LOFTNESS 481 EST Operator'S Manual / Parts Book Download Page 1

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Hydraulic Snowblower

(Jacobson 600 Series - Ransomes 700 Series )

481 EST 541EST 601EST

Operator’s Manual & Parts Book

(Originating w/Serial Number 27-100)

(Also Includes Years 2002, 2003, 2004)

      Model Number: _________________
       Serial Number: __________________
      Date of Purchase: ________________

Specialized

Equipment, Inc..

650 So. Main Street - PO Box 337 - Hector, MN 55342

Business Phone: 320-848-6266 * Fax: 320-848-6269 * Toll Free: 1-800-828-7624

N14837 January, 2004

Summary of Contents for 481 EST

Page 1: ...ing w Serial Number 27 100 Also Includes Years 2002 2003 2004 Model Number _________________ Serial Number __________________ Date of Purchase ________________ Specialized Equipment Inc 650 So Main Street PO Box 337 Hector MN 55342 Business Phone 320 848 6266 Fax 320 848 6269 Toll Free 1 800 828 7624 N14837 January 2004 ...

Page 2: ...potential for misuse in many applications exists therefore a limited warranty is provided as follows All Shredders Axes Cutters Mowers Rotor Balance Critical rotor balance can be affected by conditions beyond LOFTNESS control such as the operation of a shredder beyond the Company s rated capacity improper knife replacement missing knives striking foreign objects lack of lubrication etc Any failure...

Page 3: ...ons 1 1 Safety Instructions for Operation 1 2 Section 2 Operating Equipment Set up 2 1 Operating Instructions 2 2 Section 3 Maintenance Maintenance 3 1 Lubrication 3 1 Trouble Shooting 3 2 Storage 3 3 Bolt Torque Chart 3 4 Section 4 Service Parts Ordering Service Parts 4 1 Return Policy 4 1 Decal List 4 2 Decal Locations 4 3 Parts Lists and Drawings 4 4 ...

Page 4: ...ws and in compliance with on product labeling and these instructions Make sure that all personnel have read this owner s manual and thoroughly understand safe and correct operating installation and maintenance procedures Provide impact resistant shielding on the power unit to protect the operator from the possible dangers of flying debris Make sure the snowblower is set up correctly before being p...

Page 5: ...Section 1 Safety ...

Page 6: ...YEWEAR IS ABSOLUTELY MANDATORY for operator and others in the work area Due to the possible danger of flying debris it is ABSOLUTELY MANDATORY that IMPACT RESISTANT SHIELDING be provided on the power unit to protect the operator The owner is responsible for providing the operator protection devices on the power unit ...

Page 7: ... and Caution are used to indicate the following DANGER white lettering on red background Indicates am imminently hazardous situation that if not avoided will result in death or serious injury This signal word is to be limited to the most extreme situations typically for machine components which for functional purposes cannot be guarded WARNING black lettering on orange background Indicates a poten...

Page 8: ... familiar with and know how to use all safety devices and controls on the snowblower before attempting to operate the unit Know how to stop the unit before starting it Should excessive vibration occur disengage the power take off or hydraulic valve immediately and do not continue to operate the machine until the problem has been determined and corrected Do not start operate or work on this machine...

Page 9: ...ny hydraulically controlled implement be certain it is securely blocked Because of the potential safety hazard to eyes from hydraulic leaks and or flying debris use of protective eye ware is absolutely mandatory for operator and others in the work area Always use an approved roll bar and seatbelt for safe operation Overturning a loader without a roll bar and seatbelt can result in injury or death ...

Page 10: ...e Thoroughly clear the work area of all foreign objects such as bottles rocks wire etc before starting shredder Aways operate shredder level with the ground front to rear Never operate snowblower over 2 feet above the ground When high pressure fluid escapes it can be almost invisible yet have enough pressure to penetrate the skin and enter the blood stream Never attempt to use hands to search for ...

Page 11: ...on 600 Series Ransomes 700 Series N14837 1 November 2002 5 Operations Safety Continued Keep hands and feet out Do not step on or climb over the unit while machine is in operation or engine is running Do not carry passengers ...

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Page 13: ...Section 2 Operating ...

Page 14: ...YEWEAR IS ABSOLUTELY MANDATORY for operator and others in the work area Due to the possible danger of flying debris it is ABSOLUTELY MANDATORY that IMPACT RESISTANT SHIELDING be provided on the power unit to protect the operator The owner is responsible for providing the operator protection devices on the power unit ...

Page 15: ...k nuts onto the spout gear on one side only of the spout but do not tighten down Figure1 2 Apply grease onto the spout base ring figure 2 Figure 2 The electric spout control figure 4 is pre assembled and will use 4 3 8 bolts flat washers lock washers and nuts to attach the control onto the bracket as shown do not tighten the bolts then align the spout rotator gear and the drive sprocket Tighten th...

Page 16: ... figure 5 8 Check the sprockets and drive chain for alignment and proper tension on the chain Chain should have approximately one inch 1 of deflection 9 Check all bolts and set screws to insure that they are tight 10 Check to make sure that all shields are in place and secure Operating The Loftness snowblower is an effective reliable machine used for the removal of snow Before operating this machi...

Page 17: ...ge the PTO or hydraulic controls by shutting off the power unit remove ignition key wait for all movement to stop and then clear the snow from the chute using a wooden pole A definite pattern of operation is required to thoroughly clean the snow area The patterns shown below will avoid throwing snow in unwanted places as well as eliminating a second removal of snow Diagram A illustrates the remova...

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Page 19: ...Section 3 Maintenance ...

Page 20: ......

Page 21: ...ately WARNING The driveline and components on these snowblowers are set up to run at 540 or 1000 RPM with shear bolts placed at the appropriate connections to protect the equipment if it becomes clogged and can not run Refer to figure 7 items 1 2 for location of shear bolts Figure 7 Lubrication Never attempt to lubricate the snowblower with the engine running Always be sure to exercise the Mandato...

Page 22: ... or replace complete unit Hydraulic Hose Check to make sure they are connected into the correct outlet Connection ports on the spool valve Spout Will Frozen Snow Snow or ice has become compacted on spout rotator gear Not Rotate remove as required and clean after each use to avoid freezing Gear Alignment Spout rotator gear and drive sprocket have become misaligned Realign per instructions given on ...

Page 23: ...and PTO disengaged clean the snowblower especially in areas of drive chain fan spout and auger where it could become frozen or rusted together and cause damage when unit is used next time Be sure to exercise the Mandatory Shut down Procedure section 1 page 1 2 before attempting any type of cleaning or maintenance Repair or replace worn parts Coat moving parts and high wear areas with oil especiall...

Page 24: ... Gold Silver Gold 1 4 55 6 2 72 8 1 86 9 7 112 13 121 14 157 18 61 6 9 86 9 8 5 16 115 13 149 17 178 20 229 26 250 28 324 37 125 14 176 20 3 8 17 23 22 30 26 35 34 46 37 50 48 65 19 26 26 35 7 16 27 37 35 47 42 57 54 73 59 80 77 104 30 41 42 57 1 2 42 57 54 73 64 87 83 113 91 123 117 159 45 61 64 88 9 16 60 81 77 104 92 125 120 163 130 176 169 229 65 88 92 125 5 8 83 112 107 145 128 174 165 224 18...

Page 25: ...r or W ZnCr or W ZnCr W CL 8 8 Plated Plated Plated Bolt Silver Gold Silver Gold Silver Gold M4 15 107 19 2 2 23 2 6 30 3 4 33 3 7 42 4 8 16 1 8 M6 51 5 8 67 7 6 79 8 9 102 12 115 13 150 17 56 6 3 M8 124 14 159 18 195 22 248 28 274 31 354 40 133 15 M10 21 28 27 36 32 43 41 56 45 61 58 79 22 30 M12 36 49 46 63 55 750 72 97 79 107 102 138 39 53 M16 89 121 117 158 137 186 177 240 196 266 254 344 97 1...

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Page 27: ...Section 4 Service Parts ...

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Page 29: ...ipping point State whether freight express parcel or other handling is desired Confirm telephone orders in writing 2 Inspection of parts when received is important Damages or shortages should be brought to the attention of the carrier at the time the parts are accepted Shipper s responsibilities cease upon delivery of shipment in good order to the customer Return Policy Return of parts for either ...

Page 30: ... be free from dirt dust grease and other foreign material before applying the new decal Refer to illustration drawing on page 4 3 for placement of below listed decals 4136 Oil 1 required 4256 Caution Do Not Start 1 required 4137 Grease 2 required 4257 Caution Keep Guards 1 required 4138 F E M A 1 required N12684 Small 3D Loftness 1 required 4189 Warning Rotating Parts 1 required N12685 Medium 3D 1...

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