AS MOTOR Sherpa AS 920 2WD Workshop Manual
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AS MOTOR Sherpa AS 920 2WD Workshop Manual

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WORKSHOP MANUAL
1.3 03/2017 EN
AS-MOTOR Sherpa:
AS 920 2WD
AS 940 4WD
AS 940 4WD XL
Service Information
Adjustment, maintenance and repair instructions
www.as-motor.de

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Summary of Contents for AS MOTOR Sherpa AS 920 2WD

  • Page 1 WORKSHOP MANUAL 1.3 03/2017 EN AS-MOTOR Sherpa: AS 920 2WD AS 940 4WD AS 940 4WD XL Service Information Adjustment, maintenance and repair instructions www.as-motor.de...

  • Page 2: Table Of Contents

    Workshop Manual AS-MOTOR Sherpa: Table of contents: Navigate quickly and easily in the document. Tip: You can navigate in the document via mouse-over click – click page number Mower deck: and click www.as-motor.de to return to the table of contents. •...

  • Page 3: Introduction

    Introduction Preface and validity Preface Validity This Repair Manual is designed to make it easier for you to properly make This Workshop Manual is based on the following device versions: adjustments, perform maintenance and make repairs on an AS 920 2WD, an •...

  • Page 4: Deviating Device Versions And Safety Instructions

    Introduction Deviating device versions and safety instructions Deviating device versions (older or newer) Safety instructions for all activities: Since the market launch of the AS 940 Sherpa 4WD in 2010, technical Only authorised AS-MOTOR Workshops are allowed to execute the activities improvements of the device have been undertaken on a constant basis.

  • Page 5: Notice - Original Spare Parts And Technical Data

    Introduction Notice – original spare parts and technical data (1/3) Original spare parts Technical data – AS 940 Sherpa 4WD (1/2): Important note: Only original AS-MOTOR spare parts ensure safety, keep the guarantee intact and protect against damage. Consequently only use original AS-MOTOR spare parts;...
  • Page 6 Introduction Technical data (2/3) Technical data – AS 940 Sherpa 4WD (2/2): Technical data – AS 920 Sherpa 4WD (1/2): workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 7: Accessories

    Introduction Technical data (3/3) and accessories Technical data – AS 920 Sherpa 4WD (2/2): Accessories – AS 920/940 Sherpa:  Trailer (max. 100 kg)  Trailer hitch  Snow blade  Adapter for snow blade  Adapter for snow blade with weather cab ...

  • Page 8: Online Service Portal "Parts-And-More.org" (Pam) 1/2

    Introduction Online service portal "parts-and-more.org" (PAM) 1/2 Online service portal "parts-and-more.org" (PAM) Access data is issued within one to two days after "Dealer first login" using the AS-Motor customer number. For all tasks shown in this Workshop Manual the online service portal "parts- After receipt of the access data (parts ID and password) you can log in via and-more.org"...
  • Page 9 Introduction Online Service Portal "parts-and-more.org" (PAM) 2/2 Parts search Print function Language Magnifying glass selection function Shopping cart Complete overview Device and Parts direct selection assembly selection highlighted red Spare parts list Spare part function Parts information Change notifications Availability Other useful functions workshop manual AS Sherpa V1.3 03/2017 EN Page...

  • Page 10: General Information

    General information Frequent faults and rectification (troubleshooting) 1/5 Fault Possible fault Remedy Starter does not turn Safety switches are not activated  Bring drive lever into zero position.  Bring cutting height adjustment into transport position.  Load seat contact switch through the weight of the driver. Battery is depleted: ...
  • Page 11 General information Frequent faults and rectification (troubleshooting) 2/5 Fault Possible cause Remedy Engine does not start (continued) Spark plug connector unplugged. Fit on spark plug connector. Air filter contaminated. Service air filter (see under Maintenance and cleaning) Sparkplug sooted, damaged or wrong electrode gap. Clean spark plug and check electrode gap (see under section "Engine".
  • Page 12 General information Frequent faults and rectification (troubleshooting) 3/5 Fault Possible cause Remedy Device does not move Traction drive (hydrostat) on the lever unlocked Lock traction drive (hydrostat) on the lever Hydrostatic drive (hydraulic oil) overheated Let cool. Check cooling air filter. Blade clutch does not engage Lever for cutting height adjustment in transport position Lower lever for cutting height adjustment to desired cutting...
  • Page 13 General information Frequent faults and rectification (troubleshooting) 4/5 Fault Possible cause Remedy Engine gets hot Fan grille contaminated. Clean fan grille. If necessary, even regularly during operation. Insufficient oil level in the engine. Top up engine oil. See the operating manual provided by the engine manufacturer.
  • Page 14 General information Frequent faults and rectification (troubleshooting) 5/5 Fault Possible cause Remedy Mulching result is not satisfactory on short growth / lawn Growth is discharged too quickly. Install optional mulch kit. (Maximum grass height for mulch kit 40 cm) The device does not stop when the brake is activated Brake is incorrectly adjusted, worn or defective.

  • Page 15: Tyre Sizes, Wheel Dimensions, Tyre Pressures 1/2

    General information Tyre sizes, wheel dimensions, tyre pressures 1/2 Tyre pressures  High tyre pressures have a negative influence on suspension comfort and traction. A uniform and correct tyre pressure is essential for the following characteristics:  Do not underrange the recommended tyre pressures. Tyres can come off of ...
  • Page 16 General information Tyre sizes, wheel dimensions, tyre pressures 2/2 Model: Front wheel (F) / Tyre size: Recommended Maximum air Tread: Tubed Tyres (TT) / Standard rear wheel (R): air pressure: pressure: Tubeless (TL): equipment / optional: AS 920 Sherpa 2WD 15 x 5.00-6 18 psi / 1.24 bar Terrain...

  • Page 17: Conversion To Xl Wheels 1/1

    General information Conversion to XL wheels 1/1 The AS 940 4WD can be retrofitted to XL Modified wheel adapter on the rear wheel Important: wheels. (Accessories) is included in the scope of delivery. Underlay 4 washers under each of the stop buffers of the front axle.

  • Page 18: Tightening Torques For Bolted Connections 1/4

    General information Tightening torques for bolted connections 1/4 Tightening torques Special tightening torques In the tables on the following pages the individual torques are presented for Correct tightening torques are important to ensure a solid connection of essential, special and safety-relevant parts. components and to avoid damage Correct tightening torques are safety-relevant on rotating parts, in particular, Tip / note:...
  • Page 19 General information Tightening torques for bolted connections 2/4 Assembly: Position number in PAM: Designation: Tightening torque in Nm: Dimensions and standard: (in PAM) Function: Blade with drive Hex nut, self-locking M 12 DIN 985-8 galvanized #322 Blade fastening Locking screw M12 x 25 VERBUS-RIPP black Belt pulley #111...
  • Page 20 General information Tightening torques for bolted connections 3/4 Assembly: Position number in PAM: Designation: Tightening torque in Nm: Dimensions and standard: (in PAM) Function: Engine and belt drive Inch bolt 7/16" x 1"-20 UNF (Continued) Hub fastening Hydraulic system #213 Screw-in socket GE 10 S9/16 UNF OMDCF #211...
  • Page 21 General information Tightening torques for bolted connections 4/4 Assembly: Position number in PAM: Designation: Tightening torque in Nm: Dimensions and standard: (in PAM) Function: Transmission front with wheels Kanzaki front axle Vent screw and AF 10 and AF 12 oil drain plug with seal (Inch bolt!) M8 x 25 VERBUS-RIPP black Hexagon bolt (5 pcs)

  • Page 22: Fuel, Lubricants, Fill Quantities, Consumption 1/1

    General information Fuel, lubricants, fill quantities, consumption 1/1 Fuel Oil for hydrostatic transmission (Tuff Torq / Kanzaki) AS 920 and AS 940:  SAE 5W-50. Without exception. The fuel must fulfil the following requirements:  Use of other oils invalidates guarantee claims. ...

  • Page 23: Hydrostatic Transmission "Tuff Torq / Kanzaki" 1/1

    General information Hydrostatic transmission "Tuff Torq / Kanzaki" 1/1 Hydrostatic transmission used AS 920 Sherpa 2WD Rear axle: Kanzaki K 66 AS 940 Sherpa 4WD and AS 940 Sherpa 4WD XL Front axle: Kanzaki KXH 10 N Characteristics: Rear axle: Tuff Torq K 664 E ...

  • Page 24: Maintenance Tasks, Cleaning And Maintenance Intervals 1/4

    General information Maintenance tasks, cleaning and maintenance intervals 1/4 Maintenance and cleaning (general information)  Stay out of the tipping area.  Do not tilt the device more than 23 degrees (AS 940 XL), 18 degrees (AS To ensure the full functionality, the safety and a long service life of the 920) and 21 degrees (AS 940).
  • Page 25 General information Maintenance tasks, cleaning and maintenance intervals 2/4 Check safety functions  Attempt to forcefully push the device forwards and backwards.  If the rear axle is blocked, the parking brake is correctly adjusted.  Otherwise: See section "Operating elements" parking brake. Check safety switches.
  • Page 26 General information Maintenance tasks, cleaning and maintenance intervals 3/4 Vibration (see section "Mower deck") Checking the battery Vibration indicates imbalance in the rotating system. Causes can be: See section: "Electrical system": Checking the battery  One-sided wear of the blade ...
  • Page 27 General information Maintenance tasks, cleaning and maintenance intervals 4/4 A Before and after each use B Yearly or every 50 operating hours By the user when the engine is at a standstill By the user when the engine is running Through the authorised workshop workshop manual AS Sherpa V1.3 03/2017 EN Page...

  • Page 28: Engine

    Engine Overview and maintenance schedule 1/1 Overview The essential maintenance activities are listed here: (See section: "Engine" ff.) Technical data Engine model: (AS 940 and AS 920) Interval Service activity  B&S Professional Series 8270 V-Twin After the first 5 hours ...

  • Page 29: Changing The Engine Oil

    Engine Changing the engine oil (replacing oil filter if necessary) 1/2 Warm up the device slightly. Remove fan grill of the hydrostatic transmission. Move seat to the front-most position. Unscrew engine cover. Unscrew oil drain plug. Open the engine cover and fix Bring the trough or discharge it in place for safety.
  • Page 30 Engine Changing the engine oil (replacing oil filter if necessary) 2/2 Drain oil and dispose of it If necessary: Unscrew and properly (approx. 1.8 l). Do not replace oil filter. get any oil on the drive belt. Tip: Top-up with fresh oil (approx. 1.8 l) and check the lever via Alternatively: Suction out oil via the dipstick.

  • Page 31: Cleaning Or Replacing Air Filter And Spark Plug 1/1

    Engine Cleaning or replacing air filter and spark plug 1/1 Open air filter screw. Pull off spark plug connector (rear) and unscrew spark plug. Take out the spark plug Pull off spark plug connector diagonally upwards and clean (front) and unscrew spark plug. Prevent contamination from getting into the intake opening! If necessary, replace with...

  • Page 32: Drive

    Drive Oil change – hydrostatic transmission 4WD 1/5 (please watch video on youtube) Tip/note: Watch "Oil change video" at "https://youtu.be/xggSSpzBWOI?list=PL8ffeQSw3ESDYYTOTlk45toNKYbb9GB63" Order oil change kit via "PAM". Take off sealing plug of the The contents are the oil filter, expansion tank. new seals and sealing cover.
  • Page 33 Drive Oil change – hydrostatic transmission 4WD 2/5 Oil flows out. Take out the old Now, unscrew the vent screw oil filter. on the top of the hydrostatic transmission – in this process counter by holding the filler neck. Unscrew the oil drain plugs Unscrew the oil drain plugs of under the transmission.
  • Page 34 Drive Oil change – hydrostatic transmission 4WD 3/5 Clean and unscrew sealing Replace the old seals on all oil plugs of the front axle. drain screws and vent screws. Properly insert new filter into Screw in oil drain plugs front the hydrostatic transmission.
  • Page 35 Drive Oil change – hydrostatic transmission 4WD 4/5 Fit sealing plug back onto the Now fill expansion tank with oil front axle. Do not tighten. It to the maximum level. must be possible for air to The oil runs slowly into the two escape.
  • Page 36 Drive Oil change – hydrostatic transmission 4WD 5/5 As soon as oil escapes at the At the end of the oil change front vent screws, tighten them procedure the oil level must be with 5 Nm. at the "MAX" mark. As soon as oil escapes at the Refasten covers and execute a rear vent screw, tighten it with...

  • Page 37: Replacing The Shaft Seals Of The Drive Axles 1/2

    Drive Replacing the shaft seals of the drive axles 1/2 1. Front axle: Remove circlip. If oil escapes from the front axle, the shaft seal must be replaced. Drain the hydraulic oil of the Knock out the shaft seal. system. See section "Oil change –...
  • Page 38 Drive Replacing the shaft seals of the drive axles 2/2 Re-insert circlip. 2. Rear axle: If oil escapes from the rear axle, the shaft seal must be replaced. Re-install transmission cover. Drain the hydraulic oil of the Check for uniform seat of the system.

  • Page 39: Replacing The Drive Belt (Hydrostatic Transmission) 1/5

    Drive Replacing the drive belt (hydrostatic transmission) 1/5 Safety: Disconnect battery. Necessary preliminary work: Lift belt with a screwdriver and Dismount the blade drive belt. pull it off by turning the belt (See section "Mower deck", pulley with an open-ended Replace blade belt) spanner.
  • Page 40 Drive Replacing the drive belt (hydrostatic transmission) 2/5 Unscrew both belt guide (long Screw belt tensioner with screws #1). Loosen, but do not compression spring back on take off connection nuts #2. #2. In this process, the belt must be on the engine belt pulley! Belt can now be threaded out Screw on belt guides #1.
  • Page 41 Drive Replacing the drive belt (hydrostatic transmission) 3/5 With the wrench turn belt pulley Version 2: Belt replacement further until belt moves onto the with old belt tensioner with pulley. tension spring (to SN. 02XX1609XXXX, September 2016, see illustration) Tighten fan-wheel with special Necessary preliminary work: nut.
  • Page 42 Drive Replacing the drive belt (hydrostatic transmission) 4/5 Unhook tension spring at the Pull new belt and tensioning fastening point. roller, onto both belt pulleys in the same manner as described for dismounting. Tip/note: Retension and hook-in the tension spring of the belt Grasp the spring with a hook.
  • Page 43 Drive Replacing the drive belt (hydrostatic transmission) 5/5 Tighten fan-wheel with special nut. Counter by holding the belt pulley. Tightening torque: 50 Nm Tip/note: Ensure that the transmission cover does not touch the fan- wheel and that it rests on the frame.

  • Page 44: Mower Deck

    Mower deck Blade belt replacement (without removal of the mower deck) 1/4 Remove side cover, right. Slide seat to the front-most position. Disconnect the negative Remove right tension spring of terminal of the battery. Remove the mower deck suspension ignition key. do this, bring the height adjustment element into transport position).
  • Page 45 Mower deck Blade belt replacement (without removal of the mower deck) 2/4 Remove belt cover. Two Take blade belt off of the belt screws on the top of the behind pulley. the seat. Remove belt cover. One screw Place blade switch-on lever in and one nut at the front.
  • Page 46 Mower deck Blade belt replacement (without removal of the mower deck) 3/4 Unscrew belt guide. Belt guide of the engine belt pulley as viewed from the mower deck. Take out belt guide. Guide blade belt over both belt guides, left and right (long screws).
  • Page 47 Mower deck Blade belt replacement (without removal of the mower deck) 4/4 Pull out blade belt to the rear. Install new belt in the reverse sequence. Final check: The belt must run within the belt guides of the engine belt pulley!! workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 48: Blade Replacement And Blade Maintenance 1/3

    Mower deck Blade replacement and blade maintenance 1/3 Safety: Disconnect battery first. Unscrew blade bar for blades. Blades can be used on both Central lock screw is longer sides. Re-sharpening is than the side lock screw. possible on both sides. Maximum to the wear marks (red arrows).
  • Page 49 Mower deck Blade replacement and blade maintenance 2/3 Fasten blades with blade Assembly sequence. screws. Blades underneath the blade bar are freely moveable. Tightening Torque: 90 Nm Replace all blade parts if there Tighten locking screws. is damage, every 50 hours, or Tightening torque: 120 Nm once a year.
  • Page 50 Mower deck Blade replacement and blade maintenance 3/3 Installation in the reverse sequence. Tighten locking screws. Tightening torque: 120 Nm Tip/note: Install direction is correct if the "AS" stamp marks are visible. workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 51: Checking The Blade Enclosure 1/2

    Mower deck Checking the blade enclosure 1/2 Check parallelity and height: Check blade system: All three check points must be Section "Blade maintenance" correctly adjusted. (See "Adjusting the blade enclosure") Check for warping: Tip/note: Distance of the blades to the If there are collisions always enclosure must be identical left check the blade pulley, lock...
  • Page 52 Mower deck Checking the blade enclosure 2/2 Check blade brake: At switch-off, the brake must stop the blade within 5 seconds. See "Blade maintenance" Check side guide: Check both stop buffers in the side guide, right rear. Leave a max. play of 5 mm. Grease lightly.

  • Page 53: Blade Enclosure Removal 1/3

    Mower deck Blade enclosure removal 1/3 Remove side cover, right. Take off transmission cover. Take off the floor plate. Bring cutting height adjustment into transport position and unhook left tension spring. Take off side cover, left. Unhook tension spring, right. workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...
  • Page 54 Mower deck Blade enclosure removal 2/3 Dismount the blade drive cable. Unscrew both screws of the front blade enclosure fastening. Bring cutting height adjustment Blade enclosure is now loose into the lowest position. and only still connected to the device with the blade belt. Take out folding spring bolts of Bring the cutting height the blade enclosure, left and...
  • Page 55 Mower deck Blade enclosure removal 3/3 Pull the blade belt slightly to the Extend blade enclosure forward rear, and pull it off the engine and to the side. belt pulley. Guide blade belt over both belt Installation in the reverse guides, left and right (long sequence.

  • Page 56: Blade Brake, Blade Bearing And Blade Clutch

    Mower deck Blade brake, blade bearing and blade clutch (1/3) First, remove the mower deck. Check removed brake lever for Access is possible from above, warping or deformation. Check ball bearing for ease of behind the seat. (See section Blade enclosure.) Now unscrew movement.
  • Page 57 Mower deck Blade brake, blade bearing and blade clutch (2/3) (Test the function: pulling on Blade switch-on lever, the blade drive cable) tensions installation: Step #1 the belt tensioner and the brake Tip/note: pad lifts off approx. 3 mm. Apply a little grease. Holds the components in place.
  • Page 58 Mower deck Blade brake, blade bearing and blade clutch (3/3) Blade switch-on lever, Step #7 installation: Step #4 (continued) Step #5 Step #8 Step #6 Step #9 Finished: Connect to blade drive cable and emergency stop cable (blade emergency stop to the driver seat).

  • Page 59: Adjusting The Blade Enclosure

    Mower deck Adjust the blade enclosure (parallelity) 1/2 Take off side cover left/right Third marking: and floor cover. Left rear, near the frame round Place cutting height adjustment tube. element in transport position. Objective of the adjustments: Adjustment left rear on lever rod with fork head and lock To adjust three arrow marks to nuts.
  • Page 60 Mower deck Adjusting the blade enclosure (parallelity) 2/2 Adjustment of the lift rod with For new belt: fork head. First, unscrew lock Front hole. (Here in the nuts front and rear. Then adjust illustration) (Illustration: front end) For older belt: Rear hole.

  • Page 61: Operating Elements

    Operating elements Removing the driver seat and seat contact 1/2 Unscrew locking screw of the Unhook safety cable and seat adjustment element. extend seat forward. Unplug safety contact switch Unscrew seat suspension pack behind the seat. from the seat. Detach blade clutch safety Seat contact switch is cable.
  • Page 62 Operating elements Removing the driver seat and seat contact 2/2 Check cover cap for firm seat. Installation in the reverse sequence. workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 63: Parking Brake 1/2

    Operating elements Parking brake 1/2 Drive lever in aperture "P" in Parking brake "disengaged" if the shift gate activates the the drive lever is not in the "P" parking brake. position. Brake arm (3) positioned at 90° relative to the hydrostatic transmission. Distance approx 0 to 1 mm.
  • Page 64 Operating elements Parking brake 2/2 Brake pedal cable pulls on the trigger lever at activation. Adjustment "play-free" on the cable fastening, without the lever being activated. Test: Activation of the brake pedal brings the drive lever into position "P" before it touches the frame.

  • Page 65: Drive Lever (Restoring Force) 1/1

    Operating elements Drive lever (restoring force) 1/1 The restoring force of the drive Unscrewing counter-clockwise: lever in the direction "P" can be Easier to move the lever. At adjusted. release the lever goes back in "P" direction. Adjustment of the force through Tip/note: one nut and locknut.

  • Page 66: Accelerator Cable / Choke And Drive Speed

    Operating elements Accelerator cable / choke and drive speed Move throttle lever to "max." To adjust the drive speed place position. Throttle lever tangibly the drive lever in the "P" engages at this position. position. Further pressing brings you into choke position.

  • Page 67: Steering / Steering Pinion And Differential Lock

    Operating elements Steering / steering pinion and limited slip differential 1/1 At installation, the steering The left pedal interconnects the pinion (gear) must be in the limited slip differential of the rear axle, as needed. The lock middle of the sheet metal gear element.

  • Page 68: Blade Drive Cable And Blade Emergency Stop Cable 1/1

    Operating elements Blade drive cable and blade emergency stop cable 1/1 (Blade emergency stop) With the blade switched off the The blade emergency stop blade drive cable must be slack cable switches off the blade as (slight sag). soon as the driver gets off the seat.

  • Page 69: Electrical System

    Electrical system Electrical components (overview) 1/1 Solenoid starter switch Ignition relay Charging socket / on-board power Plug-in fuses 25 A electrical outlet 12 V Key switch (Ignition On/Off, Start) Engine connector To power consumption when (Main connector) ignition is switched on. workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 70: Circuit Diagram As 920 2Wd And As 940 4Wd/Xl Europe & Row

    Electrical system Circuit diagram AS 920 2WD and AS 940 4WD/XL Europe & ROW (not for US) 87 a 0 1 2 Ground connection to the engine Ignition relay Starter relay Ignition lock Oil pressure switch Seat switch(OPC) Tap from the forward Drive lever control ignition cable Ground connection to...

  • Page 71: Circuit Diagram As 920 2Wd And As 940 4Wd/Xl Us-Versions

    Electrical system Circuit diagram AS 920 2WD and AS 940 4WD/XL for US-Versions 2/2 87 a 0 1 2 Ground Connection to Combustion Engine Ignition relay Starter relay Ignition lock Oil pressure switch Seat switch(OPC) Tap from the forward Drive lever control ignition cable Ground Connection to Blade clutch control...

  • Page 72: Cabling (Plug Connector Pin Assignment) 1/1

    Electrical system Cabling (plug connector pin assignment) 1/1 Engine connector Battery connection: (Main connector) Attention: Pay attention to the polarity! Key switch. Solenoid starter switch. Charging socket 12 V and Ignition relay. Plug-in fuses 25 A Attention: Connect the copper-coloured pin of the charging socket to the red cable! workshop manual AS Sherpa V1.3 03/2017 EN...

  • Page 73: Checking The Battery 1/1

    Electrical system Checking the battery 1/1 Maintenance-free battery Attention: SMF, 12 V, 30 A, 300 A(EN). Prior to all tasks on the device, always disconnect the negative Pay attention to the polarity! terminal of the battery. Check: Tip/note: With voltmeter. If the machine will be stored for Good / New: 12 –...

  • Page 74: Battery Does Not Charge

    Electrical system Battery is not charged 1/1 Problem: Battery repeatedly discharges when using the machine. Possible cause: Voltage regulator on the engine is defective. Check: Jump-start the engine and check regulator voltage with the engine running (max. rpm). Setpoint: 13.8 – 14 V. workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...

  • Page 75: Troubleshooting The Electrical System (Overview) 1/1

    Electrical system Troubleshooting the electrical system (overview) 1/1 Device does not start Does the starter turn? See "Electrical See "Electrical Petrol present? Check the battery system" systems", "Checking Troubleshooting #1 the battery" Ignition sparks Check the See "Electrical system" present? 3 microswitches Troubleshooting #2 See "Electrical...
  • Page 76 Electrical system Troubleshooting 1/4 Troubleshooting #1: Troubleshooting #2: Safety microswitch no. 1 must be Petrol present? "pressed" at drive level position Petrol tap open? "P" of the brake bracket. Tank ventilation open? Microswitch no. 2 must be pressed from blade switch on lever at lever position "0"...

  • Page 77: Troubleshooting No

    Electrical system Troubleshooting 2/4 Check plug connection of the Troubleshooting #3: seat contact switch. Check both fuses. Visually and electrically. 25 A. Check function of the switch in Troubleshooting #4: the middle of the seat surface. Check starter relay. Switch on ignition (do not start) and press the seat contact.
  • Page 78 Electrical system Troubleshooting 3/4 Tip / note: Troubleshooting #6: For the test, unplug the plug Check shut-off valve – connector from the shut-off carburettor (solenoid valve). valve of the carburettor, since it also "clicks". Troubleshooting #5: Switch on ignition and activate Check starter.
  • Page 79 Electrical system Troubleshooting 4/4 Troubleshooting #7: If starter relay is OK and Check oil pressure switch. To ignition sparks are still not present, then: do this, unplug the cable on the oil pressure switch. Check the ignition coil of the engine If after unplugging the cable, ignition sparks are present,...

  • Page 80: Personal Notes

    Personal notes: workshop manual AS Sherpa V1.3 03/2017 EN Page www.as-motor.de...
  • Page 81 AS-MOTOR Germany GmbH & CO.KG Ellwanger Strasse 15 74424 Bühlertann, Germany www.as-motor.de info@as-motor.de www.parts-and-more.org All rights reserved. Reprint, duplication or publication without approval are prohibited. Subject to technical changes. V.1.3 03/2017 EN www.as-motor.de...

This manual is also suitable for:

Sherpa as 940 4wdSherpa as 940 4wd xl

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