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4  HYDRAULIC SYSTEM

 

                                                                                                                                                                                                        Pag. 20 di 37

 

 

4.2

 

Hydraulic system 

 TYPE 883 with SLS 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TYPE 883 WITH SLS 

Picture 17

 

HYDRAULIC POWER 

SUPPLY 

CYLINDERS 

SLS CYLINDER          

Summary of Contents for 883

Page 1: ...atib com I D02 01 65 Rev 1 INSTRUCTION MANUAL FOR USE WIDE OPENING FORK POSITIONER TYPE 883 ...

Page 2: ...TYPE FB 16 3 2 3 Fork installation TYPE FS 17 4 HYDRAULIC SYSTEM 18 4 1 Hydraulic system TYPE 883 18 4 2 Hydraulic system TYPE 883 with SLS 20 5 USE RULES 21 5 1 Integral side shift 24 6 PERIODIC MAINTENANCE 25 6 1 Maintenance every 100 hours 25 6 2 Maintenance every 300 hours 25 6 3 Maintenance every 1000 hours 26 6 4 Maintenance every 2000 hours 26 7 DISASSEMBLY PROCEDURE 27 7 1 Disassembly atta...

Page 3: ...sembly TYPE FS 30 7 3 Removal of fork cylinders from the attachment 31 7 3 1 Fork cylinder disassembly and reassembly 33 7 4 Maintenance SLS cylinder 34 8 BREAKDOWNS AND SOLUTIONS 35 8 1 Breakdowns and solutions 35 8 2 Lubricate 36 ...

Page 4: ...1 USE RULES Pag 3 di 37 1 USE RULES Don t carry passengers Don t cross the mast Don t pass under the load Swing Up Direction 75mm ...

Page 5: ...ual be lost the operator can apply for the supply of further copies from the manufacturer The manufacturer is not liable in cases of Improper use of the attachment Use by untrained personnel Use contrary to current national and international laws Lack of recommended maintenance Non authorised modifications and repairs Use of non original spare parts or parts for other models Failure to adhere eith...

Page 6: ...2 INTRODUCTION Pag 5 di 37 2 2 Description of equipment TYPE 883 TYPE 883 WITH SLS TYPE 883 FS TYPE 883 FB ...

Page 7: ...e 1 always refer to the serial number 1 TYPE 8 NOMINAL CAPACITY kg mm 11 MAX TORQUE daN m 2 CODE 9 CLAMPING CAPACITY kg mm 3 SERIAL N 4 YEAR OF MANUFACTURE 10 MAX OPERATING PRESSURE bar A T I B S r l Via Quinzanese snc 25020 Dello BS ITALIA 39 030 9771711 info atib com atib com 5 WEIGHT 6 THICKNESS WARNING RESPECT THE RATED CAPACITY OF TRUCK AND ATTACHMENT COMBINED 7 CENTER OF GRAVITY Tab 1 Pictur...

Page 8: ...PING CAPACITY Not applicable to this equipment 10 MAX OPERATING PRESSURE It indicates the maximum pressure applicable to the equipment 11 MAX COUPLE Not applicable to this equipment The A T I B WIDE OPENING FORK POSITIONER TYPE 883 were planned and built to enable the distance adjustment between fork centres through hydraulic actioning all at the expected operating pressures unless otherwise indic...

Page 9: ...y vary depending on the equipment TIPO and ISO PORTATA l mm Max operating pressure Bar Min Max racommended 883 ISO II 2400kg 500mm 10 20 15 80 883 ISO III 3000kg 500mm 15 25 20 80 883 ISO III 4500kg 500mm 15 25 20 80 883 ISO IV 4500kg 600mm 30 60 45 80 883 ISO IV 7000kg 600mm 35 60 45 80 Tab 2 The forklift manufacturer is responsible for calculating the residual capacity of the forklift equipment ...

Page 10: ...s of the fork holding plate are not deformed in order to allow a good coupling with the equipment 3 Check the condition of the pipes replacing those that are in a bad condition NOTE The following figures show only the 883 standards since the procedure for installing the equipment on the forklift is the same for welded forks and bolted forks type 4 Unscrew the lower hooks of equipment Picture 2 TYP...

Page 11: ...sized for the weight of the equipment indicated on the identification plate Picture 1 and Tab 1 pag 6 6 With an overhead crane or with a hoist of sufficient capacity hook the attachment to the fork carriage placing the centring tooth C into the central notch Picture 3 Picture 3 ...

Page 12: ...re 4 reaching to the following torques Tab 3 8 Insert the forks 9 Lubricate the contact parts 10 Connect the hydraulic circuit making sure that the operating pressure of the pipes is higher than or equal to that indicated on the identification label Picture 1 and Tab 1 pag 6 ISO 2328 THREAD TORQUE ISO II M12 90 Nm ISO III M14 140 Nm ISO IV M16 220 Nm Tab 3 Picture 4 ...

Page 13: ...he condition of the pipes replacing those that are in a bad condition NOTE The following figures show only the 883 standards since the procedure for installing the equipment on the forklift is the same for welded forks and bolted forks type 4 Manually take the double hook A with the relative sliding bushings after having unscrewed the screws of the protective fold P and place it on the upper profi...

Page 14: ...rhead crane or with a hoist of sufficient capacity hook the attachment on the double hook taking care to position the equipment correctly Picture 7 8 Reposition the protective fold 9 Screw the two bottom hooks G with bolts so that the attachment is safely mounted on the fork carriage P with a tolerance max 1 5mm see detail Picture 8 reaching to the following torques Tab 4 Picture 6 Picture 7 ...

Page 15: ...ct parts 12 Connectthehydrauliccircuit makingsurethattheoperatingpressureof thepipesishigher than or equal to that indicated on the identification label Picture 1 and Tab 1 pag 6 ISO 2328 THREAD TORQUE ISO II M12 90 Nm ISO III M14 140 Nm ISO IV M16 220 Nm Tab 4 Picture 8 ...

Page 16: ...DARD 1 Apply the forks after unscrew the fork blocks from fork holders Picture 9 according to the width of the forks use the most appropriate fork stops lateral or placed on the front part of the sliders 2 Apply the forks and screw back the fork blocks Picture 10 TIPO STANDARD Picture 9 Picture 10 ...

Page 17: ... FB 1 Relieve the pressure of the hydraulic system and disconnect the pipes 2 Apply the forks on fork holder tightening the relative screws that lock them Picture 11 3 Check the correct locking of the forks Picture 12 TYPE BOLTED FORKS Picture 11 Picture 12 ...

Page 18: ... Relieve the pressure of the hydraulic system 2 Insert the forks with the relative forks welded on them and by the appropriate nut fasten them to the cylinders Picture 13 3 Check the correct locking of the forks Picture 14 TYPE WELDED FORKS Picture 13 Picture 14 ...

Page 19: ...4 HYDRAULIC SYSTEM Pag 18 di 37 4 HYDRAULIC SYSTEM 4 1 Hydraulic system TYPE 883 TYPE 883 Picture 15 HYDRAULIC POWER SUPPLY CYLINDERS ...

Page 20: ...4 HYDRAULIC SYSTEM Pag 19 di 37 TYPE 883 WITH SLI Picture 16 CYLINDER POWER SUPPLY CYLINDERS POWER SUPPLY SLI ...

Page 21: ...4 HYDRAULIC SYSTEM Pag 20 di 37 4 2 Hydraulic system TYPE 883 with SLS TYPE 883 WITH SLS Picture 17 HYDRAULIC POWER SUPPLY CYLINDERS SLS CYLINDER ...

Page 22: ...ypeofintervention to be carried out 9 Carry out maintenance and or repair operations with the forklift stopped and with the hydraulic circuit not active using suitable protective equipment gloves safety shoes etc 10 Operate the piston rods only when they are correctly mounted on the equipment Otherwise the piston rods could be violently ejected by the oil pressure The considered acoustic pressure ...

Page 23: ...s multiplication will be actual capacity of the attachment Continuous line is for equipment with load center at 500 mm Dotted line is for equipment with load center at 600 mm NOTE This calculation is valid only for stable load in case of movement of liquid material please contact the produce The affordable stroke can compromise the stability of the forklift To check the nominal capacity of the com...

Page 24: ...asions Side shifting movement is forbidden in movement Side shifting movement in condition of lifted mast is permitted only to bring back the load at the center of the mast Nominal capacity of thecombination forklift attachment is established by the producer of the forklift and can be lower than the one indicated on the identification label of the attachment Check label of the forklift Directive 2...

Page 25: ...essary to check the applicability with the forklift manufacturer The sideshifting with a determined load will be the minimum value between the following two 1 Maximum opening A max minus load width Lc divided by two A max Lc 2 2 Load width Lc minus minimum opening A min divided by two Lc A min 2 The sideshifting outside the center of the load is only allowed on the ground In this case a loss of fo...

Page 26: ...hooks of the equipment verifying that it is as indicated in Tab 3 pag 11 and Tab 4 pag 14 and if necessary intervene on the tightening of the screws that support them 3 Check the clearance between the lower part of the fork holder plate and the lower hooks of the equipment verifying that it is as indicated in Picture 4 pag 14 and Picture 8 pag 14 and if necessary intervene on the tightening of the...

Page 27: ...equipment components cylinders hooks gaskets fittings grease nipples etc verifying that their conditions are optimal and if there are worn components proceed with their replacement repair Check the condition of the sliding and working surfaces and proceed with their replacement repair if they are damaged For further possible problems and relative solutions refer also to Tab 5 pag 35 2 Disassemble ...

Page 28: ...lation phase and attachment installation in reverse 3 Unscrew the lower hooks of equipment Picture 2 and Picture 6 pag 9 and 13 4 For handling use belts or chains appropriately sized for the weight of the equipment indicated on the identification plate 5 With an overhead crane or with a hoist of sufficient capacity hook the attachment and taking care to position the equipment correctly Picture 3 a...

Page 29: ...PROCEDURE Pag 28 di 37 7 2 Forks disassembly 7 2 1 Forks disassembly TYPE STANDARD 1 Relieve the pressure of the hydraulic system 2 Remove the forks after removing the fork holder Picture 20 TYPE STANDARD Picture 20 ...

Page 30: ... PROCEDURE Pag 29 di 37 7 2 2 Forks disassembly TYPE FB 1 Relieve the pressure of the hydraulic system 2 Remove theforksafter havingunscrewed therelativescrews thatsupportthem Picture 21 TYPE BOLTED FORKS Picture 21 ...

Page 31: ...CEDURE Pag 30 di 37 7 2 3 Forks disassembly TYPE FS 1 Relieve the pressure of the hydraulic system 2 Remove the forks after having unscrewed the relative screws that support them Picture 22 TYPE WELDED FORKS Picture 22 ...

Page 32: ... Relieve the pressure of the hydraulic system and disconnect the pipes 2 Remove the forks after having unscrewed the relative screws that support them Picture 23 3 Remove the fork holder after unscrewing the appropriate nuts and fasten them to the cylinders Picture 24 Picture 23 Picture 24 ...

Page 33: ...7 DISASSEMBLY PROCEDURE Pag 32 di 37 4 Remove the cylinders from their seats after unscrewing the relative nuts Picture 25 Picture 25 ...

Page 34: ...e not to deform the housing 2 Unscrew cap with a sector wrench 3 If you find itdifficultto unscrew thecap itisnecessary to slightlyheatthearea of thethread concerned to facilitate unscrewing 4 Unscrew the stem 5 Disassemble separate the rest of the components and seals from each other at this point it will be easy and intuitive 6 Replacing the worn components follow the previous steps in backwards...

Page 35: ...nts from forklift point 07 01 pag 27 3 Remove double hook A after having unscrewed the screws of the protective fold P 4 Remove the stems and relative seals from their seat one at a time 5 Replacing the worn components follow the previous steps in backwards 6 If there is a damaged seal it is advisable to replace the entire kit 7 Refer to Picture 27 Picture 27 ...

Page 36: ...kage of oil from the pipes and joints Disassemble and clean if necessary replace them Loss load while sideshifting Lower the side shift pressure Loss load Verify the blades cambering s Slow opening and closing Low oil flow Check the tank level and the pump Bottlenecks in the system Search and delete them Insufficient pressure Set the maximum pressure valve Mechanical deformations of some parts Rep...

Page 37: ...AKDOWNS AND SOLUTIONS Pag 36 di 37 8 2 Lubricate 1 Lubricate the sliding parts using the special grease nipples 2 Lubricate the slide and relative scroll bar TYPE 883 TYPE 883 WITH SLS Picture 29 Picture 28 ...

Page 38: ...atib com I D02 01 65 Rev 1 A T I B S r l Via Quinzanese snc 25050 Dello BS ITALIA Tel 39 030 9771711 info atib com follow us ...

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