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INSTRUCTION MANUAL ALSTOR 822 ALSTOR 834 ALSTOR 850 ALSTOR 850 H ALSTOR 851 Original instruction manual – English edition 1:02...
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Never allow anyone else to operate the machine unless the operator has the requisite competence and experience and has carefully read and understood the operating instructions and safety precautions for this Alstor machine. Upon delivery of the product, be sure to check that all parts are free from transport damage.
1.1 GENERAL SAFETY PRECAUTIONS Prior to operating the Alstor 8×8, carefully read all precautions in this instruction manual. It is imperative that the operator is completely familiarised with the machine for its correct use. Injuries and damage to the machine can be prevented through correct use. Incorrect use can give rise to injuries and damage to the machine and other property.
Instruction manual 822/834/850/850 H/851 SAFETY WARNING! Setting the machine in motion when not properly seated in the operator’s seat is absolutely prohibited and extremely dangerous. We cannot warn of all possible and potential hazards, but urge you to exercise extreme caution. Only persons (operators) fully familiar with the machine and who possess the necessary technical skills are allowed to operate, service, repair and drive the machine.
Instruction manual 822/834/850/850 H/851 SAFETY 1.2 MACHINE LABELS The machine and crane are fitted with labels urging safety and presenting important information. Below is a a presentation of the machine labels. All crane labels and their positions can be found in the separate crane instruction manual.
Instruction manual 822/834/850/850 H/851 SAFETY 1.2 MACHINE LABELS Cabin fan Radiator fan Kupéfläkt Kylfläkt motor Wiper front Temperature Alarm Horn AC fan Vindrutetorkare fram Alarm överhettning Signal horn AC fläkt Wiper rear Alternator Art.no. 805289 Art.no. 805289 Vindrutetorkare bak Generator...
Instruction manual 822/834/850/850 H/851 SAFETY 1.3 LABEL POSITIONS The machine is equipped with labels for safety, warnings, prompts and function. Do not move any label and make sure all labels are legible. LOCATED IN LOCATED IN LOCATED ON ENGINE COMPARTMENT THE MACHINE’S CENTRE SECTION...
Instruction manual 822/834/850/850 H/851 SAFETY 1.4 PERSONAL PROTECTIVE EQUIPMENT Neither personal protective equipment nor hearing protection is required inside the cab. However, in order to be prepared for work both on and next to the machine, it is advisable to always have the correct personal protective equipment with you.
Instruction manual 822/834/850/850 H/851 SAFETY 1.5 FUNCTIONAL MARKINGS The functions of the machine are explained below and where appropriate illustrated with pictures. MANUAL THROTTLE CONTROL Left/hare = Increased gas/engine speed Right/turtle = Decreased gas/engine speed HEAT START IGNITION SWITCH DIESEL...
2A = Main boom up 7B = Telescope in 2B = Main boom down 8A = Outrigger up 3A = Grip open 8B = Outrigger down 3B = Grip close 4A = Outrigger down 4B = Outrigger up 14 | www.alstor.se...
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R4 = Tree length selection + L7 = Direction of travel forward/reverse R5 = Tree length selection – R6 + 1A/1B = Switch rotator/swivel of machine R7 + 4A/4B = Left outrigger up/down R7 + 1A/1B = Right outrigger up/down www.alstor.se | 15...
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Instruction manual INTRODUCTION 1.6 LOCATION OF CONTROLS AND FUNCTIONS – MODEL 822 1. Front work lights 12. Direction indicators (option) 23. Manual throttle end position stop 2. Rear work lights 13. Water temp gauge 24. Manual throttle 3. Hazard warning lights 14.
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Instruction manual 822/834 SAFETY 1.6 LOCATION OF CONTROLS AND FUNCTIONS – MODEL 822/834 1. Window handle closed 2. Window handle open 3. Window pins – pull out in event of emergency evacuation 4. Radio unit (optional equipment) 5. USB and AUX jacks (optional equipment) 6.
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7. Re-circulation valves 8. Heating controls 9. Air condition on/off 10. Fan speed control 11. Courtesy lights 12. Adjustable valves 13. Air vent tap for coolant replacement 14. Engine heater socket (optional equipment) 15. Opening the engine bonnet www.alstor.se | 19...
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9. Ignition switch 22. Indicator lamp/warning 10. Oil pressure, glow plug panel, etc. 23. Hour meter, Fuel gauge, Temp meter, Tachometer, Wiper interval 11. Radio 12. Work lights front 24. 12 V socket/USB 13. Work lights side/rear 25. Accelerator pedal 20 | www.alstor.se...
Instruction manual 822/834/850/850 H/851 SAFETY 1.7 INSTRUCTIONS FOR SAFE USE Always read the instruction manual before use and during service. Emergencies If there is any risk of the rear section overturning, immediately Safety area and risks lower the lifting boom by pushing the operating lever to the Unauthorised bystanders are not permitted within a 50-metre...
Instruction manual 822/834/850/850 H/851 SAFETY 1.8 SAFETY CHECKS/DAILY INSPECTION Always perform safety checks on a daily basis before operating the machine and always in connection with any form of damage or incident. Periodic inspections can prevent damage to the machine and reduce service outlays as well as prevent incidents.
Press to adjust the interval. Windscreen wiper interval Use the display for stepless interval adjustment. * Outrigger warning A symbol in combination with a red warning frame will warn when the outriggers are down and the machine is in motion. 22 22 www.alstor.se | 23...
The machine must be stationary when activating the differential locks. To activate, press the button (see page 16 item 6 for model 822; see page 17 item 10 for model 834) and wait 4 seconds. Before starting off, gently turn the steering wheel back and forth.
Instruction manual 822/834 OPERATION INFORMATION AND INSTRUCTIONS FOR OPERATION AND DRIVING, 822/834 Stopping the machine Release the accelerator and press the brake pedal to stop the machine. ■ Park the machine on a level surface and apply the parking brake. ■...
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Please note that the machine will not achieve full performance until it is fully warmed up. Thus, it can be perceived as being slower and more sluggish at the beginning; this is perfectly normal. 26 | www.alstor.se...
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High coolant temp = Buzzer and warning lamp ■ Low transmission pressure = Buzzer and warning lamp ■ Low diesel engine oil pressure = Buzzer and warning lamp ■ Outrigger warning = Three beeps from buzzer and warning on display and warning lamp ■ www.alstor.se | 27...
If the front section has overturned, request an inspection from an authorised workshop before using the machine again. ■ Alstor machines can navigate through water up to a depth of 37 cm. Carefully check that the water is not too deep or is flowing ■...
822/834 OPERATION 2.4 TOWING, RECOVERY AND TRANSPORT OF THE MACHINE, 822/834 WARNING! Vehicle recovery may only be carried out at low speed and with great caution. When towing, do not exceed a speed of 3 km/h and a distance farther than 200 m. Tow to the nearest firm ground for repair or transport on a trailer, etc.
2.4 TOWING AND RECOVERING THE MACHINE, 850/850 H/851 If a situation occurs requiring towing of the Alstor 850/850H/851, the hydrostatic drive train must be disengaged by opening two bypass valves to allow the oil to circulate, and the automatic parking brake should be released.
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Please make sure you have the requisite driving license qualifications that apply for your transport vehicle. Normally, the machine should rest on all eight wheels. 32 | www.alstor.se...
We want to be able to enjoy and protect our forests for the future. With this in mind, we urge all users to show great respect to the environment. The Alstor was designed to have a minimum impact on nature and the environment. Its low ground pressure reduces damage due to driving and minimises ground compaction.
Always carefully read the instruction manual prior to service and repair work. Any modification that affects the performance and safety of the machine may only be carried out by Alstor AB or by personnel and dealers duly authorised by Alstor AB.
Instruction manual 822/834/850/850 H/851 SERVICE AND MAINTENANCE Make sure that cigarettes, sparks and open flames are kept away from all petroleum products. There is a risk of fire. When working on the electrical system, be sure to disconnect the battery cables from the battery.
3.4 BATTERY The following battery has been installed in your Alstor at the factory: 822: Silver Dynamic C6, 552 401 052 SD 12 V/52 AH Varta 520 A (EN) 834: Europart Plus 12 V/72 AH, 572 409 068.EP, 680 A (EN). 850/850 H: Europart Plus 12 V/72 AH, 9561572409. 680A (EN) Care and maintenance Make sure the battery and space around it is clean and free of dirt.
Instruction manual 822/834/850/850 H/851 SERVICE AND MAINTENANCE 3.5 FUEL WARNING! Fuel and fuel vapours are highly flammable and explosive, which can lead to serious injury or death. Be very careful when handling fuel. Pay attention to and be sure to read the instructions that apply to your model in the attached engine instruction manual.
Instruction manual 822/834 SERVICE AND MAINTENANCE 3.6 LUBRICATION CHART, 822/834 Always replace clogged or defective grease nipples. Remove the load from joints before lubrication. Use lithium-saponified grease with an NLGI grade 2 EP additive LUBRICATION CHART Lubrication site Number Lubricant Interval (operating hours) 1.
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4. Undo the rear section inspection cover to gain access to the area. Grease points for the rear section under the inspection cover 4. and 5. 5. NOTE: Front universal joint inside the cover. × 6. Bogie rocker rear section, left and right 7. Left and right outriggers www.alstor.se | 39...
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2. Bogie rocker rear section, left and right × 4. Grease points in the centre joint and on the transmission shaft. 3. Bogie front section and steering piston in front section Note: Grease points are on both the left and right side. 40 | www.alstor.se...
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See the example in picture. To reassemble, lift the weights back one by one and screw the bolts back. 8. Tilt piston cylinder left and right, 9. Bogie rocker rear section, 11. Universal shaft centre (model 850 H) left and right, 10. Tilt axis left and right × www.alstor.se | 41...
Instruction manual 822/834/850/850 H SERVICE AND MAINTENANCE 3.7 OILS, FILTERS AND LIQUIDS, 822/834 50-hour Oils Litres Product type Interval/operating hours service Bogie boxes SAE 15W/40 1,200 hours/once a year Engine oil SAE 15W/40, API CI-4 50 hours for initial replacement, then every 400 hours/once a year ×...
■ Once the oil has been drained, screw the drain plug back into place and fill up with the recommended oil. For the correct quantity, ■ see table 3.7 Oils, filters and liquids, 822/834. Replace the oil filler plug. ■ www.alstor.se | 43...
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822/834 SERVICE AND MAINTENANCE 3.7 INSTRUCTIONS FOR OIL/FILTER REPLACEMENT, 822/834 Replacement of differential oil at the rear and front. Place a suitable vessel for oil drainage underneath, open the bottom plug (2) and drain the oil. If the bottom plug does not come out, ■...
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Instruction manual 822/834 SERVICE AND MAINTENANCE 3.7 INSTRUCTIONS FOR OIL/FILTER REPLACEMENT, 822/834 Hydraulic oil replacement/inspection When replacing the hydraulic oil, it is also recommended to change the hydraulic oil filter. See the instructions later in this chapter. ■ Park the crane according to figure 1. Crane NOT parked in figure 2.
(only authorised personnel permitted to do this) on cab models, air bleeding of the heating package may be required. This is done via a venting hose in the roof. See the picture on page 18, item (17). 46 | www.alstor.se...
To gain access to the fuel filter, disassemble the machine’s undercover as previously explained. The fuel filter should be replaced from beneath the machine. See (3). Close the fuel cock before changing the filter (4). Place a suitable container underneath to avoid fuel spillage. www.alstor.se | 47...
90 degrees by hand in the middle. An excessively tensioned belt will result in undue wear. If the belt needs to be tensioned, loosen the indicated screw (3) ■ one full turn and adjust using the eccentric washer. Pull gently ■ 48 | www.alstor.se...
Tilt the cab by turning anti-clockwise with the ratchet spanner (6). WARNING! Exercise great care. There is a risk of crushing. ■ When the cabin is raised 10 cm, loosen the M24 screw and pull Secure the cab against tipping forwards or backwards. www.alstor.se | 49...
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The engine oil quality is important for both engine power and engine service life. Always use the recommended oil grade and oil filters. Check, replenish or replace the oil regularly at the recommended intervals. See the table on page 42. 50 | www.alstor.se...
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Replace the inspection cover using all the screws. Once the oil is drained, loosen the oil plug (5) and fill with ■ 1 litre of oil at each wheel, i.e. a total of 2 litres in each bogie box. www.alstor.se | 51...
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Loosen the undercover under the front chassis. ■ Unscrew the cover screws anti-clockwise and replace the filter ■ inserts. Lubricate the new filter sealing ring with hydraulic oil. Screw back the new filter. ■ Reinstall the undercover under the front chassis. ■ 52 | www.alstor.se...
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(only authorised personnel permitted to do this) on cab models, air bleeding of the heating package may be required. This is done via a venting hose in the roof. See the picture on page 19, item (13). www.alstor.se | 53...
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Adjusting wheel nuts and crane bolts Retighten all wheel nuts (1). 4 pcs per wheel × 8 wheels. ■ Retighten all the bolts in the crane base (2), the number varies depending on the crane model. ■ 54 | www.alstor.se...
Tighten the belt by raising the tensioning wheel, and tighten ■ the stop screw. Check and adjust the belt tension. ■ Dead-eye bearing Service of the dead-eye bearing (3) must be carried out by ■ an authorised workshop every 1,200 operating hours. www.alstor.se | 55...
Instruction manual 822/834/850/850 H/851 SERVICE AND MAINTENANCE SERVICE LOG Alstor model: Machine number: Operating hours Service performed Date Serviced by 56 | www.alstor.se...
Instruction manual 822/834/850/850 H/851 TECHNICAL SPECIFICATIONS 4.1 TECHNICAL DATA – MODEL 822 AND 834 4.1 TECHNICAL DATA – MODEL 850, 851 AND 850 H Diesel engine Type Yanmar 3-cylinder Diesel Diesel engine Power 17.8 kW/24 hp at 3,600 rpm Type Kubota 3-cylinder Diesel...
ISO 2768-1: Medium Projection: ISO 13920: B Weight: kg Description: 1580 25" Benämning: Phone: +46(0)524-40745 Kerb weight 822/1,900 kg | 834/2,300 kg Width 1,580 mm Ground clearance 327 mm Load capacity 3,000 kg Obstruction clearance 510 mm 58 | www.alstor.se...
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1640/1659 European General Surface Finish ISO 2768-1: Medium 2022-04-20 Projection: Max Ra6,3 ISO 13920: A 4912 Article No. Description: Komplett Alstor 850 Tillbehör Assembly Alstor 850 5212 Benämning: Created By: Rev. Komplett Alstor 850 Phone: +46(0)524-40745 Size: Sheet: 5484 Material:...
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Sweden Tel.: +46 (0) 524-407 45 info@alstor.se www.alstor.se Hereby declares that: Machine type/Product: Forest machine/Forwarder Alstor 8×8 Series-Drawing/Model-Type: (0929) P001 - Complies with all the applicable provisions of the directives: 2006/42/EC Machine Directive 2014/30/EU EMC Directive In support of this declaration the following standards have been applied:...
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Manufacturer: Alstor AB Åkarevägen 4 SE-455 97 Dingle Sweden Tel.: +46,524-407 45 Mobile: +46,705-861,805 E-mail: info@alstor.se www.alstor.se...
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