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Lastec Articulator
Model 621EFH
Owner's Manual
Manual Part #: Man-621EFH

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Table of Contents
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Summary of Contents for Lastec 621EFH

  • Page 1 Lastec Articulator Model 621EFH Owner’s Manual Manual Part #: Man-621EFH...
  • Page 2 Lastec, 2018 Printed in the United States of America, all rights reserved. No part of this manual may be reproduced in any form by any photographic, electronic, mechanical or other means or used in any information storage and retrieval system without written permission from Lastec, LLC 8180 W.
  • Page 3: Table Of Contents

    Read This Manual BEFORE Operating The Articulator .......... 1-2 Product Registration ....................1-3 If You Need To Order Parts ..................1-3 Lastec Product Warranty ................... 1-4 Component Manufacturers’ Warranties ..............1-6 Servicing The Articulator ..................1-6 Warranty Registration ....................1-7...
  • Page 4 MAINTENANCE Every 8 Operating Hours................... 5-2 Every 25 Operating Hours..................5-3 Every 50 Operating Hours..................5-3 Every 500 Operating Hours..................5-3 Annual ........................5-3 Articulator Specifications..................5-4 Articulator Maintenance Chart .................. 5-5 Torque Values ......................5-6 Lastec//021819 Table of Contents...
  • Page 5: To The Owner

    SECTION 1 TO THE OWNER Lastec//021819...
  • Page 6: Read This Manual Before Operating The Articulator

    Keep this manual at hand at all times for ready reference. The designed and tested safety of the Articulator is dependent upon its operation within the guidelines and limitations out- lined in this manual. Always adhere to all the safety rules presented in this manual. Lastec//021819 To The Owner...
  • Page 7: Product Registration

    These numbers can be found on the serial number plate which is permanently affixed to the mower. You should now fill out the warranty registration form online at www.lastec.com or located in the back of this section. This form must be completed and returned to the fac- tory within fifteen (15) days of purchase in order to validate the warranty.
  • Page 8: Lastec Product Warranty

    Lastec Product Warranty LASTEC LIMITED GOLF & TURF WARRANTY Lastec (“warrantor”), with its place of business at 8180 W. 10th Street, Indianapolis, IN 46214 war- rants as stated herein to the original purchaser (“purchaser”) for two (2) years or 2000 hours* of equipment use, whichever comes first, on parts and one (1) year of labor for equipment use from the date of purchase from Lastec (“warrantor”), that the equipment manufactured by warrantor and...
  • Page 9 Warranty Parts Return Lastec reserves the right to have parts returned that have been submitted for warranty. The ser- vice department will issue an RMA number. The part must be returned within 30 days of the requested return date. Parts not returned within 30 days of the RMA issue date will result in rejec- tion of claim.
  • Page 10: Component Manufacturers' Warranties

    Lastec parts, and has trained mechanics on hand. Be sure to complete the following Lastec Warranty Registration Form and return to Lastec within 15 days of the purchase of the Articulator. This will aid you, Lastec, and Lastec dis- tributor in warranting and servicing of your Articulator.
  • Page 11: Warranty Registration

    How did you hear about Lastec? Who referred you to Lastec? Who was the salesman that assisted you? Please check the box to your left if you would not allow Lastec to use your company's name for marketing purposes. To The Owner Lastec//021819...
  • Page 13: Safety Information

    Safety Information SECTION 2 SAFETY INFORMATION Safety Information Lastec//021819...
  • Page 14: Warning Symbols

    Safety Decals and Symbols The following safety symbols are used on the deck. Operators should become familiar with these symbols and heed the warnings where they appear on the deck. Attention! Pinching/Crushing Danger! Lastec//021819 Safety Information...
  • Page 15 Safety Information Safety Decals and Symbols Caution! Rotating Blades! Keep Hands and Feet Away from Blades! Keep Covers Locked Down Pinch Point! Read the Manual! Remove the Key! Rotating Parts! Rotating Shaft! Stay Away! Thrown Objects! Safety Information Lastec//021819...
  • Page 16: About This Manual

    The illustrations and data used in this manual were current at the time of printing, but the deck may vary slightly due to ongoing engineering changes. Lastec reserves the right to implement engineering and design changes to the deck as may be necessary without prior notification.
  • Page 17: Safety Guards And Covers

    Safety is a primary concern in the design and manufacture of all Lastec products. Unfor- tunately, our extensive efforts to provide safe equipment can be negated by a single care- less act of an operator.
  • Page 18: Preoperational Safety Rules

    Verify that the deck is properly mounted, set up, adjusted, and in good operating  condition. Always perform the pre-operation equipment inspection and the appropriate mainte-  nance schedule (Section 5) before operating the deck. Do not change the engine governor settings or over-speed the engine.  Lastec//021819 Safety Information...
  • Page 19: Operational Safety Rules

    Be sure that all auxiliary equipment switches (blades, lights, etc.) are in the OFF  position before attempting to start the engine. Be sure your drive unit is equipped with a ROPS (Roll Over Protection System), and  be sure to wear your seat belt. Safety Information Lastec//021819...
  • Page 20 Never adjust the mower deck height or lift the deck into transport position while the  blades are engaged. Never engage the blades with the mower decks raised into transport position.  Never place your hands or feet under the deck while the engine is running.  Lastec//021819 Safety Information...
  • Page 21 Do not allow extended running of drive unit engine indoors - exhaust fumes are  deadly. Safety Information Lastec//021819...
  • Page 22: Maintenance Safety Rules

    Verify that all warning labels and decals are properly installed, visible, and legible.  Always remove debris from the top and bottom of the deck after each use.  2-10 Lastec//021819 Safety Information...
  • Page 23: Storage Safety Rules

    Remove all accumulated debris from the drive unit, and both the top and bottom of  the deck before storing. Sand chipped or scratched areas and re-paint them to prevent rust during storage.  Lubricate all moving parts of the drive unit and deck to prevent rust during storage.  Safety Information Lastec//021819 2-11...
  • Page 24: Hazard Identified Chart

    Danger of projectile strike Ejected debris from cutting blades Warning decals. Clear warning in manual. Physical guards around blades. Finger pinch points Moving parts Warning decals stating hazardous locations. Physical guards around such points. Clear warning in manual. 2-12 Lastec//021819 Safety Information...
  • Page 25: Initial Set-Up

    SECTION 3 INITIAL SET-UP Lastec//021819...
  • Page 26: Mounting The Articulator To The Tractor

    Articulator. 7. Start the tractor, making sure no personnel are near the articulator. 8. Check if the hydraulic motor rotation is clockwise. Switch the hydraulic motor hoses if the Lastec//021819 Initial Set-Up...
  • Page 27 Disengage the safety latch. Activate the hydraulic cylinder to lower the Articulator to the ground. 10. Turn off the tractor. Make sure the parking brake is set. 11. Complete the entire Initial Set-Up section of this manual before operating the Articulator. Initial Set-Up Lastec//021819...
  • Page 28: Deck Drive Belts

    If the belt you are check- ing is new, and the idler tensioner goes to its maximum stroke without adequately tightening the belt, it is likely you have installed the wrong size belt. Contact your Lastec dealer for the proper belt lengths for your Articulator.
  • Page 29: Deck Belts

    If the belt you are checking is new, and the idler pivots to its maximum stroke without adequately tightening the belt, it is likely you have installed the wrong size belt. Contact your Lastec dealer for the proper belt lengths for your Articulator.
  • Page 30: Blades

    Articulator. The rec- ommended torque value for the blade bolts is 75 ft./lbs. Lastec also offers optional low-lift blades and mulching blades for certain cutting applica- tions. Contact your Lastec dealer for further information about optional blades available.
  • Page 31: Deck Cutting Height

    Check that each wheel yoke swivels freely in the shaft pivot collar, and the bushings are in good condition. If any wheel does not swivel freely, clean and grease the shaft collar assembly. Replace the bushings if necessary. Replace any worn or damaged tires. Initial Set-Up Lastec//021819...
  • Page 32: General

    Check that the discharge chute is clear of debris, properly mounted, and in good condi- tion. Inspect entire Articulator for loose or entangled parts, debris, obstructions, neglected tools, or any other possible safety hazards, equipment hazards or projectile hazards. Lastec//021819 Initial Set-Up...
  • Page 33: Pre-Operation Equipment Inspection Checklist

    Check that the discharge chute is clear of debris, properly mounted, and in good condition.  Inspect entire Articulator for loose or entangled parts, debris, obstructions, or neglected tools.  Perform all safety, set-up, and pre-operation procedures listed in your tractor manual.  Complete the appropriate maintenance checklist (section 5).  Initial Set-Up Lastec//021819...
  • Page 35: Operating Procedures

    SECTION 4 OPERATING PROCEDURES Lastec//021819...
  • Page 36: Transporting The Articulator

    Lift and fold the Articulator into transport position and secure the safety latches  before transporting. NOTE: When Folding & Transporting, Always Lift The Articulator Completely Off The Ground With The Tractor Arms. Transporting The Articulator On The Ground With Decks Folded Will Result In Damage To The Equipment! Lastec//021819 Operating Procedures...
  • Page 37: Hydraulic Lift Operation

    5. When the articulator is folded to the extent of the mechanical stops and all safety chains are secured, it is ready for transport. 6. Upon arriving at the work area, release all chains and activate the hydraulics, to lower the outer decks. 7. Lower the articulator until it is in cut position. Operating Procedures Lastec//021819...
  • Page 38: Preparation For Cutting

    Complete the Initial Set-Up section of this manual BEFORE attempting to operate  the Articulator. After transporting to the work area, lower the Articulator into cutting position.  Be sure the Articulator is not positioned over any debris or loose objects.  Lastec//021819 Operating Procedures...
  • Page 39 RPM. IMPORTANT! For best results the Articulator should run as close to 540 RPM as possible without exceeding it. Release the parking brake and carefully begin cutting.  Operating Procedures Lastec//021819...
  • Page 40: Recommended Blades

    Gator Mulching Blade (Part No. P-322) Mulching blades are designed for use with a mulching (discharge block-off) plate or with a complete mulching system. These blades feature a high lift, “double-cut” edge for quick, thorough shredding of grass clippings, leaves and debris. Lastec//021819 Operating Procedures...
  • Page 41: Ground Speed

    Articulator. When backing up with the articulator, with the blades on or off, you must carefully watch the area around the articulator for obstacles, people, pets and anything that the machine could come into contact with. Operating Procedures Lastec//021819...
  • Page 42: Cutting Extreme Contours

    Cutting Extreme Contours WARNING! Always use a tractor equipped with ROPS.  Warning Always wear your seat belt.  The Model 621 Articulator flexes to adjust to variations in terrain profile. However, it is not recommended for cutting extreme terrain or sharply mounded areas. When cutting rough terrain, always use a tractor equipped with a ROPS, and always wear your seat belt.
  • Page 43: Maintenance

    SECTION 5 MAINTENANCE Lastec//021819...
  • Page 44: Every 8 Operating Hours

    Inspect entire Articulator for loose or entangled parts, debris, obstructions,  neglected tools, or any other possible safety hazards, equipment hazards or projec- tile hazards. Perform the appropriate maintenance procedures listed in your tractor manual.  Grease all wheel hubs.  Lastec//021819 Maintenance...
  • Page 45: Every 25 Operating Hours

     Kit (part #040209) which you may elect to install on the Articulator as an annual maintenance program. This kit is optional - contact your Lastec dealer for more information about the 040209 Kit. If installing the 040209 Model 621 Articulator Rebuild Kit, complete the 8, 25, 50, &...
  • Page 46: Articulator Specifications

    Inside Deck Belts (2) Belt, 85910 See Parts Manual for belt location 040123 Left Drive Belt (1) Belt, B49 5L520 621EFH Left See Parts Manual for belt location 061979 Right Drive Belt (1) Belt, B51 5L540 621EFH Right See Parts Manual for belt location...
  • Page 47: Articulator Maintenance Chart

    Verify the Proper Installation & Condition of the Pull Pin   Repack All Wheel Bearings   Inspect All Component Parts and Wear Points   Install the 621 Articulator Rebuild Kit (040290)  Complete the 8-hour, 25-hour, 50-hour & 500-hour Maintenance Checklist  Maintenance Lastec//021819...
  • Page 48: Torque Values

    195 (264.4) ft-lbs (Nm) 160 (217.0) 210 (284.8) ft-lbs (Nm) 170 (230.5) 220 (298.3) ft-lbs (Nm) 175 (237.3) 225 (305.1) ft-lbs (Nm) 302 (409.5) 473 (640.9) ft-lbs (Nm) 300 (406.8) 400 (542.4) ft-lbs (Nm) 466 (631.8) 714 (967.4) Lastec//021819 Maintenance...

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