
Page 2
AG20046
GEnERAl infoRMAtion
1. Unless otherwise specified, high-strength (grade5)
(3 radial-line head markings) hex head bolts are used
throughout assembly of this piece of equipment.
2. Whenever terms “LEFT” and “RIGHT” are used in this
manual it means from a position behind wagon box
and facing forward.
3. When placing a parts order, refer to this manual for
proper part numbers and place order by PART NO. and
DESCRIPTION.
4. Read assembly instructions carefully. Study
assembly procedures and all illustrations before you
begin assembly. Note which parts are used in each
step. This unit must be assembled in proper sequence
or complications will result.
WARNING:
To AvoId PeRsoNAl INjuRy oR deATh, obseRve folloWING
INsTRucTIoNs:
Never overload wagon. Do not exceed the rating of the gear or load rating of the tires,
whichever is less.
Ensure that anybody present is clear before applying power to any machinery used in
conjunction with wagon box or when moving box.
Never allow anyone in, near, or on gravity box during transporting or unloading of grain.
Moving grain is dangerous and can cause entrapment, resulting in severe injury or death
by suffocation.
Do not exceed 20 miles per hour when towing wagon.
Thank 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 years of service.
SiGnAl woRDS:
wARRAnty PoliCy, oPERAtoR MAnUAlS & REGiStRAtion
Go online to www.demco-products.com to review Demco warranty policies, operator manuals and register your Demco
product.
General Information & Table of Contents ............................................................................... 2
Safety, Signal Words .................................................................................................................. 3
Equipment Safety Guidelines, Lighting and Marking ............................................................ 4
Safety Sign Care ......................................................................................................................... 4
Tire Safety .................................................................................................................................... 5
Before Operation ....................................................................................................................... 5
During Operation ......................................................................................................................5-6
Following Operation .................................................................................................................. 6
Highway and Transport Operations ........................................................................................6-7
Performing Maintenance ........................................................................................................... 7
Safety Sign Locations ................................................................................................................. 8
Bolt Torque .................................................................................................................................. 9
Running Gear Parts Breakdown ............................................................................................ 10-11
Brake Tongue Maintenance and Adjustment ........................................................................ 12
Brake Tongue Parts Breakdown .............................................................................................. 13
13” Brake Cluster Parts Breakdown......................................................................................... 14
Running Gear Brake Line Parts Breakdown ........................................................................... 15
Brake System Maintenance and Repair ............................................................................... 16-17
500 Gravity Flow Box Parts Breakdown ............................................................................... 18-19
650 Gravity Flow Box Parts Breakdown ............................................................................... 20-21
750 Gravity Flow Box Parts Breakdown ............................................................................... 22-23
Door Lift & Chute Parts Breakdown ........................................................................................ 24
Gravity Box to Running Gear Parts Breakdown ..................................................................... 25
Gravity Flow Lighting & SMV Parts Breakdown ..................................................................... 26
Fender Parts Breakdown .......................................................................................................... 27
Maintenance and General Operation ..................................................................................... 28
intRoDUCtion
tABlE of ContEntS