LOFTNESS 48MH Operator'S Manual / Parts Book Download

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N14800 June, 2011

Hydraulic Flail Mower

48MH 60MH 72MH 90MH

Operator’s Manual & Parts Book

(Originating w/Serial Number 05-100)

(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

Summary of Contents for 48MH

Page 1: ...g w Serial Number 05 100 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 ...

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: ...LER PURCHASER Customer Last Name The machine was properly set up adjusted and inspected before delivery The following items were explained to the purchaser How to operate machine properly as shown in the owner s manual The importance of safety precaution safety equipment and preventative maintenance Loftness Warranty for this machine I have received and reviewed the operator s manual for the above...

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Page 5: ...LER PURCHASER Customer Last Name The machine was properly set up adjusted and inspected before delivery The following items were explained to the purchaser How to operate machine properly as shown in the owner s manual The importance of safety precaution safety equipment and preventative maintenance Loftness Warranty for this machine I have received and reviewed the operator s manual for the above...

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Page 7: ...1 Safety Instructions for Operation 1 2 Section 2 Operating Operating Instructions 2 1 Set up 2 1 Section 3 Maintenance Lubrication 3 1 General Service 3 1 Storage 3 3 Trouble Shooting 3 4 Torque Chart 3 5 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 8: ...s 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 mower is set up correctly before being placed ...

Page 9: ...Section 1 Safety ...

Page 10: ...bris 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 Flying debris can gather on the skid steer and needs to be cleaned off especially around the radiator and oil cooler screens engine compartment and exhaust areas Periodic cleaning will help pre...

Page 11: ...d 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 potentially hazardous sit...

Page 12: ...t Know how to stop the unit before starting it Repeated impact of the knives with hard objects can cause excessive wear and damage to the skid steer or mower Be sure to maintain recommended ground clearance as specified in this manual Should excessive vibration occur disengage the hydraulic valve immediately and shut off skid steer Do not continue to operate the machine until the problem has been ...

Page 13: ...ydraulic valve Before working under any 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 EYEWEAR 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 sea...

Page 14: ...possible danger of flying debris impact resistant shielding must be provided for the operator The owner is responsible for providing the operator protection devices on the power unit DO NOT allow ANY people or animals within 1000 feet of the work area while operating this machine THOROUGHLY clear the work area of ALL foreign objects such as bottles rocks wire etc before starting shredder ALWAYS op...

Page 15: ...ttachment parts which might be hot from operation Allow such parts to cool before attempting to maintain adjust or service DANGER Never get off skid steer while it is in motion Rotating driveline Personal injury or death can result from entanglement 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 ...

Page 16: ......

Page 17: ...Section 2 Operating ...

Page 18: ...bris 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 Flying debris can gather on the skid steer and needs to be cleaned off especially around the radiator and oil cooler screens engine compartment and exhaust areas Periodic cleaning will help pre...

Page 19: ...ny skid steer with an auxiliary hydraulic system of 13 40 GPM which has a standard universal skid steer hitch Operating Speed Various mowing conditions and desired finished cut appearance will determine proper ground speed WARNING Do not operate the mower above the rated RPM Check with your Loftness dealer to be sure your mower is set up with the correct hydraulic motor to match the hydraulic flow...

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Page 21: ...Section 3 Maintenance ...

Page 22: ...bris 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 Flying debris can gather on the skid steer and needs to be cleaned off especially around the radiator and oil cooler screens engine compartment and exhaust areas Periodic cleaning will help pre...

Page 23: ...inite cutting height adjustment from 0 to 4 1 2 To adjust the height of cut 1 Set bucket tilt cylinders to carry flail mower level from front to rear 2 Manually position knife rotor until the bottom row of knives is at the lowest operating position 3 Set blocks under skid shoes at the desired cutting height 4 Loosen the nuts of the 5 8 carriage bolt and the 5 8 pivot bolt on both sides of the mowe...

Page 24: ...g holes 8 Position assembly on shaft and alternately torque setscrews to 35 ft lbs 9 To increase gripping force hammer face of bushing using drift or sleeve Do not hit bushing directly with hammer 19 Re torque screws after hammering 11 Recheck screw torque after initial run in and periodically thereafter repeat steps 4 5 6 if loose 12 Check alignment of the pulleys Repeat pulley CAUTION Excessive ...

Page 25: ... Lift rotor out of machine 9 Slide anti wrap plates off shafts Remove spacer shaft of rotor 10 Reverse the above noted procedure for installation Storage End of the Season Clean entire mower thoroughly Clean the belt and pulleys relax the belt tension Lubricate all parts of the machine See lubrication section Paint all parts that are worn or rusted Store mower in a clean dry place Beginning of the...

Page 26: ...r Bearing malfunction Check and replace faulty rotor and drive line bearings Damage to rotor includes bent end Return to factory for repair shafts of missing balance weights or actual rotor deformity from striking rocks etc Tractor top link not adjusted properly Re adjust top link so input shaft of gearbox is parallel with PTO shaft on tractor Uneven Cut Knives dull or worn excessively Reverse or ...

Page 27: ...er 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 83 112 107 145 128 174 165 224 180 244 233 ...

Page 28: ...r 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 97 131 M20 175...

Page 29: ...Section 4 Service Parts ...

Page 30: ......

Page 31: ...er 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 warranty or incorrect parts received must have a Return ...

Page 32: ...equired 4137 Grease 3 required N13517 Proudly Made in the USA 1 required 4138 FEMA 1 required N13721 Model Serial Number Tag 1 required 4141 Red Reflectors 2 required N13863 Danger Flying Debris 1 required 4189 Warning Rotating Parts 1 required N13872 Rotation Direction 1 required 4256 Caution Do Not Start 1 required N26973 Loftness Horizontal Medium 1 required 4256 N26973 4137 4135 4334 4138 N137...

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Page 46: ...www loftness com Loftness Specialized Equipment Inc 650 So Main Street PO Box 337 Hector MN 55342 Tel 320 848 6266 Fax 320 848 6269 Toll Free 1 800 828 7624 Printed in USA Loftness 2008 ...

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