Schmidt AS 990 Operating Instructions Manual Download

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Translation of Original Operating Instructions
Airport Sweeper / Airport Stand Cleaner

2017-02-02 26

High-pressure cleaning system



Ball valve setting on the water filter



Switching the water pump on/off

Notice sign

Drain water system

Ball valve position



Air cut off



Air is blown through the water system

Notice sign

Stopcock on the tank

Ball valve position



Water supply open



Water supply closed

Mandatory sign



The water system is to be drained if there

is a danger of freezing.

Danger sign



Wear ear protectors when using the wanderhose

Danger sign



Operating instructions must be read before

it is operated for the first time.

Notice sign



Oil drain plug

Summary of Contents for AS 990

Page 1: ...Keep the operating instructions in the machine and include them with the machine if it is transferred We reserve the right to make changes to the technical details included in the specifications and diagrams in these operating instructions Reproduction translation and photocopying in whole or in part without written permission is forbidden Aebi Schmidt Deutschland GmbH Albtalstraße 36 79837 St Bla...

Page 2: ...Translation of Original Operating Instructions Airport Sweeper Airport Stand Cleaner 2017 02 02 2 ...

Page 3: ...1 Lashing points 20 4 4 2 Lashing points on the AS 990 20 4 4 3 Suspension points 21 4 5 Safety equipment 21 4 5 1 Hopper 21 4 5 2 Sweeping unit cover 21 4 5 3 Mirrors 21 4 6 Protective measures to be taken by the user 22 4 6 1 Park the vehicle safely 22 4 6 2 General notes on the danger area 22 4 6 3 Reversing 23 4 6 4 Unloading the hopper 23 4 6 5 Driving into junctions 23 4 6 5 1 Danger zone wh...

Page 4: ... auxiliary engine 38 7 8 3 Hydraulic pump driven by the vehicle engine 38 7 8 4 Hydraulic valves of the sweeper attachments 39 7 8 5 Oil cooler 40 7 9 Pneumatic system 40 7 9 1 Pneumatic valves 41 7 10 Electrical system 42 7 10 1 Control cabinet 42 7 10 2 Fuses 43 7 10 3 Battery isolator switch 43 7 10 4 Remote start connector 43 7 11 Water system 44 7 11 1 Water tank 44 7 11 2 Water pump 44 7 11 ...

Page 5: ...ng plate on the suction hose 56 7 19 2 Cleaning system with spray hose roller 58 7 19 3 High pressure cleaning system 100 bar 58 7 19 4 Path marking 60 7 19 5 Path marking with water jet 60 7 19 6 Path marking with foam peaks 60 7 20 Front mounted machines 61 7 20 1 Aebi Schmidt vehicle plate 61 7 20 2 Protective covering 62 7 21 Hydraulic systems for front mounted machinery 62 7 21 1 Hydraulic va...

Page 6: ...tion skip 82 8 5 16 Reversing 82 8 5 17 Reversing camera 83 8 5 18 Acoustic warning signal 83 8 5 19 Switching on the high pressure spray bar in front of the sweeper unit 84 8 5 20 Controlling front mounted machine e g snowplough magnetic beam 85 8 5 20 1 Manual operation 85 8 5 20 2 Automatic mode 86 8 5 20 3 Turning off the control 86 8 5 21 Set plough relief 86 8 5 22 Control snowplough with fo...

Page 7: ...re using the machine 104 11 3 Use 104 11 3 1 Cold weather operation 105 11 3 2 Reversing 105 11 3 3 Debris suction operation with disc brush 105 11 3 4 Sweeper suction operation with cylindrical brush 106 11 3 5 Suction operation liquid pick up without cylindrical brush 107 11 3 6 Wanderhose 108 11 3 7 Liquid pick up unit 108 11 3 8 Empty hopper 109 11 3 8 1 Letting out dirty water de icing agents...

Page 8: ...el 131 17 1 Transport speed 131 18 After sweeping 132 19 Towing 133 20 Maintenance work that the driver may carry out 134 20 1 Vehicle 134 20 2 Auxiliary engine 134 20 3 General maintenance 134 20 3 1 Refuelling 134 20 3 1 1 Vehicle 134 20 3 1 2 Auxiliary engine 135 20 4 Refilling the carbamide tank 135 20 5 Filling the water tank 136 20 5 1 Filling the cleaning agent tank 137 20 5 2 Calling up ki...

Page 9: ...weeper machine 149 21 4 5 Vehicle 149 21 4 6 Aebi Schmidt vehicle hydraulic system 149 21 5 Maintenance schedule 150 21 5 1 Vehicle 150 21 5 2 Debris pick up unit 151 21 5 3 Layout 153 21 5 4 Liquid pick up unit 155 21 5 5 General maintenance 155 22 Maintenance and repair work 156 22 1 Changing the cylindrical brush 156 22 2 Changing disc brushes 158 22 3 Grease the brush drive universal joint 158...

Page 10: ...ning oil 166 22 10 3 Fill the hydraulic equipment with oil 166 22 10 4 Clean the oil strainer 167 22 11 Pump drive 167 22 11 1 Pump drive via belts 167 22 12 Welding work 168 23 Circuit diagrams 169 24 Special tools and their use 170 24 1 Vehicle 170 24 2 Auxiliary engine 170 24 3 AS 990 170 25 Shutdown 171 25 1 Vehicle 171 25 2 Auxiliary engine 171 25 3 Snow plough 171 25 4 Sweep and pick up unit...

Page 11: ...dustry Standards StVZO German Road Traffic Act UVV Accident Prevention Regulations No Number PA polyamide rpm revolutions per minute min minute s second km h Kilometres per hour km kilometre cm centimetre mm millimetre V volt Nm Newton metre MA torque for screw connections l litre ml millilitre t ton kg kilogram g gram 90 angle annotation C degrees Celsius dB Decibel m s acceleration References Du...

Page 12: ...n can you be confident that you are operating the machine safely and economically Anyone working with the machine must fully understand the machine s functions and must be able to safely operate AS 990 If there are references to other documents in this operating manual this documentation is also binding e g for engines vehicles etc Should you require further information e g hydraulic or electrical...

Page 13: ... requirements In this case certain functions that are described in these operating instructions may not be activated on your control panel Changes to set parameters may only be performed by Aebi Schmidt customer service Any alterations additions or modifications that may affect the vehicle s safety must first be approved by Aebi Schmidt This also applies to settings for safety devices and welding ...

Page 14: ...Translation of Original Operating Instructions Airport Sweeper Airport Stand Cleaner 2017 02 02 14 2 Declaration of Conformity ...

Page 15: ...tes information that helps to prevent damage to the machine TIP Information that contributes to a general improvement of work or machine output is marked with this symbol ENVIRONMENT This symbol denotes information that contributes to preserving the environment 3 2 Safety regulations The safety notices are present where there is direct danger General safety notices are described hereafter and must...

Page 16: ...n are limited Ensure that no one is standing in the danger area when driving away A person could be run over and be severely injured or killed If necessary use a spotter DANGER Park the machine safely Lower hopper Close hopper door Raise the front mounted unit sweeper unit and disc brush into the transport position and secure them from unintentional lowering using a transport safety cable Turn off...

Page 17: ...ry Replace defective parts Hoses are to be replaced at least every 6 years Note the manufacturer s date month year on the hose fixtures DANGER Care must be taken to ensure that no persons are located in the danger zone when starting and using the machine Work on the AS 990 may only be carried out if the machine has been shut down safely WARNING Injury due to excessive physical strain Corresponding...

Page 18: ...ds and out of the unit or is blown out through the blast nozzles The machine can be fitted with the following additional optional equipment Liquid pick up system Blowing equipment Blowing direction right or left Raise lower blowing direction Channel brushes right left disc brushes Spray beam above leaf filter Exhaust diffuser Path marking with foam peaks High pressure spray equipment Water tank he...

Page 19: ...afety 4 3 Personal protection equipment Hearing protection When the device is running and the motor cabin is open hearing protection must be worn when close to the clearing vehicle Hearing protection must be worn at levels above 85dB A Gloves Prolonged skin contact with plastics may lead to skin irritations Plastics may contain hazardous materials such as adhesives solvents or hardeners Protect ha...

Page 20: ...xperienced in properly securing loads The load surface must be free of dirt non slip The machine is to be parked securely on the load surface The machine is to be fastened and lashed down in such a way that it cannot move on the loading surface during braking acceleration and when driving through curves Particular care should be taken to ensure that the machine is well secured in the direction of ...

Page 21: ...ould be seriously burnt or scalded on the water and oil cooler 4 5 2 Sweeping unit cover The cover goes over the sweeping unit The danger zones are Rotating brushes o People may be caught by the brush and seriously injured o People may be hit and injured when dirt particles are spun out 4 5 3 Mirrors The danger zones are visible using the mirrors The danger zones are Pivot area of the left and rig...

Page 22: ...and right to transport position Disc brushes with a diameter of 1200 mm are to be secured against unintended lowering with a transit securing cable Raise the front mounted machine and secure it from unintended lowering using the mechanical transport lock see operating instructions for the mounted machine Turn off the vehicle engine and auxiliary engine Take out the ignition key for the vehicle and...

Page 23: ... the blower pick up unit and disc brush operation is switched off Hopper 1 When raising the empty hopper a distance of 10 m to the rear and 3 m from the side is to be maintained Pick up unit 2 Control is to be relinquished immediately if somebody steps into the raising and lowering area People must keep a distance of 2 m to the rear and the side Blower fan direction 3 Control is to be relinquished...

Page 24: ... to the side o 2 m to rear Blower unit 3 o Blowing direction 30 m It should be observed that heavy objects such as stones etc may fly further than normal dirt Disc brush 4 o 5 m to the side Front mounted machine 5 o If a mounted machine is attached its operating instructions are to be observed 4 6 6 Safety equipment The machine is fitted with safety equipment The machine must not be operated witho...

Page 25: ...r a short time Once a button has been pressed it is locked automatically The engine cannot be started while the button is locked To release the EMERGENCY STOP switch turn the respective button knob to the right Danger sign Rotating brushes Hands or feet may be caught and seriously injured There are signs on the left and right above the disc brushes on the hopper Notice sign Note for setting pivot ...

Page 26: ... system Ball valve position Air cut off Air is blown through the water system Notice sign Stopcock on the tank Ball valve position Water supply open Water supply closed Mandatory sign The water system is to be drained if there is a danger of freezing Danger sign Wear ear protectors when using the wanderhose Danger sign Operating instructions must be read before it is operated for the first time No...

Page 27: ...ling pressure of maximum 4 bar Mandatory sign Operating coupling dependent auxiliary drives Danger sign Danger of burns Risk of burning from hot items e g engine parts and scalding by hot liquids e g coolant Mandatory sign Before working under the raised hopper the mechanical support bar on the hopper must be securely engaged Notice sign Keep off Notice sign Noise value at operating speed Notice s...

Page 28: ...h marker water valve Notice sign The driver s cab must never be tipped with the front mounted machine attached Risk of damage Notice sign Ball valve setting Front spray beam or high pressure wand Notice sign Pay attention to the front axle load with the front mounted machine attached Do not exceed maximum driving speed Notice sign Spraying roller 1015525 3 ...

Page 29: ...when ordering spare parts Weights dimensions Weights dimensions Carrier vehicle Vehicle MB 2032 4x2 4500 Unladen weight of basic machine 13 580 kg Load capacity 5 420 kg Total weight 19 000 kg Length A See vehicle manufacturer s operating instructions Length B See vehicle manufacturer s operating instructions Length C 2 200 mm Carrier vehicle Vehicle MB 1823 4x2 4500 Unladen weight of basic machin...

Page 30: ...uction hose material Rubber Sweeping widths Suction nozzle 2 300 mm Gutter brush with suction nozzle 3 500 mm Auxiliary engine EuroMot 3A Brand Daimler EuroMot 3A EU 97 68 EC EPA Tier 3 Model DC OM 906 LA Engine capacity 6 370 cm Output 205 kW at 2 200 rpm Torque 1 100 kW at 1 200 rpm Speed levels can be set as required Auxiliary engine EuroMot 3B Brand Daimler EuroMot 3B EU97 68 EC EPA Tier 4i Mo...

Page 31: ...upply Controls 24V 24V Pressure control Single circuit hydraulic system System pressure circuit 1 150 bar Dual circuit hydraulic system System pressure circuit 1 System pressure circuit 2 150 bar 210 bar Collision protection for pivot cylinder 300 bar High pressure blower Speed 3 300 rpm Air flow Free Flow Max 32 000 m3 h Max vacuum 1 070 mm AC Hydraulic motor Sauer 90 M 075 Drive pump Sauer 90 R ...

Page 32: ...lush and water with the blast nozzles Picking up surface water at temperatures over 5 C and defrosting agents with the suction duct Summer use Picking up rubber residue leaves and dirt with the sweeper unit Removing residual dirt with the blast nozzles Picking up cleaning agents with the suction duct Use on motorways and major roads Use on motorways and major roads It is not permitted to pick up w...

Page 33: ...ns and vibration 5 2 1Noise emissions The sound level at the workplace driver s cab is less than 70 dB A The user must generally wear hearing protection when using the hand suction unit 5 2 2Vibration 5 2 2 1 Hand arm vibration The value is less than 2 5 m s 5 2 2 2 Whole body vibration The value is less than 0 5 m s ...

Page 34: ...is possible to avoid or lower vibration by reducing the sweeping speed The leads to the sweeping power being reduced accordingly 5 4 Machinery Directive Conformance to the requirements of the directives 2006 42 EC 2000 14 EC The following standards were observed in its design and manufacture DIN EN ISO 12 100 2011 DIN EN ISO 13857 2008 DIN EN ISO 13850 2016 DIN EN ISO 13732 1 2008 DIN EN 1679 1 20...

Page 35: ...ustomer service upon request It is normally a good idea to only enable the functions that are required for operation This greatly decreases the chances of operational mistakes being made by the operator Functions that are only to be performed by the workshop personnel with the appropriate training and instruction are password protected Access to machine specific parameters is also protected with a...

Page 36: ...or manual cleaning jobs The wanderhose is equipped with a separate control panel 1 with the following functions Set the diesel engine speed maximum 1 400 rpm Turn on the working headlight Activating the signal for the driver Controlling the extension arm depending on the model 7 4 Remote start connector The remote start connector 1 can be used to supply power to the vehicle via a special cable 7 5...

Page 37: ...ine 2 Exhaust system SCR catalytic converter 3 Air suction system 4 Coolant container 5 Coolant filler opening 6 Engine cooler 7 Engine oil filler opening 8 Engine oil dip stick 9 Cleaning aperture 7 7 AS 990 carbamide tank In order to comply with legal exhaust regulations the machine can be equipped with a carbamide tank It is active only when the engine speed is increased not during idling speed...

Page 38: ... hopper is closed this opening can be used to refill the hydraulic oil 7 8 2 Hydraulic pumps driven by the auxiliary engine The hydraulic pumps are driven directly by the engine 1 Hydraulic pump Fan drive 2 Tandem hydraulic pump Fan drive on hydraulic cooler 7 8 3 Hydraulic pump driven by the vehicle engine The hydraulic pump is driven by a V belt Hydraulic valves Vehicle front The hydraulic valve...

Page 39: ...unted machine 3 Raise lower front mounted machine 7 8 4 Hydraulic valves of the sweeper attachments The following is a description of the hydraulic valves Valve block 1A 1 Water pump drive 2 Left disc brush drive 3 Right disc brush drive 4 High pressure water pump drive Valve block 2A 1 Pilot control block 1 2 3 1A 2A 3A 4A 1 2 3 4 1 ...

Page 40: ...alled on the water tank It cools the hydraulic oil for the hydraulic system If a front mounted machine such as a front mount sweeper is operated as well an additional oil cooler is required This is also located in the same location on the water tank 7 9 Pneumatic system The movements of the cross brush the disc brush and the switching of the air flow to blow operation are all controlled pneumatica...

Page 41: ...n 3 Pivot in out left disc brush initial setting is in 4 Open close coarse debris flap initial setting is closed 5 Fan suction operation on blower flap initial setting is blower operation 6 Blast nozzles right left switchover initial setting to the right Additional functions can be found on the second bar 7 Open close liquid flap initial setting is closed 8 Raise lower front pick up initial settin...

Page 42: ...Hopper rear right 2 Control panel 3 7 10 1 Control cabinet 1 Fuses see table below for description 2 Relay bar 3 Diagnostics connector for customer service only 4 PLC interface 5 Pre fusing for 2X 30A assembly 6 Plug in connector for plugging the control panel in customer service only 7 Limit switch The hopper can only be lowered when the control cabinet is closed 8 IO Modules 9 Computer 10 Engine...

Page 43: ...e starter F19 3A Modules and sensors F42 10A Term 15 F20 3A Suction hose flap F43 3A Water tank heating F21 3A Hydraulic sprayer F44 15A Term 30 SCR module F22 15A Rotary beacon F45 20A SSR 0105 F23 10A Central lubrication F46 10A Additional I 0 module F24 5A 2nd working light rear F47 10A Additional I 0 module F25 25A VKS oil cooler FNK1 5A Emergency function of hopper F30 3A EMERGENCY STOP 7 10 ...

Page 44: ...on The water tank is emptied via the water filter 7 11 2 Water pump The water pump 1 is driven by a hydraulic motor 2 The pump supplies water to the devices that use it 7 11 3 Water filter The water filter 1 filters the water that is pumped to the equipment that uses it To prevent the water tank from going empty when cleaning the filter turn the ball valve 2 downward After completing cleaning work...

Page 45: ...ith spray hose The spray hose size D for cleaning work 1 is stored in the container box for the hand held control panel The water connection size D for the spray hose can be found on the right hand side at the rear The valve 2 is to be set so that the water is routed to the size D water connection 7 12 2 Spray hose with automatic roller The spray hose with automatic roller 1 is at the rear of the ...

Page 46: ...13 Fan During sweeping the blower generates the vacuum in the hopper and the air pressure for cleaning and drying the road surface The high power blower is fastened to the base frame with rubber mounts It is hydraulically driven The power of the blower is set with the rpm of the diesel engine On the outlet side the discharged air can be routed upwards or sent to the blast nozzles Interchangeable r...

Page 47: ...working fit the support under the hopper Raise the hopper to the end stop The hopper support 1 swings up over the support console Lower the hopper until the hopper support rests automatically in the support console 2 Check to see that the hopper support 1 is securely in place Swinging out the mechanical hopper support Raise the hopper to the end stop Using the lever 3 push the mechanical support g...

Page 48: ...the cut off gate 2 Connect hose to coupling 1 Position hose in the direction of flow Open the gate 2 slowly 7 14 3 Leaf filter The filter 1 is automatically opened when the hopper door is opened The open filter 1 can be cleaned with a spray hose When the hopper door is closed the filter moves back into working position TIP After cleaning always set the ball valve to off otherwise debris hopper cle...

Page 49: ...ss the button 4 again After cleaning always set the ball valve 3 to Off 5 otherwise debris hopper cleaning is active 7 14 4 Exhaust diffuser The exhaust diffuser 1 serves to calm the upward exhaust flow If contaminated leaves dirt particles etc the exhaust diffuser must be cleaned Close the debris hopper Set the blower to the lowest setting Switch the blast nozzles off if they are in operation Pre...

Page 50: ... is exclusively for emergency situations in which the electrical system is defective which prevents the debris hopper being raised and the hopper doors can no longer be opened or closed The buttons for the emergency tipping device are located on the bottom of the electrical switch cabinet Button allocation Raise debris hopper 1 Lower debris hopper 2 Open hopper door 3 Close hopper door 4 7 15 Pick...

Page 51: ...the cylindrical brush for liquid pick up The cross brush is raised and lowered pneumatically The speed of the cylindrical brush can be set via the control panel Water is sprayed from nozzles into the suction flow to bind the dust 7 15 2 Liquid pick up unit DANGER Danger due to impermissible use The machine must not be used to gather lightly flammable explosive or hazardous materials NOTE Damage to...

Page 52: ...can be dislodged with the gutter brush and picked up with the extended side suction equipment The suction nozzle has a pneumatically operated coarse debris flap Water is sprayed from nozzles into the suction flow to bind the dust 7 16 Blast nozzles There are left and right hand side double blast nozzles 1 installed on the vehicle frame between the front and rear axles The blast nozzles direct a po...

Page 53: ...right of the pick up system These mark out the area of the road surface that has already been cleaned 7 18 1 Water marking The surface that has been driven over 2 is marked on the left and right with a water jet 1 7 18 2 Foam marking The surface that has been driven over is marked on the left and right with a foam peak 2 using a foam nozzle 1 7 19 Wanderhose DANGER Danger of hitting or running ove...

Page 54: ... The boom is controlled using the control panel on the suction tube A Start auxiliary engine Activate the wanderhose Taking the wanderhose out of the transport bracket Start the wanderhose using the control panel A Control panel on the wanderhose Raise debris hopper 1 Lower debris hopper 2 Increase suction power Increase speed of attachment motor to a maximum of 1400 rpm 3 When the operation is co...

Page 55: ...ing the suction nozzle channel is the reverse procedure to that of closing it 7 19 1 2 Closing the suction nozzle on the rear suction unit The suction unit is closed by means of a shutter gate NOTE Damage to the shutter gate Do not use the gate unit as a ladder e g during maintenance work TIP The shutter gate is sluggish when the blower is switched on Only activate the gate unit if the blower is s...

Page 56: ...red Suction channel open 7 19 1 4 Opening and closing the locking plate on the suction hose In order for the vacuum created by the blower in the debris hopper to work within the suction hose it must be connected to the debris hopper The locking plate can be opened with the blower shut off to do this Flap closed 1 Wanderhose not in use Flap open 2 Wanderhose can be put into operation After using th...

Page 57: ...4 The engine speed increases to approximately 1100 rpm Turn spray tube to the left open Shutting down Turn spray tube to the right close Press button 4 Set ball valve 5 to Off Open the spray tube briefly to reduce the water pressure in the spray hose Disconnect the hose and roll it up Cut off the water connection with the cover 6 TIP After cleaning always set the ball valve to off otherwise debris...

Page 58: ...gh pressure water Only aim water spray at the working area never at people or animals When turning on the lance hold tight and resist pressure jolts Stop working immediately if people enter the danger area and stop the machine Beware of debris and pieces of material that can be pushed away by the high pressure hose Wear face protection NOTE Ambient temperature of high pressure water pump max 60 to...

Page 59: ...ump switches off after 10 s Rectify any faults If the high pressure water pump has been operating for more than 5 minutes it switches off automatically for safety reasons If cleaning takes longer the high pressure water pump can be re started as often as necessary Commissioning Start auxiliary engine Press the button 1 engine speed increases to approximately 1100 rpm the high pressure water pump s...

Page 60: ...pply can be interrupted with the water valve 2 in the container box here water flow switched on 7 19 6 Path marking with foam peaks The path marking peaks are made from a mixture of foaming agent water and air The markers are forced out through the foam nozzle 2 Fill the foaming agent container 1 Tip the debris hopper Open the canister cover and fill it with the foaming agent Commissioning Switch ...

Page 61: ...ANGER The fastening screws on the vehicle plate may become loose as a result of work being carried out The vehicle plate could fall onto the road surface with the front mounted machine and cause an accident After the first 20 hours of use with an attachment such as a snow plough all screws are to be tightened with the correct torque Subsequently tighten again at each annual check NOTE Screws that ...

Page 62: ...s of a frontal impact accident 7 21 Hydraulic systems for front mounted machinery Aebi Schmidt hydraulic systems are built using the latest technology and conform with the applicable European safety regulations The type plate is located near the vehicle type plate in the driver s cab Control is handled via the control panel 7 21 1 Hydraulic valve block The valve block for controlling the attachmen...

Page 63: ...driver s cab must match the functions of the snow plough with regard to the individual functions and switching directions Accordingly the hydraulic hoses and their connection labelling must match the hydraulic couplings on the vehicle Incorrect assignment of the hydraulic connections to the control unit will result in incorrect operation of the snow plough which in turn can cause serious accidents...

Page 64: ... cleaned in an adjustable ratio The container for the cleaning agent is located behind the driver s cab Cleaning agent and water is pumped to the spray bars behind the front axle and sprayed at the stand Design of spray bars Spray bars for water 1 Spray bars for cleaning agent 2 The disc brushes mounted between the axles dislodge the dirt The sweeper unit mounted at the rear also dislodges dirt an...

Page 65: ...tures below 0 C The exhaust supply can be opened and shut using a gate 3 WARNING Burns Let hot vehicle parts such as the gate cool or move the gate using gloves The exhaust supply to the hopper floor can be opened and closed using the shutter gate 2 The gate must only be operated when cold Opening the gate when there is a risk of frost Unlocking the gate Pull out the cotter pin 1 Pull the gate 2 o...

Page 66: ...r s Liability Insurance Association and the operating instructions are adhered to If the ladder can be substituted for other lifting devices such as a lifting platform then these are to be used The telescopic ladder is located under the hopper floor on the right of the vehicle in the direction of travel The ladder makes access to the coolant water tank and blower cleaning flap possible The ladder ...

Page 67: ...ead and understood by the people that operate the machine These instructions must be followed DANGER The machine is envisaged for use at airports and for special use on motorways and major roads The machine is not to be used for purposes other than those intended The machine can cause serious injuries if used improperly DANGER Danger due to impermissible use The machine must not be used to gather ...

Page 68: ...se of a cold start the motor switches to a warm up phase The symbol 2 on the display shows the difference between the actual and target temperature of the auxiliary engine Sweep mode can be started and full load can be used once this light goes out Ignition key 1 start switch settings A Ignition off ignition key can be removed B Ignition off ignition key cannot be removed C Ignition on D Start the...

Page 69: ... the corresponding warning or notice symbols light up The last application appears to be active and the corresponding buttons like Brush and Suction unit are preselect so that you can switch it off or start it directly simultaneously with the joystick 8 2 Switching off the auxiliary engine Switch off all sweeping suction and blowing functions Use the ignition key 1 to switch off the engine and ign...

Page 70: ...tand Cleaner 2017 02 02 70 8 3 Information display Motor off Ignition on At the bottom of the display information regarding fill levels is shown Water tank fill level Debris hopper fill level overload display Carbamide fill level Plough relief display Auxiliary tank display ...

Page 71: ...wing operating modes are provided depending on the equipment used Sweeping 1 Airport stand cleaner 2 2 The operating modes are divided over two levels Level 1 Frequently used functions Level 2 Seldomly used functions Press button 1 or 2 you will switch to level 1 and the display will change 8 4 1 Level 1 Only the functions that can be selected according to the machine equipment are displayed Switc...

Page 72: ...owers into the working position and switches on Press the button 1 again the disc brush rises into the working position and switches off Press button 4 Move the joystick 2 to the direction of 2b Disc brush is lowered and switched on Set the speed of the disc brush with rotary knob 3 A symbol 4 in the display indicates the use of the disc brush Switch off disc brush Move the joystick 2 to the direc...

Page 73: ...ible if the blower output has dropped to less than power and no menu function has been activated with the joystick Button 1 is preselected or press Sweeper is preselected Move the joystick 2 to the direction of 2b Sweeping unit is lowered and switched on Set the speed of the cylindrical brush with rotary knob 3 The rear sweeper functions are displayed with symbols in the display Sweeper unit off 4...

Page 74: ...rection of 2c 2d The blower is activated from a speed of 1 300 rpm and above Move the joystick 2 to the direction of 2b The sweeper is lowered and switched on Water is supplied to the water spray unit in the suction nozzle and to the path marker If the water supply for the path marker is interrupted the stopcock 5 in the hopper box is to be closed The rear suction unit functions are displayed with...

Page 75: ...s lowered and switched on Water is supplied to the water spray unit in the suction nozzle and to the path marker If the water supply for the path marker is interrupted the stopcock 5 in the hopper box is to be closed The rear suction unit functions are displayed with symbols on the display Suction and sweeper unit off 7 Suction and sweeper unit on 6 Switching off the suction unit Move the joystick...

Page 76: ...2b The selected suction duct is extended lowered and turned on The symbols shown in the display show the following operating states Disc brush raised 5 Disc brush in working position 6 Disc brush in working position water spray unit turned on 7 Suction duct retracted and lowered 8 Suction duct extended and lowered 9 Disc brush in working position suction duct retracted and lowered 10 Disc brush in...

Page 77: ...ld the button for approx 1 s The coarse debris flap is opened and the button is illuminated To close press the button Or Press the button briefly Coarse debris flap opens and closes in delay interval mode 3x 8 5 7 Putting the sprayer front spray bar into operation Press the button 1 The sprayer is turned on for all working devices that are currently in use The sprayers that are supplied with water...

Page 78: ...ed or press The path marker is pre selected Path marking is switched on by putting the suction sweeper or blower unit into operation Turning off the path marking Press the button 8 5 9 Putting the front pick up into operation NOTE Used only on take off and landing strips on even terrain in the case of large pieces of waste e g stones screws Use the front pick up briefly only and then switch off ag...

Page 79: ... used to increase or decrease the blower output The blower output is displayed with the display instrument 3 The button 1 for maximum blower power is illuminated when the control panel is switched on Adjusting the blower output Increase blower output with button 1 If the highest power has been achieved the function lighting of the button is illuminated Decrease blower output with 2 button If the l...

Page 80: ... auxiliary engine is immediately switched off immediately with the EMERGENCY STOP switch Press the button the auxiliary engine is turned off To unlock the button turn it to the right The auxiliary engine is to be restarted after the dangerous situation has been rectified Settings that have been made before must be set again ...

Page 81: ...output has dropped to below the mark Button 1 is preselected or press The blower unit is preselected Symbol 4 appears on the display Symbol 3 appears on the display The functions of the joystick 2 are displayed OFF Switch off blower unit ON Switch off blower unit L Left blowing direction R Right blowing direction Move joystick 2 Direction 2b Blowing equipment is lowered and switched on Set the blo...

Page 82: ...owers Additional option Move the joystick in direction 1a and the junction skip display changes Exit junction skip Move the joystick in direction 2c and the junction skip display changes Additional option Combination of button and joystick and vice versa 8 5 16 Reversing When engaging the reverse gear the sweeper unit raises the fan continues to run at the set speed The display switches to the dep...

Page 83: ...ng the switch 8 5 18 Acoustic warning signal NOTE Acoustic warning signal Reaching of limit values The cause must be rectified immediately Do not switch off the acoustic warning signal until the cause is rectified When the button is pressed the acoustic signal for the following warnings fades out Water tank fill level Overload display Engine oil level Coolant temperature Dirt in the air filter Coo...

Page 84: ...er the danger area Do not place hands or feet in the spray jet WARNING Thrown parts Stop working immediately if people enter the danger area and stop the machine Look out for parts that may be ejected while work is in progress Press the sprayer button the display changes from 1 to 2 Move joystick in direction 2c and the high pressure spray bar at the front switches on The high pressure system is s...

Page 85: ...to castor wheels Lift the snow plough before swivelling TIP The auxiliary engine does not need to be started to control the attachment The ignition to start the attachment motor must be switched on 8 5 20 1 Manual operation During manual operation the joystick is to be held in the functional direction of the attachment until the end position has been reached Start the vehicle engine and switch on ...

Page 86: ...tion of the attachment The attachment moves automatically to its end position Start the vehicle engine and switch on the ignition of the attachment motor Press button 1 the Automatic control symbol is illuminated in green The function is executed to the end position by briefly tipping the joystick 2 8 5 20 3 Turning off the control To turn it off press the Automatic 1 or Manual operation 2 button ...

Page 87: ... foldable side blade DANGER People can be caught between the plough blade and the vehicle The front mounted device can only be moved if the danger zone can be seen The snow plough may not be moved if there are people in the danger zone Front mounted snowplough with foldable side blade Pivot side blade in 1 Pivot side blade out 2 ...

Page 88: ...display 4 The joystick is to be moved to the OFF direction to turn it off 8 5 24 Turning on dual suction With dual suction the fluid is suctioned up between the axles Switch to level 1 as described under Menu For optimum suction power you must close the suction channel in the rear suction equipment Activate dual suction Start auxiliary engine Button 1 is preselected or press Dual suction is presel...

Page 89: ...the driver The driver can call up operating data using the service menu It is not possible to change parameters Press button 1 on the rotary knob for 6 seconds Switch to the service menu with the 2 button Leave the service menu with the 3 button The following data can be read off via the service menu Auxiliary engine speed 1 Engine oil pressure 2 Warm running temperature 3 Electrical system voltag...

Page 90: ... Suction unit is preselected Set the motor speed by turning the joystick in the direction of 2c 2d The blower is activated from a speed of 1 300 rpm and above Move the joystick 2 to the direction of 2b The sweeper is lowered and switched on Water is supplied to the water spray unit in the suction nozzle and to the path marker If the water supply for the path marker is interrupted the stopcock 3 in...

Page 91: ...t WARNING Thrown parts Stop working immediately if people enter the danger area and stop the machine Look out for parts that may be ejected while work is in progress Press the detergent button the display changes from 1 to 2 Move joystick in direction 2c and the high pressure spray bar at the front switches on with detergent and spray water The display switches from 1 to 2 Use the rotary knob 3 to...

Page 92: ... the sweeper unit DANGER Ingress of fluid with high pressure Stop working immediately if people enter the danger area Do not place hands or feet in the spray jet Press the detergent spray bar button the display changes from 1 to 2 Preselect disc brush and suction unit Move joystick in direction 2b and spray water bar switches on with detergent and spray water ...

Page 93: ...h high pressure Stop working immediately if people enter the danger area Do not place hands or feet in the spray jet WARNING Thrown parts Stop working immediately if people enter the danger area and stop the machine Look out for parts that may be ejected while work is in progress Spray bar off 1 Spray bar ON 2 Move joystick in direction 2c and the suction unit with rotation bar lowers and switches...

Page 94: ...an be reduced The water circulation leads from the water tank to the nozzles via a pump The way the water exits can be set at the valve on each side of the vehicle 1 2 Lever horizontal valve open o Water exit right A o Water exit left B Lever vertical valve closed o No exit of water Switch on front spray beam Open valve at the front spray bar A B Select sweep function Select the front spray bar wi...

Page 95: ...ANGER Falling over and crushing Ensure that the ground is level and can support the weight Never raise a filled hopper with the hopper door closed Do not drive with the hopper raised WARNING Injuries due to falling cover parts Observe the upper clearance before lifting the hopper An acoustic warning signal sounds when being activated with the manual control panel Hopper control panel functions Rai...

Page 96: ... sweep range of the cylindrical brush The optimum sweep range distance A is between 10 30 mm factory default setting If the sweep range is increased the wear on the bristles also increases 9 3 1 Setting the sweeping range Raise the cross brush Set the sweep range with the crank 1 A colour scale 2 shows the degree of usage of the cylindrical brush 9 3 2 Measuring the sweep range Lower the pick up u...

Page 97: ...the sweeping surface Adjust the coarse debris flap to approximately 15 mm as with the rubber bars 9 4 Adjusting the liquid pick up system Optimum pick up performance depends on having the correct setting Therefore the setting should be checked and re adjusted regularly To adjust the liquid pick up system it must be lowered completely 9 4 1 Setting the coarse debris flap Distance between the coarse...

Page 98: ... bolts again torque 10 Nm Distance 1 is to be checked again 9 4 3 Disc brush setting the sweeping pattern To ensure an efficient sweeping pattern it is necessary to set the disc brushes so they are at a certain angle to the sweeping surface This ensures that the bristles only come into contact with the sweeping surface for a fraction of the sweeping circle The brush should be calibrated in accorda...

Page 99: ...al debris levels As the brush turns the bristle ends distance a should be bent or trailing at a length of approx 10 15 mm Adapting the setting Switch off the brushes Readjust the contact pressure using the pressure control valve 1 Switch on the brushes and optically check the setting Repeat the procedure until the setting is correct The control valve 2 located next to it sets the swivel pressure W...

Page 100: ...her position The suction assembly limit stop has been mounted to the correct height at the factory If the limit stop has to be removed or replaced contact Aebi Schmidt customer service 9 7 Air suspension limit stop NOTE Vehicle with air suspension Damage to the pick up unit Do not remove the height limit stop 1 The limit stop limits the lowering of the air suspension so that the pick up unit is no...

Page 101: ...r transit travel Raise and secure pick up unit Raise and secure disc brushes The hopper door must be closed completely The wanderhose must be secured so that it cannot be lost The debris hopper must be completely lowered Loose residual dirt that could come off and soil the driving surface is to be removed Ensure the auxiliary engine is switched off and cannot be started accidentally remove ignitio...

Page 102: ...ing over and crushing Safety shut down the machine before inspections Item Designation Checks 1 Vehicle See vehicle operating instructions 2 Display Error messages note display 3 Auxiliary engine See manufacturer s operating instructions Check oil level Note the low oil indicator on the display 1 2 3 5 14 4 5 17 7 13 8 15 9 10 15 16 15 14 18 3 11 22 20 19 21 ...

Page 103: ...ater level using the indicator on the display 15 Water nozzles Check functionality 16 Path marking with foam Check the hopper fill level and the foam nozzle to see that they work 17 Hydraulic system for front mounted machine Single circuit hydraulic system Oil level dip stick Dual circuit hydraulic system Oil level indicator on tank Oil filter contamination contamination indicator Running noise wh...

Page 104: ...e that no persons are in the danger zone Controlling the machine via the control panel NOTE Speed limit when switching on work equipment disc brushes suction unit Reduce the sweeping speed under 25 km h 11 3 Use DANGER Danger due to impermissible use The machine must not be used to gather lightly flammable explosive or hazardous materials The driver must have read and understood the operating inst...

Page 105: ... sweeper and pick up unit are automatically raised when the auxiliary engine is switched on NOTE Damage to the pick up unit Do not travel or roll in reverse with the pick up unit lowered NOTE Damage to the blowing unit due to higher objects When the blowing unit is lowered carefully drive around higher objects such as kerb stones street boundaries etc or lift the blowing unit 11 3 3 Debris suction...

Page 106: ...er provides optimum dust separation when picking up debris Sweeping in icy conditions When sweeping with the machine in icy conditions usually without water the machine may be subject to greater wear The lack of water intake in the debris pick up area can lead to increased dust emissions You should therefore sweep at a reduced speed Use option switches to select the functions of your choice disc b...

Page 107: ...ller automatically ensures that this is the case Ensure that debris hopper has been emptied The steering bar in the debris pick up unit must point upwards Use the switches to select the functions suction unit spraying unit and path marker Setting the diesel engine speed Use the joystick on the control panel to raise and lower the selected units or switch them on or off Set vehicle in motion Drivin...

Page 108: ... the recommended sweeping speed is 10 15 km h Start the vehicle engine Start auxiliary engine NOTE The cold diesel engine warms up automatically before it can be switched to full load capacity The engine controller automatically ensures that this is the case Use the option switches to select the functions of your choice suction unit and spray unit Setting the diesel engine speed Use the joystick o...

Page 109: ... hopper is frozen solid Interrupt the emptying process Rectify the cause perform the emptying process manually if necessary WARNING Injuries due to falling cover parts Observe the upper clearance before lifting the hopper WARNING Injury from sharp edged objects hazardous substances or bacterially contaminated road surface or organisms Wear safety gloves and spray protection for face and body NOTE ...

Page 110: ...cing agents If you have only fluids in the container they can be collected with the cover closed using a connection Without the hopper being lifted the water is drained down to the bottom edge of the connection Keep a distance to avoid impurities that may spray out and wear suitable protection equipment Observe environmental protection regulations Park the vehicle on a level firm surface Apply the...

Page 111: ...ot be raised with the cover closed if the overload display is showing a load of greater than 50 When raising the hopper by approximately 5 the remaining fluid in the container can also be drained Park the vehicle on a level firm surface Apply the parking brake Ensure that there is sufficient space above and behind the vehicle and that no one is standing in the area behind the vehicle Leave vehicle...

Page 112: ...le Leave vehicle engine running idle speed and switch on auxiliary drive tipper hydraulic pump Switch on ignition using the AS 990 control panel Connect the hand held control panel to the connector in the container box Press button 2 until the hopper door is completely open Raise the hopper button 1 After emptying the debris hopper remove any refuse still stuck to the hopper using a scraper and sp...

Page 113: ...xiliary drive tipper hydraulic pump Switch on ignition using the AS 990 control panel Connect the hand held control panel at the rear right in the container box to the distributor housing Raise the hopper to the end stop using the button 1 Push the support mechanism lever 5 inwards and hold to operate the mechanical hopper support Lower hopper completely 1 The hopper support slides along the suppo...

Page 114: ...t no people or objects are in the danger zone Activate blowing operation Select blowing direction with the joystick on the control panel Use the joystick on the control panel to switch the blower on blast nozzles are activated 11 3 10 Winter operation Observe the following for the winter operation of the auxiliary engine Observe the engine manufacturer s operating instructions Drain the compressed...

Page 115: ...tick on the control panel to control snow plough movements Set vehicle in motion Driving speed must be adapted to the amount of snow on the road surface During reversing the attachment rises automatically Switching on ground pressure NOTE Ground pressure should only be used when Raising the implement plate during quick change If pressing the snow plough onto the ground is required Activate quick c...

Page 116: ...icle sweeper See vehicle operating instructions Clean the entire machine after every use 2 Dirty water Drain properly after every sweeping operation Observe environmental protection regulations 3 Disc brush left and right To be thoroughly cleaned Check the disc brush wear 4 Debris pick up unit To be thoroughly cleaned Check the wear to the disc brush and rubber bars Check the bellows sleeve at the...

Page 117: ...ilter Dirt deposits above the filter are to be cleaned thoroughly 7 Water tank water filter Check water level using the indicator on the display Clean the water filter each time before filling 8 Suction tube suction hose Clean Check for damage and leakage 9 Leaks Hydraulic system 10 Pneumatic system Check system for leaks Drain the compressed air tank in winter operation ...

Page 118: ...ing due to sharp brush parts Wear protective gloves The brush must be replaced if the bristles 1 are less than 50 60 mm in length 13 3 Debris pick up unit Castor wheel 1 Replace tyre if It is damaged Wheel diameter is less than 235 mm Front rubber bar 1 Two part rubber bar 1 is to be replaced if The rubber bar 1 is damaged The rubber bar 1 can no longer be set to the height of the wear plates 2 1 ...

Page 119: ...Cylindrical brushes 1 Replace cylindrical brushes if a correct sweep range can no longer be set The cylindrical brush is damaged Rear rubber bar Replace rubber bars 2 3 if The rubber bars 2 3 are damaged The rubber bars 2 3 can no longer be set to the height of the wear plates 1 13 4 Wear plates The wear plates 1 are to be changed if they are worn or irreparably damaged 1 1 2 3 1 ...

Page 120: ... 02 02 120 13 5 Side suction unit Replace rubber bars if The rubber bar 1 2 is damaged The rubber bars 2 3 can no longer be set to the required distance 13 6 Liquid pick up unit Replace rubber bars 1 if The rubber bar is damaged The rubber bar can no longer be set to the required distance 1 ...

Page 121: ...nder pressure since coupling could cause dangerous movements otherwise Only change components on a level and firm surface NOTE Ensure that everything is clean when inserting the hydraulic pneumatic and water supply couplings Switch to level 1 as described under Menu Start auxiliary engine Button 2 is preselected or press Quick release mode is preselected The display also shows the symbol 5 6 By mo...

Page 122: ... in the direction of travel are to be disconnected Change over the valve 12 to depressurise hydraulic lines Remove the adapter plate 6 and clamp onto the intended position 7 on the suction assembly Attach the protective guard 8 Turn the two levers 9 on the side of the suction assembly to the Remove position to prevent the removed suction assembly from tipping Loosen the hose clamps 10 on the sucti...

Page 123: ...NOTE The device is lowered with pressure for a quick change This function may not be used during clearing operations The machine will be damaged TIP The auxiliary engine does not need to be started to control the attachment The ignition to start the attachment motor must be switched on Switch to level 1 as described under Menu Switch on the ignition of the auxiliary engine Button 2 is preselected ...

Page 124: ...ly lowered hopper door not closed or other leaks in hopper Hopper filter blocked Suction hose blocked The sweep pick up unit is incorrectly adjusted Sweeping speed too high Wanderhose flap not closed Raising lowering of disc brushes not working Safety cable attached No compressed air supply in tank Solenoid valves do not make contact Defective electrical controller Defective pneumatic cylinder Dam...

Page 125: ...V pneumatic system Pneumatic valve for draining the water system open Defective electrical controller check valves by operating manually Loss of compressed air in the system loose connections hoses damaged Operating cylinder insufficient or not functioning Pneumatic valve for draining the water system open Defective electrical controller check valves by operating manually Loss of compressed air in...

Page 126: ...ty Display Water filter dirty Solenoid valves do not make contact Water pump not operating Spray nozzles blocked Stopcock on water filter closed Solenoid valve for water pump drive is not switching High pressure water pump Bad spraying performance pressure fluctuations vibrations pressure loss increased noise water in oil or gearbox oil leakage etc See the manufacturer s operating instructions 15 ...

Page 127: ... Coolant level too low Auxiliary engine shuts down Correct fault add coolant water Engine oil pressure too low Auxiliary engine shuts down Correct fault add oil if necessary have vehicle towed away Low oil level in the auxiliary engine Add engine oil Remedy any leakage Hydraulic oil level in tank too low Auxiliary motor shuts down Remedy any leakage Refill hydraulic oil Hydraulic oil temperature i...

Page 128: ...e is a compressed air supply Flame start system is switched on for the auxiliary engine Dirty air filter Filter needs to be serviced AS 990 is in the warm up phase Remaining warm up time is shown Temperature difference hydraulic oil engine oil coolant to the set start temperature is shown EMERGENCY STOP button is actuated Rectify hazardous situation and twist the button to unlock the EMERGENCY STO...

Page 129: ...Translation of Original Operating Instructions Airport Sweeper Airport Stand Cleaner 2017 02 02 129 Symbol Cause solution Open hopper door Container tipped Axle load exceeded ...

Page 130: ...ll in reverse with the pick up unit lowered NOTE Damage to the blowing unit due to higher objects When the blowing unit is lowered carefully drive around higher objects such as kerb stones street boundaries etc or lift the blowing unit If the machine is not equipped with an automatic lift control the snow plough sweeper and blowing unit automatically raise themselves after reverse gear is engaged ...

Page 131: ...s with the auxiliary engine running It is not permitted to drive with the device motor running 17 1 Transport speed DANGER Due to its large size you must ensure that the machine is permitted to drive on the intended roadways and that no other drivers will be endangered If necessary the attachments must be dismounted Max permitted speed must not be exceeded install signs stating the maximum speed i...

Page 132: ... o For the snowplough see separate operating instructions o Switching off the auxiliary engine o Switch off the control panel o Switch off the vehicle o Take out the ignition key to start the vehicle engine and auxiliary engine o Lock the cab o Place wheel chocks under both wheels so that the machine cannot roll away Clean the machine Check the brushes for foreign bodies remove foreign bodies if n...

Page 133: ...pective forces and must be fastened to a suitable location on the vehicle Towing with a tow rope without a tow bar is only permitted if the brakes of the vehicle being towed are functioning properly While towing with the vehicle engine switched off the steering and brakes will be very sluggish Turning the steering wheel and braking require greater force Tow very carefully and drive slowly max 5 km...

Page 134: ...nsit lock The disc brushes are raised Disc brushes with a diameter of 1200mm are to be secured against unintended lowering using transit locks For the snowplough see separate operating instructions The hopper is lowered and hopper door and rear flap are closed The handbrake is applied The control panel to control the attached machine snow plough sweeper disc brush blowing unit is switched off The ...

Page 135: ...t with the skin eyes or clothes Wear protective gloves Rinse the affected area by carbamide immediately with copious amounts of water If carbamide comes into contact with the mouth rinse immediately with copious amounts of water and drink copious amounts of water Immediately change any clothes that come into contact with carbamide Should any allergic reactions arise seek medical attention immediat...

Page 136: ...he water tank NOTE Damage to the vehicle due to penetrating water Do not fill the water tank to the brim to ensure that it does not overflow During filling do not leave the tank unsupervised observe the tank display NOTE Dirty water salt water and the like will cause damage Only use clean water to fill e g drinking water quality The water tank is filled via the C connection 1 at the front right Fi...

Page 137: ...ixtures Filling the cleaning agent tank version 1 Unscrew the cap 1 on the C connection Connect the filling hose Fill the cleaning agent tank slowly Visually monitor the filling process continually at the fill level indicator 2 on the tank Stop the filling process before reaching the maximum fill level Screw the cap 1 back onto the C connection Filling the cleaning agent tank Version 2 Open the ta...

Page 138: ...y knob Calling up kilometres and hours o Total display Distance travelled 6 Sweeper unit 7 Suction unit 8 Auxiliary engine 9 o Day display Travel distance 10 Sweeper unit 11 Suction unit 12 Blower equipment 13 Auxiliary engine 14 The respective day display can be set to 0 by activating the 15 button A switch to the main menu can be made by pressing the ESC key 16 ...

Page 139: ...s and spray protection for face and body NOTE Machine parts can get damaged Do not direct the water stream towards electrical hydraulic bearing and joint components The spraying hose can be used to clean parts of the machine e g when the hopper is open the filter the dirt screen the hopper door closing edges etc 20 7 1 Cleaning the machine with high pressure cleaner WARNING Injury due to high pres...

Page 140: ...n If the machine is cleaned with a high pressure cleaner the following is to be noted Refer to the notes in the high pressure cleaner s operating instructions Wear protective equipment Do not direct the water spray at bearings Water can get into the bearings and irreparably damage them Do not direct the water spray at warning and notice signs Signs can come off or be damaged Damaged signs or signs...

Page 141: ...gled in it for instance is to be made smaller with side cutters and pulled out with pliers 20 9 Drain water system 20 9 1 Activate drain mode Switch off the engine Ignition ON Select the Draining mode menu Press the button and the symbol changes The function is activated Move the joystick 1 in the direction of 1b to ON 2 Drain mode starts All water consumers are purged of water using air The drain...

Page 142: ...umatic valve 3 Air is blown through the water system Activate drain mode Water valves are automatically connected one after the other This drains the following o Spray bar o Disc brush spray facility o Suction assembly spray facility Set ball valve 6 to hopper spray bar This drains the following o Hopper spray bar Close D coupling with cover Set ball valve to spraying hose 7 and open the spray hos...

Page 143: ...g over and crushing Ensure that no one is standing in the danger area DANGER Risk prevention before working on the machine Turn off the vehicle engine and auxiliary engine Remove the ignition key for the vehicle and auxiliary engine Bring the pick up unit and disc brushes into the transport position and secure them For the snow plough see separate operating instructions Engage the handbrake Turn o...

Page 144: ...rained and instructed personnel Pass on the password only to trained and instructed personnel At the end of work delete the password by switching off the ignition WARNING Injury due to excessive physical strain Corresponding maintenance and repair work etc must always be carried out with suitable lifting equipment or personal support WARNING Slipping and falling Remove dirt grease oil snow and ice...

Page 145: ...the machine All safety and hazard instructions must be observed and retained in full and in a legible condition The prescribed maintenance intervals must be observed Any alterations additions or modifications that may affect the vehicle s safety must first be approved by Aebi Schmidt This also applies to settings for safety devices and welding of load bearing parts or to modifications to the hydra...

Page 146: ...ore any such work is undertaken Dispose of all oil fuel and filters appropriately after doing any maintenance work Larger plastic parts are recyclable and are marked accordingly NOTE Exposed bearings are to be oiled or greased carefully when required Dirt sticks to exposed oil and grease and can irreparably damage bearings Remove all exposed oil or grease 21 2 Lubricants Recommended lubricants Lub...

Page 147: ...ed out at the end of each season NOTE As an alternative the oil quality can be checked by a qualified workshop These specialist companies provide information about whether oil can still be cleaned or whether it needs changing 21 3 3 Lubrication Before lubricating clean the grease nipples and remove the old grease 21 3 4 Oil refill Only add hydraulic fluid via the filling filter 21 3 5 Oil change T...

Page 148: ...e parts must usually be greased manually via the grease nipples TIP The central lubrication unit will only function when the machine ignition is switched on Central lubrication unit maintenance Check the lubricant level in the grease reservoir daily Refill the reservoir if necessary A functional test must be carried out after 25 operating hours The button on the pump housing can be actuated at any...

Page 149: ...Magnetic beam See separate operating instructions 21 4 4 Front mounted sweeper machine See separate operating instructions 21 4 5 Vehicle See vehicle manufacturer s operating instructions 21 4 6 Aebi Schmidt vehicle hydraulic system See separate operating instructions for the Aebi Schmidt vehicle hydraulics ...

Page 150: ...x2 right rear and on the control panel Check functionality X 2 Lighting Check functionality X 3 Single dual circuit hydraulic system Hydraulic oil 10 140 l Oil change Filter change X Drive cardan shaft Multi purpose grease 2 grease nipples Drive cardan shaft rocker bearing X Multi purpose grease Open lubrication point Longitudinal shift profiled part X Check screw connection M8 10 9 tightening tor...

Page 151: ...Translation of Original Operating Instructions Airport Sweeper Airport Stand Cleaner 2017 02 02 151 21 5 2 Debris pick up unit 1 2 3 4 5 5 1 2 3 6 6 5 6 1 2 3 1 2 3 3 7 8 9 10 8 8 11 ...

Page 152: ...e 4 grease nipples Lubricate X 3 Left and right lower link Multi purpose grease 5 lubricating nipples Lubricate X 4 Brush drive universal joint Multi purpose grease 1 lubricating nipple Lubricate X 5 Castor wheel turning gear Multi purpose grease 3 lubricating nipples Lubricate X 6 Castor wheel Multi purpose grease 3 grease nipples if present Lubricate X 7 Castor wheel Check diameter X 8 Suction n...

Page 153: ...ne see manufacturer s operating instructions X 2 Cylinder supports Universal oil Top and bottom Oil X 3 Pivot debris hopper lifting cylinder Multi purpose grease 1 lubricating nipple Lubricate X 4 Pivots door locks left and right Universal oil 1 x each Oil X 5 Pivot bearing hopper left and right Multi purpose grease 1 grease nipple each Lubricate X 6 Hydraulic tank return filter Filter change X 7 ...

Page 154: ...e nipple each Lubricate X 12 Disc brushes Brush change Depending on wear 13 Blower equipment Universal oil 1 x each Oil X 14 Water pump Multi purpose grease 1 lubricating nipple Lubricate X 15 Fan impeller bearing Multi purpose grease 1 lubricating nipple Lubricate X 16 Suction line between air filter and engine Check for damages and leaks X 17 Hopper door pivot left and right Universal oil 1 x ea...

Page 155: ... X 21 5 5 General maintenance Item Designation Lubrication points Lubricant Maintenance work Number of lubrication points Maintenance interval Operating hours 50 100 500 Lighting and signal system Check X Electrical plug in connections Contact grease Check for and protect against corrosion X Bodywork equipment carrier Check for status and corrosion X Wheels tyres Check status wear and fastening X ...

Page 156: ...sh shaft the brush can only be changed via the left side of the sweeping unit Disassembly Lower or raise the pick up unit and secure it with transit locks Park the vehicle safely At the coupling plate 1 close the air supply from the HGV for the cylindrical brush function with the ball valve Air in the pneumatic cylinder escapes through the ball valve The cylindrical brush lowers in the pick up uni...

Page 157: ...l brush Clean the brush housing thoroughly with water Installation Assembly is carried out by reversing the disassembly sequence The spline shaft 1 tappet 2 is to be cleaned and lightly greased After installing the vehicle engine is to be started so that the air supply is re established for the pneumatic system Set the sweep range TIP Do not forget After the brushes have been changed reconnect the...

Page 158: ...le engine is to be started so that the air supply is re established for the pneumatic system The sweep range must be set again 22 3 Grease the brush drive universal joint DANGER Crushing Maintain a sufficient distance The pneumatic cylinder extends when the ball valve 1 on the coupling plate is closed There is a universal joint on the right hand side of the brush drive Lubricate universal joint Lo...

Page 159: ...d walking areas NOTE Dirt in the hydraulic equipment can irreparably damage hydraulic components Always change the hydraulic filter in good time The highest levels of cleanliness should be ensured when changing the filter or changing the oil ENVIRONMENT Never allow oils to get into the soil on the ground Note environmental regulations concerning oils Dispose of drained oil in accordance with regul...

Page 160: ...ponents Pull the filter element 1 from the filter housing Clean the housing and cover Check the O rings on the cover for damage and change these if necessary Install the filter Installing the filter is carried out by reversing the disassembly sequence Wet the sealing surfaces with clean oil The identification markings on the new filter element must correspond to those on the old filter element Tur...

Page 161: ...hen switch it off Check the oil and add more oil if necessary Repeat the procedure until the oil level no longer changes 22 5 Replace castor wheel DANGER Crushing hazard when the debris hopper is raised Prior to working fit the support under the hopper Disassembly Parking the machine safely Open blower housing by dismantling suction disc and supports Remove castor wheel lock Attach a suitable extr...

Page 162: ...n they must be replaced The new rubber bars are to be set to the height of the wear plates 4 The distance of the wear plate to the sweeping surface is 15 mm 20 mm 22 7 Setting the wear plates The wear plates 1 must have a distance 2 of 15 mm 20 mm to the sweeping surface The distance is set using the slots 3 of the castor wheel fastening 4 3 1 2 4 3 3 3 2 1 1 2 ...

Page 163: ...s are to be checked at least once a year by an expert The hoses are to be replaced immediately if the following criteria have been established In general hydraulic hoses should be replaced every 6 years Damage to the outer layer through to the insert such as chafing points cuts cracks etc Brittleness formation of cracks on the outer layer Deformations when not under pressure or when under pressure...

Page 164: ...n about whether oil can still be cleaned or whether it needs changing TIP If oil is sucked out of the hydraulic tank the oil should be at a temperature of approximately 50 C ENVIRONMENT Dispose of waste oil in accordance with local regulations 22 9 1 Filter change Take out the filter Shut off the hydraulic system Have the oil collection pan and cleaning cloths ready in order to catch and remove an...

Page 165: ...have oil quality checked by an oil analysis carried out by a specialist company These specialist companies provide information about whether oil can still be cleaned or whether it needs changing Open the ventilated filler cap 1 Place catch pan under draining point Open the oil drain screw and empty the tank completely Block the oil drainage point again with the drain plug and a new seal Fill with ...

Page 166: ...nder the electro hydraulic pump Carefully loosen the tank by loosening the 4 screws 1 until oil flows out between the pump flange and the oil container Remove the tank Clean the tank especially the magnets that are in the tank Reinstall the tank Ensure that the sealing surface is clean and that the sealing ring has been lightly oiled 22 10 3 Fill the hydraulic equipment with oil Fill with oil appr...

Page 167: ...surface between the hydraulic tank and the hydraulic pump is clean and the sealing ring is lightly oiled Fill the oil tank with oil 22 11 Pump drive 22 11 1 Pump drive via belts Tensioning the belts Tighten the V belt so that you can press it in approx 10 mm with your thumb e g with an axle distance of 590 mm and a force of 41 N If the V belt is too tight or too loose it will wear too quickly and ...

Page 168: ...through quick chargers Non deletable error in the memory of the engine control device After turning off the vehicle auxiliary engine and ignition wait a minimum of 3 minutes before disconnecting the connecting cable Before welding work o Disconnect the battery first the terminal then the terminal o Disconnect all electronic plug connections from the control units Clamp the welder s earthing clamp ...

Page 169: ...per Airport Stand Cleaner 2017 02 02 169 23 Circuit diagrams There are wiring diagrams for the machine The wiring diagrams are attached in a separate document There are the following wiring diagrams for the machine Electrical system Hydraulics Pneumatics Water ...

Page 170: ...rk is made considerably easier using a drain valve and drain hose The engine manufacturer s instructions for carrying out an oil change are to be noted Installing the drain hose Unscrew safety nut from oil drain valve 1 Screw hose 2 to the oil drain valve and the valve opens Position the hose into the catch pan Unscrew hose Screw safety nut onto oil drain valve see manufacturer s operating instruc...

Page 171: ...osition De rust exposed parts and coat with an anti corrosive substance paint spray oil etc Store the control panel at room temperature in a dry cool and dust protected environment Protect electrical and hydraulic connections from soiling Electrical contacts are to be lubricated with contact grease Treat rubber components with talcum powder or glycerine Completely fill fuel tank with fuel Complete...

Page 172: ...t stop 100 Airport stand cleaning system 64 AS 990 170 AS 990 carbamide tank 37 At the end of the season 147 Attaching and detaching machine parts 121 Attaching and detaching the suction vehicle using the quick change system 121 Automatic mode 86 Auxiliary engine 134 Auxiliary engine 135 Auxiliary engine 170 Auxiliary engine 171 Avoiding noise and vibration 34 Axle load setting 99 B Battery isolat...

Page 173: ... the suction nozzle channel with plug 55 Closing the suction nozzle on the rear suction unit 55 Cold weather operation 105 Control cabinet 42 Control panel 35 Control snowplough with foldable side blade 87 Controlling front mounted machine e g snowplough magnetic beam 85 Controlling the machine via the control panel 67 D Daily pre operational checks 102 Danger zone in use 24 Danger zone when steer...

Page 174: ...anation of symbols and safety notices 15 Extent of wear 118 F Fan 46 Faults 124 Fill the hydraulic equipment with oil 166 Filling the cleaning agent tank 137 Filling the water tank 136 Filter change 159 Filter change 164 Foam marking 53 Front hydraulic connections 63 Front mounted sweeper machine 149 Front spray beam 64 Front mounted machines 61 Front mounted machines 114 Fuses 43 G General inform...

Page 175: ...raulic valve block 62 Hydraulic valves of the sweeper attachments 39 I Index 172 Information display 70 Intended use 32 J Junction skip 82 L Labelling 25 Ladder 66 Lashing and mounting points 20 Lashing points 20 Lashing points on the AS 990 20 Layout 153 Leaf filter 48 Letting out dirty water de icing agents 110 Level 1 71 Level 2 71 Liquid pick up unit 51 Liquid pick up unit 108 Liquid pick up u...

Page 176: ...ange 147 Oil cooler 40 Oil refill 147 Opening and closing the locking plate on the suction hose 56 Operating personnel 18 Operation 102 P Park the vehicle safely 22 Parts description 35 Path marking 53 Path marking 60 Path marking with foam peaks 60 Path marking with water jet 60 Personal protection equipment 19 Pick up Systems 50 Plug in connectors 36 Pneumatic system 40 Pneumatic system 125 Pneu...

Page 177: ...rbamide tank 135 Refuelling 134 Remote start connector 36 Remote start connector 43 Removing the oil 166 Replace castor wheel 161 Return filter 159 Reversing 23 Reversing 82 Reversing 105 Reversing 130 Reversing camera 83 Rotary beacon 79 S Safety equipment 21 Safety equipment 24 Safety regulations 15 Service menu for the driver 89 Set plough relief 86 Set search lighting 96 Set the display bright...

Page 178: ...witching off the auxiliary engine 69 Switching on the detergent on the front sprayer bar 91 Switching on the detergent on the spray bar in front of the sweeper unit 92 Switching on the high pressure spray bar in front of the sweeper unit 84 Switching on the high pressure spray bar in front of the sweeper unit 93 T Technical data 29 The operating instructions 12 Tipping the hopper 47 Towing 133 Tra...

Page 179: ...g the AS 990 34 Vibration 33 W Wanderhose 36 Wanderhose 53 Wanderhose 108 Warning and notice symbols 127 Water filter 44 Water marking 53 Water pump 44 Water system 44 Water system 126 Water tank 44 Water valves 44 Wear plates 119 Welding work 168 Whole body vibration 33 Winter operation 114 Working lights environmental lighting 79 ...

Page 180: ...Translation of Original Operating Instructions Airport Sweeper Airport Stand Cleaner 2017 02 02 180 ...

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Schmidt AS 990, Operating Instructions Manual

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