BROWN 684 Owner's/Operator's Manual

Heavy duty cutter

Hide thumbs

Table Of Contents

Table of Contents

Quick Links

Download this manual

For use with beginning Serial Number:

S705B-1000

Owner / Operator Manual

www.brownmfgcorp.com

684 Model

Heavy Duty Cutter

ALL WARRANTY WORK MUST BE APPROVED

BY BROWN MFG. CORP.

BEFORE WORK BEGINS

Before operating your machine,

stop and read this owners manual.

Do not attempt to operate the

unit until you fully understand the

material covered in this manual.

Without the knowledge contained

in this manual, injury or death can

result.

WARNING

Table of Contents

Summary of Contents for BROWN 684

Page 1 684 Model Heavy Duty Cutter For use with beginning Serial Number: ALL WARRANTY WORK MUST BE APPROVED S705B-1000 BY BROWN MFG. CORP. BEFORE WORK BEGINS Owner / Operator Manual WARNING Before operating your machine, stop and read this owners manual.
Page 2 We encourage you to make copies of this manual and to distribute it to every operator of the machine. Additional copies are also available from Brown Manufacturing Corporation or on our website at www.brownmfgcorp.com.
Page 3: Table Of Contents
Contents Warranty Statement----------------------- 4 Owner Registration------------------------ 5 Equipment Safety-------------------------- 7 Assembly------------------------------------ 16 Operation------------------------------------ 18 Maintenance-------------------------------- 22 Troubleshooting-------------------------- 28 Specifications‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑‑29 Clutch Adjustment----------------------- 30 Replacement Parts----------------------- 31 Maintenance Log------------------------- 38...
Page 4: Warranty Statement
The obligation of Brown shall be limited to replacing or repairing the detective product, at the option of Brown. Brown shall not be responsible for any labor or cost of removal or repairing or reinstallation of its products and shall not be liable for transportation costs to and from its plant in Ozark, Alabama.
Page 5: Owner Registration
•If a warranty claim is approved, replacement or repaired parts will be returned to the customer freight prepaid. •If a dealer makes any type of approved warranty repair, only parts and labor will be credited by Brown Manufacturing Corp. No service call or transportation charges are warrantable.
Page 6 *Second copy is to stay with the unit at all times. This will provide the operator the information needed for safe and proper operation of the unit. *If the Owner’s Manual becomes lost or damaged, contact Brown Mfg. or local dealer for replacement.
Page 7: Equipment Safety
Each operator of the equipment should review this manual every six (6) months. You are encouraged to duplicate this manual and to distribute it to each operator of the equipment for their training and reference. Additional copies are available from Brown Manufacturing Corporation.
Page 8 Unauthorized modifications to the equipment are not recommended. This could impair the function, safety, and life of the machine. • For any part of this manual that you do not understand, contact your dealer or Brown Manufacturing Corporation at (800) 633-8909. •...
Page 9 The following safety decals should be attached to the equipment at all times. Should any decals become damaged or lost, it is the responsibility of the owner to replace it. Additional decals may be obtained from the dealer or Brown Manufacturing Corporation. WARNING...
Page 10 Equipment Safety Safety Decals (continued) CAUTION DANGER SHIELD MISSING To Avoid Injury or Machine Damage: DO NOT OPERATE • When servicing machine use proper tools and equipment. • Refer to operations manual for Part No.: DC-3-5-018. instructions. DANGER Part No.: SD-SW2. Tighten blade bolts DANGER as prescribed in...
Page 11 Safety Decal: Thrown object hazard. (2 req.) SD-005A Safety Decal: Rotating blades. (4 req.) SD-006A Safety Decal: Rotating driveline. (3 req.) SD-007A Safety Decal: Operate only at 540 RPM. SD-008A Safety Decal: Operate only at 1000 RPM. Not pictured SD-684 Complete safety decal set...
Page 12 Equipment Safety Warning! Transport with WARNING care. Transport with care. Use slow-moving Before transporting to a new location, make certain vehicle emblem that the slow-moving vehicle (SMV) emblem is andflashinglight. installed and is clearly visible. Use flashing lights Follow local and follow local traffic regulations.
Page 13 Equipment Safety Warning! Prepare for WARNING emergencies. Prepare for Keep fire extinguisher and first aid kit available. Fire emergencies. Inspect fire extinguisher and check for charge Keepfireextin- daily. Check first aid kit for expired contents and guisherandfirst keep stocked. aid kit available. Warning! Check equipment WARNING before operating.
Page 14 Equipment Safety Warning! Wear protective WARNING clothing. Wear protective Wear close-fitting clothing and other protective clothing. devices appropriate for the job. Warning! Roll-over protection. WARNING Do not operate the cutter on any tractor not equipped with a certified roll-over protective Use only with structure (ROPS).
Page 15 Equipment Safety Danger! Keep riders off DANGER machine. Riders can be Riders can be seriously injured or killed by injured or killed. entanglement or by falling. Keep riders off machine. Danger! Stay clear of DANGER rotating drivelines. Stay clear of Entanglement in driveline can cause serious rotating drivelines.
Page 16: Assembly
Assembly 1. Install tailwheel stem into fork holder tube, placing collar over stem and inserting roll key through collar and stem. 2. Raise A-frame from its shipping position to its operational position (almost perpendicular to the cutter deck). Install A-frame braces to the mounting brackets at the top of the A-frame with the provided bolts and tighten securely.
Page 17 Assembly 5. Separate the male and female halves of the drive shaft. Apply heavy grease to the telescoping portion of the male drive shaft; recouple the drive shaft. 6. Locate the slip clutch bell shield, clamp, and mounting plate attached to the machine. Remove the mounting bolts, flat washers, and lock washers from the gearbox face plate.
Page 18: Operation
Operation Before hitching cutter to your tractor, make sure all safety devices are installed on both the cutter and the tractor. STOP Please follow all safety instructions and procedures. Attach equipment to tractor. Be sure the tractor is equipped with the correct category hitchpins, top link, etc. Be extremely careful when positioning tractor to hitch to the equipment.
Page 19 Warning! Operate cutter only with the specified PTO RPM. Brown 684 Model cutters are designed to operate at 540 RPM; however, a 1000 RPM design is an option.
Page 20 Blade bolts MUST be kept tight and checked twice daily during operation. Every hour for the first 8 hours of use. Brown’s blade bolts are designed for the extreme conditions and should not be substituted for any reason 6’ Brown blade bolts are RIGHT hand thread Bolts and lock nuts are matched as pairs or sets –...
Page 21 OPERATING INSTRUCTIONS con’t CLUTCH CLUTCH WEAR OR FAILURE is not covered under warranty. Improper operation of the unit will cause the clutch to slip. When the clutch slips the operator must lift the cutter off the obstruction immediately Clutch must be allowed to cool after slippage Excessive ground speed or dull blades will overload the clutch capacity Proper clutch setting for horse power of tractor Timely replacement of worn clutch discs...
Page 22: Maintenance
Maintenance Safety When Working Under Cutter Deck Never work under the cutter deck until: • The cutter is sufficiently braced and supported • The tractor engine is off, brake is set, and key is removed • PTO has been disengaged •...
Page 23 Maintenance Warning! Use only blades and blade bolts supplied by Brown Manufacturing Corporation. Warning! If the blades must be sharpened, follow the proper safety procedures listed on page 22 of this manual for working under the cutter deck. Tightening Blade Bolts and Blade Bar Tighten blade bolts each hour for the first eight hours of use;...
Page 24 A blade carrier damaged in this manner must be taken out of service immediately. Repair the blade carrier (contact Brown Mfg. Corp. for instructions) and replace the blades and blade bolts before returning the machine to service.
Page 25 Maintenance Sharpening Blades Blade sharpening procedure: Cutter blades are manufactured from Ultra-Kor Steel. When sharpening this blade using a side grinder keep the grinder moving at all times. DO NOT allow the grinder to stop or rest in one spot, because this will over heat the material and cause it to turn “blue”.
Page 26 P.T.O. output speed. The Tree Cutter is designed to operate at a certain P.T.O. speed (NOT BOTH). Refer to model number or call Brown Mfg. Corp. if you have questions about your Tree Cutter design speed. SLIP CLUTCH FAILURE IS NOT COVERED UNDER WARRANTY...
Page 27 8. NEVER – Allow an untrained operator to operate this equipment. 9. NEVER – Install any parts that are not genuine Brown replacement parts. 10. NEVER – Leave tractor seat until blades have stopped turning and all tractor shut down procedures have been completed.
Page 28: Troubleshooting
Cutting too low 1. Increase cutting height Cutting in sandy or rocky conditions 2. Increase cutting height Inadequate blades 3. Replace with Brown blades Not cutting clean Dull blades 1. Sharpen or replace blades Insufficient PTO speed 2. Use correct PTO speed Cutter not level 3.
Page 29: Specifications
Specifications True Cutting Width 84” (7’) Overall Deck Width 93” (7’ 9”) Cutting Height 2” to 12” Deck Construction 1/4” steel plate A-frame Construction 3 x 3 x 1/4” tubing with Flex Link Category II hitch Weight 2240 lbs. Blades Qty.
Page 30: Clutch Adjustment
Clutch Adjustment To re-set the clutch to 1800 Nm, the gap between the Belleville springs (p/n’s 236-0642) and the driveplate should be approximatly 6.0-mm. If a higher torque setting is needed, then tighten each bolt a 1/6 of a turn. One revolution of the nut will compress the spring 1.75 mm.
Page 31: Replacement Parts
Cup (2 req.) 232-6040 O-ring - Axle Seal (Inside 232-6020) HC58F16Z Lug Bolts 1/2-20 x 1” HCS Grade 5 Zinc 232-6000 Complete tail wheel hub assembly 684-01 Tailwheel arm TC-119X Tailwheel fork holder 6-010 Complete tailwheel assembly TC-012 Roll pin (1/2” x 2”)
Page 32 Replacement Parts Deck Assembly Blade Bolt Access...
Page 33 165 Blade bolt socket T5-054AS 145/165 Blade bar socket MH-01 Manual container TC-126A 7/16” lynch pin 684-08 Chain guard (front) 4-011C 5/16” Chain Guard Cable with Stops TC2-012 Aluminum Cable Stops 1575 Cable Clamp for Field Repair of Chain Guard Cable 6-012-8 5/16”...
Page 34 Replacement Parts 145 HP Gearbox...
Page 35 Replacement Parts 145 HP Gearbox (continued) Ref. No. Part No. Description BM - 1 00 C ov e r pl a te BM - 1 10 T o p o ut p ut sh a f t nu t BM - 1 13 G e a r se t - 54 0 R P M BM - 1 11 B e a r in g se t , to p ou t pu t s ha f t...
Page 36 Outer Profile Tube 236-0612 Spring Pin, 10 x 90 T5-W2 Quick Disconnect Kit 1 3/8” 236-0601 Friction Clutch 1 3/4” x 6 spline 236-0600 Drive Shaft Complete, 1-3/8”-6 x 1-3/4”-6 spline Driveline Safety Shield Part No. Description 236-0610 672,684: Complete shield assembly...
Page 37 Replacement Parts Drive Shaft & Slip Clutch (continued) SlipClutchExplodedView Ref. No. Part No. Description 236-0636 Locknut M12 236-0638 Bolt M12 x 85 236-0634 Clamp Cone in #11 see page 39 for installation instuctions. 236-0642 Belleville Spring 236-1703 Friction Disc 236-1805 Drive Plate 236-0644 Hex Nut M8...
Page 38: Maintenance Log
Please record all maintenance and repair services performed on the cutter. This log may help identify recurring problems with your cutter and may be requested by the manufacturer when making warranty claims. Additional log pages may be copied or ordered from Brown Mfg. Corp. Date...
Page 39 CC Lock Installation Instructions 1. Clean and grease (do not over-grease) the connecting spline shaft. Do not grease or oil the threads of the clamping cone. 2. Slide yoke or clutch onto the connecting shaft. Make sure that the hole for the clamping cone is positioned above the annular groove on the connecting shaft.
Page 40 For use with Beginning Serial Number: S705B-1000 Brown 684 Version 2.4.3 www.brownmfgcorp.com August 2018...