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SKID STEER LOADER 

AMMBUSHER 

BRUSH CUTTER 

MODEL: AD720, AD720C

 

 

 

 

OPERATOR’S MANUAL 

 

SERIAL NUMBER: ____________________ 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
 

 WARNING! 

AVOID INJURY OR DEATH! 

 

  READ AND UNDERSTAND THIS ENTIRE MANUAL BEFORE 

  INSTALLING, OPERATING OR SERVICING THIS EQUIPMENT! 

Summary of Contents for Ammbusher AD720

Page 1: ...AMMBUSHER BRUSH CUTTER MODEL AD720 AD720C OPERATOR S MANUAL SERIAL NUMBER ____________________ WARNING AVOID INJURY OR DEATH READ AND UNDERSTAND THIS ENTIRE MANUAL BEFORE INSTALLING OPERATING OR SERVICING THIS EQUIPMENT ...

Page 2: ......

Page 3: ...wner 2 Warranty Policy 3 Warranty Registration Form 4 5 Safety Information 6 7 Hook Up Procedures 8 To Remove Brush Cutter Attachment 8 Operating Instructions 8 Repair and Maintenance 9 12 Bill of Materials 13 Parts List Diagrams 14 18 ...

Page 4: ... regarding the installation operation safe use care and maintenance of your PREMIER Ammbusher Brush Cutter Please be sure that all operators study this manual carefully and keep it on file for future reference Don t forget to send in your owners registration form After reading this manual if you have any questions about your PREMIER Ammbusher Brush Cutter please contact us immediately as follows T...

Page 5: ... labor for field replacement or repair nor for damage caused by accident misapplication abuse misuse operator error or environmental elements 6 This warranty does not apply to parts subject to normal wear such as Blades nor to damage caused by the failure to perform recommended maintenance or to replace worn parts 7 Under no circumstances shall PREMIER be obligated for the cost of any repair or re...

Page 6: ..._____________________________ STATE PROVIDENCE __________________ ZIP CODE__________________________________ COUNTRY__________________________________ INSTALLATION APPLICATION INFORMATION This PREMIER Ammbusher Brush Cutter Attachment will be mounted on SKID STEER MAKE Brand _______________________ MODEL_________________________________ APPLICATION__________________________________________________...

Page 7: ...own here From ________________________________ Place ________________________________ Postage Here ________________________________ PREMIER 2707 Lofty Drive Fort Wayne IN 46808 2 Fold up here 3 Tape or seal here ...

Page 8: ... shatterproof cab door for your loader or the 3 8 thick safety door when cutting brush This is not only to protect you from thrown objects but primarily to prevent overhanging or protruding objects such as rebar tree limbs or other objects from entering the cab and causing operator injury Disengage power to the PREMIER Brush Cutter and shut the loader engine OFF before leaving the operators cab Sh...

Page 9: ... light Keep all nuts bolts and screws tight and be sure the equipment is in a safe working condition Check the blade mounting bolts for proper tightness at frequent intervals When working under the PREMIER Brush Cutter always securely block it up If attached to your loader visually inspect your lock on pins to make sure the Brush Cutter is locked onto your loader Remember the PREMIER Ammbusher Bru...

Page 10: ...uch as tree limbs and the potential of discharged objects 1 Start the Brush cutter with the loader running slightly above idle Engage the loader hydraulics and gradually throttle up to the desired RPM Maintaining a constant RPM along with a slower travel speed will increase your cutting efficiency 2 Raise the back of the Brush Cutter nearest the operator 4 or 5 inches off the ground This is necess...

Page 11: ...tect the motor cover and hydraulics 4 Block the Brush Cutter to ensure that it is stable 5 Attach the hoist to two opposite arms on the blade carrier and apply very light tension This is a safety precaution to be taken before removing the cap screws 6 Remove the 8 cap screws and 8 washers that secure the blade carrier to the drive flange and lift the blade carrier with the hoist PART B BLADE CARRI...

Page 12: ... Only use genuine PREMIER Ammbusher replacement parts Blades should be replaced in pairs on opposite sides of the carrier to maintain balance PART D INSTALLING OR REPLACING CARBIDE STUMP GRINDING TEETH Note This step only applies to the carbide blade carrier shown above 1 Set the Brush Cutter flat on the ground Turn the skid loader engine off to disconnect the hydraulic hoses from the loader Then ...

Page 13: ...EMOVAL 1 Set the Brush Cutter flat on the ground Turn the skid loader engine off to disconnect the hydraulic hoses from the loader Then safely disconnect the Brush Cutter from the loader 2 Remove the blade carrier Follow the instructions on Blade Carrier Removal in Part A of this manual 3 Remove the motor Follow the instructions on Motor Removal in Part E of this manual 4 Remove the 8 cap screws a...

Page 14: ...aring hub refill it to the proper level The bearing hub oil capacity is approximately 2 50 US quarts of a GL 5 80 90W gear lubricant 5 Reinstall the plug PART H REMOVING HYDRAULIC HOSES Safety Note There may be pressure in the hydraulic lines Wear safety glasses and gloves when performing this operation 1 Set the Brush Cutter flat on the ground Turn the skid loader engine off to disconnect the hyd...

Page 15: ...at Washer Grade 5 87517 1 AC AD Door Chain Bar 41028 3 6 32 X 1 2 MMC 93310A148 87525 1 AC AD Door Hinge Pin 45006 2 1 2 13 x 1 1 2 HHCS Grade 5 87529 1 AC AD Carbide Tooth Service Door 45008 8 1 2 13 x 1 3 4 HHCS Grade 5 87530 1 AC AD Blade Service Door 45011 8 1 2 Flat Washer Grade 5 87551 13 5 16 Chain 7 Link Length 61006 61043 1 Quick Coupler 1 2 FF Female Quick Coupler 3 4 FF Female 87579 1 A...

Page 16: ...011 8 1 2 Flat Washer Grade 5 4 85161 2 5 16 x 3 4 Self Tap SC HWSLTCS 5 85371 1 Mini Manual Holder 70111 6 87529 1 AC AD Carbide Tooth Service Door 7 87530 1 AC AD Blade Service Door 8 87579 1 AC AD Chain Bar Cover Right 9 87586 1 AC AD Chain Bar Cover Left 10 88115 2 AD Skid Shoe Weldment 11 88116 1 AC AD Door Weldment 12 88121 1 AC Hood Weldment 14 ...

Page 17: ... 40067 8 3 4 Nord Lock Washer 2 40082 8 3 4 10 x 2 1 2 HHCS Grade 8 3 84363 4 1 1 8 Blade Nut 4 84365 4 Blade Bolt BB10 5 85225 4 DL 66 Blade 6B 88123 1 AD Blade Carrier Weldment 6C 88129 1 AD Carbide Blade Carrier Weldment 7 40069 32 5 8 18 Crown Lock Nut Grade 8 8 87542 32 AC Carbide Tooth 15 ...

Page 18: ...1 x 1 3 4 HHCS Grade 8 6 40084 2 1 2 13 x 3 4 HHCS Grade 5 7 45006 2 1 2 13 x 1 1 2 HHCS Grade 5 8 61086 2 20MB x 16M JIC Fitting 9 65026 1 Model 8 Flange Output AD 1 1 8T2C1400F5Z 85374 85375 MDH 20 Motor MDH 25 Motor 10 85376 85461 1 MDH 30 Motor MDH 35 Motor 85377 85462 MDH 40 Motor MDH 45 Motor 11 85493 2 1 2 Nord Lock Washer 12 88121 1 AC AD Hood Weldment A B Connects to reference lines in Fi...

Page 19: ...ptor 16F x 12MB 8 61078 1 AC Bulkhead Fitting 6M JIC x 6M JIC 9 61082 1 AC Hydraulic Pressure Gauge 10 61087 2 16F x 16F x 16F Tee Fitting 11 61088 2 16M JIC x 6M JIC Fitting 12 61089 2 16M JIC x 16M JIC Fitting 13 61090 2 6M JIC x 1 4 M Pipe Fitting 14 61092 2 1 x 116 Hose 16 90F JIC x 16MB 15 61093 1 6F JIC x 6 90F JIC x 16 Hose 16 61094 1 6F JIC x 6 90F JIC x 24 Hose 17 61095 1 1 4 F Pipe x 6 9...

Page 20: ...g 8 40088 6 3 8 x 1 1 4 Carriage Bolt 9 41004 2 3 8 Flat Washer Grade 5 10 84339 14 5 16 Chain 4 Link Length 11 84516 4 1 4 Flat Washer Grade 5 12 85267 1 Torsion Spring Door 13 87517 1 AC AD Door Chain Bar 14 87525 1 AC AD Door Hinge Pin 15 87529 1 AC AD Carbide Tooth Service Door 16 87530 1 AC AD Blade Service Door 17 87551 13 5 16 Chain 7 Link Length 18 87579 1 AC AD Chain Bar Cover Right 19 87...

Page 21: ...NOTES ...

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