Meyer 9100 BOSS RT User manual

6990633 (1-13) Printed in U.S.A. © Bobcat Company 2013
9100 BOSS RT
Truck Mounted Models 9124RT • 9126RT • 9128RT • 9130RT
Trailer Models 9130T-RT • 9136T-RT • 9140T-RT
PB-9100-RT
Owner / Operator’s Manual
&
Parts Book
Starting 2013 Model Year
4 / 2021

Meyer Manufacturing Corporation - 2 - 9100RT
1.0 IMPORTANT INFORMATION
Prior to 2016 model year, the serial number plate is located on the left hand side by the rear gearbox as well as stamped
into the front left vertical tube.
For 2016 model year and later, the serial number plate is located at the base of the front left vertical tube.
Please enter the model, serial number and additional information in the space provided for future reference.
Always use your serial number when requesting information or when ordering parts.
HOW TO READ YOUR SERIAL NUMBER
Meyer Manufacturing Corporation
674 W. Business Cty Rd A
Dorchester, WI 54425
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Website: www.meyermfg.com
Model No.
Serial No.
Date of Purchase
Dealership
Dealership Phone No.
Model Year 2016 and
Later Serial Number
Plate
Prior to 2016 Model
Year Serial Number
Plate
EXAMPLE: 1391201
Model Year / Model / Sequence Of Build
13 91 201
Prior to 2016 Model
Year Serial Number

1-800-325-9103
8100 / 9100 Check List - 3 - www.meyermfg.com
2.0 PRE-DELIVERY & DELIVERY CHECK LIST
This Pre-Delivery & Delivery Check List must be gone through by the Selling Party and the Customer to validate the
Owner’s Registration Form.
Meyer Manufacturing Corporation
Phone: [phone] • Toll-Free: 1-800-325-9103 • P.O. Box 405 • Dorchester, WI 54425
8100 / 9100 Check List
All shields and guards are in place and securely
fastened.
All bolts and other fasteners are secure and tight.
All mechanisms operate trouble free.
All grease fittings have been lubricated, gear
boxes filled to proper levels, and all roller chains
are oiled. See “Lubrication” section of this
manual.
Main Apron Chains are at proper tension. See
“Adjustments” section in this manual.
All decals are in place and legible.
All stop/tail/turn lights work properly.
PRE-DELIVERY CHECK LIST
After the New Meyer Forage Box has been completely
set-up, check to be certain it is in correct running order
before delivering it to the customer.
The following is a list of points to inspect:
Check off each item as you have made the proper
adjustments and found the item operating
satisfactorily. Any adjustments made, MUST be
according to specifications defined in this manual.
DELIVERY CHECK LIST
The following check list is an important reminder of
valuable information that MUST be passed on to the
customer at the time the unit is delivered.
Check off each item as you explain it to the
customer.
Explain to the customer that pre-delivery check
list was fully completed.
Give customer the Owner & Operator’s Manual.
Instruct to read and completely understand its
contents BEFORE attempting to operate the
Forage Box.
Explain and review with customer the New Meyer
Forage Box manufacturer’s warranty.
Show the customer where to find the serial
number on the implement.
Explain and review with the customer “Safety
Precautions” section of this manual.
Explain and review with customer the proper
“Start-up and Operating Procedures” sections of
this manual.
Demonstrate the start-up & shutdown controls,
proper hydraulic hose storage and tip holder
used to keep system clean from contaminants.
Explain that regular lubrication and proper
adjustments are required for continued proper
operation and long life of the Forage Box. Review
with the customer the “Lubrication” and
“Adjustments” sections of this manual.
Explain the importance of apron chain tension,
and the need to watch and tighten during the
break in period.
Fully complete this “PRE-DELIVERY &
DELIVERY CHECK LIST” with the customer.

Meyer Manufacturing Corporation - 4 - 9100RT
Meyer Manufacturing Corporation
674 W. Business Cty Rd A
Dorchester, WI 54425
Phone: [phone]
Fax: [phone]
Email: [email protected]
Website: www.meyermfg.com
FARM EQUIPMENT BUYERS TRUST THE NAME MEYER!

1-800-325-9103
9100RT - 5 - www.meyermfg.com
3.0 INTRODUCTION
Congratulations on your purchase of a new Meyer farm equipment product. Undoubtedly you have given
much consideration to your purchase and we’re proud that you have selected Meyer. Pride in craftsmanship,
engineering and customer service have made Meyer products the finest in the farm equipment industry today.
There is no substitute for quality. That is why thousands of people like you have purchased Meyer farm
equipment. They felt it was the best equipment to serve their farming needs, now and in years to come. We
ask that you follow our policy of “safety first”, and we strongly suggest that you read through the “Owner /
Operator’s Manual & Parts Book” before operating your Meyer farm equipment. Meyer Manufacturing
Corporation wants to thank you for not compromising quality. We are determined to offer excellence in
customer service as well as provide you with the very best value for your dollar.
Sincerely,
All Employees of
MEYER MANUFACTURING CORPORATION
The Model 9100-RT is available as a semi - trailer, truck mounted unit or mounted to an ag cart or wagon running gear
pulled and powered by a farm tractor.
When the PTO is referred to, it means power takeoff from the truck.
The Model 9100-RT may be referred to as rear unload box, forage box, or rear unload forage box in this manual.
Manufacturer’s Statement: Meyer Manufacturing Corporation reserves the right to make improvements in design, or
changes in specifications at any time, without incurring any obligation to owners of units previously sold. This supersedes
all previous published instructions.
IMPORTANT: You are urged to study this manual and follow the instructions carefully. Your efforts will be
repaid in better operation and service as well as a savings in time and repair expense. Failure to read this
manual and understand the machine could lead to serious injury. If you do not understand instructions in
this manual, contact either your dealer or Meyer Manufacturing Corp. at Dorchester, WI 54425.
WARRANTY: At the front of this manual is an “Owner's Registration Form”. Be sure your dealer has
completed this form and promptly forwarded a copy to Meyer Manufacturing to validate the manufacturer’s
warranty. The product model and serial number are recorded on this form and on the inside of the front
cover for proper identification of your Meyer Forage Box by your dealer and the manufacturer when
ordering repair parts. The serial number is stamped in the front upright of the left-hand side.
REPAIR PARTS: At the back of this manual is the repair parts section. All replacement parts are to be
obtained from or ordered through your Meyer dealership. When ordering repair parts, refer to the parts
section and give complete information including quantity, correct part number, detailed description and
even model and serial numbers of the forage box which needs repair parts.

Meyer Manufacturing Corporation - 6 - 9100RT
FEATURES
OPTIONS
DESCRIPTION 9124RT 9126RT 9128RT 9130RT 9130T-RT 9136T-RT 9140T-RT
Stainless Steel Side Panels STD STD STD STD STD STD STD
Solid Poly Floor - High Molecular STD STD STD STD STD STD STD
Rear Gate Delay System (New RT design) STD STD STD STD STD STD STD
Automatic Rear Door Unlatch / Latch STD STD STD STD STD STD STD
Hydraulic Drive STD STD STD STD STD STD STD
Double Viewing Window In Front Gate STD STD STD STD STD STD STD
Rear Transport Lights - LED (new location) STD STD STD STD STD STD STD
Fold-Down Front Extension (except w/tarp) STD STD STD STD STD STD STD
Truck Mount Kit w/Steel Fenders - - - - STD STD STD
Factory Install of Truck Mount Kit - - - - STD STD STD
Marker / Clearance Lights & D.O.T Tape STD STD STD STD STD STD STD
Personalized Farm Name On Sides STD STD STD STD STD STD STD
DESCRIPTION 9124RT 9126RT 9128RT 9130RT 9130T-RT 9136T-RT 9140T-RT
14” Removable Side Extension (screen or solid) OPT OPT OPT OPT OPT OPT OPT
Double Center Opening Doors Air / Hydraulic
(Barn Doors)
OPT OPT OPT OPT OPT OPT OPT
Grain Kit / Quick Attach for Top Pivot Door OPT OPT OPT OPT OPT OPT OPT
Grain Kit / Quick Attach for Barn Door Gate OPT OPT OPT OPT OPT OPT OPT
Side-Mounted, LED Turn Signals (in addition to
standard)
OPT OPT OPT OPT OPT OPT OPT
Reversing Apron Feature OPT OPT OPT OPT OPT OPT OPT
Set Back Axle Design / Air Lift Pusher Axles N/A N/A N/A N/A OPT OPT OPT
Side Hood Deflector/backstop (RH side) OPT OPT OPT OPT OPT OPT OPT
Black paint in lieu of Red OPT OPT OPT OPT OPT OPT OPT
Truck Mount Kit w/Steel Fenders OPT OPT OPT OPT - - -
Factory Install of Truck Mount Kit OPT OPT OPT OPT - - -
Wagon / Trailer Mount Kit OPT OPT OPT OPT OPT OPT OPT
Front to Back Scissor Tarp (electric) OPT OPT OPT OPT OPT OPT OPT
Side-To-Side Roll Tarp (electric) OPT OPT OPT OPT OPT OPT OPT

1-800-325-9103
9100RT - 7 - www.meyermfg.com
TABLE OF CONTENTS
1.0 IMPORTANT INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.0 PRE-DELIVERY & DELIVERY CHECK LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3.0 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4.0 MANUFACTURER’S WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.0 SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5.1 SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.2 SAFETY SIGNS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
5.3 SHUTOFF & LOCKOUT POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.3.1 Shutoff & Lockout Power Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6.0 PRE-OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.1 STATIC INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
6.2 LIGHT HOOK-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
6.3 HYDRAULIC HOOK-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.4 AIR BRAKE HOOK-UP (FIFTH WHEEL TRAILER MODELS) . . . . . . . . . . . . . . . . . . . . 21
6.5 HITCHING TO TRACTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
6.6 START-UP AND SHUT-DOWN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.6.1 Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
6.6.2 Shut-Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
6.7 OPERATIONAL CHECKS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
6.8 TRANSPORTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
6.8.1 Safety Chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
6.8.2 Brake Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.8.3 Tractor Towing Size Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
6.9 9100 TRAILER REAR BUMPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
7.0 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
7.1 LOADING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
7.2 UNLOADING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
7.3 UNHOOKING THE TRACTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
7.4 STANDARD REAR DISCHARGE DOOR AND GATE DELAY . . . . . . . . . . . . . . . . . . . .31
7.5 AIR DOUBLE DOOR (OPTIONAL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
7.6 HYDRAULIC DOUBLE DOOR (OPTIONAL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Meyer Manufacturing Corporation - 8 - 9100RT
8.0 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
8.1 LUBRICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
8.2 ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
8.4 STORING THE FORAGE BOX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
8.5 RETURNING THE FORAGE BOX TO SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
9.0 PARTS REPAIR AND REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
9.1 REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
9100RT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
APRON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
REAR GEARBOX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
9100 MAIN BODY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
TRUCK MOUNTED / AG TRAILER HYDRAULIC SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . .46
1” HYDRAULIC SYSTEM 5TH WHEEL TRAILER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
REAR DOOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
HYDRAULIC RETURN LINE GATE DELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
HYDRAULIC PRESSURE LINE GATE DELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
HIGHWAY TRANSPORT LIGHTS TRAILER LIIGHTING . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
TRUCK MOUNT & PULL TYPE REAR LIGHTING
(PRIOR TO SN 2091231) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
TRUCK MOUNT & PULL TYPE REAR LIGHTING
(SN 2091231 & LATER) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
5TH WHEEL TRAILER REAR LIGHTING
(PRIOR TO 2019 MODEL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
5TH WHEEL TRAILER LIGHTING
(2019 MODEL YEAR & LATER) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
FRONT AIR HOOK-UP
(W/ OPTION DOUBLE DOOR HOOKUP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
TRAILER SUSPENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
WHEEL END PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
REAR BUMPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
10.0 OPTIONAL EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
DOUBLE DOOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72
DOUBLE DOOR HYDRAULIC SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
DOUBLE DOOR AIR SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

1-800-325-9103
9100RT - 9 - www.meyermfg.com
EXTENSION PACKAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
SWINGING GATE GRAIN KIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
DOUBLE DOOR GRAIN KIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
REVERSE APRON HYDRAULIC SCHEMATIC WITH GRAIN KIT OPTION . . . . . . . . . . . . . 82
REVERSE APRON HYDRAULIC SCEMATIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
DUAL DRIVE 3/4” FLOW CONTROL SYSTEM TRUCK MOUNT AND AG CART
UNDERCARRIAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
DUAL DRIVE 1” FLOW CONTROL SYSTEM 5TH WHEEL AG TRAILER . . . . . . . . . . . . . . . 85
TRUCK MOUNT FENDER AND MUD FLAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
UPPER LIGHT PACKAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
SIDE HOOD DEFLECTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
11.0 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
11.1 9100 TRAILER TIRE WHEEL TORQUE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
11.1.1 Wheel Torque Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
11.1.2 Tire Inflation Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
MAINTENANCE RECORD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95

Meyer Manufacturing Corporation - 10 - 9100RT