MacDon DWA Operation And Parts Manual Download Page 59

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MAINTENANCE AND SERVICING

4.3

Hydraulic Schematic

For detailed hydraulic schematics, refer to your windrower technical manual.

Figure 4.23: DWA Hydraulic Schematic

A - Lift Manifold

B - DWA Drive Motor

C - DWA Lift Cylinder

D - Hydraulic Tank

E - Hydraulic Filter Element

F - Inlet Manifold

G - Drive Manifold

H - Junction Manifold

214048

Revision A

Summary of Contents for DWA

Page 1: ...The harvesting specialists Double Windrow Attachment DWA for M1 Series Self Propelled Windrowers Setup Operation and Parts Manual 214048 Revision A Model Year 2017 Original Instruction...

Page 2: ...This instruction contains the setup procedures operation instructions and parts lists for the MacDon Double Windrow Attachment DWA for M1 Series Self Propelled Windrowers Published September 2016...

Page 3: ...s in all relevant MacDon publications Failure to do so may compromise machine function and machine life and may result in a hazardous situation MacDon provides warranty for Customers who operate and m...

Page 4: ...rd the serial number of the Double Windrow Attachment DWA in the space provided DWA serial number __________________________ The serial number plate is located on the deck A Figure 1 Serial Number Loc...

Page 5: ...guration page 19 Added a note to the topic explaining about a potential issue during the DWA s first run up on the windrower where the deck may not turn despite the header being correctly engaged with...

Page 6: ......

Page 7: ...owering the Deck 27 3 3 1 Adjusting the Deck Lift Speed 28 3 3 2 Adjusting the Proximity Sensor 29 3 4 Setting Draper Speed 30 3 5 Adjusting Deck Angle 32 3 5 1 Adjusting Deck Angle Relative to the Dr...

Page 8: ...ations 69 6 1 2 Metric Bolt Specifications 71 6 1 3 Metric Bolt Specifications Bolting into Cast Aluminum 74 6 1 4 Flare Type Hydraulic Fittings 74 6 1 5 O Ring Boss ORB Hydraulic Fittings Adjustable...

Page 9: ...nd on safety signs on the machine This symbol means ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED Carefully read and follow the safety message accompanying this symbol Why is safety important to you...

Page 10: ...minently hazardous situation that if not avoided will result in death or serious injury WARNING Indicates a potentially hazardous situation that if not avoided could result in death or serious injury...

Page 11: ...r or filter mask Figure 1 2 Safety Equipment Be aware that exposure to loud noises can cause hearing impairment or loss Wear suitable hearing protection devices such as ear muffs or ear plugs to help...

Page 12: ...horten machine s life To avoid bodily injury or death from unexpected startup of machine ALWAYS stop engine and remove key from ignition before leaving operator s seat for any reason Figure 1 6 Safety...

Page 13: ...steel lines hoses and couplings are in good condition before applying pressure to hydraulic systems Keep hands feet clothing and hair away from all moving and or rotating parts Clear area of bystande...

Page 14: ...ate hazardous and unsafe conditions Figure 1 11 Testing for Hydraulic Leaks Wear proper hand and eye protection when searching for high pressure hydraulic leaks Use a piece of cardboard as a backstop...

Page 15: ...lable from your Dealer Parts Department Safety signs are available from your MacDon Dealer Figure 1 14 Operator s Manual Decal 1 6 1 Installing Safety Decals 1 Clean and dry installation area 2 Decide...

Page 16: ...ury gangrene or death If injured seek emergency medical help Immediate surgery is required to remove oil Do not use finger or skin to check for leaks Lower load or relieve hydraulic pressure before lo...

Page 17: ...SAFETY MD 176295 DECK LIFT LOCK Located on deck linkage Figure 1 17 MD 176295 214048 9 Revision A...

Page 18: ......

Page 19: ...tairs A by hand until spring loaded latch B locks steps in the upright position Rubber bumper C stops the stairs from going past the upright position NOTE Stairs are held in the down position by the e...

Page 20: ...re 2 3 Linkage Support 2 Support linkage assembly A with a forklift B and lift into place under windrower NOTE Approach the windrower with the forklift from the right hand cab forward side With the st...

Page 21: ...pport Under Windrower NOTE Windrower not shown for clarity 6 Lower linkage by pulling out safety pin A on the left hand side of linkage Allow frame to lower 7 Replace safety pin A Figure 2 7 DWA Linka...

Page 22: ...th a forklift Forks C should be inboard of shipping stand A 3 Remove the two shipping stands A from the front of the deck by removing nut B 4 Reinstall nut B with a washer MD 11695 Washers are include...

Page 23: ...he DWA deck is now ready to be assembled to the linkage underneath the windrower 7 Position the DWA deck on the right hand side of the windrower 8 Support the deck with a floor jack A or a forklift B...

Page 24: ...vot shaft and torque the nut to 339 N m 250 ft lbf 12 Install a lock nut E and tighten against nut D IMPORTANT Apply proper torque to nuts 13 Add grease to grease zerk F Figure 2 15 Deck Pivot and Lin...

Page 25: ...its most forward position This adjustment can be fine tuned when the hydraulics setup is complete Figure 2 17 Deck and Right Hand Drive Wheel 16 Raise backsheet A on the deck and remove the top nut B...

Page 26: ...couplers on windrower frame C NOTE Linkage and windrower have quick couplers preinstalled for easy connection Figure 2 20 DWA Linkage Hydraulics Multicoupler Hidden for Clarity Install the DWA deck h...

Page 27: ...ready headers follow these steps Install the DWA linkage hydraulics to the windrower 1 Route hoses A underneath both filters as shown 2 Connect linkage quick couplers B to quick couplers on windrower...

Page 28: ...B to the reducer C on the multicoupler bulkhead fitting closest to the windrower 5 Connect the other hydraulic hose D to the remaining reducer E on the multicoupler bulkhead fitting Figure 2 24 Deck...

Page 29: ...w these steps NOTE The proximity sensor comes preinstalled on the DWA linkage 1 Remove the cable tie binding the DWA extension A to the chassis harness B from windrower 2 Connect DWA extension A to DW...

Page 30: ...with each particular header DWA is now activated Figure 2 27 Selecting DWA 2 6 1 Setting One Touch Return Buttons A B C One Touch Return buttons A B and C on the ground speed lever GSL handle allows y...

Page 31: ...an audible tone is heard indicating the current header settings are saved to that button The One Touch Return buttons will always save header height settings but you can also save the following settin...

Page 32: ...pressure reaches the desired alarm point Alarm can also be turned off completely by scrolling to the right hand end of the pressure graph The display replaces the digital value with three dashed line...

Page 33: ...er and header operator s manuals Keep all shields in place Engage the deck safety pin when deck is raised fully for transport service and storage or before going under deck for any reason Keep away fr...

Page 34: ...y Pin Engage the deck safety pin as follows 1 Raise the Double Windrow Attachment DWA deck 2 Push pin A inward until both roll pins B are inside the channel Rotate the pin A 90 degrees Figure 3 1 DWA...

Page 35: ...nd lower can be controlled in three ways 1 Raise and lower the DWA deck by using the reel raise button A and the reel lower button B respectively on the ground speed lever GSL The operator can interru...

Page 36: ...racker HPT 3 3 1 Adjusting the Deck Lift Speed Finding the proper Double Windrow Attachment DWA deck lift speed is essential to its proper operation The deck must lift fast enough to clear a windrow a...

Page 37: ...enough resulting in backsheet touching draper before it shuts off the proximity sensor A at the linkage needs to be lowered NOTE Carefully adjust the proximity sensor when running up the DWA for the...

Page 38: ...in three ways 1 Adjust draper speed by using the reel fore aft buttons on the GSL Press the reel fore button A to increase speed and the reel aft button B to decrease speed Figure 3 8 GSL 2 Adjust dra...

Page 39: ...OPERATION 4 The DWA s draper speed is displayed on the Harvest Performance Tracker HPT as shown Figure 3 11 Harvest Performance Tracker HPT 214048 31 Revision A...

Page 40: ...A deck will only be in its most forward position when the windrower is running The lift cylinder is single acting and not pressurized when the windrower is shut off When the windrower is running a sup...

Page 41: ...Disc Header 3 5 2 Adjusting Deck Angle Relative to the Ground The deck angle should be horizontal or at a slight incline relative to the ground Distance A should be equal to or greater than distance...

Page 42: ...r could occur to some deck components If the deck is too low to the ground raise it as follows 1 Lower linkage by fully extending cylinder 2 Move bottom pivot pin to lower position A This will raise t...

Page 43: ...chieve the ideal position NOTE The forming shield should be as low as possible without interfering with deck Figure 3 19 Forming Shield 3 Adjust the left hand side deflector B to direct crop towards t...

Page 44: ...k when fully raised Figure 3 21 Deck Raised NOTE The fins B under the forming shield can interfere with crop flow especially with an R Series Header in light crop If necessary remove fins B Figure 3 2...

Page 45: ...he gap size depends on the crop type and yield A gap that is too small for a heavy crop will use excessive engine power and be hard on affected components A gap that is too large will not throw the cr...

Page 46: ...ctors on the forming shields With a side delivered crop the position of the crop can be adjusted by adjusting the draper speed faster draper speeds will throw the crop farther 3 9 2 Operating with 25...

Page 47: ...permost position However it may need to be lowered for center windrowing Remove the fins on the rear baffle to prevent interference with the crop flow The crop trajectory arc is higher with a steeper...

Page 48: ......

Page 49: ...white tension indicator bar is not visible Figure 4 1 Draper Tension 4 1 2 Checking the Draper Tracking Draper tracking needs to be checked when the draper is first run up otherwise damage to the drap...

Page 50: ...utward Tighten nut D Forward Drive roller Move roller C inward Loosen nut D To adjust tracking on the idler roller side 1 Loosen the two nuts A 2 Adjust nut B according to Table 4 1 Draper Tracking Ad...

Page 51: ...the space between the deck and the right hand drive tire 2 Remove the front skid A by removing five nuts B 3 Loosen the draper tension and push the idler roller inward as far as possible Figure 4 4 F...

Page 52: ...d 2 Adjust the front skid A so skid height C is 1 5 3 mm 1 16 1 8 in above the draper NOTE Improper skid height can result in draper wear or excessive crop build up Constant contact between the skid a...

Page 53: ...re 4 8 Draper Deck Cross Section 4 1 7 Maintaining the Draper Roller The draper rollers have non greaseable bearings The external seal should be checked every 200 hours or more frequently in sandy con...

Page 54: ...jam nuts A and two set screws B NOTE The second jam nut and set screw are on the opposite side and are not visible in this illustration Figure 4 10 Draper Drive Roller 4 Remove the drive roller A by...

Page 55: ...m 20 ft lbf 3 Install the two jam nuts A NOTE The second jam nut and set screw are on the opposite side and are not visible in this illustration Figure 4 13 Draper Drive Roller 4 Install washer and bo...

Page 56: ...and washer B at each end of the roller Figure 4 16 Idler Roller To reinstall the idler roller A follow these steps 1 Reattach bolt and washer B at each end of the idler roller A Torque bolts to 95 N m...

Page 57: ...hing on the outer race of bearing NOTE The bearing is fully positioned when the 14 mm 0 55 in dimension D is achieved 5 Apply grease in front of the bearing 6 Install seal A into roller by pushing on...

Page 58: ...NG 4 2 Lubrication Grease the following five pivot points A every 250 hours and or at the end of each season Figure 4 20 Deck Pivot Figure 4 21 Linkage Pivot Figure 4 22 Linkage Pivot Bottom View of D...

Page 59: ...aulic schematics refer to your windrower technical manual Figure 4 23 DWA Hydraulic Schematic A Lift Manifold B DWA Drive Motor C DWA Lift Cylinder D Hydraulic Tank E Hydraulic Filter Element F Inlet...

Page 60: ......

Page 61: ...ction lists all the replacement parts that can be ordered for a Double Windrow Attachment DWA for M1 Series Self Propelled Windrowers When ordering be sure the complete and proper part number is given...

Page 62: ...REPAIR PARTS 5 1 Deck Draper and Rollers 214048 54 Revision A...

Page 63: ...593 ROD ADJUSTER WELDT 1 13 145345 ROD ADJUSTER WELDT 1 14 120449 MEMBER LH STABILIZER WELDT 1 15 220181 BELL CRANK WELDT LH 1 16 120462 MEMBER COMPRESSION WELDT 1 17 176520 PANEL REAR WELDT 1 18 1765...

Page 64: ...REPAIR PARTS 214048 56 Revision A...

Page 65: ...HEX 3 8 16 UNC GR5 ZP E 18593 NUT HEX 3 4 10 UNC GR5 ZP F 18598 WASHER SAE FLAT 13 32 ID X 13 16 IN OD ZP G 18599 WASHER SAE FLAT 17 32 ID X 1 1 16 IN OD ZP H 18664 NUT HEX JAM 3 8 16 UNC GR5 ZP J 186...

Page 66: ...REPAIR PARTS 214048 58 Revision A...

Page 67: ...ACE DT 0 500 13 UNC GR5 Y 135157 SCREW MACHINE Z 135906 BOLT HH 5 8 NC X 7 5 LG TFL GR 5 ZP AA 135966 BOLT HH FLG SM FACE 3 8 NC X 1 0 GR5 ZP AB 137727 NUT HEX JAM DIST THD 1 2 13 UNC GR5 ZP AC 145249...

Page 68: ...REPAIR PARTS 5 2 Linkage and Deck Support 214048 60 Revision A...

Page 69: ...C W SPACERS 1 15 176462 SUPPORT FRONT WELDT 1 16 176509 SUPPORT REAR WELDT DWA 1 17 144996 JOINT ASSEMBLY 1 18 176066 CYLINDER GAS SPRING 1 19 103738 CLAMP PVC INSULATED 13 16 IN TUBE SIZE 2 20 30463...

Page 70: ...REPAIR PARTS 214048 62 Revision A...

Page 71: ...IE 1 A 21491 BOLT HH 1 2 NC X 1 25 LG GR5 ZP B 50186 NUT FLANGE LOCK SM FACE DT 0 500 13 UNC GR5 C 18592 NUT HEX 5 8 11 UNC GR5 ZP D 22072 WASHER FLAT E 30816 BOLT RHSN TFL 5 8 11 X 5 GR5 ZP F 176009...

Page 72: ...REPAIR PARTS 214048 64 Revision A...

Page 73: ...8 NC X 5 5 LG GR5 ZP V 18600 WASHER SAE FLAT 21 32 ID X 15 16 IN OD ZP W 50225 NUT FLANGE DT SMOOTH FACE 625 11 UNC X 136133 BOLT HEX FLG HD TFL M20 X 40 10 9 A3L ASTM568M Y 136122 NUT HEX FLG CTR LOC...

Page 74: ...REPAIR PARTS 5 3 Decals and Reflectors 214048 66 Revision A...

Page 75: ...2 176072 DECAL HEADER POSITION VERTICAL FORMAT 3 220084 DECAL DRAPER TENSION 4 166466 DECAL WARNING HIGH PRESSURE HYDRAULICS 5 176295 DECAL DECK LIFT LOCK 6 174683 DECAL WARNING DWA LINKAGE PINCH POIN...

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Page 77: ...arkings 6 1 1 SAE Bolt Torque Specifications Torque values shown in following tables are valid for non greased or non oiled threads and heads therefore do NOT grease or oil bolts or cap screws unless...

Page 78: ...56 306 338 1 8 619 684 459 507 Figure 6 2 Bolt Grades A Nominal Size B SAE 8 C SAE 5 D SAE 2 Table 6 3 SAE Grade 8 Bolt and Grade G Distorted Thread Nut Torque N m Torque ft lbf in lbf Nominal Size A...

Page 79: ...5 1288 863 954 Figure 6 4 Bolt Grades A Nominal Size B SAE 8 C SAE 5 D SAE 2 6 1 2 Metric Bolt Specifications Table 6 5 Metric Class 8 8 Bolts and Class 9 Free Spinning Nut Torque N m Torque ft lbf in...

Page 80: ...6 2 0 161 178 119 132 20 2 5 314 347 233 257 24 3 0 543 600 402 444 Figure 6 6 Bolt Grades Table 6 7 Metric Class 10 9 Bolts and Class 10 Free Spinning Nut Torque N m Torque ft lbf in lbf Nominal Size...

Page 81: ...ize A Min Max Min Max 3 0 5 1 3 1 5 12 13 3 5 0 6 2 1 2 3 19 21 4 0 7 3 1 3 4 28 31 5 0 8 6 3 7 56 62 6 1 0 10 7 11 8 95 105 8 1 25 26 29 19 21 10 1 5 51 57 38 42 12 1 75 90 99 66 73 14 2 0 143 158 10...

Page 82: ...d flare seat B for defects that might cause leakage 2 Align tube C with fitting D and thread nut E onto fitting without lubrication until contact has been made between flared surfaces 3 Torque fitting...

Page 83: ...20 19 21 14 15 2 2 6 9 16 18 30 33 22 24 2 1 1 2 8 3 4 16 57 63 42 46 2 1 1 2 10 7 8 14 81 89 60 66 1 1 2 1 1 2 12 1 1 16 12 113 124 83 91 1 1 2 1 1 4 14 1 3 16 12 136 149 100 110 1 1 2 1 1 4 16 1 5...

Page 84: ...NOT on threads and adjust if necessary 4 Apply hydraulic system oil to O ring A Figure 6 11 Hydraulic Fitting 5 Install fitting B into port until back up washer D and O ring A contact part face E 6 P...

Page 85: ...4 7 16 20 19 21 14 15 5 1 2 20 21 33 15 24 6 9 16 18 26 29 19 21 8 3 4 16 46 50 34 37 10 7 8 14 75 82 55 60 12 1 1 16 12 120 132 88 97 14 1 3 8 12 153 168 113 124 16 1 5 16 12 176 193 130 142 20 1 5 8...

Page 86: ...heck final condition of fitting Figure 6 13 Hydraulic Fitting Table 6 12 O Ring Boss ORB Hydraulic Fittings Non Adjustable Torque Value3 SAE Dash Size Thread Size in N m ft lbf in lbf 2 5 16 24 6 7 53...

Page 87: ...r C comes in full contact with O ring B 4 Thread tube or hose nut D until hand tight The nut should turn freely until it is bottomed out 5 Torque fittings according to values in Table 6 13 O Ring Face...

Page 88: ...3 8 40 44 29 32 8 13 16 1 2 55 61 41 45 10 1 5 8 80 88 59 65 12 1 3 16 3 4 115 127 85 94 14 Note5 7 8 16 1 7 16 1 150 165 111 122 20 1 11 16 1 1 4 205 226 151 167 24 1 2 1 1 2 315 347 232 256 32 2 1...

Page 89: ...nish alignment of fitting in tightening direction Never back off loosen pipe threaded connectors to achieve alignment 5 Clean all residue and any excess thread conditioner with appropriate cleaner 6 A...

Page 90: ...gapascals MPa x 00689 Pressure bar Non SI bar 14 5038 pounds per square inch psi Newton meters N m x 1 3558 pound feet or foot pounds ft lbf Torque Newton meters N m x 0 1129 pound inches or inch poun...

Page 91: ...65 103738 61 109791 55 115145 67 115146 67 115147 67 120449 55 120462 55 120845 55 132531 55 132532 55 132607 55 135157 59 135266 57 135312 63 135386 63 135778 63 135781 63 135865 61 63 135867 63 135...

Page 92: ...rolls 37 conversion charts 82 D double windrow attachment DWA draper speed 30 drapers draper roller 45 drive roller 45 idler roller 47 draper tension adjusting 41 draper tracking adjusting 41 checking...

Page 93: ...rotary header 39 positioning conditioner forming shield 35 positioning conditioner rolls 37 raising lowering deck 27 operations double windrowing draper speed 30 P predelivery checklist 87 proximity...

Page 94: ......

Page 95: ...is removed Check for loose hardware Tighten to required torque 6 1 Torque Specifications page 69 Check that shipping stands have been correctly installed on the header 2 3 Installing the Deck page 14...

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Page 98: ...04 885 5590 f 204 832 7749 MacDon Inc 10708 N Pomona Avenue Kansas City Missouri United States 64153 1924 t 816 891 7313 f 816 891 7323 MacDon Australia Pty Ltd A C N 079 393 721 P O Box 243 Suite 3 1...

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