LABOUNTY MRX750 Multi Jaw Demolition Tool Instruction Manual

: July 17, 2024
: LABOUNTY

Table of Contents

LABOUNTY MRX750 Multi Jaw Demolition Tool
Product Usage Instructions
FAQ
PREFACE
WARRANTY
Parts Description
HYDRAULIC SCHEMATIC
WEAR PART KITS
Read User Manual Online (PDF format)
Download This Manual (PDF format)

LABOUNTY MRX750 Multi Jaw Demolition Tool

Specifications

Product Name: MRX Multi-Jaw Demolition Tool
Models Available: MRX70, MRX100, MRX130, MRX180, MRX220, MRX260, MRX360, MRX500, MRX750
Manufacturer: LaBounty
Contact Information: 1538 Hwy 2, Two Harbors, MN 55616 | 1-800-522-5059

Product Usage Instructions

Safety Guidelines

Always follow the safety guidelines provided in the manual to prevent accidents or injuries.

Assembly

Refer to the specific section in the manual for your model for detailed assembly instructions.

Operation

Ensure the attachment is securely connected to the machinery.
Follow the recommended operating procedures for your specific model.
Use appropriate protective gear such as gloves and safety goggles.

Maintenance

Regular maintenance is crucial for optimal performance. Follow the maintenance schedule outlined in the manual.

Troubleshooting

Refer to the troubleshooting section in the manual for common issues and solutions.

FAQ

Q: What should I do if I encounter a problem with the demolition tool?

A: Refer to the troubleshooting section of the manual for guidance. If the issue persists, contact an authorized LaBounty dealer for assistance.

Q: How often should I perform maintenance on the demolition tool?

A: Maintenance schedules can vary based on usage. Refer to the maintenance section in the manual for recommended intervals.

PREFACE

This manual contains information for the safe operation and maintenance of the LaBounty MRX Processor. Read the entire manual before the initial start-up of the attachment.
It is important to know the correct operating procedures of the attachment and all safety precautions to prevent the possibility of property damage and personal injury.
The LaBounty attachment has been designed and manufactured with high-quality materials and care in workmanship.
The instructions in this manual have been prepared to ensure that, when followed properly, the attachment will provide efficient and reliable service.
Continuing product development and improvement may have caused changes in the attachment that are not reflected in this manual.
If a question arises regarding the operation or maintenance of the attachment, contact a LaBounty dealer for the most current information available.

IMPORTANT

This operator’s manual must accompany the attachment at all times and be readily available to the operator.

MANUAL REPLACEMENT

Should this manual become damaged, or lost, or additional copies are required, immediately contact any authorized LaBounty dealer. You may also download a PDF copy at the LaBounty website.

REGISTRATION FORM

The Warranty Registration Form must be filled out by the dealer or customer and returned to LaBounty indicating the date the machine went into service.

POSSIBLE VARIATIONS

LaBounty cannot anticipate every possible circumstance that might involve a potential hazard, as the owner’s requirements and equipment may vary.
Therefore, the warnings in this publication and on the product may not be all-inclusive and you must ensure that the procedure, application, work method, and operating technique are safe for you, and others, before operation.

PUBLIC NOTICE

LaBounty reserves the right to make changes and improvements to its products and technical literature at any time, without public notice or obligation. LaBounty also reserves the right to discontinue manufacturing any product at it’s discretion, at any time.

WARRANTY

All work or repairs to be considered for warranty reimbursement must be authorized by the LaBounty Service Department before work is started.
Any alterations, modifications, or repairs performed before authorization by the LaBounty Service Department will render all warranty reimbursement considerations null and void without exception.
Improper operation or improperly performed maintenance may render any warranty null and void.

Parts Description

BODY

MRX750 Body Parts Illustration

Item Qty Description Part Number
1| 4| SOCKET HEAD CAPSCREW| 520257
2| 4| SOCKET HEAD CAPSCREW| 518705
3| 16| SOCKET HEAD CAPSCREW| 520259
4| 2| HEX HEAD CAPSCREW| 520261
5| 12| SOCKET HEAD CAP SCREW| 518192
6| 12| HEX HEAD CAP SCREW| 518283
7| 16| SOCKET HEAD CAP SCREW| 518266
8| 5| SOCKET HEAD CAPSCREW| 519558
9| 1| SOCKETHEAD CAPSCREW| 519716
10| 4| HEX NUT| 518350
11| 2| HEX NUT| 519757
MRX750 Body Parts Illustration

Item Qty Description Part Number
12| 4| WASHER| 518352
13| 12| WASHER| 518353
14| 16| WASHER| 518714
15| 2| LOCK WASHER| 518961
16| 2| GREASE FITTING| 518203
17| 4| C CLIP| 518359
18| 4| C CLIP| 518390
19| 1| FITTING| 518360
20| 1| ASSY HOSE| 520803
21| 1| ASSY HOSE| 520804
22| 2| ASSY HOSE| 520805
23| 1| ASSY HOSE| 520806
24| 1| ASSY HOSE| 520807
25| 1| ASSY HOSE| 520809
26| 1| ASSY HOSE| 520810
27| 4| ADAPTER| 518367
28| 3| ADAPTER| 518368
29| 21| WASHER| 518308
30| 1| ADAPTER| 518369
31| 8| FLANGE HALF| 520262
32| 5| PLUG| 518370
33| 8| PLUG| 518310
34| 9| O-RING| 518312
35| 1| REGEN VALVE| 518313
36| 2| DAMPENER| 519764
37| 2| GUIDE BLADE SHIM| 520524
38| 1| MAIN CYLINDER ASSEMBLY| 520252
39| 2| PIN MACHINING| 520263
40| 2| PIN MACHINING| 520264
41| 1| PIN HTCH 50MM| 518316
42| 1| PIN MACHINING| 520265
43| 1| PIN MACHINING| 520266
44| 4| BUSHING MACHINING| 520268
45| 1| PIN| 518272
46| 1| PIN| 518273
47| 4| MANIFOLD MACHINING| 520269
48| 1| PLATE MACHINING| 520270
49| 1| STICK| 520271
50| 2| CUTTING EDGE| 520272
51| 1| OPEN/CLOSE PLATE| 518386
52| 2| COVER PLATE| 518347
53| 1| COVER PLATE| 520273

ROTATION

MRX750 Rotation Parts Illustration

Item Qty Description Part Number
1| 4| HEX HEAD CAP SCREW| 518955
2| 2| SOCKET HEAD CAP SCREW| 518708
3| 8| SOCKET HEAD CAP SCREW| 518956
4| 8| SOCKET HEAD CAP SCREW| 518957
5| 16| SOCKET HEAD CAP SCREW| 518924
6| 8| SOCKET HEAD CAP SCREW| 518958
7| 36| SOCKET HEAD CAP SCREW| 518959
8| 36| SOCKET HEAD CAP SCREW| 518960
9| 36| NUT| 518200
10| 2| WASHER| 518354
11| 32| WASHER| 518714
12| 40| WASHER| 518961
13| 8| GREASE FITTING| 518203
14| 2| HOSE| 518963
15| 2| HOSE| 518968
16| 1| HOSE| 518969
17| 2| HOSE| 518970
18| 2| ADAPTER| 518971
19| 2| HOSE ADAPTER| 518745
20| 4| HOSE ADAPTER| 518368
21| 4| ADAPTER| 518973
22| 4| HOSE ADAPTER| 518974
23| 4| WASHER| 518308
24| 4| WASHER| 518720
25| 4| WASHER| 518975
26| 2| WASHER| 518976
27| 4| ADAPTER PLUG| 518397
28| 1| ADAPTER PLUG| 518371
29| 2| O-RING SEAL| 518312
30| 1| TURNTABLE BEARING| 518977
31| 1| SWIVEL JOINT| 518978
32| 2| HYDRAULIC MOTOR| 518979
33| 2| DAMPENER| 518989
34| 2| RELIEF VALVE| 518980
35| 2| WASHER| 518982
36| 2| PINION GEAR| 518983
37| 2| ROTATION PIN RETAINER| 518984
38| 2| ADAPTER PLUG| 518985
39| 1| UPPER HEAD WELDMENT MACHINING| 518986
40| 2| MOTOR PLATE| 518987
41| 1| MANIFOLD MACHINING| 518988

CRACKER JAW

MRX750 Cracker Jaw Parts Illustration

Item| Qty| Description| Part Number
1| 4| SOCKET HEAD CAP SCREW| 519773
2| 1| HEX HEAD CAP SCREW| 519775
4| 4| CUTTING EDGE KIT| 518160
5| 2| HEX HEAD CAP SCREW| 519776
6| 16| SOCKET HEAD CAP SCREW| 518266
7| 3| SOCKET HEAD CAP SCREW| SEE “MRX BLADE KITS
8| 3| SOCKET HEAD CAP SCREW| SEE “MRX BLADE KITS
9| 1| NUT| 519779
10| 12| NUT| 519451
11| 2| WASHER| 519780
12| 16| WASHER| 518961
13| 2| WASHER| 519781
14| 1| GREASE FITTING| 518203
15| 2| CUTTING EDGE KIT| 519451
17| 1| PIN MACHINING| 520274
18| 1| PIN MACHINING| 520275
19| 1| PIN MACHINING| 520298
20| 2| BUSHING MACHINING| 520299
21| 4| COLLAR MACHINING| 520279
22| 1| LOCK PLATE| 520281
23| 1| UPPER WELDMENT| 520302
24| 1| LOWER WELDMENT| 520304
25| 2| SPACER SHIM| 518344
26| 2| COVER MACHINING| 520284
27| 2| **** BLADE MACHINING| SEE “MRX BLADE KITS

PULVERIZER JAW

MRX750 Pulverizer Jaw Parts Illustration

Item| Qty| Description| Part Number
1| 4| SOCKET HEAD CAP SCREW| 519773
2| 8| SOCKET HEAD CAP SCREW| SEE “MRX BLADE KITS
3| 1| HEX HEAD CAP SCREW| 519775
4| 8| CUTTING EDGE KIT| 518160
5| 2| CUTTING EDGE KIT| 519451
6| 2| HEX HEAD CAP SCREW| 519776
7| 16| SOCKET HEAD CAP SCREW| 518266
8| 1| NUT| 519779
9| 8| NUT| SEE “MRX BLADE KITS
11| 2| WASHER| 519780
12| 16| WASHER| 518961
13| 2| WASHER| 519781
14| 1| GREASE FITTING| 518203
17| 1| PIN MACHINING| 520274
18| 1| PIN MACHINING| 520275
19| 1| PIN MACHINING| 520288
20| 2| BUSHING| 518336
21| 4| COLLAR MACHINING| 520279
22| 1| UPPER WELDMENT| 520290
23| 1| LOWER WELDMENT| 520291
24| 1| LOCK PLATE| 520281
25| 2| SPACER SHIM| 518344
26| 2| COVER| 520284
27| 2| **** BLADE| SEE “MRX BLADE KITS

SHEAR JAW

MRX750 Shear Jaw Parts Illustration

Item Qty Description Part Number
1| 4| SOCKET HEAD CAP SCREW| 519773
2| 1| HEX HEAD CAP SCREW| 519775
3| 2| HEX HEAD CAP SCREW| 519776
4| 16| SOCKET HEAD CAP SCREW| 518266
5| 1| NUT| 519779
6| 2| WASHER| 519780
7| 16| WASHER| 518961
8| 2| WASHER| 519781
9| 1| WASHER| 518352
10| 1| PIN MACHINING| 520274
11| 1| PIN MACHINING| 520275
12| 1| PIN MACHINING| 520277
13| 1| BUSHING| 520278
14| 4| COLLAR MACHINING| 520279
15| 1| BLADE KIT| 520256
16| 1| LOCK PLATE| 520281
17| 1| UPPER WELDMENT| 520282
18| 1| LOWER WELDMENT| 520283
19| 2| SPACER SHIM| 518344
20| 2| COVER| 520284

SHEAR JAW FULL BLADE KIT

Full blade kits contain all the parts of the Cutting Blade Kit and the Tip Blade Kit. Use part number 520256 for an MRX750 Shear Jaw Full Blade Kit.

Cutting Blade Kit – P/N 234311

MRX750 Shear Jaw Cutting Blade Kit Parts Illustration

Item Qty Description Part Number
1| 1| PRIMARY BLADE| 520332
2| 3| SECONDARY BLADE| 520333
3| 2| SPACER| 520334
4| 1| CROSS BLADE| 520335
5| 1| CROSS BLADE SHIM| 520336
6| 2| DOWEL PIN| 520337
7| 1| GUIDE BLADE| 520338
MRX750 Shear Jaw Cutting Blade Kit Parts Illustration

Item Qty Description Part Number
8| 1| GUIDE BLADE| 520340
9| 1| SPACER| 520341
10| 1| SPACER| 520342
11| 4| SHIM| 520343
12| 2| GUIDE BLADE SHIM| 520344
13| 2| GUIDE BLADE SHIM| 520345
14| 1| KIT BOLT FOR 234311| 520329

Tip Blade Kit – P/N 234313

MRX750 Shear Jaw Tip Blade Kit Parts Illustration

Item Qty Description Part Number
1| 1| TIP BLADE| 520346
2| 1| DOWEL| 520347
3| 1| BOLT KIT FOR 234313| 520331

HYDRAULIC SCHEMATIC

ROTATION HYDRAULIC DIAGRAM

Machine system
Flow-regulator valve
Anti-shock valve
Orbital hydraulic motor

HYDRAULIC POWER DIAGRAM

Machine system
Rotating joint
BOOSTER valve
Hydraulic actuator
Switch
Manifold
Hydraulic actuator

WEAR PART KITS

FULL BLADE KITS

MRX Blade Kits

Model| Jaw Set| Description| Part Number
MRX70| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 519370
CONCRETE PULVERIZER| 519225
CONCRETE CRACKING| 519368
MRX100| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 519377
CONCRETE PULVERIZER| 519225
CONCRETE CRACKING| 519372
MRX130| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 519282
CONCRETE PULVERIZER| 519319
CONCRETE CRACKING| 519328
MRX180| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 520558
CONCRETE PULVERIZER| 520579
CONCRETE CRACKING| 520583
MRX220| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 520612
CONCRETE PULVERIZER| 518782
CONCRETE CRACKING| 520629
MRX260| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 520502
CONCRETE PULVERIZER| 518782
CONCRETE CRACKING| 520541
MRX360| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 520652
CONCRETE PULVERIZER| 518782
CONCRETE CRACKING| 520679
MRX500| SHEAR| FULL BLADE KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED FOR A BLADE CHANGE.| 519389
CONCRETE PULVERIZER| 519354
CONCRETE CRACKING| 519386
MRX Blade Kits

CUTTING BLADE & TIP KITS (SHEAR JAWS ONLY)

MRX Blade Kits

CUTTING BLADES.

| 232538
MRX100| CUTTING BLADE| KIT| KIT INCLUDES ALL BLADES, BOLTS [ETC.] NEEDED TO CHANGE THE

CUTTING BLADES.

| 232539
TIP BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC.] NEEDED TO CHANGE

THE TIP BLADE.

| 232540
MRX130| CUTTING BLADE| KIT| KIT INCLUDES ALL BLADES, BOLTS [ETC.] NEEDED TO CHANGE THE

CUTTING BLADES.

| 232541
**** TIP BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC.] NEEDED TO CHANGE

THE TIP BLADE.

| 232542
MRX180| CUTTING BLADE| **** KIT| KIT INCLUDES ALL BLADES, BOLTS [ETC.] NEEDED TO CHANGE THE

CUTTING BLADES.

| 235451
TIP BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC.] NEEDED TO CHANGE

THE TIP BLADE.

| 235452
MRX220| CUTTING BLADE| KIT| KIT INCLUDES ALL BLADES, BOLTS [ETC.] NEEDED TO CHANGE THE

CUTTING BLADES.

| 235660

TIP BLADE KIT

| KIT INCLUDES ALL THE BLADES, BOLTS [ETC.] NEEDED TO CHANGE

THE TIP BLADE.

| 235662
MRX260| CUTTING BLADE| KIT| KIT INCLUDES ALL BLADES, BOLTS [ETC.] NEEDED TO CHANGE THE

CUTTING BLADES.

| 235437
TIP BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC.] NEEDED TO CHANGE

THE TIP BLADE.

| 235438
MRX Blade Kits

CUTTING BLADES.

| **** 235704

TIP BLADE KIT

| KIT INCLUDES ALL THE BLADES, BOLTS [ETC] NEEDED TO CHANGE

THE TIP BLADE.

| **** 235705

MRX500

| ****

CUTTING BLADE KIT

| KIT INCLUDES ALL BLADES, BOLTS [ETC] NEEDED TO CHANGE THE

CUTTING BLADES.

| 232550
TIP BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC] NEEDED TO CHANGE

THE TIP BLADE.

| 232551
MRX750| CUTTING BLADE KIT| KIT INCLUDES ALL THE BLADES, BOLTS [ETC] NEEDED TO CHANGE

THE TIP BLADE.

| 234311
TIP BLADE KIT| 234313

WEAR KITS

MRX Wear Kits

Model| Jaw Set| Description| Part Number
MRX70| SHEAR| FULL WEAR KIT INCLUDES ALL TEETH, BOLTS [ETC] NEEDED TO REPLACE THE WORN ITEMS.| –
CONCRETE PULVERIZER| 519528
CONCRETE CRACKING| 519531
MRX100| SHEAR| FULL WEAR KIT INCLUDES ALL TEETH, BOLTS [ETC] NEEDED TO REPLACE THE WORN ITEMS.| –
CONCRETE PULVERIZER| 519604
CONCRETE CRACKING| 519606
MRX130| SHEAR| FULL WEAR KIT INCLUDES ALL TEETH, BOLTS [ETC] NEEDED TO REPLACE THE WORN ITEMS.| –
CONCRETE PULVERIZER| 519318
CONCRETE CRACKING| 519327
MRX180| SHEAR| FULL WEAR KIT INCLUDES ALL TEETH, BOLTS [ETC] NEEDED TO REPLACE THE WORN ITEMS.| –
CONCRETE PULVERIZER| 520579
CONCRETE CRACKING| 520583
MRX220| SHEAR| FULL WEAR KIT INCLUDES ALL TEETH, BOLTS [ETC] NEEDED TO REPLACE THE WORN ITEMS.| –
CONCRETE PULVERIZER| 520622
CONCRETE CRACKING| 520625
MRX Wear Kits

Additional copies of this manual are available by contacting your dealer or the LaBounty parts department and requesting a CE Operation & Maintenance manual.
You must include the attachment model number and serial number.
LaBounty 1538 Hwy 2 Two Harbors, MN 55616 1-800-522-5059