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- Page 1 OPERATION AND MAINTENANCE MANUAL MR21 COD.: MUM0096_REV. 07 SICOR S.R.L. Head Office and Production Centre Viale Caproni 32 (Industrial Area) 38068 Rovereto (TN) Italy Ph.. +39 0464 484111 Fax +39 0464 484100 www.sicoritaly.com info@sicoritaly.com...
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Page 2: Table Of Contents
MR21 AC MUM0096 rev. 07 - 1 - INDEX LETTER TO THE CUSTOMER ..................2 MACHINE IDENTIFICATION ..................3 WARRANTY ......................4 GENERAL DELIVERY NOTES ..................5 SAFETY PRECAUTIONS ..................... 6 SAFETY REQUIREMENTS ..................7 TECHNICAL FEATURES ..................... 10 MOVING THE WINCH ....................11 NOTES FOR INSTALLATION .................. -
Page 3: Letter To The Customer
SICOR congratulates you on choosing this product and hopes that you will be impressed by its excellent performance. -
Page 4: Machine Identification
AC MUM0096 rev. 07 - 3 - MACHINE IDENTIFICATION When writing to SICOR or Sicor Service Centres with regard to winches, always quote the serial number. This number, as well as other data regarding the identification of the winch, can be found on the plates located on the machine, electromagnet and motor as shown in the figure below. -
Page 5: Warranty
The warranty, apart from other contractual agreements, is regulated by the following clauses: ◦ The warranty on SICOR products is valid for a period of TWO years from the date of the shipping document. During this period, SICOR will replace free of charge any component recognised as faulty. -
Page 6: General Delivery Notes
(see waybill or packing list) there is no visible damage to the winch or its accessories In the event of damage or missing pieces, immediately send a detailed report to SICOR, its agent, or the shipping agent. -
Page 7: Safety Precautions
MR21 AC MUM0096 rev. 07 - 6 - SAFETY PRECAUTIONS Installation personnel are responsible for making sure that installation and maintenance are carried out in accordance with the essential criteria and requisites for health and safety protection. Installation and maintenance personnel must observe and remain updated in relation to accident prevention regulations and legal obligations to avoid injury to persons or damage to the product during installation, maintenance and repair. -
Page 8: Safety Requirements
MR21 AC MUM0096 rev. 07 - 7 - SAFETY REQUIREMENTS WARNING The winch MUST be installed in an area that is strictly kept under lock and key. Access to this area must be limited to qualified maintenance personnel who have been authorised by the customer. The following... - Page 9 MR21 AC MUM0096 rev. 07 - 8 - EXCLUSION OF POWER SOURCES Before carrying out any cleaning, lubrication and/or maintenance work, maintenance personnel must put the winch out of service by disconnecting the power supply and must wait for the heated parts of the motor and the winch to reach ambient temperature.
- Page 10 Do not tamper with or damage or remove the number plates. If deteriorated or illegible, immediately ask SICOR for replacement. When working near the winch, installers and...
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Page 11: Technical Features
AC MUM0096 rev. 07 - 10 - TECHNICAL FEATURES Here are the overall dimensions of the winch in its maximum configuration. More detailed information, such as: reduction ratio, absorbed power, number of poles in motor, etc. can be found in the SICOR technical catalogue. 8xØ24 2xM20... -
Page 12: Moving The Winch
6 of this manual and must wear work gloves and safety shoes. The winch is shipped by SICOR in crates or on a pallet wrapped in nylon film. WARNING Never move the crates by dragging them. Always lift them. Before removing the machine from its packing, place it as near as possible to its final position. - Page 13 If there is a discrepancy with the order, immediately notify SICOR or their agent. When necessary, proceed as described in paragraph 4 "General delivery notes". After slinging the winch, remove the screws that attach it to the pallet before lifting it.
- Page 14 MR21 AC MUM0096 rev. 07 - 13 - When moving the unpacked winch, use a crane or an adequately sized forklift with wide forks and a suspension-type lifting system connected to the eyebolts on the reduction unit and a non-metallic strap wrapped around the motor.
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Page 15: Notes For Installation
The room temperature must be between 5 °C and 40 °C. 40°c For other temperatures, contact SICOR. 5°c The customer must make sure that the electrical system where the winch will be installed has suitably gauged cables, is correctly earthed and adequate power is installed. -
Page 16: Winch Lubrication
Mineral oils are not permitted for use in the machine. The exclusive use of Shell Omala S4 WE oils is advisable. ① Oil filling Contact Sicor for information on using lubricants other than those indicated in this manual, and for instruction on the relevant replace- ment procedure. -
Page 17: Checking The Oil Level
MR21 AC MUM0096 rev. 07 - 16 - clean the area around the oil filler cap on the winch to prevent from entering dirt or deposits which could cause serious damage to the machine remove the oil filler cap place a container under the drain plug to collect the used oil unscrew and remove the drain plug and wait a few minutes for the tank to drain completely. -
Page 18: Electrical Connections
MR21 AC MUM0096 rev. 07 - 17 - ELECTRICAL CONNECTIONS Before making the electrical connections, installers MUST make sure that the mains voltage matches the technical specifications and the data on the winch identification plate. All electrical connections must be made with the main switch in the OFF position. - Page 19 MR21 AC MUM0096 rev. 07 - 18 - SPRING WIRING DIAGRAM HIGH BRAKE THERMISTOR SPEED SUPPLY SUPPLY SPEED SUPPLY VVVF SUPPLY TERMOCONTACTS Vmax 250 V(AC) 50/60 Hz Imax 2,0 A cosφ 0,95 THERMISTORS RESISTANCE T<150°C ≤ 300 Ohm T>150°C ≥ 4 KOhm Do not apply voltages >...
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Page 20: Electrical Diagram
MR21 AC MUM0096 rev. 07 - 19 - ELECTRICAL WIRING DIAGRAM 13.1. ELECTRICAL MOTOR CONNECTION STAR CONNECTION HIGH SPEED LOW SPEED (AC2 only) DELTA CONNECTION HIGH SPEED LOW SPEED (AC2 only) -
Page 21: Electrical Connection For Brake Solenoids With Degree Of Protection Ip21 And Ip54
MR21 AC MUM0096 rev. 07 - 20 - 13.2. ELECTRICAL CONNECTION FOR BRAKE SOLENOIDS WITH DEGREE OF PROTECTION IP21 AND IP54 Electrical connection for tension: Electrical connection for tension: 48V, 60V, 80V, 110V, 200V 13.3. ELECTRICAL CONNECTION FOR BRAKE SOLENOIDS WITH DEGREE OF... -
Page 22: Starting The Winch
If you are uncertain about anything, contact SICOR. Make sure that the flywheel always turns freely. Repeat the last step and recheck. - Page 23 MR21 AC MUM0096 rev. 07 - 22 - IMPORTANT When installing the lift, do not operate the winch for long periods at low speed. When the winch operates for long periods at low speed, the machine supports are not lubricated properly and may seize up unexpectedly.
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Page 24: Maintenance
MR21 AC MUM0096 rev. 07 - 23 - MAINTENANCE Before carrying out any maintenance work, MAKE SURE YOU HAVE read paragraph 6 "Safety requirements" in this manual. Installation and/or maintenance may only be carried out by competent personnel, authorised to access the machinery and having the necessary equipment and instruments. -
Page 25: Brake With Degree Of Protection Ip21 And Ip54
MR21 AC MUM0096 rev. 07 - 24 - BRAKE WITH DEGREE OF PROTECTION IP21 AND IP54 17.1. PRE-ADJUSTMENT OF THE BRAKE The winches are normally supplied with the brake that requires some adjustment based on the characteristics of the system. The braking distance depends on the compression of the brake’s springs;... -
Page 26: Adjustment Of Braking Torque
MR21 AC MUM0096 rev. 07 - 25 - 17.2.3. ADJUSTMENT OF BRAKING TORQUE The braking distance depends on the compression of the brake’s springs, which are adjusted to the equipment’s characteristics and in conformity with EN81.20-50 .par. 5.9.2.2.2.1, explained below: This brake must be capable of stopping by itself the machinery with cab travelling downhill at a nominal speed and with a loading capacity increased by 25%. -
Page 27: Checking The Stroke
MR21 AC MUM0096 rev. 07 - 26 - 17.3. CHECKING THE STROKE Make sure that the brake opening lever (6) is in position (brake BRAKE ON (brake shoes closed) closed). Manually press the electromagnet pin (5) right down and POS 1... -
Page 28: Brake With Degree Of Protection Ip55
MR21 AC MUM0096 rev. 07 - 27 - BRAKE WITH DEGREE OF PROTECTION IP55 18.1. PRE-ADJUSTMENT OF THE BRAKE The winches are normally supplied with the brake that must be adjusted in accordance with the characteristics of the system. The braking distance depends on the compression of the brake's springs;... -
Page 29: Adjustment Of Braking Torque
MR21 AC MUM0096 rev. 07 - 28 - 18.2.3. ADJUSTMENT OF BRAKING TORQUE The braking distance depends on the compression of the brake's springs, which are adjusted to the equipment's characteristics and in conformity with EN81.20-50 .par. 5.9.2.2.2.1, explained below: This brake must be capable of stopping by itself the machinery with cab travelling downhill at a nominal speed and with a loading capacity increased by 25%. -
Page 30: Checking The Stroke
MR21 AC MUM0096 rev. 07 - 29 - 18.3. CHECKING THE STROKE BRAKE OFF (brake shoes open) Make sure that the brake opening lever (6) is in the closed POS 2 position. Manually press the electromagnet pin (5) right down and... -
Page 31: Compulsory Maintenance Operations
MR21 AC MUM0096 rev. 07 - 30 - 18.4. COMPULSORY MAINTENANCE OPERATIONS It is necessary to plan the below listed checks according to the minimum schedule indicated in the table. In any case is responsibility of the elevator maintenance manager evaluate the necessity to increase the frequency of check in case of intense duty. - Page 32 MR21 AC MUM0096 rev. 07 - 31 - CHECKING THE GEAR BACKLASH ON THE INPUT SHAFT This is the procedure to check the gear backlash on the input shaft: 1. Put the elevator out of order 2. Put the counterweight on support to prevent the output shaft from moving when releasing the brake 3.
- Page 33 MR21 AC MUM0096 rev. 07 - 32 - 9. If the measured value is equal or exceeds the maximum value in the table 1 keep the elevator out of service since the gearbox needs to be replaced. 10. If the measured value is in the range of the warning distance, but still below the limit value, the elevator can be put back into service.
- Page 34 MR21 AC MUM0096 rev. 07 - 33 - CHECKING THE GEAR BACKLASH ON THE OUTPUT SHAFT This is the procedure to check the gear backlash on the output shaft: Do all the necessary procedures to remove the ropes from the traction sheave...
- Page 35 MR21 AC MUM0096 rev. 07 - 34 - Make sure the brake on the input shaft is closed. Turn the sheave in one direction until you feel resistance and set the dial indicator to 0. Turn the sheave in the opposite direction until you feel the resistance and read the value on the dial indicator.
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Page 36: 21. Manual Emergency Operating
MR21 AC MUM0096 rev. 07 - 35 - 21. MANUAL EMERGENCY OPERATING 21.1. WARNINGS Manual emergency manoeuvre is a dangerous task. It can be used to move the cab excluding all the plant safety contacts. For this reason, anyone who performs this operation must have been carefully trained by specialised personnel and must be aware of the risks involved. - Page 37 MR21 AC MUM0096 rev. 07 - 36 - Passengers must not try to force open the Never loosen the cab doors or try to get out of the cab. tension of the brake springs to make manual emergency • Check that the operating conditions of the main brake and operating easier.
- Page 38 SICOR S.R.L. Head Office and Production Centre Viale Caproni 32 (Industrial Area) 38068 Rovereto (TN) Italy Ph.. +39 0464 484111 Fax +39 0464 484100 www.sicoritaly.com info@sicoritaly.com...
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