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•  When halting operation, even periodically, set tractor or towing vehicles brakes, disengage PTO, shut off engine, 

  and remove ignition key.

•  Be especially observant of operating area and terrain. Watch for holes, rocks, or other hidden hazards. Always 

  inspect area prior to operation. 

  -     DO NOT operate near edge of drop-off or banks.

  -     DO NOT operate on steep slopes as overturn may result.

  -     Operate up and down (not across) intermediate slopes. Avoid sudden starts and stops.

•  Pick the most level possible route when transporting across fields. Avoid edges of ditches, gullies, and steep 

  hillsides.

•  Be extra careful when working on inclines.

•  Maneuver tractor or towing vehicle at safe speeds.

•  Avoid overhead wires or other obstacles. Contact with overhead lines could cause serious injury or death.

•  Avoid loose gravel, rocks, and holes; they can be dangerous for equipment operation or movement.

•  Allow for unit length when making turns.

•  Do not walk or work under raised components or attachments unless securely positioned and blocked.

•  Keep all bystanders, pets, and livestock clear of work area.

•  Operate towing vehicle from operators seat only.

•  Never stand alongside of unit with engine running or attempt to start engine and/or operate machine while 

  standing alongside of unit.

•  Never leave running equipment unattended.

•  As a precaution, always recheck hardware on equipment following every 100 hours of operation. Correct all 

  problems. Follow maintenance safety procedures.

folloWING oPeRATIoN

•  Following operation, or when unhitching, stop tractor or towing vehicle, set brakes, shut off engine and remove ignition 

key.

•  Store unit in an area away from human activity.

•  Do not park equipment where it will be exposed to livestock for long periods of time. Damage and livestock injury 

could result.

•  Do not permit children to play on or around stored unit.

•  Make sure all parked machines are on a hard, level surface and engage all safety devices.

•  Wheel chocks may be needed to prevent unit from rolling.

hIGhWAy ANd TRANsPoRT oPeRATIoNs

•  SAFETY CHAINS: If equipment is going to be transported on a public highway, always follow state and local    

regulations regarding safety chains and auxiliary lighting. Be sure to check with local law enforcement agencies  

for your own particular regulations. Only safety chains (not elastic or nylon/plastic tow straps) should be used 

 

to retain connection between towing and towed machines in event of separation of primary attaching system.  Use 

a high strength, appropriately sized hitch pin with a mechanical retainer and attach safety chains. Criss cross 

chains under tongue and secure to draw bar cage, mounting loops, or bumper frame.

•  Adopt safe driving practices:

  -   Keep brake pedals latched together at all times.  NEvER USE INDEPENDENT BRAKING WITH MACHINE  

   

IN TOW, LOSS OF CONTROL AND/OR UPSET OF UNIT CAN RESULT.

  -     Always drive at a safe speed relative to local conditions, ensure that your speed is low enough for an 

   

emergency stop. Keep speed to a minimum.

Summary of Contents for Gravity Flow 550

Page 1: ...Page 1 10 17 AG20021 Rev 1...

Page 2: ...hank you for purchasing a Demco Gravity Flow Wagon We feel you have made a wise choice and hope you are completely satisfied with your new piece of equipment Proper care and use will result in many ye...

Page 3: ...us situation that if not avoided could result in death or serious injury and includes hazards that are exposed when guards are removed It may also be used to alert against unsafe practices caution Ind...

Page 4: ...erve all safety signs and practice instructions on them Never exceed limits of a piece of machinery If its ability to do a job or to do so safely is in question don t try it Lighting and marking It is...

Page 5: ...inspection for any loose bolts worn parts or cracked welds and make necessary repairs Follow maintenance safety instructions included in this manual Be sure there are no tools lying on or in equipment...

Page 6: ...rs of operation Correct all problems Follow maintenance safety procedures Following operation Following operation or when unhitching stop tractor or towing vehicle set brakes shut off engine and remov...

Page 7: ...ate engine of towing vehicle in a closed building Exhaust fumes may cause asphyxiation Before working on this machine stop towing vehicle set brakes shut off engine and remove ignition key Always use...

Page 8: ...t Turn Sharply G AG21002 Caution 20 M P H cAuTIoN do not exceed 20 MPh when loaded 09 99 AG21002 G D M F K K K B L H 04804 Red Reflector I AG21163 Large Demco Charcoal J 07278 Conspicuity w White to t...

Page 9: ...do not allow hub to turn 4 Tighten nut to final torque indicated on chart 5 Install cotter pin if needed loosen or tighten nut to the next closest locking slot 6 Check hub for end play 7 If end play...

Page 10: ...A B 7 34 12 19 For Breakdown of Tongue and Pivot Arm Assembly See Page 15 M Q O N R S T V X W W 13 Y 34 34 550 bushelw optional frontwheel brakes 8 8 5 5 1 1 2 2 3 3 6 6 7 7 8 8 9 9 10 10 11 11 12 12...

Page 11: ...R BOLSTER FRAMES ASSEMBLY INSTRUCTIONS REF PART QTY DESCRIPTION 1 07353 1 1 1 4 12 UNF Castle Nut 650 750 01934 1 1 14 UNF Castle Nut 550 2 05088 1 1 4 x 2 Lg Cotter Pin 650 750 00191 1 3 16 x 1 1 2 L...

Page 12: ...ld cause severe property damage personal injury and or death thewheels alwaysbeginwithwheelfarthestfromthemaster cylinder and move toward it Immerse the other end of the hose into a clean transparent...

Page 13: ...in 30 12122 30 1 Adjustable Tongue Male Half 31 07517 30 1 Tongue Extension Latch 32 01158 95 1 Latch Spring 33 07521 95 1 Latch Pin 34 00036 1 5 16 Lockwasher 35 01263 1 5 16 18 UNC x 3 4 Hex Head Bo...

Page 14: ...7M 1 Wheel Cylinder Assembly Left 4 SB9783 1 Push Rod 5 SB9254 2 Cover Plate Adjusting Hole 6 05961 2 5 16 18UNC x 5 8 Hex Head Bolt 7 05424 2 5 16 External Tooth Washer 8 05431 1 Bleeder Replacement...

Page 15: ...ake cluster first Then bendaroundthetopoftherearbolsterframeandattachtotheRear BrassTee 4 as shown Now attach 53 Steel Lines 9 to center of outlet on Brass Tee 4 along reach pipe 7 Assemble 12 Rubber...

Page 16: ...f abnormal wear is found such as brake shoe hitting brake drum once lining is gone rivets hitting brake drums and or brake drums out of round NOTE Maximum diameter allowed 13 060 Brake Set up 1 Attach...

Page 17: ...ks on the second click The lever should be approximately straight up and down Now try to rotate each of the four wheels inaforwardrotation Youshouldnotbeabletorotate the wheels forward If you can then...

Page 18: ...5 19 13 5 12 12 5 30 17 13 17 31 28 27 27 28 27 28 19 31 19 43 25 26 23 5 17 17 8 16 8 16 29 10 13 13 11 1 21 1 1 33 9 9 34 18 18 6 17 2 4 17 17 7 10 Red 20 Green 42 Blue Wagons are available in 3 col...

Page 19: ...3 Slide the Center Dump Chute 36 under the box Raise the Center Dump Chute and align holes with holes on the Unloading Chute 35 Bolt together using 3 8 x 1 3 4 bolts 7 and 3 8 Nylon InsertLocknuts 17...

Page 20: ...mounting bolts are tight Periodically check braking quality If you think they are a little soft check the movement on the actuator If it moves more than 7 8 the brake shoes need to be adjusted Failur...

Page 21: ...er plated Please order replacement parts by PART NO DESCRIPTION and COLOR REF PART NO NO QTY DESCRIPTION 11 12293 8 Plastic Bushing 12 13103 30 4 Bolster Bolt 13 13105 30 2 Torsion End Link 14 13107 3...

Page 22: ...6 18 UNC x 3 4 Gr 5 19 00907 2 3 8 16 UNC x 1 Gr 5 20 02592 2 3 8 16 UNC Nylon Insert Locknut 21 12443 30 1 Light Wire Cover REAR PLUG 3 1 2 1 3 Please order replacement parts by PART NO DESCRIPTION a...

Page 23: ...offset REF PART NO NO QTY DESCRIPTION Fender Assembly on 550 750 Gravity Flow Wagons 2 3 4 6 14 13 12 11 10 5 6 13 14 5 1 2 6 6 6 3 1 6 6 3 3 6 6 3 3 6 4 6 9 1 6 4 6 17 18 15 16 7 6 7 6 Mount Inner F...

Page 24: ...de Note Be Careful NOT to Drill through light wire Clamp fender mounts to wagon corner posts at dimensions shown above Using the fender mounts as a guide drill 11 32 dia holes through corner posts of...

Page 25: ...Page 25 NOTES...

Page 26: ...Page 26 NOTES...

Page 27: ...Page 27 NOTES...

Page 28: ...h St BOYDEN IA 51234 PH 712 725 2311 FAX 712 725 2380 TOLL FREE 1 800 54DEMCO 1 800 543 3626 www demco products com Go online to www demco products com for Demco warranty policies operator manuals pro...

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