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Section 7: Troubleshooting

5/08/13

RCF2784 Rotary Cutters 326-364M

Table of Contents

Section 7: Troubleshooting

Problem

Cause

Solution

Oil seal leaking

Gearbox overfilled

Drain to side plug hole

Seals damaged

Replace seals

Grass or wire wrapped on
shaft in seal area

Check seal areas daily

Driveline yoke or cross failing

Shock load

Avoid hitting solid objects

Needs lubrication

Lubricate every 8 hours

Driveline clutch is slipping

Scalping the ground

Raise cutting height

Cutting too fast

Reduce travel speed

PTO being engaged too
fast at high engine RPM

Slowly engage PTO at low engine RPM

Cutting over solid objects

Avoid solid objects

Bent Driveline
(NOTE: driveline should be repaired or
replaced if bent)

Contacting frame

Reduce lift height in transport position

Contacting drawbar

Reposition drawbar

Bottoming out

Shorten driveline

Binding up

Not lubricating enough

Driveline
telescoping tube failing

Shock load

Avoid hitting solid objects

Driveline
telescoping tube wearing

Needs lubrication

Lubricate every 20 hours

Blades Lock-up

Tractor has instant on PTO

Engage PTO at low RPMs and then slowly
increase engine speed to full PTO speed.
See Blade Engagement on page 26.

Tractor has Instant off PTO

Decrease engine speed slowly to an idle and then
disengage PTO.
See Blade Disengagement on page 26.

Blades wearing excessively

Cutting on
sandy ground

Raise cutting height

Contacting
ground frequently

Raise cutting height

Blades breaking

Hitting solid objects

Avoid hitting solid objects

Blades coming loose

Blades not
tightened properly

Tighten blade hardware (refer to “Cutter Blade
Maintenance” on page 28

Improper deck attitude

Lower front of deck, see page 21

Blade carrier becomes loose

Running loose in the past

Replace gearbox output shaft and blade carrier

Blade carrier hardware not
tight enough

Tighten to specified torque

Blade bolt holes worn

Blade hardware running loose

Replace blades and blade bolts if worn

Blade carrier bent

Hitting solid objects

Avoid hitting solid objects and replace blade carrier

Excessive side skid wear

Cutting height not level

Adjust cutter height

Soil abrasive

Adjust cutter height

Cutting too low

Adjust cutter height

Tailwheel support failing

Lowering too fast

Adjust rate of drop

Hitting objects when turning

Reduce speed on turns

Excessive vibration

Driveline bent

Replace driveline

Blades loose

Tighten blade bolts

Blade carrier bent

Replace blade carrier

Blade broken

Replace blade

Blade will not swing

Remove and inspect blade

Blades have unequal weight

Replace both blades

Содержание RCF2784

Страница 1: ...tandard unit Read the Operator s Manual entirely When you see this symbol the subsequent instructions and warnings are serious follow without exception Your life and the lives of others depend on it Copyright 2013 Printed 326 364M RCF2784 Operator s Manual Rotary Cutters 5 08 13 30697 ...

Страница 2: ...n Driveline 13 Check Driveline Maximum Length 14 Check Driveline Interference 14 Pull Type Cutter Assembly Set up 15 Hitch Assembly 15 Driveline Installation 15 Axle Assembly 16 Pull Type Tractor Hook up 17 Hydraulic Hook up 18 Purge Hydraulic System 18 Assembly of Optional Guards 18 Front Rubber Guard 18 Front Single or Double Chain Guard 18 Rear Single or Double Chain Guards 19 Section 2 Adjustm...

Страница 3: ... hazard to personal safety involved and extra safety precaution must be taken When you see this symbol be alert and carefully read the message that follows it In addition to design and configuration of equipment hazard control and accident prevention are dependent upon the awareness concern prudence and proper training of personnel involved in the operation transport maintenance and storage of equ...

Страница 4: ...of grease oil or debris Remove all tools and unused parts from implement before operation Use A Safety Chain A safety chain will help control drawn machinery should it separate from the tractor drawbar Use a chain with the strength rating equal to or greater than the gross weight of the towed machinery Attach the chain to the tractor drawbar support or other specified anchor location Allow only en...

Страница 5: ...rdboard NOT BODY PARTS to check for suspected leaks Wear protective gloves and safety glasses or goggles when working with hydraulic systems DO NOT DELAY If an accident occurs see a doctor immediately Any fluid injected into the skin must be treated within a few hours or gangrene may result Keep Riders Off Machinery Riders obstruct the operator s view they could be struck by foreign objects or thr...

Страница 6: ...isit our dealer locator at www landpride com 3 Some new equipment installed during repair requires safety labels to be affixed to the replaced component as 818 130C Caution 540 RPM 818 543C Danger Guard Missing 33040 33040 33041 specified by Land Pride When ordering new components make sure the correct safety labels are included in the request 4 Refer to this section for proper label placement To ...

Страница 7: ...nformation 5 08 13 RCF2784 Rotary Cutters 326 364M Table of Contents 818 556C Danger Thrown Object 818 564C Danger Rotating Blades 818 142C Danger Rotating Driveline 33040 838 614C Red Reflector 2 places 33041 33041 33021 ...

Страница 8: ...ion RCF2784 Rotary Cutters 326 364M 5 08 13 Table of Contents 818 552C Danger Rotating Driveline ROTATING DRIVELINE KEEP AWAY 818 540C Danger Guard Missing 24597 24597 33035 818 830C Safety Combo 33040 818 681C Notice 20 MPH Max ...

Страница 9: ... quality materials Proper assembly maintenance and safe operating practices will help you get years of satisfactory use from this machine Application The Heavy Duty RCF2784 Rotary Cutter is built and designed by Land Pride for cutting on gentle sloping or slightly contoured right of ways pastures set aside acres and row crop fields Its 84 cutting width and Quick Hitch capability makes it compatibl...

Страница 10: ...st requirements Torque Requirements Refer to Torque Values Chart on page 38 to determine correct torque values for common bolts See Additional Torque Values at bottom of chart for exceptions to standard torque values Uncrating Instructions WARNING Always secure cutter with an overhead crane fork lift or other suitable lifting device before removing hardware bags shipping components bands lag screw...

Страница 11: ...h clevis pin 26 to right and left hand hitch straps 10 6 as shown Secure clevis pin with hairpin cotter 23 10 Attach hitch pins 1 and 2 1 2 long adapter bushings 27 to 3 Point clevis as shown Secure hitch pins with linch pins 25 Hitch Assembly Figure 1 2 33261 3 Point Cutter Assembly Set up The following instructions are for assembling the 3 Point cutter See page 15 for Pull Type Cutter Assembly S...

Страница 12: ...wheel spindle 9 3 Insert tailwheel spindle 9 into pivot tube of A frame 1 and install machine washer 6C over tailwheel spindle Secure tailwheel with 3 8 x 2 1 2 roll pin 8 4 Attach bottom hole of tailwheel adjustment bar 3 to deck rear with 5 8 11 x 2 GR5 cap screw 2C and hex nylock nut 5 Draw nylock nut up tight do not torque tight 5 Attach tailwheel adjustment bar 3 to A frame 1 with 5 8 11 x 2 ...

Страница 13: ...eel spindle 11 3 Insert tailwheel spindle 11 into pivot tube of tailwheel frame 1 and install machine washer 9C over tailwheel spindle Secure tailwheel with 3 8 x 2 1 2 roll pin 10 4 Attach bottom hole of tailwheel adjustment bar 2 to deck rear with 5 8 11 x 2 GR5 cap screw 4A and hex nylock nut 6 Draw nylock nut up tight do not torque tight 5 Attach tailwheel adjustment bar 2 to tailwheel 1 with ...

Страница 14: ...rest Land Pride dealer to purchase a QH20 Quick Hitch NOTE Adapter bushings 13 are used if tractor 3 Point hitch is Cat lll The bushing can also be used when using a Quick Hitch 9 Connect upper center 3 Point link hitch hole to upper hitch with clevis pin 8 and hairpin cotter 6 10 Return to tractor and slowly and carefully raise and lower cutter to ensure drawbar tires and other equipment on the t...

Страница 15: ...ly if a Quick Hitch is used The driveline must be lubricated before putting it into service Refer to Lubrication Points on page 32 The tractor s PTO shaft and cutter gearbox shaft must be aligned and level with each other when hooking up the driveline to the tractor IMPORTANT Two small chains are supplied with the driveline To keep driveline shields from rotating these chains must be attached to t...

Страница 16: ...aximum Extended Length Figure 1 7 3 Continue with Check Driveline Interference on right side of this page 24804 Outer Shielding has been removed for clarity Check Driveline Interference 1 Make certain driveline yokes and safety chains are properly attached See steps 10 12 on page 13 2 Start tractor and raise Rotary Cutter just enough to remove support blocks from under the cutter 3 Slowly engage t...

Страница 17: ...he jackshaft Release pull collar and continue to push yoke forward until pull collar locks in place Pull Type Cutter Assembly Set up The following instructions are for assembling the Pull Type cutter See page 9 for 3 Point Cutter Assembly Set up instructions Hitch Assembly The tongue drivelines dual tailwheel axle and ratchet jack option or hydraulic cylinder option will need to be assembled to th...

Страница 18: ...ounting lugs behind gearbox with 1 x 4 3 4 clevis pin 21 as shown Secure clevis pin with hairpin cotter 19 NOTE Tailwheel on right hand side is not shown to allow easier viewing of balloons b Operate ratchet lever to extend or shorten ratchet jack until spring cushioned end of ratchet jack aligns with hole in axle frame 5 c Insert 1 x 3 3 16 clevis pin 20 and secure with hairpin cotter 19 Hydrauli...

Страница 19: ...er of hitch pin hole in drawbar is not 14 22273 14 8 18 to 21 IMPORTANT Jack attachment pin must be fully inserted and secured before working on or around a cutter not hooked to the tractor drawbar Tractor Hook up Standard Clevis Hitch Shown Figure 1 12 2 Back drawbar 1 close to clevis hitch 2 3 Drawbar should fit between upper and lower clevis hitch plates Raise or lower jack stand 15 to align cl...

Страница 20: ...e ground and all hydraulic pressure is relieved before disconnecting or reconnecting hydraulic line and or fittings between Rotary Cutter and tractor hydraulic system 1 With deck skid shoes resting firmly on the ground shut tractor off and move hydraulic control lever back and forth to relieve all hydraulic pressure in the hydraulic system 2 Loosen hydraulic hose fitting at the hydraulic cylinder ...

Страница 21: ... Install rear chain guard 2 with four 1 2 13 x 1 GR5 carriage bolts 3 and hex whiz nuts 5 Draw whiz nuts up snug do not tighten at this time 2 Install 1 2 13 x 3 1 2 GR5 carriage bolts 4 deflector spacers 1 and hex whiz nuts 5 Draw whiz nuts up snug 3 Tighten all whiz nuts 5 to the correct torque Rear Single Chain Guard Option Figure 1 15 33010 ...

Страница 22: ...usted Cutting Height Adjustment Refer to Figure 2 2 CAUTION Avoid direct contact with cutter blades by wearing a pair of gloves Cutter blades have sharp edges and burrs that can cause injuries 1 With gloves on carefully rotate blades and stump jumper until blade tips are in the position shown 2 Measure distance from cutting tip of front blade to ground surface This distance is the cutting height 3...

Страница 23: ... as needed See Cutting Height Adjustment instructions on page 20 Center 3 Point Link Adjustment Refer to Figure 2 5 1 Lower cutter deck to a preset cutting height 2 Adjust length of center 3 Point link until upper center hitch pin is vertically above lower 3 Point hitch pins This arrangement allows for optimum ground contour following performance 3 Lock center 3 Point link in this position NOTE Th...

Страница 24: ...de sharpening Front To Back Deck Leveling Refer to Figure 2 6 1 Attach cutter to the tractor that will be pulling the cutter and position tractor and cutter on level ground 2 With gloves on carefully rotate blades and stump jumper until blade tips are in the position shown 3 Using tractor control lever adjust deck height so that the front blade tip is 3 to 4 inches above ground Refer to Figure 2 7...

Страница 25: ...s 6 that will fill the exposed cylinder rod The following spacers are available Two 1 spacers One 1 1 4 spacer One 1 1 2 spacer One 1 3 4 spacer 5 Return to the tractor and raise Rotary Cutter up Install selected size and number of stroke control spacers on the cylinder rod 6 Lower Rotary Cutter against stroke control spacers and recheck cutting height If needed adjust size and quantity of stroke ...

Страница 26: ...eeded Refer to Lubrication Points Page 32 Lubricate gearbox and replace oil plugs properly Refer to Gearbox lubrication Page 32 Check cutter initially and periodically for loose bolts and pins Refer to Torque Values Chart Page 38 DANGER Keep others away while cutter is operating It can discharge objects at high speeds Therefor the use of front and rear safety guards is strongly recommended when cu...

Страница 27: ...ng blades Replace or sharpen blades as required Refer to Cutter Blade Maintenance on page 28 7 Remove solid supports from under the deck 8 Carefully raise and lower implement to ensure that the drawbar tires and other equipment on the tractor do not contact cutter frame or driveline 9 Verify cutter is set at the correct cutting height For 3 Point cutters see Cutting Height Adjustment on page 20 an...

Страница 28: ...oose bolts and nuts Tighten all loose hardware as indicated in the Torque Values Chart on page 38 NOTE Your cutter is equipped with free swinging cutting blades to reduce shock loads when striking obstacles However it is best to avoid striking obstacles to extend cutter and blade life 1 Thoroughly inspect area to be cut for debris and unforeseen objects Mark any potential hazards 2 Follow Blade En...

Страница 29: ... you and pass you safely Reduce your speed when travelling over rough and hilly terrain Avoid quick or sharp steering corrections Take extra care to ensure that the mower doesn t come into contact with obstacles such as trees buildings or fences Use accessory lights and appropriate reflective devices to provide adequate warning to pedestrians and other vehicle operators when traveling on public ro...

Страница 30: ...ibute to premature bearing wear breakage and or structural cracks in gearbox and or deck Always inspect cutting blades before each use Make certain they are properly installed and are in good working condition Replace any blade that is damaged worn bent or excessively nicked Small nicks can be ground out Remove blades and sharpen or replace as follows 1 Place tractor gear selector in park and set ...

Страница 31: ...ction surfaces Repeat Clutch Run In instructions below when moisture and or condensation seizes the inner friction plates WARNING Always disengage PTO engage parking brake shut off tractor remove ignition key and wait for all moving parts to come to a complete stop before dismounting tractor to make adjustments Clutch Run In Refer to Refer to Figure 4 2 Clutch Figure 4 2 1 Using a pencil or other ...

Страница 32: ...nce Refer to Figure 4 5 326 120A Skid Shoe Kit Includes 2 skid shoes mounting hardware WARNING Excessive wear on skid shoes can damage side panels cause inadequate operation of cutter and create a safety hazard Always replace skid shoes at the first sign of wearing thin There are skid shoes mounted on the cutter sides Check both skid shoes for wear and replace if necessary Order only genuine Land ...

Страница 33: ...d or worn parts and adjust or replace as needed 4 Repaint parts where paint is worn or scratched to prevent rust Ask your Land Pride dealer for aerosol touch up paint They are also available in touch up bottles with brush quarts and gallon sizes by adding TU QT or GL to the end of the aerosol part number 5 Replace all damaged or missing decals 6 Lubricate as noted in Lubrication Points starting on...

Страница 34: ...mended gear lube through top dipstick hole until oil flows out of side plug hole Reinstall and tighten side oil plug 2 and vented dipstick 1 Type of Lubrication 80 90W EP Gear Lube Quantity Fill until oil reaches top mark on dipstick or begins to flow out side plug hole in gearbox NOTE Do not overfill Cutter should be level when checking oil Oil expands when hot therefore always check oil level wh...

Страница 35: ...of driveline with a light film of grease and then reassemble Driveline U Joints Type of Lubrication Multi purpose Grease Quantity 6 pumps Driveline Shield Bearings Type of Lubrication Multi purpose Grease Quantity 6 pumps 8 Hours 8 Hours 20 Hours 33050 33050 14618 33050 Ratchet Jack Optional Type of Lubrication Multi purpose Grease Quantity Until grease purges from threads As Required ...

Страница 36: ...mended Tractor PTO HP 60 130 HP PTO Speed 540 RPM Gearbox Ratio 1 1 21 Gearbox Construction Speed up beveled gears cast iron housing 1 3 8 6 spline input shaft and 2 output shaft Gearbox Oil Capacity Type 6 5 Pints of EP 80 90W oil Deck Construction All welded deck Deck Material Thickness 10 Gauge 134 Side Skirt Material Thickness 1 4 Skid Shoes 1 4 x 2 1 2 x 18 7 16 Long bolt on replaceable skid ...

Страница 37: ...35 Section 5 Specifications Capacities 5 08 13 RCF2784 Rotary Cutters 326 364M Table of Contents 33037 ...

Страница 38: ...ck Fully welded deck Adds additional strength Extended cutter front For increased material flow and added protection Round back design Helps discharge grass better than enclosed or partially enclosed cutters 10 1 8 Deck Height Allows cutter to handle heavy cutting conditions 1 1 2 to 12 Cutting height Provides for a wide range of cutting conditions 1 4 x 2 1 2 x 18 7 16 Long skid shoes Provides si...

Страница 39: ...ment on page 26 Tractor has Instant off PTO Decrease engine speed slowly to an idle and then disengage PTO See Blade Disengagement on page 26 Blades wearing excessively Cutting on sandy ground Raise cutting height Contacting ground frequently Raise cutting height Blades breaking Hitting solid objects Avoid hitting solid objects Blades coming loose Blades not tightened properly Tighten blade hardwa...

Страница 40: ...8 X 1 5 220 165 350 260 485 355 3 4 16 260 190 405 295 570 420 M20 X 2 5 280 205 440 325 610 450 7 8 9 225 165 585 430 820 605 M20 X 1 5 310 230 650 480 900 665 7 8 14 250 185 640 475 905 670 M24 X 3 480 355 760 560 1050 780 1 8 340 250 875 645 1230 910 M24 X 2 525 390 830 610 1150 845 1 12 370 275 955 705 1350 995 M30 X 3 5 960 705 1510 1120 2100 1550 1 1 8 7 480 355 1080 795 1750 1290 M30 X 2 10...

Страница 41: ...ically includes failure to properly maintain oil levels grease points and driveline shafts Claims under this Warranty should be made to the dealer which originally sold the product and all warranty adjustments must be made through an authorized Land Pride dealer Land Pride reserves the right to make changes in materials or design of the product at any time without notice This Warranty shall not be...

Страница 42: ...Corporate Office P O Box 5060 Salina Kansas 67402 5060 USA www landpride com ...

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