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Installation & Maintenance 

manual 

RE 15305-WA, Version: 11.2019, Replaces: 08.2018

Hägglunds CA

Radial piston hydraulic motor

Summary of Contents for Rexroth Hagglunds CA 100

Page 1: ...Installation Maintenance manual RE 15305 WA Version 11 2019 Replaces 08 2018 Hägglunds CA Radial piston hydraulic motor ...

Page 2: ... obligation of own judgment and verification It must be remembered that our products are subject to a natural process of wear and aging This document as well as the data specifications and other information set forth in it are the exclusive property of Bosch Rexroth AG It may not be reproduced or given to third parties without its consent The cover shows an example configuration The product delive...

Page 3: ...ge 15 6 1 Product transport 15 6 1 1 Lifting methods 15 6 1 2 Lifting motors and accessories 16 6 2 Product storage 19 6 2 1 Standing the motor on a flat surface 19 6 2 2 Storing for extended periods or in uncontrolled environment 20 6 2 3 Storing during maintenance 21 7 Installation 21 7 1 Unpacking 21 7 2 Installation conditions 22 7 2 1 Spline motor at spline shaft 22 7 2 2 Coupling motor at pl...

Page 4: ... 63 10 2 Inspections 64 10 3 Maintenance plan 66 10 4 Maintenance 67 10 4 1 Filter maintenance 67 10 4 2 Oil maintenance 67 10 5 Repair 68 10 6 Spare parts 68 11 Removal and replacement 68 11 1 Required tools 68 11 2 Preparing for removal 68 11 3 Removing motor 69 11 4 Preparing the components for storage or further use 71 12 Disposal 72 12 1 Environmental protection 72 13 Extension and conversion...

Page 5: ...OCUMENTATIONS Before commissioning the product make sure to have received and fully understood the documentations identified by the book symbol and observe the instructions included in these documentations Table 1 Required and additional documentations Title Document number Document type Radial Piston Hydraulic motor Hägglunds CA RE 15305 Data sheet Order confirmation Contains the order related te...

Page 6: ... how the hazard can be avoided Table 2 Risk categories to ANSI Z535 6 2006 Warning sign signal word Meaning DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury WARNING Indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a hazardous situation which if not avoided could result in minor or modera...

Page 7: ...for professional and not for private use Intended use includes having read and understood the entire documentation in particular the Safety instructions chapter The product is intended for the following use Radial piston motor in open or closed circuit The radial piston motor is only approved to be used in motor mode or pump mode Observe the technical data application and operating conditions and ...

Page 8: ...e use these activities may therefore only be carried out by appropriate qualified personnel or a trained person under the direction and supervision of qualified personnel Qualified personnel are in a position to recognize possible hazards and institute appropriate safety measures thanks to their professional training knowledge and experience as well as their understanding of the relevant condition...

Page 9: ...nded loads Danger to life or risk of injury damage to equipment Improper transportation may cause the Hägglunds motors to fall down leading to injuries e g crushed or broken bones or damage to the product Make certain that the forklift truck or lifting device has adequate lifting capacity Never stand under or put you hands under suspended loads Ensure your position is stable during transportation ...

Page 10: ...t Wear heat resistant protective clothing e g gloves Improper routing of cables and lines Tripping hazard and damage to equipment Lay cables and lines so that they can not be damaged and nobody can trip over them Contact with hydraulic fluid Hazard to health e g eye injuries skin damage toxication during inhalation Avoid contact with hydraulic fluids When working with hydraulic fluids strictly obs...

Page 11: ... with insufficient hydraulic fluid When commissioning a machine system make sure that the case interior and the main lines of the Hägglunds motor are filled with hydraulic fluid and remain filled during operation With above reservoir installation the case interior may drain via the drain line after longer standstill periods air enters via the shaft seal Mixing of hydraulic fluids Product can be da...

Page 12: ...er cleaning Product can be damaged Plug all openings with the appropriate protective equipment in order to prevent detergents from entering the hydraulic system Never use solvents or aggressive detergents Use only water and if necessary a mild detergent to clean the Hägglunds motor Do not point the power washer at sensitive components e g shaft seal electrical connections and components Use lint f...

Page 13: ...incoming and outgoing oil to and from the working pistons Each piston is working against a cam roller When the hydraulic pressure is acting on the pistons the cam rollers are pushed against the slope on the cam ring that is rigidly connected to the housing thereby producing a torque The cam rollers transfer the reaction force to the piston which are guided in the rotating cylinder block Rotation t...

Page 14: ...piston hydraulic motor About this product Bosch Rexroth AB Version 11 2019 RE 15305 WA 2 4 1 1 Type of product 2 Serial number 3 Weight 4 Manufacturer 5 Max pressure 3 5 5 3 PRODUCT IDENTIFICATION DD00104796 Fig 2 Plate on motor ...

Page 15: ...ting device is correctly installed Do not stand under suspended load Always make sure where the centre of gravity is before any lifting Danger if using wrong lifting equipment Danger to life risk of injury or serious injuries and risk of damage to equipment Make sure the correct lifting epuipment is used Fig 3 Center of gravity DD00104797 DD00104798 Table 4 Center of gravity Motor type Mounting al...

Page 16: ...imension Number of screws Tightening torque Nm Ibf ft CA 50 CA 70 M16 2 150 111 WARNING Shrink disc coupling slipping off motor and falling down Danger to life risk of injury or serious injuries and risk of damage to equipment Remove the shrink disc coupling before lifting the motor in a vertical position Fig 5 Example lifting of motor with shaft in vertical position DD00104800 CA 50 to CA 210 DD0...

Page 17: ...d storage Hägglunds CA Radial piston hydraulic motor 17 76 Fig 6 Example lifting of motor with shaft in horizontal position CA 50 and CA 70 CA 100 to CA 210 DD00104801 DD00104802 Fig 7 Example lifting CA 210 with mounted MDA brake DD00104804 DD00104805 10 max ...

Page 18: ... storage Bosch Rexroth AB Version 11 2019 RE 15305 WA DD00104807 Fig 8 Example lifting of MDA 14 and MDA 21 DD00100400 Fig 9 Example lifting of single ended torque arm Fig 10 Example lifting of motor mounted to single double ended torque arm DD00104808 DD00104809 ...

Page 19: ...to equipment When in storage or during oil filling the motor must always be secured from falling NOTICE Incorrect placement of the motor Risk of damage to equipment When in storage with shaft vertical the motor must always be placed with the hollow shaft facing down It is also advisable to provide supports at the mounting surface of the motor see Fig 11 When the motor is placed on a flat surface s...

Page 20: ...r full with filtered oil containing a mixture of 2 Shell VSI 8235 or similar compatible corrosion inhibitor in the selected fluid in the following order D1 A1 C1 NOTE See Table 6 for oil volume 3 Fit the plug to D1 4 Seal connections A1 and C1 with the cover plates fitted to the connection surface at delivery Check that the O rings or rubber seals are in position in the cover plates 5 Position the...

Page 21: ...umidity water to enter the motor If the storage time is longer than one month follow the instructions in 6 2 2 or if the motor is kept on the shaft the power unit must be started and the motor rotated once a month 7 Installation 7 1 UNPACKING CAUTION Danger from parts falling out If the packaging is not opened correctly parts may fall out and damage the parts or even cause injuries Place the packa...

Page 22: ...th only one direction of rotation and or load where the stresses in the shaft are moderate the shaft can be plain For further information see data sheet RE 15305 Recommended design of driven shaft end on heavily loaded shaft Where the driven shaft is heavily loaded and is subject to high stresses for example for changes in the direction of rotation and or load it is recommended that the plain driv...

Page 23: ... a special assembly tool can be used The assembly tool is passed through the motor and screwed into a pre made thread in the coupling adapter or driven shaft The motor is pulled onto the shaft by turning the nut on the assembly tool Material ID Assembly tool for CA motor Material ID R939003803 Fig 13 Mounting CA motor with assembly tool DD00100406 DD00104814 1 Driven shaft 2 Assembly tool 3 4 Asse...

Page 24: ...aws and regulations on work and health protection and transportation CAUTION Risk for pressurized hydraulic fluid in the motor due to temperature variations Risk of health hazard environmental pollution Be careful when opening plugs Use PPE e g safety glasses safety gloves Contact with hydraulic fluid Hazard to health health impairment e g eye injuries skin damage toxication during inhalation Avoi...

Page 25: ...rm without Bosch Rexroth approval General information for TC A and DTCA The torque arm shall be fitted to the motor before the motor is mounted on the driven shaft See also data sheet RE 15355 1 Clean the maiting surfaces on the torque arm and motor 2 Oil the screws 1 3 Make sure that the foundation can withstand the forces from the torque arm see Fig 21 Fig 29 Table 9 and Table 12 4 The motor mus...

Page 26: ...DTCA 0050 to DTCA 0210 for CA 50 to CA 210 Torque arm Motor type Screw dimension Number of screws Tightening torque Nm lb ft TC A 0050 DTCA 0050 CA 50 M16x120 10 9 16 280 206 TC A 0070 DTCA 0070 CA 70 M16x120 10 9 20 280 206 TC A 0100 DTCA 0100 CA 100 M20x70 10 9 17 540 400 TC A 0210 DTCA 0140 0210 CA 140 CA 210 M20x70 10 9 21 540 400 Table 7 Screw dimensions 1 1 DD00104821 DD00104819 Use calibrat...

Page 27: ...62 340 13 39 28 62 TC A 0070 CA 70 600 23 62 340 13 39 31 68 TC A 0100 CA 100 800 31 50 430 17 20 91 200 TC A 0210 CA 140 CA 210 800 31 50 430 17 20 81 179 1 Single ended torque arm with articulated connection Table 8 Dimensions torque arm TCA Fig 17 Single ended torque arm mounting for spline shaft Fig 18 Single ended torque arm mounting for plain shaft For spline shaft on driven machine For plai...

Page 28: ...21 Fig 29 Table 9 and Table 12 Do not stand in the danger zone WARNING Heating of material welding Risk of fire health hazard damage to equipment environmental pollution Only perform welding work when the machine system is depressurized The product is painted with thermosetting plastic paint containing an isocyanate component When a thermosetting plastic paint is heated to over 150 175 C gases are...

Page 29: ...corrosion after welding 2 1 2 Fb Alternative position DD00079192 NOTE Grounding point for welding Fig 21 External forces Fr Fb for TC A T Torque direction on driven shaft Torque arm Motor Force Fb Force Fr 1 N lb N lb TC A 0050 CA 50 50 35 000 7 686 33 077 7 436 TC A 0070 CA 70 70 49 000 11 016 46 754 10 511 TC A 0100 CA 100 100 52 500 11 802 49 164 11 053 TC A 0210 CA 140 140 73 500 16 523 69 517...

Page 30: ...ng support 1 3 Bolt 2 4 Circlip 4 5 Spherical plain bearing 2 6 Split pin 2 Standard articulated connection 1 The bearing 5 shall be mounted by using a mounting sleeve or tube applied on the bearing outer ring 2 The bearing shall be mounted with the slot in the outer ring perpendicular towards the load direction See Fig 22 3 Lock the bearings with the circlips 4 4 Assemble the rest of the componen...

Page 31: ...r towards the load direction See Fig 23 3 Lock the bearings 6 with the circlips 5 4 Grease the chonical sleeves 7 and shaft 3 with grease available preferably graphite grease Do not grease the threads 5 lnsert the shaft 3 and then the supporting sleeves 4 and position the shaft 3 in the bores Make sure the shaft is centered see Fig 23 Install the sleeves 7 then wedge lock washers 8 and nuts 9 Tigh...

Page 32: ...ting for plain shaft Mounting kit Torque arm mounted spline motor For spline shaft on driven machine Torque arm mounted coupling motor Torque arm B C Weight 1 mm in mm in kg lb DTCA 0050 625 24 6 730 28 74 95 209 DTCA 0070 900 35 4 730 28 74 100 220 DTCA 0100 1 015 40 0 780 30 71 135 297 DTCA 0140 1 165 45 9 780 30 71 155 341 DTCA 0210 1 320 52 0 780 30 71 162 357 1 Double ended torque arm with ar...

Page 33: ...nsions for ground attachment see Fig 28 and Table 11 Mounting of hydraulic cylinder and articulated connection for DTCA Torque arm A B C D E mm in mm in mm in mm in mm in DTCA 0050 DTCA 0070 69 2 72 47 1 85 88 3 46 110 4 33 13 0 51 DTCA 0100 to DTCA 0210 129 5 08 85 3 35 152 5 98 196 7 72 25 0 98 Table 11 Hole pattern and dimensions for articulated connection and hydraulic cylinder for DTCA Fig 28...

Page 34: ... for DTCA DD00104844 T Torque direction on driven shaft Torque arm Motor Force Fa Fb on foundation Force Fr on driven shaft 1 N lb N lb DTCA_ 0050 01 CA 50 50 31 013 6 972 00 2 182 490 53 DTCA_ 0070 01 CA 70 70 31 013 6 972 00 815 183 22 DTCA_ 0100 02 CA 100 100 38 298 8 609 733 3 142 706 35 DTCA_ 0140 03 CA 140 140 46 727 10 504 65 3 531 793 80 DTCA_ 0210 04 CA 210 210 61 836 13 901 29 4 213 947 ...

Page 35: ... use the pins 2 and lock them in place with circlips 3 3 Attachment brackets 6 for torque arm should be fastened with screws 7 4 Check and adjust the distance C for the cylinder according to Table 10 Note depending on application this distance can be different Shim between the torque arm attachment brackets and the foundation or if possible adjust the mounting plate of the foundation to reach the ...

Page 36: ...nd hydraulic cylinder This is valid with the hydraulic cylinder on the right hand side of the the motor See Fig 31 1 Mount the hoses The hose mounted to connection T1 has to be mounted to the hydraulic cylinder connection A and the hose from connection T2 has to be mounted to the cylinder connection B Table 13 Hydraulic connections DTCA A T2 C T1 B The cylinders should be vented from air during co...

Page 37: ...the driven shaft Mounting of shrink disc to coupling motor 1 The shrink disc arrives from the factory lubricated with grease on the conical surfaces and the screws see Fig 33 This lubricants shall remain on these surfaces 2 Clean the outside of the hollow shaft 3 Remove the spacers between the two clamping rings of the shrink disc 4 Mount the shrink disc on the hollow shaft Use an approved sling b...

Page 38: ...leaned surface no lubrication Hollow shaft Centre of shaft DD00058194 The conical surface between the coupling ring and the clamping rings as well as the screws shall be coated with Molykote G Rapid plus paste see Fig 33 This is done from the factory at delivery When a motor has been in for overhaul or service and shall be reassembled it may be necessary to relubricate those surfaces with Molykote...

Page 39: ...2 0 Fig 34 Driven shaft without stress relieving groove DD00104916 B 5 0 B 0 2 0 Fig 35 Driven shaft with stress relieving groove DD00104914 Groove Motor Length B mm in CA 50 CA 70 71 5 2 81 CA 100 CA 140 84 5 3 33 CA 210 105 4 13 Table 14 Clamping length Mounting the coupling motor with torque arm to the driven shaft ...

Page 40: ... washers 3 Remove the plug G1 2 4 Align the motor with the driven shaft 5 Install the assembly tool by passing the tie rod through the centre of the motor and screw it into the driven shaft by using a wrench at the key grip at the end of the assembly tool Assemble the washer and then the nut tight to the bearing retainer 3 See Fig 36 6 Pull the motor onto the shaft by turning the nut on the mounti...

Page 41: ...l to prevent wear of spline interface Wear of spline increase relative movement between driven shaft and motor which can cause the mounting kit holding the motor axially to break Torque arm mounted motor with spline and mounting kit can be used only for horizontal mounting and or motor driven shaft pointing downwards unless extra safety arrengements is installed to secure the motor from falling Fi...

Page 42: ... tolerance as described above 4 Mark the screw head at 12 o clock with a pen or paint so that you can follow the turning sequence of the screws 5 Set the torque wrench to max 1 3 of the specified maximum torque for the coupling screws tighten all bolts in sequence shown in Fig 39 for 2 or 3 passes Increase the torque to max 2 3 of maximum torque and tighten the bolts another 2 or 3 of passes 6 Set...

Page 43: ...ening Type of head Nm Ib ft CA 50 CA 70 290 8 M16 x 55 10 9 250 185 Hexagon CA 100 CA140 330 12 M16 x 65 10 9 250 185 Hexagon CA 210 350 15 M16 x 80 10 9 250 185 Hexagon NOTICE Slipping shaft Damage of motor or customer shaft There is a metallic sign on every shrink disc with a tightening torque stamped on it This torque is always to be used Tightening torque value is critical Use calibrated torqu...

Page 44: ...ssembly tool by passing the tie rod through the centre of the motor and screw it into the driven shaft by using a wrench at the key grip at the end of the assembly tool Assemble the washer and then the nut tight to the bearing retainer 3 9 Rotate the cylinder block motor to line up the splines with the drive shaft 10 Pull the motor onto the shaft by turning the nut on the assembly tool 11 Remove t...

Page 45: ...s CA Radial piston hydraulic motor 45 76 Fig 40 Mounting spline motor with assembly tool DD00104855 Driven shaft 3 5 1 2 Key grip Tie rod Washer Nut DD00104860 Fig 41 Fix the spline motor with the mounting kit horizontal mounting O ring 4 5 1 Oil filling of spline Oil ...

Page 46: ...he G1 thread See Fig 42 Oil volume see Table 17 3 Mount the G1 plug 2 Torque 125 Nm 92 lb ft 4 Mount the end cover 1 Torque 80 Nm 59 lb ft Fig 42 Flange mounted motor shaft horizontal If oil here it can be used for the spline Remove the o ring O ring Oil to be filled before tightening G1 plug 2 DD00104864 Table 17 Oil Volume for lubrication of spline connection flange mounting Frame size Horizonta...

Page 47: ...Check shaft splines for burrs to minimize the risk to damage the o ring Lubricate shaft splines with hydraulic fluid 4 Remove the plug G1 5 Mark spline tooth location on the outside of the cylinder block to assist alignment during installation 6 Align the motor with the driven shaft 7 Rotate the cylinder block motor to line up the splines with the drive shaft 8 Pull the motor onto the shaft 9 Fill...

Page 48: ...the motor 3 Check shaft splines for burrs to minimize the risk to damage the o ring Lubricate shaft splines with hydraulic fluid 4 Remove the plug G1 5 Mark spline tooth location on the outside of the cylinder block to assist alignment during installation 6 Align the motor with the driven shaft 7 Rotate the cylinder block motor to line up the splines with the drive shaft 8 Pull the motor onto the ...

Page 49: ...The M12 thread in the center of the brake piston can not be used to release the brake mechanically or hold spring force while removing the screws 40 see Fig 46 Wrong position of disc set Danger to life or risk of injury damage to equipment When reassembly of brake parts be aware of correct position of disc set See Fig 45 Fig 45 Correct position of disc set CAUTION Escaping hydraulic fluid Risk of ...

Page 50: ...outside of the connection block 4 Apply a thin layer of corrosion protection Shell Ensis or similar on the top surface of the cylinder block and connection block 5 Mount the disc centre 302 on the cylinder block align the boltholes in the disc centre 302 with the threaded holes in the cylinderblock Oil the screws 52 and assemble with lock washers torque crosswise to 136 Nm 100 lb ft 6 Apply grease...

Page 51: ...st each other on the inner diameter 12 Apply a thin layer of corrosion protection Shell Ensis or similar on the outer machined area of the brake piston 313 13 Apply a string of liquid sealing compound on the contact surface between the brake housing 305 and brake cover 314 The sealing compound should be applied in a complete circle on the inside of the threaded holes of the brake housing 305 14 Mo...

Page 52: ...off 2 The brake piston 313 can be removed by installing 3 screws M8 and be lifted off by using the screws 3 Inner and outer discs 318 320 can be removed and the spacer 308 in place can be removed 4 Loosen the screws 43 and take off the seal retainer 25 Assembly 1 Oil the screws 43 and assemble with washers torque 136 Nm 100 lb ft 2 Place the correct spacer 3xx inside the brake housing 305 See Tabl...

Page 53: ...Apply a thin layer of corrosion protection Shell Ensis or similar on the outer machined area of the brake piston 313 7 Apply a string of liquid sealing compound on the contact surface between the brake housing 305 and brake cover 314 The sealing compound should be applied in a complete circle on the inside of the threaded holes of the brake housing 305 8 Mount the brake cover 314 on the brake hous...

Page 54: ...ection G 3 4 B2 Alt brake connection G 3 4 B3 Flushing connection G1 8 Fig 49 Port connections at MDA 14 and MDA 21 Flange mounting of brake MDA 14 and MDA 21 The brakes MDA 14 and MDA 21 are normally mounted to a bearing bracket or winch with 22 pcs of M20 10 9 screws Torque 540 Nm 398 lb ft The spline shaft shall be greased with multi purpose grease Fig 50 Example of flange mounted MDA brake DD0...

Page 55: ...t 3 Check shaft splines for burrs and lubricate shaft splines with multi purpose grease 4 Mount the brake on the shaft 5 Mount the mounting kit R939058616 bolt and cover 6 Torque the screw to 385 Nm 284 lb ft 7 Reassemble the brake according to 7 4 9 O ring Mounting kit Fig 51 Torque arm mounted brake Tandem mounting of CA motor and MDA 14 or MDA 21 CA motor type B and tandem kit R939002266 must b...

Page 56: ...lange mounted motors DD00104901 Drain line connection D1 D2 D3 7 4 10 Draining and venting of the motor Horizontal mounting When the motor is installed with the shaft in the horizontal plane the highest of the drain ports D1 D2 or D3 must always be used see Fig 53 Drain line must be connected to the tank with a minimum of restrictions to ensure that the maximum case pressure is not exceeded ...

Page 57: ...essure With bidirectional drives use the connection with lowest average pressure Connecting to high pressure will increase the motor drain flow B Motor shaft pointing downwards The drain line must be connected to one of the drain ports D1 or D2 in the connection block Connect the flushing port F3 to the drain line See Fig 54 alt B Shaft side downwards Connecting to high pressure will increase the ...

Page 58: ... the max values CAUTION High temperature in motor case Reduction in basic rated life service life Max power without flushing CA 50 and CA 70 60 kW 80 hp CA 100 to CA 210 120 kW 160 hp For calculation of required flushing see data sheet RE 15305 or contact your Bosch Rexroth representative The flushing oil shall be drained in the normal drainline see chapter 7 4 10 Connect the input flushing line a...

Page 59: ...Connection Description Dimensions Remarks A1 A2 Main connection 1 1 4 If A is used as the inlet the motor shaft rotates counterclockwise viewed from the motor shaft side C1 C2 Main connection 1 1 4 If C is used as the inlet the motor shaft rotates clockwise viewed from the motor shaft side D1 Drain connection G 3 4 D2 Alternative drain connection G 3 4 D3 Alternative drain connection G 3 4 T1 Test...

Page 60: ...or be in the zone of rotating parts Rotating part DD00104903 Rotating part DD00104904 Fig 56 Rotating part spline motor and coupling motor Fig 57 Direction of rotation DD00104905 With the inlet flow connected to port A the motor shaft rotates in the direction shown by the arrow anti clockwise viewed from shaft side of the motor With the inlet flow connected to C port the motor shaft rotates clockw...

Page 61: ...ained from the motor to prevent accidental mixing with the hydraulic fluid used in the system Check that the motor is installed according to chapter 7 Check that all hydraulic couplings and plugs are properly tightened to prevent leakage Select the hydraulic fluid in accordance with the recommendations See chapter 15 1 1 and Data sheet RE 15414 Hydraulic fluid quick reference Check that the motor ...

Page 62: ...moved by the filters The filter cartridges have to be changed after the first 100 working hours and after that according to the maintenance chart Table 23 See also Chapter 10 3 second point about filter clogged indicators It is important that the pressure is limited to 250 bar 3626 psi when starting up the motor This is valid for the first 100 hours 8 2 RE COMMISIONING AFTER STANDSTILL For recommi...

Page 63: ...sing a high pressure cleaner could damage the speed sensor and the seals of the hydraulic motor Do not point the high pressure cleaner at sensitive components e g shaft seals seals in general electrical connections speed sensors and valves For cleaning and care of the hydraulic motor observe the following Plug all openings with suitable protective caps devices Check whether all plugs and plug seal...

Page 64: ...comes into contact with your eyes or bloodstream or is swallowed consult a doctor immediately 10 2 1 Oil inspection Purpose of taking oil sample The purpose of oil sampling is to check the condition of the hydraulic fluid With scheduled oil analysis wear products can be identified and corrective action can be taken before failure occurs Oil analysis can indicate when an oil change is required poin...

Page 65: ...the main loop Never take the sample out of the tank Clean the coupling and the hose carefully Connect the mini mess hose to the coupling be careful and aware of the direction of the oil stream Let minimum 2 liters 0 53 gallon US of oil flush into a bucket before you fill the bottle Remove the cap of the bottle as late as possible and don t let any contamination be in touch with the cap bottle or t...

Page 66: ...lter clogged indication has been given Check the pressures and temperatures in the hydraulic system and carry out routine operations Adjust valves etc if necessary Check the hydraulic fluid see chapter 10 4 2 Make sure that no dirt or other contaminations enter the system during inspection Check that the outside of the hydraulic motor in an installation is kept free of dirt thus leakage and faults...

Page 67: ...elow the minimum allowed viscosity for the actual fluid or the recommended viscosity for the motor see chapter Hydraulic fluids in data sheet RE 15305 Oxidation Hydraulic oil oxidizes with time of use and temperature This is indicated by changes in colour and smell increased acidity or the formation of sludge in the tank The rate of oxidation increases rapidly at surface temperatures above 60 C 14...

Page 68: ... Use exclusively original spare parts from Bosch Rexroth to repair the Hägglunds product otherwise the functional reliability of the Hägglunds product can not be assured and you lose your entitlement under warranty Address all questions regarding spare parts to your responsible Bosch Rexroth Service partner or the service department of the manufacturer s plant for the Hägglunds products Details of...

Page 69: ... the prescribed position of the lifting strap Observe the local federal laws and regulations on work and health protection and transportation CAUTION Contact with hydraulic fluid Hazard to health health impairment e g eye injuries skin damage toxication during inhalation Avoid contact with hydraulic fluids When working with hydraulic fluids strictly observe the safety instructions provided by the ...

Page 70: ...nt the mounting kit 4 or the plug G1 2 5 Remove the bearing retainer 3 The oil will drain out 6 Install the assembly tool with the nut according to Fig 58 Screw it into the driven shaft by using a wrench at the key grip at the end of the assembly tool 7 Remount the bearing retainer 3 8 If the motor is flange mounted unscrew the motor from the flange If the motor is torque armed mounted dismount th...

Page 71: ...washers 3 Dismount the plug G1 2 4 Remove the bearing retainer 3 5 Install the assembly tool with the nut according to Fig 59 Screw it into the driven shaft by using a wrench at the key grip at the end of the assembly tool 6 Remount the bearing retainer 3 to the motor 7 Disconnect the torque arm from the articulated connection 8 Untighten the screws on the shrink disc gradually approximately a qua...

Page 72: ...rial in accordance with the national regulations in your country 3 Dispose of the hydraulic fluid according to the national regulations of your country Also observe the applicable safety data sheet for the hydraulic fluid 4 Remove the motor into its individual parts and properly recycle these parts and separate according to for instance Cast iron Steel Aluminum Non ferrous metal Electronic waste P...

Page 73: ...ections to motor incorrectly connected Connect the oil supply correctly Motor runs rough Pressure or flow fluctuations in the hydraulic system Find the cause in the system or in the driven unit Noise in the motor The motor is being operated with too low charge pressure Adjust the charge pressure to the correct level See chapter Recommended charge pressure in data sheet RE 15305 Internal faults in ...

Page 74: ...15 1 1 Hydraulic fluids The hydraulic CA motor is primarily designed for operation with hydraulic fluids according to ISO 11158 HM Before the start of project planning see Data sheet RE 15414 Hydraulic fluid quick reference for detailed information on hydraulic fluids and specific additional demands Filtration of the hydraulic fluid A contamination level of at most 18 16 13 according to ISO 4406 i...

Page 75: ...RE 15305 WA Version 11 2019 Bosch Rexroth AB About this product Hägglunds CA Radial piston hydraulic motor 75 76 NOTES ...

Page 76: ...ch Rexroth AB SE 895 80 Mellansel Sweden Tel 46 0 660 870 00 Fax 46 0 660 871 60 hagglunds boschrexroth com www boschrexroth com hagglunds We reserve the right to make changes Printed in Sweden RE 15305 WA ...

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