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Allett C27 Operator's & Parts Manual

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OPERATOR & PARTS MANUAL
Regal House, Airfield Industrial Estate, Hixon, Stafford, ST18 0PF, United Kingdom
C27" & C34"
(AM81593 Issue K APRIL 2018)
English version
Allett Limited
Tel: +44 (0) 1889 271503
Fax: +44 (0) 1889 271321
Sales@allett.co.uk
www.allett.co.uk
For Allett spare parts
Tel: +44 (0) 1889 272095
Fax: +44 (0) 1889 271321

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  • Page 1 C27” & C34” OPERATOR & PARTS MANUAL (AM81593 Issue K APRIL 2018) English version Allett Limited Regal House, Airfield Industrial Estate, Hixon, Stafford, ST18 0PF, United Kingdom Tel: +44 (0) 1889 271503 Fax: +44 (0) 1889 271321 Sales@allett.co.uk www.allett.co.uk For Allett spare parts...
  • Page 2 READ THIS MANUAL BEFORE USING AN ALLETT C27 OR C34 CYLINDER MOWER. YOUR SAFETY IS INVOLVED IT IS ESSENTIAL THAT OPERATORS STUDY THIS DOCUMENT FOR THEIR OWN SAFETY.

  • Page 3: Table Of Contents

    Contents 1.0 Introduction 1.1 Model type and serial number 2.0 Pictograms and Decals 3.0 Safety notes 4.0 Assembly 5.0 Operating controls 6.0 Using your mower 6.1 Starting 6.2 Stopping 6.3 Adjusting the bottom blade - setting “on cut” 6.4 Height of cut adjustment 6.5 Engaging drive to the cylinder/cartridge 6.6 Engaging drive to the land roll 6.7 Park brake...

  • Page 5: Introduction

    The land roll has an internal geared differential. Power is transferred to the cartridge by a toothed coupling and belt drive. The C27 & C34 mowers are designed for the management of high quality turf. Use in any way other than that stated is considered contrary to the intended use. Compliance and strict adherence to the conditions of operation, service and repair as specified in this manual also constitute essential elements of the intended use.

  • Page 6: Pictograms And Decals

    2.0 Pictograms and Decals Refer to manual before carrying out maintenance, Engine On/Off switch, Read manual before starting Guaranteed Sound power level emitted by the mower Bottom blade to cylinder adjustment Flying debris, keep bystanders away. Warning, sharp blades, do not touch rotating blades. The blades continue to rotate after the mower is switched off 3.0 Safety notes Read these instructions carefully, be familiar with the controls and the proper use of the lawnmower.
  • Page 7 - If petrol is spilt, do not attempt to start the engine but move the machine away from the area of spillage and avoid creating any source of ignition until petrol vapours have dissipated. -Replace the fuel tank and container caps securely - Replace faulty silencers - Do not operate the engine in a confined space where dangerous carbon monoxide fumes can collect.

  • Page 8: Assembly

    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...

  • Page 9: Operating Controls

    5.0 Operating controls...
  • Page 10 1) Handle bar ON/OFF switch 14) Choke lever 2) Throttle 15) Oil dipstick 3) Cutting cylinder engagement 16) Spark plug 4) Land roll engagement 17) Air filter 5) Park brake 18) Fuel tank 6) Top handle bar 19) Bottom blade adjuster 7) Cable adjuster 20) Cartridge drive coupling 8) Bottom handle bar...

  • Page 11: Using Your Mower

    6.0 Using your mower 6.1 Starting 1) Move the fuel valve lever to the ON position 2) For a cold  start move the choke lever to the CLOSED position |\| To restart a warm  engine leave the choke lever in the OPEN position 1/3 position 3) Set the throttle to 1/3 position...

  • Page 12: Stopping

    7) If the choke lever was moved to the CLOSED position |\| to start the engine, gradually move it to the OPEN position |||as the engine warms up 6.2 Stopping 1) Move the throttle lever to MIN position 2) Move the handle bar mounted stop switch to OFF 3) Turn the petrol tap OFF To stop in an emergency, move the handle bar mounted stop switch to OFF 6.3 Adjusting the bottom blade - setting “on cut”...

  • Page 13: Height Of Cut Adjustment

    Do not over tighten the bottom blade – the cylinder should be able to spin freely 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.

  • Page 14: Engaging Drive To The Cylinder/Cartridge

    Cutting cylinder Rear roller Front roller Bottom Height of blade Height bar For all other turf maintenance cartridges: 2) Adjust and lock the bolt on the height setting bar to your desired working height or depth 3) Slacken the four front roller fasteners 4) Tilt the mower back and wedge securely 5) With the height setting bar near one edge of the cartridge, position one end against the rear roller 6) Adjust the front roller so it makes contact with the height setting bar and the bolt head lines up with...

  • Page 15: Mowing

    6.8 Mowing 1) Before mowing check the engine oil level and fill the petrol tank (see maintenance section) 2) Start the engine – see section 6.1 3) Engage drive to the cylinder/cartridge 4) Release the park brake 5) Engage drive to the land roll 6.9 Removing and replacing a cartridge WARNING - blades are sharp, always wear gloves To remove a cartridge:...

  • Page 16: Adjusting Land Drive And Cylinder Cables

    If the mower should happen to fail despite the care taken in manufacture and testing, repair should be carried out by an authorised Allett dealer. 7.1 Adjusting land drive and cylinder cables If the mower or cylinder doesn’t drive adequately it may be necessary to adjust the drive cable as...

  • Page 17: General Engine Maintenance

    SAE 10W-30 oil is recommended for general use. It is important to use the recommended oil to avoid damage to your engine. Engine oil capacity is 0.6L 7.3 General engine maintenance Check and clean the air filter (X), replace if necessary. See engine manual for details. Check and clean the fuel sediment bowl and spark plug.

  • Page 18: Bottom Blade Grinding Angles

    7.6 Bottom blade grinding angles For cylinder cutting cartridges only. The cutting performance of the C27 & C34 is highly dependent on the condition of both the cylinder and bottom blade. Poorly maintained parts will lead to a poor quality of cut.

  • Page 19: Maintenance Schedule

    7.8 Maintenance schedule Activity Task Daily Weekly Monthly Yearly Check ● Engine oil level ● Fuel level ● Air cleaner condition ● Guards in place ● Cutting cylinder/cartridge ● Fasteners ● Chain and belt tension ● Spark plug Clean ● Debris/grass from mower ●...

  • Page 20: Floating Handle Bars

    1 & 3 8.2 Floating handle bars The upper and lower handle bars are isolated with rubber vibration mounts. The lower handle bar is also suspended via springs. The sprung lower handle bar is designed to “float” off the rubber stops when in use.

  • Page 21: Vibration Reduction

    9.0 Vibration reduction Best practices for reducing vibration emission: The mower is designed to operate at low engine speeds. Adequate performance can be achieved at little over idle speed. Inspect the rubber vibration mounts for signs of wear and deterioration, replace if necessary. Properly adjust the sprung floating handle bars to improve operator comfort and further limit vibration transmission (See section 8.2).

  • Page 22: Declaration Of Conformity

    Vibration test code BD EN Iso 5395-1 Anex G, ah 3.96m/s/s Uncertainty K: 0.5m/s/s Notified body: AVT Reliability, Warrington, Cheshire Technical construction file is kept by: ALLETT Ltd, Regal House, Airfield Industrial Estate, Hixon, Staffordshire, ST18 0PF, UK I hereby declare that the equipment named above has been tested and found to comply with the relevant sections of the above referenced specifications.
  • Page 23 Vibration test code BD EN Iso 5395-1 Anex G, ah 5.9m/s/s Uncertainty K: 0.5m/s/s Notified body: AVT Reliability, Warrington, Cheshire Technical construction file is kept by: ALLETT Ltd, Regal House, Airfield Industrial Estate, Hixon, Staffordshire, ST18 0PF, UK I hereby declare that the equipment named above has been tested and found to comply with the relevant sections of the above referenced specifications.

  • Page 24: Fault Finding When Mowing

    11.0 Fault finding when mowing Problem Possible cause Remedy Occasional blades of uncut Ground speed too fast. Reduce forward travel speed. grass. Height of cut too high Reduce height of cut. Poorly adjusted bottom blade. Re-adjust bottom blade. Blunt cutting cylinder/bottom blade. Grind/recondition as necessary.

  • Page 25: Specification

    Dimensions (W x L x H) 1168mm x 1775mm x 1020mm 8 – 55mm Height of cut Grassbox Rotational moulded plastic Machine options Trailing seat 12.2 C27 Cartridge specification Cartridge type Weight Working width Overall width 38kg 686mm 784mm 27” 8 blade cylinder 125 cuts/metre (114 cuts/yd) irrespective of forward speed 27"...

  • Page 26: Guarantee

    978mm 13.0 Guarantee Allett guarantees this product against manufacturing defects. We will repair (or replace at our option) if a manufacturing defect occurs within the guarantee period as long as it has not been subjected to rental/hire use. The engine fitted to this mower is covered by the engine manufacturer.
  • Page 27 Always insist on genuine Allett spares or parts. Any damage caused to the product through the fitting of parts not made or approved by Allett is not covered by the guarantee. Your statutory rights are not affected by this guarantee.

  • Page 28: Parts Section

    14.0 Parts section C27 & C34/5 PARTS SECTION...
  • Page 29 COUNTERSHAFT HANDLE BAR ENGINE SIDE ASS’Y ASS’Y LOWER HANDLE BAR ASS’Y KICKSTAND ASS’Y HONDA MAINFRAME ASS’Y ENGINE GX200 COUNTERSHAFT BRAKE SIDE ASS’Y FRONT ROLLER ASS’Y REAR ROLLER ASS’Y GRASSBOX ASS’Y...
  • Page 30 Front Roller Assembly (FIG 1) ITEM DESCRIPTION Part No Part No USED NUMBER SCRAPER BAR C34 C2007 C1631 FRONT ROLLER SHAFT C2008 C1582 BEARING 20mm 6304 2RS AM81089 AM81089 C34 FRONT ROLLER BRACKET FAB C335 C335 C34 FRONT ROLLER BRACKET FAB C336 C336 LOCKING COLLAR...
  • Page 31 Grooved Front Roller Assembly (FIG 2) ITEM DESCRIPTION Part No Part No USED NUMBER FRONT ROLLER SHAFT C2008 C1582 FRONT ROLLER BRACKET FAB RH C335 C335 FRONT ROLLER BRACKET LH C336 C336 80 DIA GROOVED F/ROLLER SECTION C1722 C1722 20X28X25 OLITE BUSH AM81527 AM81527 12/14...
  • Page 32 FLAT WASHER M10 FORM G WM10G POLYETHELYNE TUBE C2030 GRASSBOX SWIVEL C2029 CUTTING WIDTH DECAL AM81580 AM81580 BLACK POP RIVET 4x12 DECAL – ALLETT LARGE AM81620 AM81620 HANDLE EL1086 EL1086 FLAT WASHER M4 FORM A WM4A WM4A Grass Box Assembly...
  • Page 33 NYLOC NUT M6 NNM6 NNM6 BEARING 20MM FLANGED LFTCB11010 AM81008 AM81008 SET SCREW 3/8” UNFx1” S11014 S11014 SPRING WASHER 3/8” W11011 W11011 ALLETT DECAL AM81643 AM81609 GROMMET AM81264 AM81264 LOCKING COLLAR 20-20-EC AM81000 AM81000 M6 x 6 GRUBSCREW ACGM6x6 ACGM6x6...
  • Page 34 Countershaft Assembly Engine Side FIG 4...
  • Page 35 Countershaft Assembly Brake Side (FIG 4.1) ITEM DESCRIPTION PART NO PART NO USED NUMBER R/ROLLER DRIVEN SPROCKET & T/LOCK C1599 C1599 KEY TYPE AB AM81463 AM81463 BRAKE BUSH FAB C073 C073 SET SCREW M8X20 SM820 SM820 SPRING WASHER M8 SWM8 SWM8 FLAT WASHER M8 FORM C WM8C...
  • Page 36 Kickstand Assembly (FIG 5) ITEM DESCRIPTION PART NO PART NO USED NUMBER KICKSTAND C1743 C1743 ½” BELLEVILLE WASHER AM81649 AM81649 SET SCREW M8 x 30 SM830 SM830 M8 PLAIN WASHER NUT M8 NYLOC NNM8 NNM8 M8 x 25 SOCKET CAP HD F016J11400 F016J11400 SET SCREW M8 x 25...
  • Page 37 BSG1207 HANDLE BAR CLAMP BSG1020 BSG1020 LEVER MOUNT SPIGOT BSG1081 BSG1081 ON OFF SWITCH DECAL AM81555 AM81555 ALLETT SMALL DECAL AM81622 AM81622 SET SCREW M6 x 20 SM620 SM620 SET SCREW M6 x 20 SM620 SM620 SPRING WASHER M6 SWM6...
  • Page 38 Handle Bar Assembly FIG 6...
  • Page 39 BOLT M8 X 50 BM850 BM850 M8 PLAIN WASHER NUT M8 NYLOC NNM8 NNM8 CYLINDER ENGAGEMENT LEVER C365 C365 M8 (10mm) X 16 SOCKET SHOULDER SCREW AM81632 AM81632 C2032 Fits C34/5 with Serial No 1900391 onwards and C27/1 with Serial No 1900032 onwards...
  • Page 40 Over Centre Lever Assembly FIG 7...
  • Page 41 Lower Handle Bar Assembly (FIG 8) ITEM DESCRIPTION PART NO PART NO USED NUMBER A/V BOTTOM HANDLE FAB C361 C312 RH PIVOT BRACKET BSG111 BSG111 LH PIVOT BRACKET BSG110 BSG110 FLAT WASHER M10 WM10A WM10A SET SCREW M10 x 30 SM1030 SM1030 NYLOC NUT M10...
  • Page 42 Lower Handle Bar Assembly...
  • Page 43 C27 Rear Roller Assembly (FIG 9) ITEM DESCRIPTION PART NO USED NUMBER REAR ROLLER SHAFT C27 C2005 SET SCREW M8 x 25 SM825 REAR ROLLER TAB WASHER BSG1320 BEARING – 25mm AM81049 BLACK POP RIVET 4.8 x 20 RIVET 4.8 PVC TUBE –...
  • Page 44 C27 REAR ROLLER ASSEMBLY FIG 9...
  • Page 45 C34 Rear Roller Assembly (FIG 9.1) ITEM DESCRIPTION PART NO USED NUMBER REAR ROLLER CENTRE FAB AB053 Key 1/4" x 1.1/4" Form A AM92888 REAR ROLLER SHAFT C1581 BRONZE BUSH 3/4 x 7/8 x 3/4 LG AM82654 DIFF. SHAFT FAB. -DUAL GEAR AB056 DIFF.
  • Page 46 C34 REAR ROLLER ASSEMBLY FIG 9.1...
  • Page 47 Main Frame Assembly (FIG 10) ITEM DESCRIPTION PART NO PART NO USED NUMBER DRIVE GAURD C1580 C1580 NYLOC NUT M8 NNM8 NNM8 FLAT WASHER M8 FORM A WM8A WM8A CYLINDER PULLEY C1594 C1594 BEARING HOUSING C1045 C1045 DRIVE SPINDLE C1528 C1528 BEARING ANGULAR AM81436...
  • Page 48 MAIN FRAME ASSEMBLY (FIG 10) ITEM DESCRIPTION PART NO PART NO USED NUMBER SPRING AM90519 AM90519 CHASSIS FAB C356 C331 SUPPORT PIN C1529 C1529 LOCATING STOP BOSS C1154 C1154 SET SCREW M8 x 20 SM820 SM820 SPRING WASHER M8 SWM8 SWM8 M8 FLAT WASHER FORM A STOP SPACER...
  • Page 49 MODEL C34:- Main Frame Assembly FIG 10...
  • Page 50 BRUSH CARTRIDGE (FIG 11) ITEM DESCRIPTION PART NO PART N0 USED NUMBER BRUSH C375 C061 CARTRIDGE SUPPORT TIE BAR C2015 C1532 BEARING 20MM FLANGED LFT AM81008 AM81008 DRIVE SIDE PLATE C328 C328 CB 11010 NON-DRIVE SIDE PLATE C329 C329 WASHER M6 FORM A WM6A WM6A SCREW M6 X 16 ROOFING BOLT...
  • Page 51 BRUSH CARTRIDGE FIG 11...
  • Page 52 VERTICUTTER CARTRIDGE BOM (FIG 12) ITEM DESCRIPTION PART NO PART NO USED NUMBER SCARIFIER BLADE C1710 C1710 38/49 FAN BLADE C1711 C1711 38/49 SPACER C1131 C1131 39/50 WASHER PLAIN M24 WM24 WM24 M24 TOOTHED SHAKEPROOF WM24TI WM24TI NUT HALF M24 NHM24 NHM24 SCARIFIER/VERTICUT SHAFT...
  • Page 53 VERTICUTTER CARTRIDGE FIG 12...
  • Page 54 SCARIFIER CARTRIDGE BOM (FIG 13) ITEM DESCRIPTION PART NO PART NO USED NUMBER SCARIFIER BLADE AM81575 AM81575 38/49 Option SCARIFIER BLADE Tungsten Tip AM81506 AM81506 38/49 WASHER PLAIN M24 WM24 WM24 M24 TOOTHED SHAKEPROOF WM24TI WM24TI NUT HALF M24 NHM24 NHM24 SCARIFIER/VERTICUT SHAFT C2025...
  • Page 55 SCARIFIER CARTRIDGE FIG 13...
  • Page 56 SORREL CARTRIDGE BOM (FIG 14) ITEM DESCRIPTION PART N0 PART N0 USED NUMBER SOLID SPIKE 37mm RT-00001712 RT-00001712 72/92 SORRELL ROLLER TUBE C373 C062 DRIVE SIDE PLATE C328 C328 WASHER SPRING 3-8 SW 3-8 SW 3-8 SCREW 3-8x1” UNF S11014 S11014 CE PLATE T000333...
  • Page 57 SORREL ROLLER CARTRIDGE FIG 14...
  • Page 58 CUTTING CYLINDER – 6 & 8 BLADED FOOTBALL SPECIFICATION (FIG 15) ITEM DESCRIPTION PART NO PART NO NUMBER 6 BLADED CYLINDER C390 C303-6 8 BLADED CYLINDER C368 C395 TIE BAR C2015 C1532 BEARING AM81009 AM81009 DRIVEN PLATE C1815 C1815 FOOTBALL LIFT BAR FAB C371 C342 FOOTBALL GUIDE VEIN...
  • Page 59 CUTTING CYLINDER – 6/8BL CARTRIDGE FIG 15...
  • Page 60 TURF RAKE CARTRIDGE (FIG16) ITEM DESCRIPTION PART NO PART NO USED NUMBER SUPPORT ANGLE FAB C372 C324 C34TR DRIVE SIDE PLATE C344 C344 C34TR NON DRIVE SIDE PLATE C343 C343 DRIVEN PLATE C1815 C1815 TIE BAR C2015 C1532 SCREW M6 x 16 ROOFING BOLT S11060 S11060 WASHER M6...
  • Page 61 TURF RAKE CARTRIDGE FIG 16...
  • Page 62 HEIGHT OF CUT BAR BOM (FIG 17) ITEM DESCRIPTION PART N0 PART N0 USED NUMBER SETTING BAR C1598 C1598 SET PIN M6 X 60 SM660 SM660 M6 FULL NUT HEIGHT OF CUT BAR FIG 17...
  • Page 63 Notes...

This manual is also suitable for:

C34

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