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OPTICUT 

DISC MOWERS 

 

Models 220, 260 & 300 

 

 

OPERATOR & PARTS MANUAL 

 

Publication 655                                       Part No.22674.55                           

 
 

 

Twose of Tiverton Limited 

6 Chinon Court, 

Lower Moor Way, 

Tiverton Business Park, 

Tiverton, 

Devon. EX16 6SS. 

Telephone: (01884) 253691 

Fax: (01884) 255189 

Email [email protected] 

Web: www.twose.com

 

Summary of Contents for Opticut 220

Page 1: ...OPERATOR PARTS MANUAL Publication 655 Part No 22674 55 Twose of Tiverton Limited 6 Chinon Court Lower Moor Way Tiverton Business Park Tiverton Devon EX16 6SS Telephone 01884 253691 Fax 01884 255189 E...

Page 2: ......

Page 3: ...selling dealer to verify that your machine has been registered with Twose of Tiverton Limited IMPORTANT During the initial bedding in period of a new machine it is the customer s responsibility to reg...

Page 4: ...as been removed or altered 1 05 This warranty does not apply to any part of the goods which has been subjected to improper or abnormal use negligence alteration modification fitment of non genuine par...

Page 5: ...ation of the claim and parts Twose of Tiverton Ltd will pay at their discretion for any valid claim the invoiced cost of any parts supplied by Twose of Tiverton Ltd and appropriate labour and mileage...

Page 6: ......

Page 7: ...above Complies with the required provisions of the Machinery Directive 98 37 EC previously Directive 89 392 EEC as amended by Directives 91 368 EEC 93 44 EEC and 93 68 EEC For the relevant implementat...

Page 8: ......

Page 9: ...tor 7 Setting of Side Position 7 Vertical Adjustment 8 Frame Height 9 PTO Shaft 10 Hydraulic Connection 11 Post Attachment Checks 12 Spring Assisted Weight Distribution 13 Moving into Transport Positi...

Page 10: ......

Page 11: ...eed 3000RPM 3000RPM 3000RPM No of discs 5 6 7 No of blades 10 12 14 Minimum power requirement 30Kw 40HP 38Kw 50HP 48Kw 60HP Cutting capacity 2 6 ha h 3 ha h 3 5 ha h Working speed Up to 18 km h Up to...

Page 12: ...with rotating discs each equipped with 2 cutting knives that perform efficient cutting of vegetation Mower components are protected by a mechanical breakback system and the machines are equipped with...

Page 13: ...art work Never approach this machine whilst it is working or running switch off the machine and wait until it has stopped fully before approaching Do not wear loose fitting clothes in the vicinity of...

Page 14: ...fore leaving the tractor lower the implement completely switch off the engine and remove the ignition key Never permit anyone between the machine and the tractor whilst either is working or when the m...

Page 15: ...machine is running 5 DANGER Keep clear of machine whilst tractor or machine is running 6 WARNING Switch off tractor engine remove key before performing maintenance or repair 7 DANGER Keep clear of dan...

Page 16: ...to which this machine is to be fitted must meet the following criteria o 3 point linkage connection Cat II o Minimum power requirement of 38kW 50HP for Opticut 260 machines 48kW 60HP for Opticut 300...

Page 17: ...at least 3 greater than the lower links arms refer to diagram below Raise support leg 5 into the stowed position and secure in place with its lock pin 6 Do not remove the support leg Setting of Side P...

Page 18: ...by 2 in the direction of travel this can be gauged by viewing the protection curtain 1 all the lower edges should be equidistant to the ground when the machine is set correctly Rotate the adjuster nut...

Page 19: ...ith the cutterbar at angles of between 30 and 45 when working at these angles the cutterbar should be brought back into the parallel position every 15 minutes or so and run for 4 minutes to ensure con...

Page 20: ...required shaft length plus an additional 75mm 3 the resulting figure is the excess length that will need to be removed from each half of the shaft Cutting the PTO Shaft Separate the two halves and usi...

Page 21: ...ort Locking Mechanism Route the operation cord 1 for the transport locking mechanism 2 into the tractor cab through the rear window ensure sufficient slack is retained in the cord run to avoid acciden...

Page 22: ...on used machines particularly Blades Discs Quick change blades Belts Guards Protection curtain In the event of damage or excessive wear to vital parts of the machine replacements must be sourced and...

Page 23: ...bar These are adjustable to suit operating preference and specific working conditions Factory setting for the spring is Distance X 70mm Spring Adjustments To reduce spring tension on the cutterbar red...

Page 24: ...r Pull and retain tension on the operation cord 2 to disengage the transport locking mechanism Operate the hydraulic ram to raise the cutterbar Tension on the operation cord can be released once the c...

Page 25: ...re engaged Re position the protection curtain The machine is now ready for work Raising and Lowering the Cutterbar in Work Raising and lowering the cutterbar when moving between rows or turning on th...

Page 26: ...nced continue work only when the reason for the disturbance has been investigated and resolved Ensure both the machine and the tractor s engines are switched off before nearing the mower to investigat...

Page 27: ...nes Caution must always be adopted when working the machine and tractor on an incline as moving the position of the cutterbar can dramatically alter the balance characteristics of the unit which can c...

Page 28: ...ne switched off before inspecting the cause and checking the machine To return to the work position lower the machine and reverse slowly until the safety lock re engages The obstacle should be removed...

Page 29: ...uce a cleaner cut and higher mowing performance reverse or replace blades regularly to retain optimum performance Always replace both blades on individual discs at the same time Ensure blades are alwa...

Page 30: ...s The blade holders blades and bolts should be inspected routinely and checked for signs of wear The blade holder should be replaced when the width of material from its outer edge to the blade bolt sl...

Page 31: ...ent of damage elements must be replaced and the disc must be rebalanced this is essential for long life and efficiency of the machine Unscrew the M24 nut and remove the upper and lower flanges Remove...

Page 32: ...OPTICUT 220 260 300 Rotary Disc Mowers 22...

Page 33: ...ive curtains and fixings should be regularly inspected for signs of excessive wear or damage and must always be replaced when they have deteriorated to a point where they no longer perform their corre...

Page 34: ...lt Tension Method 1 Belt tension is correct when distance X 68mm refer to photo below right Belt Tension Method 2 Recommended Correct belt tension demands a frequency of 39 40Hz for new belts Deflecti...

Page 35: ...arbox Filler Plug Vent B 6 Gearboxes Oil Level Plug C Oil Level Plug D 7 Gearbox Drain Plug E 8 Gearbox Drain Plug F Gearbox Oil Change gearbox oil after initial 50 hours of work and thereafter at 250...

Page 36: ...s described above Cutterbar Oil Level On a firm level site run the machine until the oil is warm Switch machine off Raise the mowing bar to the figure shown in the photo 9 on the following page for yo...

Page 37: ...OPTICUT 220 260 300 Rotary Disc Mowers 27 Opticut 220 Models Opticut 260 Models Opticut 300 Models...

Page 38: ...OPTICUT 220 260 300 Rotary Disc Mowers 28 PTO Driveshaft Lubrication Grease PTO shaft at the locations and time intervals stated on the illustration below...

Page 39: ...y cause damage to paintwork Check flexible parts and joints dismantle clean and check wear levels Replace parts if required to ensure the machine is ready for the next seasons work Lubricate and greas...

Page 40: ...OPTICUT 220 260 300 Rotary Disc Mowers 30...

Page 41: ...Parts Manual OPTICUT Rotary Disc Mowers Models 220 260 300...

Page 42: ......

Page 43: ...9 Frame Assembly 10 Washer Sets 11 Chain Assembly 12 Tension Link Assembly 13 Safety Breakaway System 14 Cutterbar Drive Assemblies 15 Pulley Assembly 21 Cone Assembly 22 Cutterbar Assemblies 23 Cutte...

Page 44: ...1 Opticut 220 260 300 Rotary Disc Mowers MAIN ASSEMBLIES...

Page 45: ...58 BELT DRIVE ASSEMBLY 2 1 1022959 HITCH FRAME ARM ASSEMBLY 3 1 1022960 CUTTERBAR ASSEMBLY 4 1 1022961 PROTECTION CURTAIN ASSEMBLY 5 1 1022962 HYDRAULIC ASSEMBLY 6 1 1022963 SUSPENSION ASSEMBLY 7 1 10...

Page 46: ...3 REF QTY PART No DESCRIPTION DRIVE GUARD ASSEMBLY 1 1 1022965 MAIN DRIVE ASSEMBLY 2 1 1022966 PULLEY GUARD ASSEMBLY Opticut 220 260 300 Rotary Disc Mowers DRIVE GUARD ASSEMBLY...

Page 47: ...73 SLEEVE 8 1 1022974 PIN 9 1 1022050 TAB WASHER 10 1 1022049 NUT 11 1 1021797 PTO GUARD 12 2 1021023 BEARING 13 1 1021618 WASHER 14 2 1021126 CIRCLIP 15 2 1021619 NUT 16 1 1022975 BINDING CLIP 17 1 1...

Page 48: ...1022979 BOTTOM INNER PULLEY GUARD 3 4 1022980 BOLT 4 2 1022981 REINFORCER 5 2 1022982 REINFORCER 6 1 1022983 TOP INNER PULLEY GUARD 7 6 1021067 WASHER 8 6 1021876 NUT 9 6 1022984 RIVET 10 6 1021070 W...

Page 49: ...TION FRAME HITCH ASSEMBLY 1 1 1022986 HITCH FRAME ASSEMBLY 2 1 1022987 ARM ASSEMBLY 3 1 1022988 TENSION LINK ASSEMBLY 4 1 1022989 BREAKAWAY ASSEMBLY 5 1 1022678 CORD Opticut 220 260 300 Rotary Disc Mo...

Page 50: ...7 Opticut 220 260 300 Rotary Disc Mowers HITCH FRAME ASSEMBLY...

Page 51: ...2 1 1022862 WASHER SET 40 3 58 13 2 1023001 WASHER SET 30 42 14 1 1023002 WASHER SET 25 35 15 2 1023003 SCREW 16 1 1022244 SCREW 17 1 1021178 NUT 18 4 1021964 NUT 19 2 1021100 WASHER 20 2 1022569 SPRI...

Page 52: ...No DESCRIPTION TOP LINK PIN ASSEMBLY 1 1 1023010 TOP LINK PIN 2 1 1021857 LINCH PIN 3 1 1022696 COTTER PIN 4 1 1023011 RIVET 5 1 1022697 CHAIN c w HOOK Opticut 220 260 300 Rotary Disc Mowers TOP LINK...

Page 53: ...40 3 58 7 2 1021655 TENSION PIN 8 1 1023016 HOOK 9 1 1023017 SPRING 10 1 1023001 WASHER SET 30 42 11 1 1023018 WASHER SET 35 45 12 2 1023019 SLEEVE 13 8 1023020 PLATE SPRING 14 4 1023021 NUT 15 1 1022...

Page 54: ...022573 WASHER 25 35 2 2 1 1023025 WASHER 25 35 3 3 1 1023026 WASHER 25 35 4 REF QTY PART No DESCRIPTION WASHERS 30 42 1 1 1022561 WASHER 30 42 2 2 1 1023023 WASHER 30 42 3 3 1 1023024 WASHER 30 42 4 O...

Page 55: ...45 1 1 1022571 WASHER 35 45 2 2 1 1023027 WASHER 35 45 3 3 1 1023028 WASHER 35 45 4 REF QTY PART No DESCRIPTION CHAIN ASSEMBLY 1 1 1023034 CHAIN c w HOOK 2 1 1022565 LINCH PIN Opticut 220 260 300 Rot...

Page 56: ...13 REF QTY PART No DESCRIPTION TENSION LINK ASSEMBLY 1 1 1023025 TENSION LINK 2 1 1023026 PIN 3 1 1021655 TENSION PIN Opticut 220 260 300 Rotary Disc Mowers TENSION LINK ASSEMBLY...

Page 57: ...WAY SYSTEM 1 1 1023029 BREAKAWAY LATCH BAR 2 1 1023030 BREAKAWAY RECEIVER BAR 3 1 1023031 LATCH PLATE 4 1 1023032 SPRING 5 1 1023033 SCREW 6 2 1022971 WASHER 7 1 1021643 NUT Opticut 220 260 300 Rotary...

Page 58: ...15 Opticut 220 260 300 Rotary Disc Mowers CUTTERBAR DRIVE ASSEMBLY Opticut 220...

Page 59: ...NE 14 1 1023047 SWATH DISC RH 15 1 1022871 CHAIN ASSEMBLY 16 1 1023106 CUTTERBAR ASSEMBLY 17 6 1022723 FLANGE ASSEMBLY 18 1 1022725 PLATE 19 6 1022728 WASHER 20 1 1022872 BLADE TOOL 21 4 1022866 DISC...

Page 60: ...17 Opticut 220 260 300 Rotary Disc Mowers CUTTERBAR DRIVE ASSEMBLY Opticut 260...

Page 61: ...RBAR ASSEMBLY 17 6 1022723 FLANGE ASSEMBLY 18 1 1022725 PLATE 19 6 1022728 WASHER 20 1 1022872 BLADE TOOL 21 4 1022866 DISC ASSEMBLY 22 16 1021067 WASHER 23 8 1021179 NUT 24 6 1022867 SCREW 25 8 10219...

Page 62: ...19 Opticut 220 260 300 Rotary Disc Mowers CUTTERBAR DRIVE ASSEMBLY Opticut 300...

Page 63: ...RBAR ASSEMBLY 17 7 1022723 FLANGE ASSEMBLY 18 1 1022725 PLATE 19 6 1022728 WASHER 20 1 1022872 BLADE TOOL 21 5 1022866 DISC ASSEMBLY 22 16 1021067 WASHER 23 8 1021179 NUT 24 6 1022867 SCREW 25 8 10219...

Page 64: ...21 REF QTY PART No DESCRIPTION PULLEY ASSEMBLY Opticut 260 300 1 1 1023052 PULLEY 2 1 1023053 TAPERLOCK 3 1 1022053 KEY Opticut 220 260 300 Rotary Disc Mowers PULLEY ASSEMBLY...

Page 65: ...MBLY Opticut 260 300 1 2 1022883 PLATE UPPER 2 2 1022884 PLATE LOWER 3 2 1022885 SCREW 4 1 1022887 QUICK CHANGE SYSTEM ASSEMBLY 5 1 1023054 CONE ASSEMBLY 6 2 1021992 SCREW 7 2 1022770 NUT Opticut 220...

Page 66: ...1 1023107 CUTTERBAR LID 2 1 1023108 CUTTERBAR HOUSING 3 13 1022742 NUT 4 10 1022743 GEAR 39 4 COMPLETE 5 3 1022744 PROTECTION PIECE 6 1 1022745 PROTECTION PIECE 7 7 1022746 SLIDER 8 13 1022747 SCREW...

Page 67: ...TTERBAR HOUSING 3 10 1022742 NUT 4 10 1022743 GEAR 39 4 COMPLETE 5 5 1022744 PROTECTION PIECE 6 6 1022746 SLIDER 7 10 1022747 SCREW 8 68 1021179 NUT 9 52 1021067 WASHER 10 4 1022749 NUT 11 5 1021923 S...

Page 68: ...T 4 10 1022743 GEAR 39 4 COMPLETE 5 5 1022744 PROTECTION PIECE 6 1 1022745 PROTECTION PIECE 7 7 1022746 SLIDER 8 13 1022747 SCREW 9 3 1022748 GEAR 29 4 COMPLETE 10 81 1021179 NUT 11 61 1021067 WASHER...

Page 69: ...PART No DESCRIPTION CUTTERBAR LID Opticut 300 1 1 1022571 CUTTER BAR LID 2 13 1022752 SLEEVE 3 68 1022753 SCREW 4 14 1022754 SCREW 5 36 1022755 SCREW Opticut 220 260 300 Rotary Disc Mowers CUTTERBAR L...

Page 70: ...27 Opticut 220 260 300 Rotary Disc Mowers BEARING HOUSING ASSEMBLY...

Page 71: ...USING 2 1 1022757 BEARING 3 1 1021126 CIRCLIP 4 1 1022759 GEAR 23 4 5 1 1022873 FLANGE 6 1 1022761 PLATE SPRING 7 1 1022762 NUT 8 7 1021067 WASHER 9 7 1021179 NUT 10 1 1022874 SLEEVE 11 4 1022875 LINC...

Page 72: ...29 REF QTY PART No DESCRIPTION GEAR 39 4 1 1 1022880 GEAR 39 4 2 1 1022877 BEARING 3 2 1022878 RING 4 2 1022881 WASHER Opticut 220 260 300 Rotary Disc Mowers GEAR 39 4...

Page 73: ...30 REF QTY PART No DESCRIPTION GEAR 29 4 1 1 1022876 GEAR 29 4 2 1 1022877 BEARING 3 2 1022878 RING 4 2 1022879 WASHER Opticut 220 260 300 Rotary Disc Mowers GEAR 29 4...

Page 74: ...31 Opticut 220 260 300 Rotary Disc Mowers DISC ASSEMBLY...

Page 75: ...0 300 1 1 1022882 DISC 2 2 1022883 PLATE UPPER 3 2 1022884 PLATE LOWER 4 2 1022885 SCREW 5 1 1022886 DISC LID 6 1 1022887 QUICK CHANGE SYSTEM COMPLETE 7 2 1021992 SCREW 8 6 1022867 SCREW 9 2 1022770 N...

Page 76: ...33 Opticut 220 260 300 Rotary Disc Mowers PROTECTION ASSEMBLY Opticut 220...

Page 77: ...ION FRAME 2 1 1023111 FRONT PROTECTION FRAME 3 1 1023059 OUTER PROTECTION FRAME 4 1 1023112 CENTRE CURTAIN 5 1 1023061 CURTAIN RH 6 1 1023062 CURTAIN LH 7 7 1023063 WASHER 8 6 1021933 SCREW 9 6 102106...

Page 78: ...35 Opticut 220 260 300 Rotary Disc Mowers PROTECTION ASSEMBLY Opticut 260...

Page 79: ...ON FRAME 4 1 1023060 CENTRE CURTAIN 5 1 1023061 CURTAIN RH 6 1 1023062 CURTAIN LH 7 7 1023063 WASHER 8 6 1021933 SCREW 9 6 1021067 WASHER 10 11 1021829 NUT 11 20 1023064 PLATE SPRING 12 5 1021766 SCRE...

Page 80: ...37 Opticut 220 260 300 Rotary Disc Mowers PROTECTION ASSEMBLY Opticut 300...

Page 81: ...ON FRAME 4 1 1023093 CENTRE CURTAIN 5 1 1023061 CURTAIN RH 6 1 1023062 CURTAIN LH 7 7 1023063 WASHER 8 6 1021933 SCREW 9 6 1021067 WASHER 10 11 1021829 NUT 11 20 1023064 PLATE SPRING 12 5 1021766 SCRE...

Page 82: ...1 1 1023065 HOSE ASSEMBLY 2 1 1023066 HYDRAULIC RAM 3 1 1023067 CABLE TIE REF QTY PART No DESCRIPTION HOSE ASSEMBLY Opticut 260 300 1 1 1022790 HOSE 2 1 1022791 ADAPTOR 3 1 1023068 RESTRICTOR Opticut...

Page 83: ...ISC 3 1 1023081 BEARING PROTECTION 4 1 1023082 BEARING COVER 5 1 1023083 WASHER 6 1 1023084 RUBBER DISC 7 1 1023085 BEARING 8 1 1023086 SCREW 9 1 1021100 WASHER 10 1 1021178 NUT 11 1 1023086 CIRCLIP 1...

Page 84: ...41 Opticut 220 260 300 Rotary Disc Mowers SUSPENSION ASSEMBLY...

Page 85: ...BAR 2 1 1023070 HANDLE 3 1 1023071 SPRING HOLDER 4 1 1023072 SLEEVE 5 1 1023073 SPRING HOLDER 6 1 1023074 SPRING 7 1 1023075 SPRING 8 1 1023076 SCREW 9 1 1023077 WASHER 10 1 1023078 LINCH PIN 11 2 10...

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