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Lastec D2573 Owner'S Manual Download Page 52

Hydraulic System Diagram

5-3

9/27/19

5

5.2

Hydraulic System Diagram 

CM0065-2

TANK

FILTERS

REAR VIEW

PUMP

PUMP

WHEEL MOTOR (LEFT)

WHEEL MOTOR (RIGHT)

A

A

A

A

B

B

B

B

Case 
Drain

Case 
Drain

Return

REF

PART #

DESCRIPTION

COMMENTS

QTY.

1

105149

Hose Assembly, 1/2HPx17In ORFS 8 ST

4

2

105211

Hose Assembly, 3/8LPx8In ORFS 6 45

1

3

105215

Hose Assembly, 3/8LPx18In ORFS 6 45

1

4

105216

Hose Assembly, 3/8LPx20In ORFS 6 45

1

5

105213

Hose Assembly, 3/8LPx19In ORFS 6 ST

1

6

105210

Hose Assembly, 3/8LPx11In ORFS 6 90

2

7

073323

Hose Assembly, 3/8LPx20.5In ORFS 6 45

1

Summary of Contents for D2573

Page 1: ...WARNING Read and understand this manual before using this machine The Articulator Owner s Manual WZ400 series D2573 Manual number MWZ400D2573...

Page 2: ...ianapolis IN 46214 Phone 317 892 4444 800 515 6798 www lastec com DOLIRUQLD 3URSRVLWLRQ DUQLQJ 51 1 UHDWKLQJ JDV GLHVHO HQJLQH H KDXVW H SRVHV RX WR FKHPLFDOV NQRZQ WR WKH 6WDWH RI DOLIRUQLD WR FDXVH...

Page 3: ...fety Rules 2 4 2 7 Operational Safety Rules 2 4 2 8 Maintenance Safety Rules 2 6 2 9 Storage Safety Rules 2 7 2 10 Use Caution When Working With Batteries 2 8 2 11 Safe Booster Cable Operation 2 9 2 1...

Page 4: ...ley Adjustment 4 6 4 8 Anti Scalp Wheel Adjustment 4 6 SECTION 5 MAINTENANCE 5 1 5 1 Maintenance 5 1 5 2 Every 8 Operating Hours or Daily 5 1 5 3 First 25 Operating Hours 5 2 5 4 First 50 Operating Ho...

Page 5: ...attempting to set up oper ate adjust perform any maintenance on or store the deck Keep this manual at hand at all times for ready reference 1 2 Product Registration Immediately record the model and se...

Page 6: ...Articulator Use of substitute parts may cause unsafe operation unsat isfactory performance and void the warranty of your Articulator 1 5 Servicing The Articulator The Articulator is carefully engineer...

Page 7: ...lades for ninety 90 days from date of purchase After ninety 90 days all wear components are no longer covered under further warranty from warrantor Component failure as a result of improper maintenanc...

Page 8: ...ent 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 rejection of claim Limitations...

Page 9: ...tract supersedes all prior written and oral agreements related to the purchase and is intended to be an integration of the entire agreement between the parties All of the promises warranties guarantee...

Page 10: ...anual in order to indicate important safety information When one of these symbols appears in this manual be aware of a potential hazard being discussed in the accompanying paragraphs Hazards such as d...

Page 11: ...application NOTE The illustrations and data used in this manual were current at the time of printing but the deck may vary slightly due to ongoing engi neering changes Lastec reserves the right to im...

Page 12: ...Know how to stop the deck quickly in an emergency 2 5 Personal Protection Equipment Wear eye and hearing protection Wear close fitting clothing to avoid entangle ment in moving parts Do not operate th...

Page 13: ...before operating the deck Do not allow anyone to operate the mower without proper instruction Know how to stop the mower quickly in an emergency 2 7 Operational Safety Rules Stay clear of blades durin...

Page 14: ...er while operating Do not allow anyone near or in the path of discharge Do not discharge in the direction of bystanders vehicles or buildings Do not stop or start suddenly when going up or down a hill...

Page 15: ...rify that all blades are sharp free of nicks or cracks and securely fastened Immediately replace blades that show any signs of cracks Do not perform maintenance on your mower when children are pres en...

Page 16: ...quently Verify that they are sharp free of nicks and cracks and securely fastened Periodically tighten all bolts nuts and screws Verify that all fasteners are properly installed to ensure the drive un...

Page 17: ...eries Keep sparks flames burning cigarettes or other ignition sources away at all times Failure to follow this will result in serious injury or death Wear safety goggles and a face shield when working...

Page 18: ...FURIC ACID per SDS Safety Data Sheet EYE CONTACT Sulfuric Acid and Lead Flush eyes immediately with large amounts of water for at least 15 minutes while lifting lids Seek immediate med ical attention...

Page 19: ...s are used on your Articulator Operators should become familiar with these symbols and heed the warnings where they appear on your Articulator Attention Pinching Crushing Danger Caution Rotating Blade...

Page 20: ...13 Hazard Identified Chart Hazard Identified Risk Source Control Measure Operator injury Inexperience Complete Owner s Manual supplied covering all aspects of operating the unit Various warning decals...

Page 21: ...mberment Cutting blades Warning decals Clear warning in manual Physical guards around blades Clear prohibitions outlined in man ual Danger of projectile strike Ejected debris from cutting blades Warni...

Page 22: ...d increasing the brake tension until the handle hits a hard stop To release the parking brake push for ward on the handle away from the hard stop 3 3 Fuel Handle fuel with care to avoid fire or explos...

Page 23: ...the fuel can adversely affect the fuel injection pump DIESEL ONLY Do not allow either fuel tank to drain completely of fuel This can allow air into the fuel system If this happens the fuel system will...

Page 24: ...oil level and quality daily Incorrect oil inadequate oil level or contaminated oil will cause engine damage Ensure your Articulator is parked on level ground before checking the oil level Check the oi...

Page 25: ...rrect fluid in the hydraulic tank Check fluid level and quality daily Incorrect fluid inadequate fluid level or contaminated fluid will cause damage to the hydraulic system The hydraulic oil used in y...

Page 26: ...fective parts and re fill the hydraulic system before operating your Articulator 8 Secure all clamps or fittings 3 8 Hydrostatic Pump Adjustment Use jack stands when adjusting the hydrostatic pumps Ke...

Page 27: ...nk arm into this position 5 When finished turn off the drive unit 6 Ensure that both link arm jam nuts are tight 7 Lift the drive unit remove the jack stands and lower the unit to the ground 3 9 Towin...

Page 28: ...safe 3 Check the belt for 45 50 lbs tension on the Cricket gauge part number 028498 NOTE If the idler tensioner rotates to its maximum stroke without adequately tightening the belt you need to replace...

Page 29: ...ke without adequately tightening the belt you need to replace the belt NOTE If the belt you are checking is new and the idler tensioner goes to its maximum stroke without adequately tightening the bel...

Page 30: ...on If the idler tensioner reaches its maximum stroke without adequately tightening the belt you need to replace the belt If the belt you are checking is new and the idler tensioner slides to its maxim...

Page 31: ...mounting bracket 5 Adjust the spring tension by tightening the bolt at the rear of the springs Proper operation of the weight transfer system will allow you to lift the mowing deck by the handle with...

Page 32: ...nd mulching blades for certain mowing applications Contact your Articulator dealer for further information about optional blades available 3 15 Operator Seat 1 Check that the operator seat pan is prop...

Page 33: ...running Set the deck height before operating your Articulator Your Articulator has a mower deck height range of 1 to 4 5 in 1 4 increments The mower deck height adjustment has a lever for adjusting t...

Page 34: ...travel as shown in Figure 3 8 5 Set the deck height adjustment arm to 3 The flags on the lift arms should give a visual cue as to whether the deck needs major or minor adjustments The deck hanger fla...

Page 35: ...same tension on both sides before adjusting the main turnbuckle Adjust the eyebolt until the tension is even on both hangers then snug down the jam nut 8 When the center deck is level check each side...

Page 36: ...heels should turn freely without excessive side to side motion and be free of debris 6 Clean adjust replace and grease as necessary 7 Check that each wheel swivels freely in the shaft pivot collar and...

Page 37: ...bnormal noises rough running or displays any other usual characteristics 3 Stop the engine and correct the problem before operating your Articulator 3 22 Hour Meter The hour meter is located on the co...

Page 38: ...Articulator The following safety conditions must be met before the engine will start Operator s seat is occupied Auxiliary switches blades etc on the control panel are in the OFF positions Hand contr...

Page 39: ...efore operating your Articulator Your Articulator is equipped with two hydrostatic pumps one operating each rear drive wheel These pumps are controlled separately with each of the steering control arm...

Page 40: ...he left control lever forward slowly while simultaneously pulling the right control lever backward slowly To obtain a zero turn radius to the left Push the right control lever forward slowly while sim...

Page 41: ...ift Blades GATOR MULCHING BLADE 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 q...

Page 42: ...ren are present Your Articulators is equipped with a mower deck comprised of three blades All three blades are belt driven the drive belt located under the operator seat pan drives the center blade an...

Page 43: ...the Cricket gauge part number 028498 on a drive belt that has stretched Remove the center bolt and place the pulley at the level most appropriate to maintain the proper belt tension 4 8 Anti Scalp Whe...

Page 44: ...enance Along with completing the Pre Operation Equipment Inspection Checklist each time you operate your Articulator complete the following Maintenance Checklists at the indicated time intervals See S...

Page 45: ...rs and hood grills periodically during the day to ensure proper flow of cooling air 5 3 First 25 Operating Hours Change the hydraulic oil and filter 5 4 First 50 Operating Hours Change engine oil and...

Page 46: ...eel bearings Flush fuel tanks 1 Check engine valve clearance1 Check head mounting bolt torque while doing valve check 1 5 10 Annual Inspect air cleaner filter elements and replace if necessary 1 Chang...

Page 47: ...X X X X X Verify proper installation operation and flow of grass chute X X X X X X X X X Inspect entire Lastec Mower for loose or entangled parts debris obstructions neglected tools or other hazards X...

Page 48: ...or the deck belt part number CM0025 3 FIG 5 2 5 14 Urethane Bushings Bolts holding urethane bushings must remain tight Urethane bushings are used throughout all Articulators in various applications in...

Page 49: ...lts associated with urethane bushings are tight at all times In some cases urethane bush ing applications are associated with grease points The grease in these cases is used to protect the moving part...

Page 50: ...and Rim Assembly 2 24 x 12 x 12 OTR Wheel 073099 Deck Belt Belt B148 Wrapped 048272 Drive Belt Deck Drive Belt B123 Custom 105144 Clutch Clutch 5 75 Dia x 1 1 8 Bore 12V 040311 Maximum Forward Speed...

Page 51: ...ession Ratio 24 1 Dry Weight 158 8 lbs Oil API Service Class CJ 4 Shell Rotella T SAE 10W 30 Oil Capacity Approx 0 98 US gal 3 7L Oil Filter Kubota HH150 32430 105192 Fuel Diesel Fuel No 2 D ASTM D975...

Page 52: ...ase Drain Return REF PART DESCRIPTION COMMENTS QTY 1 105149 Hose Assembly 1 2HPx17In ORFS 8 ST 4 2 105211 Hose Assembly 3 8LPx8In ORFS 6 45 1 3 105215 Hose Assembly 3 8LPx18In ORFS 6 45 1 4 105216 Hos...

Page 53: ...l F2 10A F1 10A F6 Water Temp Switch 30 AC 17 19 50 3 0 1 2 Preheat Off On Start Key Switch CR4 CR3 CR7 30 87 CR1 30 87 85 86 CR2 30 87 CR4 Oil Press Water Temp 30 87A Water Temp Sender Alternator Alt...

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