Roto-Mix Roto-Spread 532-16 Safety guide

532-16 & 672-20
MANURE SPREADER
TRAILER UNIT
MODEL NUMBERS
532-16 SPREADER & 672-20 SPREADER
OWNER’S MANUAL
INSTALLATION INSTRUCTIONS
AND PARTS
ROTO-MIX
P.O. Box 1724
2205 E. Wyatt Earp Blvd.
Dodge City, Kansas 67801
[phone]
©Roto-Mix 2006
441935 08/2017 Printed in U.S.A.

INTRODUCTION
Congratulations on the purchase of your new spreader
from Roto-Mix. With proper operation and preventative
maintenance it will last for years.
This SAFETY ALERT SYMBOL indicates
important safety messages in the manual. When you see
this symbol, be alert to the possibility of PERSONAL
INJURY and carefully read the message that follows.
NEVER OPERATE WITHOUT
ALL COVERS, SHIELDS AND GUARDS IN PLACE.
KEEP HANDS, FEET AND CLOTHING AWAY
FROM MOVING PARTS.
Some covers and guards have been removed for illustra-
tive/photographic purposes only in this manual. How-
ever, equipment should never be operated in this condi-
tion. Keep all shields in place. If shield removal becomes
necessary for repairs, replace the shield prior to use.
The Guarantee appears in the front of this book along
with the Registration and Inspection Certificate.
For information on ordering repair parts, refer to the Re-
pair Parts section at the back of this book.
The serial number plate is located on the drivers side
lower front of the main frame. This number should be
recorded on the Registration and Inspection Certificate
for your reference and for proper identification of your
spreader by Roto-Mix.
You are urged to study this manual and follow the in-
structions carefully. Your efforts will be repaid in better
operation and service as well as a savings in time and
repair expense. Failure to read and understand the ma-
chine or the system could lead to serious injury. If you
do not understand the instructions in this manual contact
either your dealer or Roto-Mix at Dodge City, Kansas
67801.
This supersedes all previous published instructions.
Page 2

Warranty Statement WS-0716
ROTO-MIX LLC warrants to the original purchaser all products manufactured by it to be free from defects in material and workmanship under normal use and
service.
ROTO-MIX’s obligation under this warranty is limited to repairing or replacing, as the company may elect, free of charge and without charge for installation, at
the place of business of a dealer or distributor authorized to handle the equipment covered by this warranty or at a ROTO-MIX facility, any parts that prove, in
the company’s judgment, to be defective in material or workmanship within one (1) year after delivery to the original purchaser, and still owned by the original
purchaser. This warranty shall in no way make ROTO-MIX liable to anyone for personal injuries or damages, loss of time, or expense of any kind either direct or
indirect resulting from part failure or defect. This warranty is subject to acts of God, fire and existing conditions of supply and demand, or production, or ability
or inability to deliver, or for any other valid reason beyond the reasonable control of ROTO-MIX, to obtain materials, manufactured replacement parts, or make
delivery thereof. No distributor, dealer, agent, or ROTO-MIX employee (other than the CEO or President in writing) is authorized to extend any other or further
express or implied warranty or incur any additional obligation on ROTO-MIX’s behalf in connection with the sale of this product.
If ROTO─MIX, or its duly authorized representative, shall find that such returned part or parts are defective and such defects, or defect, are included in and
covered by said warranty, then such defective part or parts shall promptly be replaced without charge to the purchaser, F.O.B. the ROTO─MIX plant.
Product Registration - It is a condition of this warranty that the original purchaser must fill out the warranty card furnished by ROTO-MIX and that it be returned
to ROTO-MIX within 10 days of purchase and be recorded in ROTO-MIX’s owner file for this warranty to be valid. In the event an owner’s card is not on file at the
ROTO-MIX office, the warranty period will extend only from date equipment was picked up or shipped from the ROTO-MIX plant.
Maintenance - It is the customer’s responsibility to maintain their equipment in accordance with the instructions provided in the Operator’s Manual. ROTO-MIX
recommends that you keep records and receipts; you may be asked to prove that maintenance instructions have been followed.
Operation –It is the customer’s responsibility to operate the equipment only for the purpose for which it was designed and in accordance with all safety and
operational recommendations contained in the Operators Manual. If a defect in materials or workmanship occurs, it is the customer’s responsibility to cease
operating the equipment until authorized repairs are made. Damage, which occurs from continued operation, may not be covered by this warranty.
What this Warranty Covers
This warranty covers failures caused by defects in materials or workmanship only.
This Warranty does not cover failures caused by:
This Warranty does not cover replacement of Wear or Maintenance Items including, but not limited to.
This Warranty does not cover:
-Pickup and delivery of the equipment
-Service Calls or Travel Time to and from sites
-Rental of replacement equipment during repair period
-Products that have been declared a total loss and subsequently salvaged
-Overtime labor charges
-ROTO-MIX is not responsible and will not be liable for damage caused to persons or property, commercial loss, loss of time or production, loss of use by reason
of the installation or use of ROTO-MIX products or their mechanical failure.
Right to Make Changes
ROTO-MIX reserves the right to make any changes to a ROTO-MIX product at any time without incurring any obligation with respect to any product previously
ordered, sold or shipped, with or without notice.
Parts Warranty
ROTO-MIX warranties replacement parts against defects in materials or workmanship for a period of 90 days or the remainder of the product warranty,
whichever is longer. Remedy for defective replacement parts for units that are beyond the original product warranty, will be limited to replacement of the failed
part. Failures that are due to damage, improper installation, lack of maintenance or improper operation will not be covered.
ROTO-MIX 2205 East Wyatt Earp Blvd., Dodge City, KS 67801 [phone] Fax: [phone]
 Improper operation
 Natural calamities
 Unauthorized modifications
 Unauthorized repairs
 Use of Non ROTO-MIX parts
 Neglected maintenance
 The use of PTO Shaft Adaptors
 Usage contrary to the intended purpose of
the product
 lubricants
 Filters
 Hoses
 Tires
 Augers
 Wipers
 Chains
 Idlers
 Batteries
 Blades
 Belts
Page 3

Page 4
TABLE OF CONTENTS
Introduction ......................................2
Warranty .......................................3
Table Of Contents ....................................4
Safety - Spreader ....................................5
Safety Decals .....................................6
Spreader Safety.....................................7
Safety Decal Care .............................................10
Specifications .....................................11
Dimensional Data - Spreader .............................11
Tractor Hydraulic System Recommendations .......................12
Features .....................................12
Optional Equipment .................................12
Principle of Operation ................................12
Pre Operation .....................................13
Understand the Controls ...............................13
Rear Gate .................................................13
Sliding Gate ................................................13
Rate Of Application ............................................13
Spread Pattern ...............................................13
Tractor Drawbar ..................................13
Adjust Trailer Hitch Clevis .........................................14
Pre Operation Checklist ...............................14
Highway and Transport Operation ...........................14
Lighting and Marking............................................15
Operation.......................................16
Tractor Hookup ...................................16
Loading ......................................16
Unloading .....................................17
Shut Down.....................................17
Unhook the Tractor .................................17
Storage and Cleaning ................................17
Maintenance .....................................19
Lubrication.....................................19
Bearings ..................................................19
PTO Drive Shaft ..............................................19
Drive Chain Planetary Gearbox ......................................19
Wheel Hubs ................................................20
Hydraulic System ..................................20
Adjustments ....................................20
Sliding Gate Scrapers ...........................................20
Rear Gate Flashing ............................................21
Drive Chain Slack .............................................21
Adjust Spread Pattern ...........................................22
Repair Parts......................................23

(both sides)
(both sides)
C
A (both sides)
B (both sides)
B (both sides)
D
B
D
Indicates an imminently hazardous
situation that, if not avoided, will result in death or serious
injury.
situation that, if not avoided may result in minor or
moderate injury.
Indicates a potentially hazardous
Indicates a potentially hazardous
situation that, if not avoided could result in death or
serious injury, and includes hazards that are exposed
when guards are removed.
SAFETY - SPREADER
Page 5
SAFETY DECAL PAGE.
READ ALL SIGNS ON THE MACHINE AND IN THIS MANUAL. REPLACE
ANY LOST OR DAMAGED SIGN BY ORDERING THE PART NUMBERS SHOWN ON THE
A brief definition of signal words that may be used in this manual: