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Table of Contents
Related Manuals for Hägglunds Compact CA Series
Summary of Contents for Hägglunds Compact CA Series
- Page 1 Installation and Maintenance Manual Compact CA EN411-13h 2006...
- Page 2 Installation and Maintenance Manual, Compact CA Preface Preface Hägglunds Drives is one of the worlds leading manufacturers of large hydraulic Drive Systems. A leading position, made possible by unbeatable service spirit and of continuing development of both products and markets all over the world. Our drives are to be found in most industrial and marine segments, where there are extremely high demands for efficiency and reliability.
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Page 3: Table Of Contents
Installation and Maintenance Manual, Compact CA Contents Contents GENERAL ..........................4 Safety precautions .........................4 Motor data ..........................5 Functional description ......................6 TECHNICAL DATA .........................7 Recommended charge pressure.....................7 Sound from a complete installation ..................8 Choice of hydraulic fluid ......................9 Environmentally acceptable fluids ..................10 INSTALLATION ........................11 Mounting instructions ......................11 Thread for mounting tool .......................1... -
Page 4: General
Installation and Maintenance Manual, Compact CA General GENERAL 1.1 Safety precautions It is of high importence that the Safety precautions are always followed, if you are unsure about something, please don´t hesitate to contact your nearest HD-office for advice. Warning signs In this manual you will find the following signs which indicate a potential hazard, which can or will cause personal enjury or substantial property damage. -
Page 5: Motor Data
Installation and Maintenance Manual, Compact CA General Motor data Table 1.1 Motor type FULL DISPLACEMENT Max. ** DISPLACEMENT SHIFT pressure Displace- Specific Rated Max.*** Displace- Specific Rated Max. Ratio Metric ment torque speed speed ment torque speed speed CA 50 0 156 Not recommended to be used in CA 50 5... -
Page 6: Functional Description
Installation and Maintenance Manual, Compact CA General Functional description Hägglunds hydraulic industrial motor COM- Oil main lines are connected to ports A and C PACT CA is of the radial-piston type with a in the connection block and drain lines to ports rotating cylinder block/hollow shaft and a sta- D1, D or D3 in the motor housing. -
Page 7: Technical Data
Installation and Maintenance Manual, Compact CA Technical data TECHNICAL DATA Recommended charge There are three distinct cases: pressure Case 1: The motor works in braking mode. Required The hydraulic system must be such that the charge pressure at the inlet port is according motor will recieve sufficient charge pres- to diagram below. -
Page 8: Sound From A Complete Installation
Installation and Maintenance Manual, Compact CA Technical data Sound from a complete installation Background noise Pipe Hydraulic Noise from Pump noise motor driven unit motor Foundation and construction noise Remarks: Background noise Hydraulic motor The background noise can not normally be The hydraulic motor is a known noise level. -
Page 9: Choice Of Hydraulic Fluid
Installation and Maintenance Manual, Compact CA Technical data Choice of hydraulic fluid The Hägglunds hydraulic motors are primarily designed to operate on conventional petroleum based hydraulic oils. The hydraulic oil can be chosen in consultation with the oil supplier of your local sales office, bearing the following requirements in mind: GENERAL The oil shall have FZG (90) fail stage minimum 11 described in IP 334 (DIN 51354). -
Page 10: Environmentally Acceptable Fluids
Installation and Maintenance Manual, Compact CA Technical data Environmentally acceptable fluids Fluid Approved Seals Internal paint Vegetable */** Fluid Nitrile (std motor) Synthetic ** Esters HE Nitrile (std motor) * Vegetable fluids give good lubrication and small change of viscosity with different temperature. Vegetable fluids must be controlled every 3 months and temperature shall be less than +45°... -
Page 11: Installation
Installation and Maintenance Manual, Compact CA Installation INSTALLATION Mounting instructions Design of driven shaft end on heavily- loaded shaft If the motor is to work properly it must be Where the driven shaft is heavily loaded installed with the greatest possible precision. and is subject to high stresses, for example Every item connected to the motor that does on changes in the direction of rotation, it is... -
Page 12: Thread For Mounting Tool
Installation and Maintenance Manual, Compact CA Installation Spline Thread for mounting tool The splines shall be lubricated with hydraulic To make it easier to mount the motor on oil, or filled with transmission oil from the the driven shaft end or to remove the motor connected gearbox. -
Page 13: Lifting Methods
Installation and Maintenance Manual, Compact CA Installation 3.1.1 Lifting methods Always make sure where the centre of gravity Note: Motor lifted without coupling is before any lifting. fitted, danger of slipping off. Steel eye bolts. Fig. 3.4b Fig. 3.4a (3xM1) Max. - Page 14 Installation and Maintenance Manual, Compact CA Installation Lifting Compact Tandem motor Lifting method Oiling of splines with hydraulic oil. Fig. 3.4c Fill up to plug G3/4". 90 Nm / 65 lbf Always make sure where centre of gravity is before any lifting. Never stand below the motor during lifting.
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Page 15: Standing The Motor On A Flat Surface
Installation and Maintenance Manual, Compact CA Installation Table 3.5 Standing the motor on a flat surface Motor with Motor with When the motor is placed on a flat surface shrink disc splines Motor such as a floor, it must stand either on its outer diameter or on the suitably protected end face CA 50 of the hollow shaft (see Fig. -
Page 16: Mounting The Coupling Onto The Motor Shaft
Installation Installation and Maintenance Manual, Compact CA 3.1.2 Mounting the coupling onto the motor shaft Instruction to follow when mounting Never tighten the coupling the COMPACT CA motor on a driven screws until the motor has shaft been mounted onto the Before the motor is mounted there are some driven shaft. - Page 17 Installation and Maintenance Manual, Compact CA Installation Remember: The following factors are important for successful mounting: - Right material and dimension on the driven - Absolutely No Molycote on the surfaces shaft. between shaft-motor. Clean the driven shaft and the inside of the motor hollow shaft. - The conical surface between the coupling ring and the clamping rings + the bolts shall be - Alignment of the motor on the shaft.
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Page 18: Fitting The Torque Arm To The Motor
Installation and Maintenance Manual, Compact CA Installation 3.1.3a Fitting the torque arm to the motor The torque arm is fitted to the motor before the Fig. 3.9 CA 50/70 motor is mounted on the driven shaft. - Open the nuts M16 screws for CA50-70. - Clean the spigot surface on the torque arm and motor. -
Page 19: Fitting The Double Ended Torque Arm
Installation and Maintenance Manual, Compact CA Installation 3.1.3b Fitting the double ended torque arm Remark! The torque arm is fitted to the motor before the motor is mounted on to the driven shaft. See Start the system and run it for some minutes. 3.1.3a "Fitting the torque arm to the motor". -
Page 20: Mounting The Motor Onto The Driven Shaft - Shaft Coupling
Installation and Maintenance Manual, Compact CA Installation 3.1.4a Mounting the motor onto the driven shaft - shaft coupling The motor can be mounted onto the driven shaft with or without a mounting tool, but the use of a mounting tool is recommended since it makes the work easier. It is important to arrive at the correct clamping length between the driven shaft and the hollow shaft of the motor. - Page 21 Installation and Maintenance Manual, Compact CA Installation Fig. 3.11 Without stress relieving groove Fig. 3.12 Vertical line Fig. 3.11a With stress relieving groove Mounting the motor without a mounting tool The motor can be mounted onto the driven shaft without using a mounting tool, though this is more difficult and takes longer time.
- Page 22 Installation and Maintenance Manual, Compact CA Installation Fig. 3.13 Clean the driven shaft and the inside of the motor hollow shaft. Table 3.9 Tightening torque No of Strength Type of Motor type Screw dim screws class head lbf·ft CA 50/70 M16 x 55 10.9 Hexagon...
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Page 23: Mounting The Motor Onto The Driven Shaft - Splines
Installation and Maintenance Manual, Compact CA Installation 3.1.4b Mounting the motor onto the driven shaft - splines Flange mounted motors For flange mounted motors, the spline shall nor- Mounting kit mally not be subject to radial load.With no radial 478 369-801 load, the splineshaft can be oiled before mounting the motor. - Page 24 Installation and Maintenance Manual, Compact CA Installation Torquearm mounted motors with brake Motors with brake MDA, must have the brake disas- Mounting kit sembled. See 3.1.10. 478 369-801 - Mount torque arm to motor with bolts supplied. Align with oil connection ports as required. o-ring - Lubricate and install o-ring at leading edge of motor bore.
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Page 25: Removing The Motor From The Driven Shaft
Installation and Maintenance Manual, Compact CA Installation 3.1.5 Removing the motor from the driven shaft Removal by using the mounting tool Before dismounting the motor from the driven shaft the oil in the motor housing must be drained through the lower draining hole. - Slacken the shaft coupling screws gradually;... -
Page 26: Mounting The Reaction Point
Installation Installation and Maintenance Manual, Compact CA 3.1.6 Mounting the reaction point Fig. 3.16 Mounting of pivoted attachment x = ± mm (0,079) misalignment in installation. x ≤ ±15 mm (0,59) movement when in use. Alternative position Note: The toggle bearing must be dismounted during welding. -
Page 27: Brake Mda
Installation and Maintenance Manual, Compact CA Installation 3.1.7 Brake MDA The brake is of the fail safe multi disc type. During normal operation hydraulic pressure keeps the discs within the brake separated, allowing shaft rotation. If hydraulic pressure is lost, springs force the discs together, stopping rotation of the shaft. -
Page 28: Mounting Mda 5, 7 & 10
Installation and Maintenance Manual, Compact CA Installation 3.1.9 Mounting MDA 5, 7 & 10 The brake is normally mounted on the motor Fig. 3.21 at the factory. If the brake is disassembled and shall be mounted on a motor, it must be done according to following. -
Page 29: Disassembly Of Mda 5, 7 &10
Installation Installation and Maintenance Manual, Compact CA Disassembly of MDA 5, 7 &10. Fig. 3.22 Connection 1/4" BSP for bearing oil 18 Nm / 13 lbf Please read this instruction Note: The M12 screw can not be used to hold the Brake cover (314) while remo- carefully before starting the ving the screws (40). -
Page 30: Brake Mda 14 & 1
Installation and Maintenance Manual, Compact CA Installation 3.1.11 Brake MDA 14 & 21 Max external load: 00 kN (44800 lbf) External load: 110 kN (4600 lbf) according to FEM M5: (L:T5) B1 and B2 Braking Begins to Fully Rec. opening Max allowed Displ. -
Page 31: Mounting Mda 14 & 1
Installation and Maintenance Manual, Compact CA Installation 3.1.12 Mounting MDA 14 & 21 The brakes, MDA 14 and MDA 1 are mounted to the bracket with M0 (strength class 10.9). Tightening torque 540 Nm (398 lbf·ft). Inside of the brake, the spline shaft shall be greased with Texaco Multi fac EP. -
Page 32: Disassembly And Assembly Of Mda 14 & 1
Installation and Maintenance Manual, Compact CA Installation Disassembly and assembly of MDA 14 & 21 Please read this in- struction carefully before starting the disassembly! 1. Star t the disassembly by slightly loosening the screws (40). Not more than 1 turn each. Continue with 1 turn of each screw around the cover until the pre-load of the Belleville springs (315)(Cup springs) is zero. -
Page 33: Motors With -Speed Valve
Installation Installation and Maintenance Manual, Compact CA 3.1.15 Motors with 2-speed valve Mounting of 2-speed valve on CA 50-210 Motors with -speed function must be ordered with correct direction of rotation. With wrong Remove the protective cover from motor direction, load on the piston will be increased 3 mounting surface, place the O-rings (included in delivery) in their proper position on the valve times, which can give overheating of the pistons. -
Page 34: Oil Connections
Installation and Maintenance Manual, Compact CA Installation Oil connections When using (heavy wall) piping and in frequent Fig. 3.25a reversal drives, it is recommended to fit flexible hoses between the motor and piping to avoid damage due to vibration and to simplify installation of the motor. - Page 35 Installation and Maintenance Manual, Compact CA Installation Main connection A, C Table 3.11 Motor mm (in) mm (in) CA 50...210 31 (1,) 1/ UNC 5 (0,98) Drain connection D1, D2 Test connection T...
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Page 36: Direction Of Rotation Of Motor Shaft
Installation Installation and Maintenance Manual, Compact CA 3.2.1 Direction of rotation of Fig. 3.26 motor shaft With the inlet pressure supply connected to A port, the motor shaft rotates in the direction shown by the arrow, anti-clockwise viewed from the motor shaft side. With the inlet pressure supply connected to C port, the motor shaft rotates clockwise viewed from the motor shaft side. -
Page 37: Draining And Venting The Motor
Installation Installation and Maintenance Manual, Compact CA 3.2.2 Draining and venting the motor Horizontal mounting When the motor is installed with the shaft in the horizontal plane, it can be drained without special provisions for venting. The highest of the three drain outlets D1, D or D3 must always be used; see Fig. -
Page 38: Flushing
Installation and Maintenance Manual, Compact CA Maintenance 3.2.3 Flushing For calculation of required flushing, please Flushing of motor case contact your Hägglunds representative.The To avoid high temperature in the motor case flushing oil shall be drained in the normal the heat must be removed, because high tem- drainline. -
Page 39: Before Commissioning
Installation and Maintenance Manual, Compact CA Maintenance Commissioning Place the motor as shown in fig 4.1, fill the motor with filtered oil in the following order: D1, A1, B, C1. See .3, "Filtration". - During initial starting and the period im- Take extreme care to ensure that no contamination mediately after it, any hydraulic installa- enters the motor. -
Page 40: Periodic Maintenance
Installation and Maintenance Manual, Compact CA Maintenance Periodic maintenance When a hydraulic system has been in service Motor for some time, it must undergo periodic If the motor is to be stored stationary for a maintenance and servicing at intervals which longer period than about 1 month, it must be depend on the equipment and the type of protected from internal rust. -
Page 41: Filters
Maintenance Installation and Maintenance Manual, Compact CA Filters Water content Filters must be changed after the first 100 Contamination of the oil by water can be working hours and the second change is to detected by sampling from the bottom of the be carried out after 3 months or 500 working tank. - Page 42 Installation and Maintenance Manual, Compact CA Maintenance You have to select what analysis the laboratory possible and don’t let any contamination be should take, but the most used analysis are in touch with the cap, bottle or the mini-mess particle count, water content, oxidation and hose when the sample is taken.
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Page 43: Fault Finding
Fault finding Installation and Maintenance Manual, Compact CA 5. FAULT FINDING Hydraulic motor Fault Probable cause Action The motor does not run. Mechanical stop in the drive. Check system pressure. If the pressure has risen to the relief valve setting, remove the load from the drive. - Page 44 Installation and Maintenance Manual, Compact CA Fault finding FAULT FINDING Hydraulic motor with MDA brake Fault Probable cause Action Insufficient braking torque. The brake cylinder is not drained Remove the cause of the pres- in the described manner, exces- sure. Concerning the maximum sive counter pressure in drainage counter pressure, see the section line.
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Page 45: Declaration Of Conformity
Installation and Maintenance Manual, Compact CA Deklaration of conformity DECLARATION OF CONFORMITY Example of the Declaration of Conformity given by Hägglunds Drives AB The DECLARATION OF CONFORMITY above, is available on request for deliveries from Hägglunds Drives AB. Translations into other languages are also available.