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Section 8: Troubleshooting

RC(M)3712 & RCG(M)3712 Rotary Cutters 334-203M

11/6/18

Table of Contents

Section 8: Troubleshooting

Troubleshooting Chart

Problem

Cause

Solution

Oil seal leaking

Gearbox overfilled

Drain oil level with fill hole or to full mark on dipstick.

Seals damaged

Replace seals.

Grass or wire wrapped on shaft
in seal area

Clean off wrapped material and check seal areas daily.

Driveline yoke or cross failing

Clutch is froze

Slip clutches per instructions under “Clutch Run-In” on
page 41.

Shock load

Avoid hitting solid objects.

Needs lubrication

Lubricate every 8 hours.

Slip clutches slip even with a light
load

Scalping the ground

Raise cutting height.

Clutch is not properly adjusted

Adjust clutch per instructions under “Clutch Run-In” on
page 41.

Clutch plates are worn out

Replace clutch plates.

Foreign object caught between
clutch plates

Remove foreign object.

Bent driveline shaft
(Shaft should be replaced if bent)

Contacting frame

Reduce lift height in transport position.

Contacting drawbar

Reposition drawbar.

Bottoming out

Shorten driveline shaft.

Binding up

Not lubricating enough.

Driveline shaft
telescoping tube failing

Shock load

Avoid hitting solid objects.

Clutch is froze

Slip clutches per instructions under “Clutch Run-In” on
page 41.

Driveline shaft telescoping tube
wearing

Needs lubrication

Lubricate every 8 hours of operation.

Blades lock-up

Blades locked together
(overlapped) when wings were
raised to transport position

Use pry bar or other tool to separate cutting blades
before lowering wings.

Tractor has instant on power
take-off

Engage power take-off at low RPMs and then slowly
increase engine speed to full power take-off speed.
See “Engage Blades” on page 33.

Tractor has Instant off power
take-off

Disengage blades at low RPMs or change to a
driveline with overrunning clutch.

Blades wearing excessively

Cutting on sandy ground

Raise cutting height.

Contacting ground frequently

Raise cutting height.

Blades coming loose

Blades not
tightened properly

Replace locknut. Tighten blade hardware, refer to

“Cutter Blades” on page 42.

Over speeding power take-off

Operate cutter at proper power take-off speed.

Blades breaking

Hitting solid objects

Avoid hitting solid objects.

Loose blade carrier

Blade carrier hardware not
tight

Tighten shaft nut to specified torque.

Running loose in the past

Replace gearbox bearings and / or shaft.

Blade carrier bent

Hitting solid objects

Avoid hitting solid objects.

Excessive side skid wear

Soil abrasive

Adjust cutter height.

Cutting too low

Raise cutting height.

Excessive vibration

Hitting solid objects

Inspect area before cutting. Do not hit solid objects.

Driveline bent

Replace driveline or distribution shaft.

Blade carrier bent

Replace blade carrier.

Blade broken

Replace blade.

Blade will not swing

Inspect and unlock blades.

High torque start-up or hitting
solid objects.

Disassemble and inspect driveline for incorrectly
located needles or damaged bearing cap.

Blades have unequal weight

Replace each pair of blades on affected carrier.

Wing cylinder movement too slow

Orifice is plugged

Remove elbow fitting and unplug orifice.

Содержание RCM3712

Страница 1: ...French or Spanish Language please see your Land Pride dealer Read the Operator s Manual entirely When you see this symbol the subsequent instructions and warnings are serious follow without exception...

Страница 2: ...dered the weights and measurements are no longer accurate for your machine Update the record by adding the machine weight and measurements provided in the Specifications Capacities Section of this man...

Страница 3: ...and Pride Performance Hitch Optional 12 Bar Tite Hitch Optional 12 Ball Hitch Optional 12 Pintle Hitch Optional 12 Tractor Shutdown Procedure 13 Hitch Assembly 13 Attach Park Jack 13 Attach Spring Hos...

Страница 4: ...e Lubrication 38 General Maintenance 38 Hydraulic System 38 Tires 38 Chain Guards 39 Skid Shoes 39 Wing Skid Shoes 39 Center Skid Shoes 39 Gearbox Driveline Shielding 39 Wing Gearbox Driveline Shield...

Страница 5: ...ldren to play on the power machine or implement Use extra caution when backing up Before the tractor starts to move look down and behind to make sure the area is clear Safety at All Times Careful oper...

Страница 6: ...location Allow only enough slack in the chain to permit turning Always hitch the implement to the machine towing it Do not use the safety chain tow the implement Transport Safely Comply with federal s...

Страница 7: ...ones while operating equipment Use Seat Belt and ROPS Land Pride recommends the use of a CAB or roll over protective structures ROPS and seat belt in almost all power machines Combination of a CAB or...

Страница 8: ...at www landpride com 3 Some new equipment installed during repair requires safety labels to be affixed to the replaced component as specified by Land Pride When ordering new components make sure the c...

Страница 9: ...Danger Rotating Driveline Keep Away 4 Places Top of splitter shield main driveline and 2 wing drivelines 818 130C RC Series cutters only Caution Use 540 rpm power take off 818 240C RCM Series cutters...

Страница 10: ...6 18 6 Table of Contents 70439 70446 70446 858 947C Danger Thrown Object Rotating Blade Hazard 2 Places Located on back side of left right wing 818 142C Danger Rotating Driveline Keep Away 2 Places L...

Страница 11: ...Important Safety Information RC M 3712 RCG M 3712 Rotary Cutters 334 203M 11 6 18 7 Table of Contents 70439 858 949C Safety Combo 2 Places Located on the right and left wing decks...

Страница 12: ...Important Safety Information RC M 3712 RCG M 3712 Rotary Cutters 334 203M 11 6 18 8 Table of Contents 70439 858 954C Safety Combo...

Страница 13: ...eflector 2 Places Located on front side of left right wing decks 818 230C 1 11 16 x 2 13 16 Red Reflector 4 Places Located on back side of axle spindles 838 614C 2 x 9 Red Reflector 2 Places Located o...

Страница 14: ...s will help you get years of satisfactory use from this Rotary Cutter Application The RC3712 RCM3712 RCG3712 and RCGM3712 Rotary Cutters are designed and built by Land Pride to provide excellent cutti...

Страница 15: ...our cutter An understanding of how the cutter works will aid in the assembly and setup of your cutter It is best to go through the Assembly Checklist before assembling the cutter Speed up your assembl...

Страница 16: ...pt it clamps directly to the drawbar The bar tite hitch is sandwiched between hardened steel plates to eliminate drawbar wear It has a bushing in the tongue to extend hitch life Bushing and hitch swiv...

Страница 17: ...lower center deck down until it is fully resting on the ground Cylinder Stops Figure 1 7 Refer to Figure 1 8 4 Hitch 2 is shipped hinged up and bolted in place Remove and discard 1 2 hex whiz nuts 4...

Страница 18: ...o align clevis 9 with tractor drawbar Drawbar should fit between lower and upper plates of clevis 8 Restart tractor and continue to back tractor up to cutter hitch until hitch holes in tractor drawbar...

Страница 19: ...tomer supplied 6 Start tractor raise 3 point arms fully up and carefully back tractor within close proximity of clevis 9 7 Shut tractor down properly before dismounting Refer to Tractor Shutdown Proce...

Страница 20: ...Keep people and animals away while backing up to implement or pulling away from implement Do not operate hydraulic controls while a person or animal is directly behind the power machine or near the im...

Страница 21: ...lifting the cutter and one for lifting the wings simultaneously It is highly recommended to connect the wing fold hose to a duplex with float capabilities and use the float when in field operation The...

Страница 22: ...area where a raised wing will fall unless the wing is securely locked in the raised position with its transport lock Refer to Figure 1 16 1 Park tractor and cutter on a level surface 2 Release any ten...

Страница 23: ...nd secure with hex whiz nuts 4B Tighten whiz nuts to the correct torque Refer to Figure 1 18 6 Unsnap latches 5 on both sides of gearbox shield 10 and remove shield IMPORTANT The driveline must be lub...

Страница 24: ...arby WARNING To avoid serious injury or death Always shut tractor down using Tractor Shutdown Procedure provided in this manual before dismounting tractor CAUTION To avoid minor or moderate injury Som...

Страница 25: ...unting 6 Replace stroke control spacers 2 as needed to support wheels at this position Refer to Figure 1 22 7 With driveline attached to tractor rotate driveline hanger 1 up as shown 8 Loosen nuts sec...

Страница 26: ...hydraulic pressure is relieved before disconnecting any hydraulic lines or fittings to purge the hydraulic system Wing Fold Cylinder Refer to Figure 1 23 1 Lower center deck until it is supported by...

Страница 27: ...amber lights are blinking on and off 4 If the lights did not operate properly recheck hook up of enhance module and wire harnesses Make necessary changes and repeat step 3 above 5 Check wire harness r...

Страница 28: ...emove the transport pin 2 from the light guard bracket 3 Refer to Figure 1 28 7 Insert transport pin 2 through fold lugs 3 and secure it with hairpin cotter 1 Refer to Figure 1 29 8 Spread stroke cont...

Страница 29: ...cutter hitch weight off the tractor drawbar 22 Remove connecting hitch pin or bolt as follows a For Fixed Clevis Hitch See Figure 1 32 Remove hairpin cotter 2 and hitch pin 1 b For LP Performance Hit...

Страница 30: ...e with hair pin Remove jack or lift straps 10 Return to the tractor and fully extend center deck lift cylinder to raise the deck up 11 Without relieving hydraulics shut tractor down properly before di...

Страница 31: ...coupler nuts 4 will shorten leveling rods and raise front of cutter NOTE 1 measurement can be lowered or raised depending on cutting conditions If continuous hinges are too low at the front a Loosen...

Страница 32: ...steps 4 7 until desired cutting height is achieved NOTE Make all cutting height adjustments in the field using height of cut grass material as a guide Do not measure blade height above ground as the n...

Страница 33: ...art 58 Always secure equipment with solid non concrete supports before working under it Never go under equipment supported by concrete blocks or hydraulics Concrete can break hydraulic lines can burst...

Страница 34: ...nents and cutter blades Avoid catching hydraulic hoses on brush posts tree limbs and other protrusions that could damage and or break them Buildup of debris around moving components and gearboxes is a...

Страница 35: ...shut tractor down using Tractor Shutdown Procedure provided in this manual before dismounting tractor Stop power take off immediately if vibration continues after a few revolutions during start up an...

Страница 36: ...eering and stopping and never exceed 20 mph 32 2 km h with attached equipment Rough terrain requires a slower speed When traveling on public roads use LED lights slow moving vehicle sign clean reflect...

Страница 37: ...unting Refer to Tractor Shutdown Procedure on page 13 Refer to Figure 3 4 on page 32 4 Remove hairpin cotters 1 from both left and right side transport pins 2 Refer to Figure 3 3 on page 32 5 Store tr...

Страница 38: ...raise the cutter to transport height to check for driveline IMPORTANT It will take longer for the blades to come to a complete stop on cutters equipped with a main driveline that has an overrunning c...

Страница 39: ...ke off speed and begin mowing Try increasing or decreasing ground speed to determine the effect on quality of cut With a little practice you will be pleased with what you and your Land Pride 12 Foldin...

Страница 40: ...oam filled tires They are built tough to withstand the rugged use a cutter receives provides a smoother ride when transporting and won t go flat New aircraft tires They are built tough to withstand th...

Страница 41: ...adapter fitting 6 from the lift cylinder s port hole 7 and put away as it is no longer be needed 6 Install hydraulic adapter fitting 8 to the lift cylinder s port hole 7 Tighten fitting 7 Install hyd...

Страница 42: ...us injury and property damage Hydraulic System One of the most important things you can do to prevent hydraulic system problems is to ensure your tractor s hydraulic reservoir remains free of dirt and...

Страница 43: ...y 3 Attach new left hand skid shoe 1 to cutter with 3 8 plow bolts 2 and secure with 3 8 hex whiz nuts 3 Tighten bolts to the correct torque 4 Repeat for the right hand wing Center Skid Shoes Refer to...

Страница 44: ...amaged and in working order Replace the shields and drivelines as needed DANGER To avoid serious injury or death Tractor power take off shaft shield driveline shields and gearbox shaft shields must be...

Страница 45: ...tion Slippage has not occurred if any two marks on the friction disk and plate are still aligned A clutch that has not slipped must be disassembled to separate the friction disk plates See Clutch Disa...

Страница 46: ...excessively nicked Never try to straighten a bent blade Small nicks can be ground out when sharpening Refer to Figure 5 9 on page 43 when ordering Land Pride replacement blade components Remove cutti...

Страница 47: ...on gearbox output shaft should be torqued to 450 ft lbs minimum and secured with cotter pin 8 with both legs bent opposite directions around the nut 10 Replace rubber plug 5 11 Reconnect main drivelin...

Страница 48: ...ed Land Pride Performance Hitch Wear Points Refer to Figure 5 12 For the Land Pride Performance Hitch check plate 1 for excessive wear If the thickness of plate 1 is worn down to 1 2 or less at the hi...

Страница 49: ...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 Paint is also available in touch up bottles with brus...

Страница 50: ...of Lubrication Multi Purpose Grease Grease both left right hand side turnbuckles Quantity As required Grease with wings folded up to remove pressure on turnbuckle and allow grease to reach more areas...

Страница 51: ...Type of Lubrication Multi purpose Grease Quantity As required 704 70479 70480 Bar Tite Hitch 3 zerks Type of Lubrication Multi purpose Grease Quantity As required 50 Hours 50 Hours As Needed Deck Hin...

Страница 52: ...lug hole in gearbox IMPORTANT Do not overfill gearbox with oil Oil will expand when hot Make sure implement is level and oil is cool before checking oil level Divider Box Change oil after first 50 hou...

Страница 53: ...usly Wing Driveline Joints Type of Lubrication Multi purpose Grease Quantity 2 3 Pumps Drivelines with external profile tube grease point 70491 37519 37519 37518 Intermediate Driveline Joints Type of...

Страница 54: ...Main Driveline Joints Type of Lubrication Multi purpose Grease For instructions on how to access grease zerks shown in Figure 5 14 See Accessing CV Driveline Joints on page 51 The constant velocity jo...

Страница 55: ...o lubricate universal joint on opposite end of driveline Opposite end of driveline has only one grease zerk Lubrication By Sliding Driveline Shields Back 1 Refer to Figure 5 17 With a flat bladed scre...

Страница 56: ...nlocked Driveline Shield Figure 5 18 Slide Driveline Shield Back To Expose Grease Zerks Figure 5 19 Red Locking Tab Snapped Down Into Position White Locking Ring Positioned On Right Side of Red Lockin...

Страница 57: ...11 6 18 Page left blank intentionally...

Страница 58: ...s Wing transport protection Wing transport lock pins Deck material thickness 10 Gauge Side skirt thickness 1 4 Steel Skid shoes Wing Deck 1 Replaceable skid shoe per wing Center Deck 2 Replaceable ski...

Страница 59: ...12 RCG M 3712 Rotary Cutters 334 203M 11 6 18 55 Table of Contents Transport Width Without Special Adjustments 10 2 With Cylinder Fully Extended 9 1 With Cylinder Resting On Spacer Kit 15 3 Add 2 5 fo...

Страница 60: ...stronger 1 4 Sidewall thickness Increased thickness reduces damage from objects being thrown into deck sidewalls Beveled skid shoes on wings Reduces gouging the ground when turning LED signal lights L...

Страница 61: ...ition Use pry bar or other tool to separate cutting blades before lowering wings Tractor has instant on power take off Engage power take off at low RPMs and then slowly increase engine speed to full p...

Страница 62: ...M18 X 2 5 195 145 310 230 405 300 3 4 10 235 170 360 265 510 375 M18 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...

Страница 63: ...product which in Land Pride s judgment shall have been misused or damaged by accident or lack of normal maintenance or care or which has been repaired or altered in a way which adversely affects its...

Страница 64: ...Corporate Office P O Box 5060 Salina Kansas 67402 5060 USA...

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