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Operator's Manual
Allmäher®
AS 21 4T B&S + AS 21 4T Comfort
From serial number: AS 21 4T B&S: 021111030151, AS 21 4T Comfort: 027315100001
Issued:
en-Translation of the Original Operator's Manual
08 May 2017, V14.0

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Summary of Contents for AS MOTOR Allmaher AS 21 4T B&S

  • Page 1 Operator's Manual Allmäher® AS 21 4T B&S + AS 21 4T Comfort From serial number: AS 21 4T B&S: 021111030151, AS 21 4T Comfort: 027315100001 Issued: 08 May 2017, V14.0 en-Translation of the Original Operator's Manual...
  • Page 2: Notes On The Operating Manual

    dummy Intended use Notes on the operating manual The device is intended only for cutting grass or similar vegetation in well-maintained grounds Dear customer, in agriculture, forestry and preservation of the countryside that are cut at least once a year. Congratulations on your purchase.
  • Page 3: Table Of Contents

    Contents Transport..........Notes on the operating manual..... Maintenance and cleaning..... Contact ............ Preparations..........20 Device data..........Cleaning the device......... 20 Intended use..........General inspection........20 Grease lubrication........21 Explanation of the symbols....Maintaining the engine......21 Symbols in the instructions...... 4 Checking the engine oil level....
  • Page 4: Explanation Of The Symbols

    dummy Inhaltsverzeichnis Prior to any repair and mainten- Explanation of the symbols ance work, pull off the spark plug connector. Symbols in the instructions In these operating instructions, the following symbols are used to denote special dangers. Warning. Clean the ventilation grid! These symbols denote special The cooling air of the mo- dangers.
  • Page 5: Type Overview

    Type overview In this operating manual, the following device types are described. Depending on their equipment, the corres- ponding descriptions of this operating manual apply. AS 21 4T AS 21 4T Type-dependent B&S Comfort equipment Lateral adjustment handlebar Height adjustment of handlebar Tank ventilation...
  • Page 6: Safety Instructions

    Safe handling of fuel Safety instructions Fuel is toxic and highly flammable. There is a burn and explosion hazard! Get informed! Keep fuel away from ignition sources and do For your safety, read these operating instruc- not smoke during handling. tions carefully.
  • Page 7: Check The Device Prior To Use

    Measures in case of a fire Danger area In case of a fire, use foam, dry powder extin- guisher, or carbon dioxide (CO ). Never douse with water! Check the device prior to use Prior to use, check the blade, protection skirt, drive and fastening parts, cables and cable connections for proper working condition and firm seating by visual inspection.
  • Page 8: Use Caution During Operation

    Use caution during operation Prior to mowing Danger of injury during motor start Personal protective measures Do not start the engine During mowing, always wear – if fuel was spilled. safety shoes with good grip and long trousers. Do not mow with –...
  • Page 9: Caution When Mowing Slopes

    Be extremely cautious when turning the device Caution when mowing slopes round or pulling it toward you and when mov- ing in reverse. Always walk slowly! Never lift or carry the device when the engine is running. Fig. 3: Risk of injury during mowing downhill due to Pay attention to traffic when working close to tipping over or sliding.
  • Page 10: When Work Is Completed

    When work is completed Use caution during maintenance and repair After each mowing, close the fuel valve and the tank ventilation. Only carry out work as described in these op- erating instructions. Have an authorised ser- Prior to leaving the device, wait until the motor vice centre perform all other work.
  • Page 11: Device Description As 21 4T B&S

    Device description AS 21 4T B&S 1 Steerable front wheel 2 Interlock steerable front wheel 3 Silencer 4 Oil filler 5 Starter grip 6 Ventilation grid 7 Tank filler spout 8 Spark plug connector 9 Type plate 10 Air filter 11 Fuel valve 12 Protection bow 13 Protection skirt 14 Cover...
  • Page 12: Device Description As 21 4T Comfort

    Device description AS 21 4T Comfort 1 Steerable front wheel 2 Interlock steerable front wheel 3 Cutting height adjustment 4 Air filter 5 Starter grip 6 Lever for lateral adjustment of handle- 7 Tie rod height of bar 8 Tank ventilation 9 Tank filler spout 10 Fuel valve 11 Spark plug connector 12 Type plate...
  • Page 13: Control Elements

    Engine brake lever (B) Control elements The engine brake lever is a protection device. When you release the lever, the engine shuts AS 21 4T B&S down immediately, the blade comes to a standstill within 7 seconds. Blade/engine on (I): Press the lever towards the handlebar and continue to hold.
  • Page 14: Information On Mowing

    Tanking up Information on mowing Danger! Prior to mowing, check your device for com- Fuel is ignited by hot engine parts. pleteness, proper functioning, and cleanliness. Prior to filling up, switch off the en- A dirty ventilation grid causes overheating of gine and wait for at least 20 minutes the engine, this can damage the engine.
  • Page 15: Cutting Height At The Rear Wheels

    Cutting height at the rear wheels Steerable front wheel AS 21 4T B&S The rear wheels can be mounted in two differ- ent levels. Cutting height at steerable front wheel 1. Switch off the engine and wait until the blade has come to a standstill. 2.
  • Page 16: Steerable Front Wheel As 21 4T Comfort

    1. Reach with your hand below the guide bar Locking steerable front wheel of the steerable front wheel and press with On flat terrain, it is more comfortable to leave the ball of your thumb the lever of the cut- the front wheel free to pivot.
  • Page 17: Attaching The Starter Grip

    Attaching the starter grip Starting the device 1. Place the device on even terrain, not in AS 21 4T B&S high grass. 2. Pull the starter grip slowly to the rear and attach it onto the starter grip holder. 3. Open the fuel valve and the tank ventilation (if existing).
  • Page 18: Switching Off And Parking

    The drive prevents sliding and supports the turn manoeuvre. Switching off and parking Caution! On a slope, the device can roll away. Put the device on even ground only or secure it against rolling away. 1. Release the drive lever. 2.
  • Page 19: Maintenance And Cleaning

    Maintenance and cleaning Improper maintenance can make the device unsafe for operation and result in accidents. Regular maintenance keeps you device ready for use. Service the device according to the following maintenance instructions. Contact an authorised service centre if problems during maintenance occur or if you determine de- ficiencies during one of the following inspections.
  • Page 20: Preparations

    Engine For reliable information, see the operating manual of the ■ ▲ engine manufacturer. Check oil level (see operating instructions ■ ▲ of the engine manufacturer). Oil change. ▲ Flammable material Remove easily flammable debris buildup from the engine ■ ▲...
  • Page 21: Grease Lubrication

    In case of leaks, contact an authorised service Checking the engine oil level centre. Never allow the oil level to be too low other- wise the engine can be damaged. Never fill in Grease lubrication too much oil. Otherwise, there is the risk that the oil enters and destroys the air filter.
  • Page 22: Checking The Drive

    Checking the drive Checking the blade 1. Put the device on a non-slip surface (e.g. concrete or asphalt). Danger! 2. Switch off the engine. Improperly mounted and maintained 3. Actuate the drive. blades pose a severe injury hazard. 4. Try to pull the device backwards. Work at the blade shall only be per- If the rear wheels lock, the drive is correctly ad- formed by an authorised service...
  • Page 23: Blade Change

    Blade change Scope of delivery The device is shipped in a carton. The scope of delivery included: – The device. – This operating manual. – Manufacturer’s certificate. – Protection bow. – Protection skirt. – Front wheel. It is absolutely necessary to change the blade: –...
  • Page 24: Protection Skirt And Steerable Front Wheel

    2. Screw the handlebar in place with the 3. Place the protection skirt (6) over the pro- tommy screw (2) and a disc. tection bow (3). 3. Attention: Make sure that Bowden cables 4. Apply the protection bow (3) on the right (3) are not crushed. blade hood side to the screw M8 (4).
  • Page 25: Assembly As 21 4T Comfort

    3. Attention: Do not crush the Bowden Assembly AS 21 4T Comfort cables (3) when pivoting the handlebar. Swivel the handlebar (4) in an anti-clock- wise direction backwards and clamp it Unpacking down with the eccentric lever (2). 4. Turn in the hexagon nut until the eccentric 1.
  • Page 26 3. Push the protection bow (3) from below through the opening (B) in the protection skirt (6). 4. Push the bow holding device (7) onto the protection bow (3). 8. Turn the bow holding device (7) up to the 5. Push the protection bow (3) downward centre. through the opening (A) in the protection 9.
  • Page 27: Storage

    Restarting Storage If you want to start the device after a longer storage, carry out the tasks described in Storing the device chapter Maintenance. Keep the device in a closed, dry, and well vent- ilated room and out of reach of children. Al- Spare parts ways eliminate all problems of the device be- fore you store it so that the device is always in...
  • Page 28: Warranty

    Warranty Please see our AS-Motor website for warranty information. Please print out the documents that you re- ceive during the online registration. Keep them together with your sales receipt.
  • Page 29: Troubleshooting

    Troubleshooting The following table contains the most frequent problems and their elimination. If more problems occur, contact the closest authorised service centre. You can find an authorised service centre on our home page www.as-motor.de. Problem Possible cause Remedy Engine does not Engine brake lever is not Press the engine brake lever towards start...
  • Page 30 The blade slides Replace friction discs. Authorised service centre. Strong vibrations Unbalance at the blade caused Have blade resharpened and balanced during operation by incorrect sharpening or by an authorised service centre. Re- chips on the blade. place a damaged blade immediately. Blade drive shaft is bent due to Authorised service centre.
  • Page 31: Accessories

    Accessories Abrasive ground blade: G06323003 Twin tires: G06321009 Hand protection: G06380070 Spray paint 400 ml, colour orange: G00011050 Rear wheel brake: G06334027 Operating hours counter: G06927008 Clinometer: G06950027 Changing the speed By installing a drive pinion with 13 teeth, you can increase the driving speed. The quicker driving speed only makes sense for a low-growth and level terrain.
  • Page 32: Technical Data

    Technical data Type AS 21 4T B&S AS 21 4T Comfort Range of application (temperature) 0 - 30 °C For temperatures below 5 °C, observe the engine man- ufacturer's information regarding the engine oil. Engine, type One cylinder four stroke engine Manufacturer Briggs & Stratton Type Series 850, I/C Cylinder capacity 190 cm Performance...
  • Page 33: Declaration Of Conformity

    Declaration of conformity AS-Motor Germany GmbH & Co. KG Ellwanger Straße 15 D-74424 Bühlertann www.as-motor.de Declaration of conformity We declare that the grassland mowers Type AS 21 4T B&S AS 21 4T Comfort starting from serial no. 021111030151 027315100001 as brought into circulation by us conform to all relevant - 2006/42/EC safety and health requirements of the EC directives lis- - 2014/30/EC...
  • Page 36 AS-Motor Germany GmbH & Co. KG Ellwanger Straße 15 D-74424 Bühlertann www.as-motor.de THE HIGH GRADE MOWER AND 2 STROKE ENGINE MANUFACTURE AS-Motor is your premium manufacturer for lawn and high grass mowers as well as 2 stroke en- gines. We offer our customers professional technology for steep slopes, rough terrain, and lawn care.

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Allmaher as 21 4t comfort

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