / Lokaler Vertiebshändler / Distributeur local El Distribuidor local / ll Distributore locale TEL: +1 (559) 443 6600 FAX: +1 (559) 268 2433 Europe TEL: +44 (0) 845 1550 058 FAX: +44 (0) 195 2299 948 EUROPE, MIDDLE EAST AFRICA &...

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Mb20j

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