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Maintenance

Articulator Specifications, 521XR/721XR/721XRT

5-6

Lastec//092215

Maintenance

5.9

Articulator Specifications, 521XR/721XR/721XRT

Mower Deck

Cutting Width

11’ 0”

721XR Only

7’ 6”

521XR Only

Mower Deck Configuration

(7) 21” Articulating Mower Decks

721XR Only

Mower Deck Configuration

(5) 21” Articulating Mower Decks

521XR Only

Blades

721XR Only

(7) 21” High Lift

P128

(7) 21” Low Lift

P246

(7) 21” Mulching Blades

P322

(7) 21” Low Lift Ultra

063265

Blades

521XR Only

(5) 21” High Lift

P128

(5) 21” Low Lift

P246

(5) 21” Mulching Blades

P322

(5) 21” Low Lift Ultra

063265

Blade Tip Speed

Max 16,600 FPM

Paint

Red, 12 oz spray

P299

Black, 12 oz spray

L07467

Mower Deck Height Range

1” to 4 3/4”

Operating Environment

Outdoor Use Only

Mower Deck Gauge Wheels

(13) 9” x 3” Urethane-FIlled

721XR Only

A150

(9) 9” x 3” Urethane-FIlled

521XR Only

A150

Transport Tires

(2) 15” x 6” Urethane-Filled

029261

Mower Deck Drive Belts

Belt, Goodyear Insta-Power 85610

P450

Mower Deck Belts

Belt, B60

P427

Gearbox

Superior QTR500 2:1 A Rotation
(Serial #29860108 and later)

056601

Superior Model 500 Style A Rat 2:1 Modified 019540
(Prior to Serial #29860108)

P300

Gearbox Oil

28 Ounces SAE 80W-90 Grade Gear Oil

PTO Shaft

Bondioli 21 1/4” 7104051FFT07S07

P225-10

Содержание 721XR

Страница 1: ...LASTEC 7865 N County Road 100E Lizton Indiana 46149 Phone 317 892 4444 Fax 317 892 4188 www lastec com Lastec Articulator Model 721XR 521XR Owner s Manual Manual Part Man 721XR...

Страница 2: ...ts 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 permis...

Страница 3: ...This Manual 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 Identif...

Страница 4: ...In Reverse 4 7 4 7 Cutting Extreme Contours 4 8 4 8 Cutting Wet Grass 4 8 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 5 4 Fi...

Страница 5: ...Lastec 092215 1 1 1 SECTION 1 TO THE OWNER...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 12: ......

Страница 13: ...Safety Information Safety Information Lastec 092215 2 1 2 SECTION 2 SAFETY INFORMATION...

Страница 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...

Страница 15: ...and Symbols Safety Information Lastec 092215 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 25: ...Lastec 092215 3 1 3 SECTION 3 INITIAL SET UP...

Страница 26: ...e pull arms onto the Articulator pull bar Orient the arms so that they bend out ward as they extend from the tractor NOTE The pull arm gussets must be oriented as shown below 2 Install the lift pins i...

Страница 27: ...ound 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 ignition 3 Mount the Articulator pull arms t...

Страница 28: ...ection of this manual before attempting to operate the Articulator 3 3 Hose Spring Installation Follow the procedures listed below in sequence to assemble the hose spring from the traction unit to the...

Страница 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...

Страница 30: ...w the bottom edge of the side plug The gearbox should be approximately half full 28 ounces Add oil if low If the oil appears excessively contaminated change the oil Use SAE 80W 90 grade gear oil Inspe...

Страница 31: ...bolt going through the ball joint and into the cam adjustment nut Do not remove the bolt Pull out the deck adjustment cam nut to clear the stop block Rotate the cam to the desired position to level t...

Страница 32: ...be accomplished by using the turnbuckle of the deck height adjustment chain as described in the following section Mower Deck Height Adjustment Replacing Wheels If one wheel is replaced the wear level...

Страница 33: ...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 heig...

Страница 34: ...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...

Страница 35: ...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...

Страница 36: ...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...

Страница 37: ...running ALWAYS 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 pe...

Страница 38: ...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...

Страница 39: ...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...

Страница 40: ......

Страница 41: ...Lastec 092215 4 1 4 SECTION 4 OPERATING PROCEDURES...

Страница 42: ...es remote folding and safe transpor tation of the Articulator As with all industrial equipment improper operation of the hydrau lic lift unit may result in damage to equipment serious personal injury...

Страница 43: ...cables 721XR only 7 The Articulator is now ready for transport 8 Upon arriving at the work area activate the hydraulics lowering the Articulator Lower the decks until the hydraulic cylinders are full...

Страница 44: ...igned 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 for other wide area mowers to...

Страница 45: ...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 in the blad...

Страница 46: ...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...

Страница 47: ...eed 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 operating the...

Страница 48: ...contours always use a tractor equipped with a ROPS and always wear your seat belt Following are important guidelines to follow when cutting extreme contours or side hills Never exceed the tractor manu...

Страница 49: ...Lastec 092215 5 1 5 SECTION 5 MAINTENANCE...

Страница 50: ...rvals 5 1 Mower Deck Leveling Adjustment The mowing decks come leveled from the Lastec factory Should the decks require reset ting during the course of maintenance an eccentric cam in the ball joint o...

Страница 51: ...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...

Страница 52: ...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...

Страница 53: ...ce Lastec has developed a complete Rebuild Kit for your Articl uator The 721XR kit number is 040220 The 521XR kit number is 029600 Although this kit is optional Lastec recommends the installation of t...

Страница 54: ...Mulching Blades P322 5 21 Low Lift Ultra 063265 Blade Tip Speed Max 16 600 FPM Paint Red 12 oz spray P299 Black 12 oz spray L07467 Mower Deck Height Range 1 to 4 3 4 Operating Environment Outdoor Use...

Страница 55: ...Hazards 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 S...

Страница 56: ...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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