GREAT PLAINS UMRC Guide

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this symbol, the subsequent instructions and
warnings are serious - follow without exception.
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Table of Contents
Original Instructions 204-811M
Great Plains
INSTALLATION, OPERATION, AND PARTS MANUAL
2021+ Unit and Coulter Mounted Row Cleaners
UMRC and CMRC
22816

Machine Identification
Record your machine details in the log below. If you replace this manual, be sure to transfer this information to the new
manual.
If you or the dealer have added options not originally ordered with the machine, or removed options that were
originally ordered, the weights and measurements are no longer accurate for your machine. Update the record by
adding the machine weight and measurements with the option(s) weight and measurements.
Dealer Contact Information
Model Number
Serial Number
Machine Height
Machine Length
Machine Width
Machine Weight
Year of Construction
Delivery Date
First Operation
Accessories
Name:
Street:
City/State:
Telephone:
Email:
Dealer’s Customer
No.:
WARNING:
Cancer and Reproductive Harm - www.P65Warnings.ca.gov

To our customer:
Congratulations on the purchase of your Great Plains product. Great Plains welcomes you to its
growing family of new product owners. Your product has been designed and built by skilled
workers using quality materials.
Your dealer has performed the necessary pre-delivery service to your machine, and will advise
you of the proper maintenance and operating practices that will give you long, satisfactory use of
your machine. Do not hesitate to contact your dealer when you have a question related to your
machine.
Your machine has been designed to run efficiently in most operating conditions, and will perform
relative to the service it receives. If you need customer service or repair parts, contact your dealer
who has trained personnel, repair parts, and equipment specially designed for Great Plains
products.
Read this manual carefully before using the machine. It will familiarize you with safety, operation,
adjustments, and maintenance of your new equipment. This manual must always be kept with
your machine.
Great Plains wants you to be satisfied with your product. If for any reason you do not understand
any part of this manual or are otherwise dissatisfied, please take the following actions first:
1. Discuss the matter with your dealership service manager. Make sure he is aware of
any problems so he can assist you.
2. If you are still unsatisfied, seek out the owner or general manager of the dealership.
If your dealer is unable to resolve the problem or the issue is parts related, please contact:
Great Plains Service Department
1525 E. North St.
P.O. Box 5060
Salina, KS, USA 67402-5060
Printed 08/12/2021 | English
Great Plains reserves the right to revise and improve its products at any time. This publication describes the state of this product at the
time of its publication, and may not reflect the product in the future. The content of this publication may be changed without notice.

© 2021 Name of Company | Printed in the United States of America
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For permission requests, write to the publisher at the address below.
Great Plains Mfg.
1525 E. North St.
P.O. Box 5060
Salina, KS 67402
You can also visit our website at www.greatplainsag.com/en/manuals/905/product-manuals for a full catalog of this
and other manuals.
Ordering Information:
Quantity sales. Special discounts are available on quantity purchases by corporations, associations, and others. For
details, contact the publisher at the address above.
Orders for personal, non-commercial use. Please contact our service department by mail or our website
www.greatplainsag.com.

UMRC Cover
Great Plains | 204-811M | 08/12/2021 v
Table of Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Description of Unit . . . . . . . . . . . . . . . . . . . . . 1
Intended Usage . . . . . . . . . . . . . . . . . . . . . . . 1
Document Family . . . . . . . . . . . . . . . . . . . . . . 1
Supporting Implements for UMRC . . . . . . . . . 1
Using This Manual . . . . . . . . . . . . . . . . . . . . . 1
Kits Covered by this Manual. . . . . . . . . . . . . . 2
Safety Information . . . . . . . . . . . . . . . . . . . . . . . 3
Before Getting Started . . . . . . . . . . . . . . . . . . . . . 3
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Handling and Disposing of Chemicals . . . . . . 4
Operation Noise Hazard. . . . . . . . . . . . . . . . . 4
PTO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Tire Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
High Pressure Fluids . . . . . . . . . . . . . . . . . . . 5
Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Safety Chain. . . . . . . . . . . . . . . . . . . . . . . . . . 5
Safety Lights and Devices . . . . . . . . . . . . . . . 5
Shutdown and Storage. . . . . . . . . . . . . . . . . . . . . 5
Proper Waste Disposal . . . . . . . . . . . . . . . . . . . . 5
Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Preparation and Setup. . . . . . . . . . . . . . . . . . . . 7
General Assembly Instructions . . . . . . . . . . . . . . 7
Tools Required. . . . . . . . . . . . . . . . . . . . . . . . 7
UMRC Installation . . . . . . . . . . . . . . . . . . . . . . . . 7
Install UMRC Adjuster Parts. . . . . . . . . . . . . . 8
Install UMRC Mount Weldment . . . . . . . . . . . 8
Install the UMRC Cleaner Arm . . . . . . . . . . . . 8
Install CMRC Cleaner Arms . . . . . . . . . . . . . . 9
Install Cleaner Wheel Assemblies . . . . . . . . 10
Mount a Left Wheel . . . . . . . . . . . . . . . . . . . 11
Mount a Right Wheel . . . . . . . . . . . . . . . . . . 11
Install Down Stop (CMRC Only). . . . . . . . . . 12
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Wheel Placement . . . . . . . . . . . . . . . . . . . . . 13
Dual Wheel Placement. . . . . . . . . . . . . . . . . 13
Single Wheel Placement . . . . . . . . . . . . . . . 14
Row Cleaner Depth . . . . . . . . . . . . . . . . . . . 14
Selecting Depth . . . . . . . . . . . . . . . . . . . . . . 14
Adjusting UMRC Depth . . . . . . . . . . . . . . . . 15
Adjusting CMRC Depth . . . . . . . . . . . . . . . . 15
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Row Cleaner Maintenance . . . . . . . . . . . . . . 16
Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
UMRC Mount . . . . . . . . . . . . . . . . . . . . . . . . 18
207-308S Dual UMRC Arm . . . . . . . . . . . . . 19
207-337S Dual UMRC Narrow Arm . . . . . . . 20
207-340S (Left) / 207-341S (Right) Single
UMCR Arm Twin Row . . . . . . . . . . . . . . . . . 21
207-334S / 207-335S Dual CMRC Kit . . . . . 22
207-336S Dual Narrow CMRC Kit . . . . . . . . 23
207-338S (Left) / 207-339S (Right) Single
CMRC Arm Twin Row . . . . . . . . . . . . . . . . . 24
Cleaner Wheel Assembly 207-142V (Right) /
207-143V (Left). . . . . . . . . . . . . . . . . . . . . . . 25
Hub Assembly (815-255C) . . . . . . . . . . . . . . 26
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . 27
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28