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Lastec 721XF, Owner'S Manual

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Lastec 721XF Owner'S Manual Download Page 2

8 

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. 10th Street

Indianapolis, IN 46214

Phone (317) 892-4444, Fax (317) 892-4188, www.lastec.com

Summary of Contents for 721XF

Page 1: ...Lastec Articulator Model 721XF Owner s Manual Manual Part Man 721XF...

Page 2: ...is 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...

Page 3: ...nual 2 4 2 4 Safety Guards And Covers 2 5 2 5 Preoperational Safety Rules 2 6 2 6 Operational Safety Rules 2 7 2 7 Maintenance Safety Rules 2 10 2 8 Storage Safety Rules 2 11 2 9 Hazard Identified Cha...

Page 4: ...Cutting In Reverse 4 7 4 7 Cutting Extreme Contours 4 8 4 8 Cutting Wet Grass 4 9 SECTION 5 MAINTENANCE 5 1 5 1 Mower Deck Leveling Adjustment 5 2 5 2 Every 8 Operating Hours 5 3 5 3 First 8 Hours 5 4...

Page 5: ...Lastec 021819 1 1 1 SECTION 1 TO THE OWNER...

Page 6: ...Articulator when children are present The information presented herein will prepare you to operate the Articulator in a safe and knowledgeable manner Proper opera tion of the Articulator will provide...

Page 7: ...ec 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 Please do not hesitate 1 3 I...

Page 8: ...under warranty at the warrantor s discretion After ninety 90 days component fail ure as a result of loose hardware is no longer covered under further warranty from warrantor Warrantor agrees to warran...

Page 9: ...ales aids shall constitute a warranty or other basis for any legal action against warrantor THE ORIGINAL PURCHASER ANY PERSONS TO WHOM THIS EQUIPMENT IS TRANFERRED AND ANY INTENDED USER OR BENEFICIARY...

Page 10: ...eered and manufactured to provide safe dependable and satisfactory service As with all other mechanical equipment the Articulator requires routine inspection cleaning and maintenance When servicing th...

Page 11: ...of purchase Mower Model How did you hear about Lastec Who referred you to Lastec Date Purchased Distributor Dealer Purchased From How Did You Hear About Us Your Lastec Mower Average Operating Hours To...

Page 12: ......

Page 13: ...Safety Information Safety Information Lastec 021819 2 1 2 SECTION 2 SAFETY INFORMATION...

Page 14: ...equipment hazard Failing to properly adhere to the instructions rules or procedures may result in personal equipment malfunction damage or destruction The above illustrated symbols are displayed thro...

Page 15: ...and Symbols Safety Information Lastec 021819 2 3 2 Caution Rotating Blades Keep Hands and Feet Away from Blades Keep Covers Locked Down Pinch Point Read the Manual Remove the Key Rotating Parts Rotati...

Page 16: ...in this manual as well as all safety rules for any related equipment Although these instructions have been compiled through extensive field experience and engineering data some information presented...

Page 17: ...r operate the deck without all covers shields safety devices and grass chute or mulching plate installed and secure Safety is a primary concern in the design and manufacture of all Lastec products Unf...

Page 18: ...the entire operator s manual to operate the deck Always wear relatively tight and belted clothing to avoid entanglement in moving parts Wear sturdy rough soled work shoes as well as protective equipme...

Page 19: ...ring operation WARNING ALWAYS work safely Follow all safety rules A careful opera tor is the best insurance against accidents ALWAYS clear area of all personnel before operating the deck Only allow pe...

Page 20: ...d deck Use extreme care and maintain minimum ground speed when transporting on a hill side or over rough ground and when operating close to ditches fences or water Reduce speed on slopes and in sharp...

Page 21: ...nded If your drive unit is equipped with headlights and hazard lights always activate them whenever crossing or accessing any roadways driveways or parking lots Watch for oncoming traffic Handle fuel...

Page 22: ...ead and ear pro tection when performing any service or maintenance to the drive unit or deck Keep the drive unit engine area free of accumulated debris fuel or excess grease and oil to reduce fire haz...

Page 23: ...ildren Never allow extended running of any engine indoors Exhaust fumes are deadly Never store drive unit with fuel in the tank inside a building where fumes could reach an open flame or spark Allow t...

Page 24: ...using a PTO Guards are not in place Warning decals stating guards must be in place Physical guards around belts pulleys and shafts Clear warning in manual Danger of dismemberment Cutting blades Warnin...

Page 25: ...Lastec 021819 3 1 3 SECTION 3 INITIAL SET UP...

Page 26: ...r 1 Mount the push arms onto the Articulator push bar Orient the arms so that they bend out ward as they extend from the tractor as shown in the illustration below 2 Install the lift pins into the Art...

Page 27: ...the tractor 1 Park the tractor on level ground Lower the 3 point hitch 2 Turn off the tractor disengage the PTO shift the transmission into neutral and set the parking brake Remove the key from the ig...

Page 28: ...te the Articulator 3 3 Transporting the Mounted Articulator Engaging the tractor hydraulics to move the deck upward will raise the wing deck deck 6 and 7 to the transport position Center hydraulic pis...

Page 29: ...shaft shorter or avoid this area when cutting 6 If the PTO shaft can be easily reconnected then your maximum compression is within the proper range of your PTO shaft Now you will need to check the ma...

Page 30: ...deck leveling be necessary due to shipping usage or maintenance the following procedure can re level the decks as needed Leveling decks 1 and 3 Decks 1 and 3 attach to the deck cross tube by sliding...

Page 31: ...configuration Additional leveling of the rear deck pans on decks 4 and 5 can be accomplished by using the turnbuckle of the deck height adjustment chain as described in the following section Mower De...

Page 32: ...will raise the deck by the corresponding thickness of the spacer s used Example 1 1 spacer and 2 1 4 spacers placed below the wheel yoke collars will set the mower deck to 2 1 2 Change the mower deck...

Page 33: ...erly adjusted they can fail within a few hours Be aware that over 50 of the total belt stretch will occur within the first few hours of use The deck drive belts are located between the gearbox and the...

Page 34: ...lippage Check belt tension after 2 hours of operation Check all belt tension adjustment hardware after the first 8 hours of operation Again the overall life of the Articulator drive and deck belts is...

Page 35: ...out swings the outer front deck inward toward the main deck Align the decks so that the wheels are parallel to one another and aligned with the tractor tires Wheel misalignment causes premature wear...

Page 36: ...WAYS disengage the blades turn off the tractor remove the key and set the parking brake before attempting to inspect adjust change or perform any other maintenance to the blades Keep all personnel cle...

Page 37: ...n 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 3 12 General Verify that all warning decals are in...

Page 38: ...ter deck area including under the belt cover of all grease oil fuel grass or debris Be sure to replace all covers shields and guards Check all deck belts for proper tension Align front decks 1 2 and 3...

Page 39: ...Lastec 021819 4 1 4 SECTION 4 OPERATING PROCEDURES...

Page 40: ...When properly operated the hydraulic lift unit enables remote folding and safe transpor tation of the Articulator As with all industrial equipment improper operation of the hydrau lic lift unit may re...

Page 41: ...cks 721XF only and extended on the main frame 6 Secure the safety cables 721XF only 7 The Articulator is now ready for transport 8 Upon arriving at the work area activate the hydraulics lowering the A...

Page 42: ...lator The Articulator is designed specifically for finish mowing applications One of the unique benefits of the Articulator s cutting system is its ability to float over contours that are impossible f...

Page 43: ...r Keep the tractor on a low RPM setting DO NOT ENGAGE THE PTO WITH THE TRACTOR AT HIGH IDLE Engage the PTO If there is any belt squeal excessive vibration or any indication of obstructions or debris i...

Page 44: ...are evident lift created by the cutter blades can be reduced decreasing the abrasion wear to the cutter blades and deck caused by sand The Low Lift Blade will also help reduce cutter deck blowout dur...

Page 45: ...round speed is acceptable for wide open flat areas a slower ground speed is required for rough or contoured areas Always adhere to the tractor manufacturer s recommended ground speed range when operat...

Page 46: ...s to cut the area with a 21 push mower set at the same height as the Articu lator If the mower cuts without scalping the Articulator will be able to handle the area When cutting extreme contours alway...

Page 47: ...Articulator is not adversely affected by wet cutting conditions However a slower ground speed is recommended for improved grass discharge and reduced turf tear If when cutting excessively wet or tall...

Page 48: ...Lastec 021819 5 1 5 SECTION 5 MAINTENANCE...

Page 49: ...ls 5 1 Mower Deck Leveling Adjustment The 721XF mowing decks come leveled from the Lastec factory Should the decks require resetting during the course of maintenance an eccentric cam in the ball joint...

Page 50: ...leaks Verify that the split tapered bushing bolts mounted in the drive pulley under the gearbox are tight Torque to 96 120 in lbs Lubricate all joints and moving parts which are not equipped with gre...

Page 51: ...s from the weep hole in the side of the bearing housing Inspect all bushings for wear Replace as needed Inspect gearbox pivot stop bolts wear pad and bushings Replace or adjust as needed Check and cle...

Page 52: ...s For your convenience Lastec has developed a complete Rebuild Kit for your Articl uator The 721XR kit which will fit with the 721XF model is part number 040220 Although this kit is optional Lastec re...

Page 53: ...P128 5 21 Low Lift P246 5 21 Mulching Blades P322 5 21 High Lift Ultra 063265 Blade Tip Speed Max 16 600 FPM Paint Red 12 oz Spray Can P229 Black 12 oz Spray Can L07467 Mower Deck Height Range 1 to 4...

Page 54: ...Perform the Appropriate Maintenance Procedures Listed In Your Tractor Manual Verify grass chutes cleared Clean lube retighten all guide wheels Lubricate the PTO Quick Disconnect Pin or Twist Sleeve C...

Page 55: ...18 10 16 9 14 8 in lbs Nm in lbs Nm in lbs Nm in lbs Nm in lbs Nm in lbs Nm in lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft lbs Nm ft...

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