Turfmech Buffalo 20 Operator'S & Parts Manual Download Page 16 | Manualshive

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Turfmech Buffalo 20 Operator'S & Parts Manual Download Page 16

16

7.8 Maintenance schedule

Activity

Task

Daily

Weekly Monthly

Yearly

Check

Engine oil level

●

Fuel level

●

Air cleaner condition

●

Guards in place

●

Cutting cylinder

●

Fasteners

●

Chain and belt tension

●

Spark plug

●

Clean

Debris/grass from mower

●

Engine cooling fins

●

Fuel sediment bowl

●

Air filter elements

●

Inside guards

●

Test

Parking brake

●

On/off switches

●

Drive engagement/disengagement

●

Replace

Engine oil

●

Spark plug

●

Air filter elements

●

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Summary of Contents for Buffalo 20

Page 1: ... BU27 4 XX XXX onwards AM81589 Issue B March 2013 English version Turfmech Machinery Limited Hangar 5 New Road Hixon Stafford ST18 0PJ United Kingdom Tel 44 0 1889 271503 Fax 44 0 1889 271321 Sales turfmech co uk www turfmech co uk For Allett spare parts Tel 44 0 1889 272095 Fax 44 0 1889 271321 Sales allett co uk www allett co uk ...

Page 2: ...2 READ THIS MANUAL BEFORE USING AN ALLETT BUFFALO CYLINDER MOWER YOUR SAFETY IS INVOLVED IT IS ESSENTIAL THAT OPERATORS STUDY THIS DOCUMENT FOR THEIR OWN SAFETY ...

Page 3: ...ll 6 7 Park brake 6 8 Mowing 7 0 Maintenance 7 1 Adjusting land drive and cylinder cables 7 2 Checking the engine oil 7 3 General engine maintenance 7 4 Fuel 7 5 Grease points 7 6 Bottom blade grinding angles 7 7 Inspection of safety critical components 7 8 Maintenance schedule 8 0 Making adjustments to your mower 8 1 Floating handle bars 8 2 Delivery plate and fins 9 0 Vibration reduction 10 0 No...

Page 4: ...ts performance and reliability A Buffalo mower should be operated serviced and repaired only by persons who are familiar with its particular characteristics and who are familiar with the relevant safety procedures The safety precautions outlined in this manual and all other generally recognised regulations on safety must be observed at all times Any modifications carried out to a Buffalo mower wil...

Page 5: ...twear and ear protection Long hair loose clothing or jewellery can get tangled in moving parts Thoroughly inspect the area where the lawn mower is to be used and remove all objects that may be thrown by the machine WARNING petrol is highly flammable Store fuel in containers especially designed for this purpose Refuel outdoors only and do not smoke while refuelling Add fuel before starting the engi...

Page 6: ...lade drive clutches before starting the engine Start the engine carefully according to instructions and with feet well away from the blades Do not tilt the mower when starting Keep clear of the discharge opening at all times Never pick up or carry a lawnmower while the engine is running Do not put hands or feet near or under rotating parts while the lawnmower is being operated Stop the engine and ...

Page 7: ...tted are manufacturer s original or approved by the manufacturer 4 0 Assembly 1 Fold handles back to a comfortable operator height and tighten 4 bolts 2 Fold down grass box cradle and fit grass box 3 Release the handbrake 1 x4 3 2 ...

Page 8: ...Land roll engagement 15 Oil dipstick 5 Park brake 16 Spark plug 6 Top handle bar 17 Air filter 7 Cable adjuster 18 Fuel filler cap 8 Bottom handle bar 19 Bottom blade adjuster 9 Grass box hoop 20 Front roller adjuster 10 Grass box 21 Front roller 11 Engine ON OFF switch 22 Vibration mounts 2 1 3 4 5 6 7 8 9 10 16 18 17 14 13 12 11 15 20 19 22 21 ...

Page 9: ...tart move the choke lever to the CLOSED position To restart a warm R engine leave the choke lever in the OPEN position MAX MIN 1 3 position 3 Set the throttle to 1 3 position between MIN and MAX 4 Turn the engine switch to the ON position 5 Move the handle bar mounted engine switch to the ON position ...

Page 10: ... should be made across the full width of the bottom blade The blades act like a pair of scissors as a test correctly adjusted blades will cleanly cut a piece of good quality writing paper across the width of the blade The bottom blade should be adjusted if the grass is not cut cleanly and evenly WARNING Blades are sharp always wear gloves 6 Pull the starter grip lightly until you feel resistance t...

Page 11: ...r should be able to spin with little resistance If you are still unable to cleanly cut paper inspect the bottom blade and cylinder If they appear rounded damaged or excessively worn they may need to be reground or replaced New bottom blades should always be reground attached to the bottom blade carrier For bottom blade grinding angles see the section 7 6 The bottom blade adjusters can sometimes be...

Page 12: ... Move the height setting bar to the other end of the bottom blade and repeat steps 5 8 6 5 Engaging drive to the cylinder 1 Gradually squeeze the cylinder bail bar towards the top handle see section 5 0 2 Release the bail bar to stop the cylinder 6 6 Engaging drive to the land roll 1 Gradually squeeze the drive bail bar towards the top handle see section 5 0 2 Release the bail bar to stop forward ...

Page 13: ...mower or cylinder doesn t drive adequately it may be necessary to adjust the drive cable as follows 1 Slacken lock nut 2 Turn the adjuster a few times clockwise 3 Retighten the adjuster with the lock nut When correctly adjusted drive to the land roll or cylinder is engaged when the bail bar is squeezed against the top handle When released drive MUST disengage 7 2 Checking the engine oil Change the...

Page 14: ... spark plug See engine manual for details For all other engine adjustments and maintenance refer to the engine manual 7 4 Fuel Petrol deteriorates over time Engine starting may be difficult if you use petrol kept for more than 30days Always run the fuel tank dry when storing over 30 days 1 Remove the petrol filler cap 18 slowly add unleaded petrol to the tank fill to approximately the top of the s...

Page 15: ...l lead to a poor quality of cut Newly fitted bottom blades will need to be ground when bolted to the blade carrier to ensure a perfectly flat cutting edge It is advisable that grinding reconditioning is carried out by an authorised Allett dealer to the angles shown below 7 7 Inspection of safety critical components The below parts are critical to the safe operation of your lawnmower before each us...

Page 16: ...eaner condition Guards in place Cutting cylinder Fasteners Chain and belt tension Spark plug Clean Debris grass from mower Engine cooling fins Fuel sediment bowl Air filter elements Inside guards Test Parking brake On off switches Drive engagement disengagement Replace Engine oil Spark plug Air filter elements ...

Page 17: ...ubber stops when in use The spring tension can be adjusted by rotating the spring anchor 1 Slacken the locking nut 2 Rotate the spring anchor to adjust spring tension 3 Tighten the locking nut 8 2 Delivery plate The delivery plate covering the rear of the cylinder can be adjusted to alter the grass trajectory into the grass box 1 Loosen the 2 delivery plate screws 2 Adjust the delivery plate forwa...

Page 18: ...ng the mower to cut longer grass than intended or mowing on unsuitable surfaces will result in higher levels of vibration and wear 10 0 Noise reduction Best practices for reducing noise emission This mower is designed to operate at low engine speeds Adequate performance can be achieved at little over idle speed Setting minimal contact between the cylinder and bottom blade will also help reduce noi...

Page 19: ...cepts general principles for design Basic terminology methodology EN ISO 12100 2 2003 A1 2009 Safety of machinery Basic concepts general principles for design Technical principles BS EN 836 1997 Garden equipment Powered lawnmowers Safety Measured Sound Power Level 2000 12 EC BS EN 836 Annex H 93dB LWA Guaranteed Sound Power Level 2000 14 EC 98dB LWA Uncertainty K 2 5dB Sound Pressure Level BS EN 8...

Page 20: ...f cut Uneven ground conditions Increase height of cut change direction of cut Ribbing of grass perpendicular to direction of travel Forward travel speed too fast Reduce forward travel speed Tram lining of grass in the direction of forward travel Bottom blade in ground contact Poor cylinder to bottom blade adjustment Increase height of cut Re adjust bottom blade Worn cylinder bearings Replace worn ...

Page 21: ... 6kW 4 8hp 3 600rpm 3 6kW 4 8hp 3 600rpm Handlebar Adjustable with anti vibration mountings Land roll engagement Handle mounted lever engaging V belt via cable Cylinder engagement Handle mounted lever engaging V belt via cable Rear roller Rubber covered 2 piece steel roller with steel bevel gear differential Front roller Single piece aluminium roller on sealed bearings Weight 111kg 122kg 138kg Dim...

Page 22: ...e manufacturers specification or if non genuine spares have been fitted If any previous repair has been undertaken by anyone other than an Allett approved service agent The fault is due to maladjustment abuse neglect or accidental damage The fault is due to lack of lubrication or maintenance The failure is due to normal wear The following parts are considered as wearing parts Their life is depende...

Page 23: ...23 15 0 Parts section Buffalo 20 4 24 4 27 4 PARTS SECTION For BU20 4 XX XXX onwards BU24 4 XX XXX onwards BU27 4 XX XXX onwards ...

Page 24: ...24 MODEL BU20 BU24 BU27 Mainframe Assembly BOM FIG 1 ...

Page 25: ...M BLADE AM92112 AM82111 AM92110 1 17 3 8 x 1 2 CSK S11051 1 18 ADJUSTER ASSY LESS FORK AB079 2 19 ADJUSTER FORK AB1004 2 20 ROLL PIN M10 x MBK x 30 AM89341 2 21 SET SCREW M6 x 16 SM616 4 22 WASHER M10 WM10 5 23 3 8 UNF x 1 2 S11011 1 24 SET SCREW M10x20 SM1025 2 25 BEARING AM81009 2 26 SET SCREW 3 8 X 1 UNF S11014 4 27 CYLINDER BLADE CAUTION DECAL AM81541 1 28 BOTTOM BLADE ADJUSTMENT DECAL AM81540...

Page 26: ...26 MODEL BU20 BU24 BU27 Rear Roller Assembly FIG 2 ...

Page 27: ...H BSG1102 2 9 SPRING WASHER SWM8 6 10 SET SCREW 5 16 UNF x 3 4 ZY S11015 2 11 SPACER BSG1046 2 12 REAR ROLLER DIFF SHROUD BSG1083 1 13 REAR ROLLER 20 MACHINE BG022 BG023 BG014 1 14 REAR ROLLER SEALING BAND BSG1045 2 15 BEVEL GEAR STEEL BSG1100 2 16 BRONZE BUSH AM81143 2 17 POP RIVET 4 8 X 20 PR4820 16 18 BEARING 25mm AM81049 2 19 REAR ROLLER TAB WASHER BSG1320 2 20 REAR ROLLER LOCKING COLLAR BSG01...

Page 28: ...28 MODEL BU20 BU24 BU27 Front Roller Assembly FIG 3 ...

Page 29: ... 25 ZY BCM825 2 5 BRACING BAR BG1026 BG1027 BG1028 1 6 M10 SPRING WASHER SWM10 2 7 SET SCREW M10 x 20 SM1025 2 8 BEARING 20mm 6004 2RS AM81007 2 9 FRONT ROLLER BSG1264 BSG1265 BSG1266 1 10 GREASE SEAL TC 20 42 10 AM81513 2 11 FRONT ROLLER SHAFT BG1007 BG1008 BG1009 1 12 LOCKING COLLAR BG003 2 13 SCREW GRUB 5 16 UNF x 3 8 S11053 2 14 FRONT ROLLER ADJUSTER BRACKET AB1072 2 15 M10 FLAT WASHER WM10 2 ...

Page 30: ...30 MODEL BU20 BU24 BU27 Countershaft Assembly FIG 4 ...

Page 31: ...036 BSG1037 1 20 KEY 1 4 X 26 LG FORM C AM81055 1 21 PULLEY DRIVE ALUMINIUM AM89495 1 22 WASHER M10 FORM G WM10G 2 23 CABLE ROLLER DRIVE BSG1078 1 24 CLUTCH ARM SWIVEL BSG017 1 25 3 8 WASHER 1 26 GREASE NIPPLE M6 GNM6 1 27 SHAFT RETAINING PLATE BSG003 1 28 BEARING 20MM FLANGED LFTCB11010 AM81008 3 29 DRIVE CLUTCH ARM ASSY BSG064 1 30 M6 X 12 SET SCREW SM612 1 31 YOKE ANCHOR POINT BSG1024 1 32 CHAI...

Page 32: ...32 MODEL BU20 BU24 BU27 Cylinder Drive Assembly FIG 5 ...

Page 33: ...PLATE FAB BSG012 1 14 MIDDLE BELT GUIDE AB1000 1 15 M10 x 20 SET SCREW SM1020 1 16 BOTTOM BELT GUIDE ASSY AB009 1 17 SET SCREW M6 x 45 ZC SM645 2 18 BEARING 12mm 6001 2RS AM82104 4 19 V BELT PULLEY AM92406 1 20 WASHER M6 FORM D WM6D 2 21 SET SCREW M6 x 30 ZC SM630 2 22 L SHAPED BELT GUIDE BG007 1 23 CUTTER CLUTCH ARM FAB BSG002 BG015 BG015 1 24 3 4 LOCKNUT N11013 1 25 CUTTER CLUTCH PIVOT BSG1041 1...

Page 34: ...34 MODEL BU20 BU24 BU27 Rear Roller Drive Assembly FIG 6 ...

Page 35: ... 8 x 33 BSG1069 1 7 TOP SPROCKET BSG022 1 8 SPACER FLYWHEEL 50 x 11 2 x 5mm AFK1201 1 9 NUT 3 8 UNF NYLOC N11002 2 10 M8 FLAT WAHSER FORM C WM8C 1 11 SECONDARY DRIVE CHAIN AM89436 1 12 CHAIN TENSIONER SLEEVE BSG1038 1 13 CHAIN TENSIONER FAB AC010 1 14 WASHER M10 FORM B WM10B 2 15 SET SCREW 3 8 x 3 4 S11011 1 16 SPRING WASHER M10 SWM10 1 17 DISTANCE PIECE REAR ROLLER BSG1044 1 18 REAR ROLLER SPROCK...

Page 36: ...36 MODEL BU20 BU24 BU27 Top Handle Assembly FIG 7 ...

Page 37: ... 14 SET SCREW M6X16 Z C SM616 2 15 SCREWLOCK BODY FAB BSG046 1 16 BRAKE LEVER BSG1090 1 17 SET SCREW M6 x 25 ZC SM625 1 18 BRAKE LEVER BASS PLATE BSG1089 1 19 FLAT CAP AM81140 1 20 YOKE ANCHOR POINT BSG1024 1 21 TOP HANDLE FAB BSG093 1 22 LOWER AV PLATE FAB BSG094 1 23 UNIVERSAL MOUNT AM81320 4 24 SPACER FOR A V MOUNTING BSG1207 4 25 THROTTLE LEVER RH AM82177 1 26 SPRING WASHER M6 SWM6 4 27 NUT NY...

Page 38: ... BOM FIG 8 ITEM NO DESCRIPTION PART 20 PART 24 PART 27 USED 1 BRAKE SWIVEL FAB BSG043 BSG044 BSG034 1 2 CABLE CUTTER CLUTCH BSG1077 1 3 BRAKE CABLE RETAINER BS1002 1 4 SPRING AM90519 1 5 YOKE ANCHOR POINT BSG1024 1 6 SET SCREW M6 x 20 SM620 2 7 WASHER M6 WM6 1 8 NUT M8 NYLOC NNM6 2 ...

Page 39: ...W M10 x 25 SM1025 4 3 M10 NYLOC NUT NNM10 6 4 SET SCREW M6 x 30 SM630 2 5 WASHER M10 WM10 6 6 WASHER M6 FORM G WM6G 2 7 GRASSBOX HANDLE EL1086 1 8 GRASSBOX BRACKET STOP AB1103 2 9 M10 x 20 CAP HEAD SCM1020 2 10 GRASSBOX HOOP FAB BSG213 1 11 GRASSBOX AM89511 AM89510 AM92510 1 12 GRASSBOX STIFFENER BSG006 1 13 POP RIVET 4 8 DIA x 16mm STEEL PR4816 3 14 ALLETT GRASSBOX DECAL AM81544 1 ...

Page 40: ...40 Notes ...

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