Summary of Contents for Bosch Rexroth LU 2
- Page 1 LU 2 Automatic lubrication unit 3 842 543 482 3 842 543 483 3 842 543 484 3 842 543 485 Assembly instructions Replaces: 2016-10 3 842 543 486 3 842 358 814/2017-01 ENGLISH 3 842 543 487...
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Page 2: Install Lubrication Unit Lu
Our products are subject to a natural process of wear and aging. © This document, as well as the data, specifi cations and other information set forth in it, are the exclusive property of Bosch Rexroth AG. -
Page 3: Table Of Contents
Vplus accumulation roller chain: every 2000 h Special delivery PURGE PIN number Counter pressure monitoring Low temperature monitoring Indicator elements and signal outputs 6.8.1 LED indicators and display 6.8.2 Signal outputs 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... - Page 4 Exchange battery LU 2 11.4.3 Replacement parts Shutdown Disassembly and replacement 13.1 Preparing the product for storage/further use Disposal Upgrading and modifi cation Troubleshooting Technical data 17.1 Storage period 17.2 Ambient conditions Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01...
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Page 5: About This Document
Chapter 3 “General notes on property and product damage”, and before a course of action or a required action, in which there is a risk of personal injury or property damage. Be sure to observe all safety precautions. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 6: Symbols
If this information is not observed, the product cannot be used and/or operated optimally. Single, non-related actions Numbered instructions: The numbers indicate that the actions must be carried out one after the other. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 7: Designations
The product is strictly intended for professional use and not for private use. The intended use also implies that you have read and understood this documentation, especially chapter 2 “Safety”. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 8: Improper Use
Any use other than that described in Chapter “Intended use” is considered improper and is not permitted. Bosch Rexroth AG is not liable for any damages resulting from improper use. The user is solely responsible for the consequences of improper use. -
Page 9: Product-Specifi C Safety Instructions
• Do not reach into moving parts. • An idle system is not a safe system, as stored energy can be released unintentionally or through improper maintenance procedures. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 10: Personal Protective Equipment
/ or improper handling. • Avoid the penetration of detergent into the system. During cleaning • Never use solvents or aggressive detergents. • Do not use a high-pressure cleaner for cleaning. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 11: Scope Of Delivery
– Adapter Set AS 2/R-300, -700, 3 842 543 485 – Adapter Set AS 2/R-1200, -2200, 3 842 543 486 – Adapter Set AS 2/R-V, 3 842 543 487 1) Not part of the delivery, please order separately. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 12: Product Description
AS 2/C-400, -700 Adapter Set AS 2/R-300, -700 Adapter Set AS 2/R-1200, -2200 Adapter Set AS 2/R-V 1) Not part of the delivery, please order separately. 358 814-01 Fig. 1: Product description Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 13: Identifi Cation Of The Product
......Typschild Fig. 2: Name plate 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 14: Function
[h:mm] with oil container LC 2 (= LC250) 1:30 3:00 4.36 6:06 7:36 358 814-25 9:06 10:36 12:12 13:42 15:12 Please note: 16:42 (1 cm³ 0.9 g lubricant) 18:12 Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 15: Setting The Delivery Volume In The Time Operating Mode
The operating mode, the entered delivery period, the entered oil container LC 2 LC250) and the metered volume to be delivered per 100 hours are shown on the display. 358 814-34 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 16: Display Of The Remaining Delivery Period
The display shows the remaining delivery time in hours. > hours appears in the display where the remaining delivery time is 999h equal or greater than 1000 hours. 358 814-37 Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 17: Pulse Mode
• Before the following delivery the supply voltage must be shut down for > 1 s. • The signaling/display of system states and errors is only possible when the supply voltage is present. 358 814-26 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 18: Setting The Delivery Volume In The Pulse Operating Mode
LC250) and the required delivery volume per pulse (delivery) are entered via the display using the SET button. The number of pulses (deliveries) can be taken from Table 6 on page 18. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... - Page 19 The plug icon (cable break detection, see page 25) appears in the display and the arrow icon flashes in the display. The drive LEDs flash green at 5 s intervals. 358 814-44 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG...
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Page 20: Required Delivery Volume
0.26 cm Delivery volume x [m] each pulse: 0.55 cm 358 814-16 Fig. 4: Flat top chain: Required delivery volume for 2 - 3 g oil/m chain every 2000 h Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 21: Accumulation Roller Chain: Every 1000 H
Delivery volume each pulse: 0.26 cm x [m] 358 814-17 Fig. 6: Accumulation roller chain: Required delivery volume for 2 - 3 g oil/m chain every 2000 h 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 22: Vplus Accumulation Roller Chain: Every 1000 H
0.55 cm Delivery volume x [m] each pulse: 9.5 cm 358 814-18 Fig. 8: Vplus accumulation roller chain: Required delivery volume for 2 - 3 g oil/m chain every 2000 h Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 23: Special Delivery Purge
The lubrication unit then returns to the preset operating mode. 358 814-38 The PURGE special delivery can be canceled at any time by pressing the SET button a second time. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 24: Pin Number
If the drive returns to a permissible temperature range, the display disappears and the drive is put back into operation by pressing and holding the SET button for > 1 s. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 25: Indicator Elements And Signal Outputs
The lubrication unit monitors the signal outputs OK and Err for cable breaks. If a cable break is detected by the signal outputs, the plug symbol disappears from the display. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 26: Transport And Storage
• Pay attention to the ambient conditions, see page 53. • For belt sections with mounted motor-transmission combination and/or mounted lubrication unit: Support the belt section so that the motor-transmission combination or lubrication unit are not overloaded. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 27: Installation
• Hex socket head cap screw SW3, SW4, SW5, SW6. • Cross recess screwdriver PZ2 • Rubber mallet • Spirit level • Expanding pliers • Cutter to shorten the lubrication line. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 28: Symbols Used
Graphical depiction of components. The letters denote the components mentioned in the accompanying text. Detail view from a different direction, for example, on the back or bottom of the product. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 29: Installing The Product
(A) or = 10Nm - below the section profi le (B). = 10Nm = 10Nm SW10 = 10Nm 358 814-02 Fig. 9: Install the holder for the lubrication unit LU 2 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 30: Install Support Bracket And Connector Set In The Holder
Connect hoses to the lubrication unit according to your application (see also page 33 to 37) 358 814-20 Fig. 10: Install support bracket and connector set in the holder Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 31: Install Lubrication Unit Lu 2
(Y). 358 814-21 Fig. 11: Install drive on oil container LC 2 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... - Page 32 Only in pulse mode: After re-establishing the supply voltage a delivery process is carried out. During the delivery the drive and the LED indicators fl ash at 1 s intervals. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01...
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Page 33: Install Adapter Set As 2/C-100, -250
• Fill the lubrication line before commissioning, e.g. by repeatedly pressing the lubricating device (button in the PLC control) or using the special delivery PURGE (see page 23), until lubricant comes out of the lubrication pin. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 34: Install Adapter Set As 2/C-400, As 2/C-700
• Fill the lubrication line before commissioning, e.g. by repeatedly pressing the lubricating device (button in the PLC control) or using the special delivery PURGE (see page 23), until lubrication comes out of the lubrication pin.. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... - Page 35 • Fill the lubrication line before commissioning, e.g. by repeatedly pressing the lubricating device (button in the PLC control) or using the special delivery PURGE (see page 23), until lubrication comes out of the lubrication pin.. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG...
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Page 36: Install Adapter Set As 2/R-300, As 2/R-700
• Fill the lubrication line before commissioning, e.g. by repeatedly pressing the lubricating device (button in the PLC control) or using the special delivery PURGE (see page 23), until lubrication comes out of the lubrication pin.. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 37: Install Adapter Set As 2/R-1200, As 2/R-2200
• Fill the lubrication line before commissioning, e.g. by repeatedly pressing the lubricating device (button in the PLC control) or using the special delivery PURGE (see page 23), until lubrication comes out of the lubrication pin. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 38: Make The Electrical Connection To The Product
Voltage supply + V DC white Signal output blue Voltage supply GND black Signal output Err Signal states for the outputs OK and Err see Table 8 on page 25. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 39: Plc Programming Suggestions For Evaluating The Signal Outputs
358 814-14 Fig. 20: PLC programming suggestion with two output signals Output Q1 = High if: • Oil container empty Output Q2 = High if: • Fault • Cable break 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... - Page 40 Fig. 21: PLC programming suggestion with three output signals • normal function Output Q1 = High if: • Oil container empty Output Q2 = High if: • Fault • Cable break Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01...
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Page 41: Start-Up
Ensure the lubrication lines are completely fi lled with lubricant before the product is put into operation. • Before fi rst use or re-commissioning of a conveyor system, run a risk assessment in accordance with DIN EN ISO 12100. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 42: Short Description Commissioning
• The lubricating unit is ready for operation with the parameters previously set. 9.2 Re-commissioning after a standstill period Follow the steps for fi rst-time operation. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 43: Operation
(e.g. welding beads, pumice dust, shards of glass, or loose and easily lost items). Under such conditions the maintenance intervals should be signifi cantly reduced. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 44: Maintenance And Repair
• Test runs with open panels are only allowed if they are carried out by a competent person using tip switches and no interference through other switching elements exists. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 45: Cleaning And Care
The automatic lubrication unit LU 2 is maintenance free. 11.4 Replacement of worn parts Required tools • Hex wrench (open-ended spanner) SW13, SW17, SW19. • Hex socket head cap screw SW4. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 46: Exchange Oil Container Lc 2
(C). Dispose of the empty oil container in accordance with local regulations in your country for oil and grease waste. 358 814-23 Fig. 22: Disassemble oil container LC 2 Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... - Page 47 During the delivery the drive and the LED indicators fl ash at 1 s intervals. 358 814-24 Fig. 23: Assemble oil container LC 2 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG...
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Page 48: Exchange Battery Lu 2
“Click” “Click” 358 814-52 Fig. 24: Exchange battery LU 2 11.4.3 Replacement parts For a list of spare parts, see MTparts, 3 842 529 770. Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 49: Shutdown
• Protect the product from environmental infl uences such as dirt and moisture. • Pay attention to the ambient conditions, see page 53. • For products with mounted motor, support the product so that hanging-mounted engines will not be burdened. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 50: Disposal
15 Upgrading and modifi cation • Do not modify the product. • The Bosch Rexroth warranty only applies to the system as delivered and with approved upgrades. The manufacturer accepts no warranty claims for systems with unapproved modifi cations or upgrades. -
Page 51: Troubleshooting
Backup battery drive empty Display: If you are unable to fi x the error, you should contact us at one of the contact addresses which you can fi nd at www.boschrexroth.com. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... -
Page 52: Technical Data
2 years oil container LC 2 max. 1 year • under storage conditions Protect against environmental infl uences, relative humidity 20% to 50% Ambient temperature 20 °C Bosch Rexroth AG, MIT: LU 2, 3 842 358 814/2017-01... -
Page 53: Ambient Conditions
fl uid, we recommend that you consult with your specialized Rexroth representative. • Avoid long-term contact with acidic or basic reacting materials. 3 842 358 814/2017-01, MIT: LU 2, Bosch Rexroth AG... - Page 54 Bosch Rexroth AG PO Box 300207 70442 Stuttgart Germany Fax +49 711 811–7777 info@boschrexroth.de www.boschrexroth.com Subject to modifi cations 3 842 358 814/2017-01...