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McHale

991B

Round Bale Wrapper

15.1.2 Plastic film

15.1.3 Damper

Table moving in tip
position

Drive chain loose

Tighten chain

Table slow to tip down

Back pressure too high

Ensure free flow return is
fitted

Faulty quick release
couplings

Replace couplings

Machine tips bale but does
not reset to load

Tip sensor faulty

Locate and replace

Magnet broken

Locate and replace

Symptom

Reason

Solution

Plastic film splitting as bale
leaves table

Bale sticking to roller as it
is leaving the table

Shake chalk under belt to
reduce friction

Bale damper ram adjusted
too high

Adjust damper cylinder

Plastic not stretching

Building up of tack/glue on
dispenser rollers

Clean off with kerosene

Torsion spring weak on
dispenser

Replace spring

Plastic getting caught
around the cut & hold
(Electronic machines)

Table down magnet set too
high

Reset table down magnet

Symptom

Reason

Solution

Damper slow or fails to
come down

Restricter tap set too tight

Adjust restrictor

Damper rising during
wrapping cycle

High hydraulic back
pressure

Fit free flow return

Faulty quick release
coupling

Replace quick release
coupling

Symptom

Reason

Solution

Содержание 991B Series

Страница 1: ...cHale Ballinrobe Co Mayo Ireland Tel 353 94 9520300 Fax 353 94 9520356 Email sales mchale net Website www mchale net CLT00030_21 991B 991B Series Round Bale Wrapper Operator Instructor Manual Issue 15...

Страница 2: ...This page is intentionally blank...

Страница 3: ...ked with an in this manual only relate to certain models or optional equipment Also these specifications may not be available in all countries It is vital to replace defective parts of the machine imm...

Страница 4: ...s 14 4 Specific Safety Warnings 17 4 1 Electronic safety warnings 17 4 2 Hydraulic safety warnings 17 4 3 Noise level 18 4 4 Fire precautions 18 4 5 Safety instruction decal locations 19 4 6 Safety wa...

Страница 5: ...ersion kit 64 11 4 Table rollers belts 65 11 5 Table stop position magnet 991 BE 991 BER 65 11 6 Table load position magnet 991 BE series 66 11 7 Table down magnet 991 B series 67 11 8 Bale damper lif...

Страница 6: ...McHale 991B Round Bale Wrapper 6 16 3 Change of ownership pre checks 85 16 4 Limited Warranty 85...

Страница 7: ...McHale 991B Round Bale Wrapper 7 This page is intentionally blank...

Страница 8: ...o will operate the McHale 991B be a fully trained operator They must read and fully understand all of the contents of this manual before operating the machine paying particular attention to the follow...

Страница 9: ...lm for the purpose of storing as fodder for feeding livestock This designation includes the movement of the machine between fields by track or road incidental to the round wrapper s main use The manuf...

Страница 10: ...ale Wrapper 10 2 2 Front view No Machine Function 1 Quick Fit Dispenser 2 Manual Levers 991 B 3 Shear Bolt Unit 4 Bale Support Bobbin 5 Rotating Table 6 Bale Support Bobbin 7 Side Tip Damper 8 Road Li...

Страница 11: ...llers 1 25 m 4 1 Transport weight unladen 1 870 kg 4 123 lbs Tyre dimensions 340 55 16 Tyre pressure 3 4 bar 50 psi Maximum road speed 40 km h 25 mph Attachment Pin hitch Towing tractor requirements 3...

Страница 12: ...nery damage personal injury or even death CAUTION This symbol indicates a potentially hazardous situation that if not avoided could result in machinery damage or personal injury INFORMATION This symbo...

Страница 13: ...mergency equipment should be kept close at hand A first aid kit and fire extinguisher along with emergency phone numbers should always be available to machine operators 3 6 Stay clear of moving parts...

Страница 14: ...s forbidden to operate this machine with defective or incomplete safety devices Danger Zone The Danger Zone is the area around the rotating table approx 5 metres radius from the rotating centre axis 1...

Страница 15: ...machine and any obstacle above in particular electrical high voltage lines Be careful when working with the cut hold Remember that the accumulators are under pressure Avoid contact with the knife Do n...

Страница 16: ...It is forbidden to open any safety guards or to carry out any work on the machine unless the above specified precautions have been carried out When conducting maintenance work always support the mach...

Страница 17: ...te the skin and cause injury Beware of pipes under accumulator pressure depressurise lines by unthreading connections extremely slowly Hydraulically actuated devices such as the self loading arm must...

Страница 18: ...noise level of the machine and the tractor is primarily influenced by the tractor noise radio is an additional noise source It is recommended to operate this machine with closed cabin windows 4 4 Fir...

Страница 19: ...McHale 991B Round Bale Wrapper 19 4 5 Safety instruction decal locations Figure 4 a Decals on the 991B...

Страница 20: ...damaged or missing they are available from your McHale dealer The relevant part numbers are shown in brackets The decals featured on the McHale 991B are displayed with their meanings below Free flow...

Страница 21: ...per 21 Keep hands out of crush area CST00019 Check wheel nuts daily CST00020 Cable control valve controls CST00025 Keep hands out of the trap area CST00026 Keep clear of rotating table CST00028 Max ta...

Страница 22: ...hook location CST00032 Keep clear of bale damper crush area CST00048 Diagram of plastic film path through dispenser CST00049 Bale damper skid adjustment CST00050 Do not dismantle High pressure always...

Страница 23: ...le Wrapper 23 Check tyre pressure CST00058 Support table before working under it Refer to the instruction manual CST00059 Grease daily CST00060 Bale damper drop speed adjustment CST00061 Dispenser hei...

Страница 24: ...ety Operation on page 61 CST00063 Manual control valve controls CST00064 991 BJS joystick operating instructions CST00065 Lock tap before carrying out maintenance on table 991 BJS machines only CST000...

Страница 25: ...75 tonnes 750 kg per chain or strap when using the four lift eye locations on the chassis shown below The crane or lifting device must be capable of lifting a minimum load of 2 5 tonnes 2 500 kg Never...

Страница 26: ...pper to the tractor 1 Pin hitch with pin as supplied with tractor accessories 2 Two 1 2 female quick releases for hydraulic power supply The return line must be a freeflow to the tank check with a McH...

Страница 27: ...e and load sensing hydraulic systems The hydraulic valve is set up to this specification when leaving the factory When using load sensing hydraulics always set the tractor oil flow to achieve 30 rpm o...

Страница 28: ...from accidental damage If there is no cab on the tractor secure as appropriate bearing in mind the box is not waterproof 8 Screw the 37 pin socket on the electronic box and the 37 pin plug on the mach...

Страница 29: ...good power supply is critical for proper machine operation as the electronic control box is the main interface between the operator and the machine Figure 5 a Bale Wrap Computer Figure 5 b Electronic...

Страница 30: ...d airtight package The operator needs to ensure that the bale is correctly wrapped It is good practice to periodically check the bales after being wrapped for any torn split or punctured plastic film...

Страница 31: ...onged exposure to the sun Do not remove the protective cover until ready for use Film damage can cause undesired film performance and affect bale weatherability ENVIRONMENT Recycling of film roll Resp...

Страница 32: ...lly operated spool valve operated directly by levers i e Direct Control DC or Cable Control CC 7 1 Direct Control 7 2 Cable Control No Function No Function 1 Lift arm up DC down CC 2 Lift arm down DC...

Страница 33: ...it will not return when the joystick is released to the neutral position Place the safety bar in position underneath the table The safety bar must always be used when working under a tipped table To...

Страница 34: ...apply the joystick lock and remove the key from the tractor before carrying out any maintenance or repairs on the machine A Cut and hold open B Cut and hold close C Operates lift arm Figure 7 a Joyst...

Страница 35: ...Wrap Computer is used to monitor and control a number of different McHale bale wrapping machines both manual and semi automatic It is very important that the correct program be selected to control th...

Страница 36: ...ill flash 1 2 or 3 8 Change by pressing SET RESET 9 When the correct program number is displayed switch off the computer 10 The settings will be retained in the memory 8 1 2 Channels The Bale Wrap Com...

Страница 37: ...splay will flash If set the early warning alarm sounds beforehand Automatic reset of the current number to zero normally occurs 3 seconds after the target number is reached If additional wraps are add...

Страница 38: ...raps short beeps for the final wrap and then a continuous beep for three seconds For example if the bale requires 22 wraps and you want an alarm at 20 wraps then set the number to 2 To effectively dis...

Страница 39: ...lly Display a Store Total Select a Store Total Hold to cycle to the required digit Release all Press to select The fourth digit displays the current store designation for 2 seconds The current total f...

Страница 40: ...s complete the part total is automatically advanced by 1 The part total can be reset at any time Display Part Total Reset Part Total Press to select Select the desired store total A H Press and hold t...

Страница 41: ...nd total cannot be reset Display Grand Total 8 1 7 Channel 5 Bale Wrapping Rate Displays the number of bales wrapped per hour The time period over which the rate is average may be re started at any ti...

Страница 42: ...9 r p m An overspeed alarm will sound if the r p m exceeds a pre programmable limit The display will default to this channel and flash for the duration of the overspeeding subsequently reverting to th...

Страница 43: ...control switches Switch power on Release all switches All instrument settings should be returned to the factory set values If the display shows PrOg again the instrument may be faulty and must be ret...

Страница 44: ...ace between the operator and the machine While the machine is fully automatic mode setting up is required before wrapping commences It is also possible to work the machine manually through the buttons...

Страница 45: ...it starts the tipping part of the cycle 8 Table lower 9 Cut hold close 10 Cut hold open 11 Table reverse slow 12 Table forward slow fast Press the button for slow speed release quickly press it again...

Страница 46: ...ed on 991 B series 991 L series Combi standard IL Not used on 991 B series 991 L series Remote R97L 991 LBER with bale lift arm Cut hold at the left side of the machine Remote R94 991 LBER standard Cu...

Страница 47: ...McHale 991B Round Bale Wrapper 47 8 5 Electronic Control Box Setup...

Страница 48: ...A J which can be reset These bale counters can be used to measure the amount of bales wrapped for various customers by using a different counter for each customer Day Counter which can be reset Every...

Страница 49: ...g screen 2 The day total counter will be displayed 3 Press the Down Arrow Button 4 or ESC Button 2 twice to return to the working display Reset the Day Total Bale Counter 1 Press the Up Arrow Button 1...

Страница 50: ...sor Display Contrast Remote type Continuous Cycle Auto Load Set up 3 Use the Up and Down Arrows Buttons 1 4 to select an item press Enter Button 3 to adjust the current selection setting Slow Down Tim...

Страница 51: ...s are normally turned On but can be switched Off from the Operator Setup Menu if film sensing is not desired or if there is a problem with a sensor To set the sensor On Off 1 Press the Down Arrow Butt...

Страница 52: ...mote type 1 Press the Down Arrow Button 4 three times to select the Operator Setup Menu 2 Press Enter Button 3 3 Press the Down Arrow Button 4 four times and press Enter 4 Select either IR RF RF Learn...

Страница 53: ...on the handpiece during wrapping will switch On Off a 12 volt output on one of the spare electrical connectors on the wrapper wiring loom This feature can be used to switch on an external valve on a h...

Страница 54: ...the bale The loading arm normally sits at the preset float position On approaching the bale Auto Start Button 14 is pressed the loading arm drops to the preset lower position and the machine is moved...

Страница 55: ...tting for the current position and press the Up Arrow Button 1 to return to the Select Auto Load Screen 7 When both settings are correct press Enter to move to the Auto Load Screen and change the sett...

Страница 56: ...on the electronic control box and set to Automatic mode Electronic models 7 Connect the bale wrap computer Manual control models 8 Ensure the table is in the correct starting position see Electronic...

Страница 57: ...the table Never attempt to clamp plastic film in the cut hold mechanism 7 Close the dispenser by releasing the latch The roll should now rest against one of the aluminium rollers 9 3 Side tip bale da...

Страница 58: ...to program O for a 991B series machine The table must be in the correct starting position Refer to Electronic Control Box Functions on page 45 on setting the control box for more details Follow the p...

Страница 59: ...ring conditions and terrain it may be necessary for the operator to vary this 1 Ensure the bale lift arm is lowered to the ground To lower the lift arm press switch C and move handle to the left See 9...

Страница 60: ...ired number of revolutions is reached e The table stops rotating when the required number of rotations is reached It is now lined up for tipping off f To tip the bale off auto start must be pressed ag...

Страница 61: ...must be raised to comply with lighting regulations 4 Ensure the electronic control box or bale wrap computer is switched off 5 If plastic film is to be transported on the machine it must only be done...

Страница 62: ...General dimensions specifications on page 11 Attention must be paid to the maximum travel speed limit 40 km hr printed on the chassis plate on the left hand side of the machine Other speed limits that...

Страница 63: ...e machine goes to work for the first time 11 1 Drawbar height The height of the drawbar may be adjusted to allow for the use of different tractors The wrapper should be parallel to the ground when wor...

Страница 64: ...ipe to hold the film roll To complete the conversion carry out the following procedure To convert back to 750 mm plastic film reverse the procedure Figure 11 c Plastic film conversion kit 1 Fit the pl...

Страница 65: ...tion magnet 991 BE 991 BER If the table does not stop in the correct position in line with the chassis it is possible to move the magnet that controls the stop position However it must be checked firs...

Страница 66: ...ollows 1 Tip up the table and fit the safety bar 2 Identify the magnet to be changed There are two set of magnets near the outside of the table The magnets that require adjusting are positioned neares...

Страница 67: ...the chassis i e the table lowers more before indexing 4 Move the magnet downwards to sense when the table is further away from the chassis i e the table lowers less before indexing Do not push down t...

Страница 68: ...or shorten the rod eye as desired 4 Tighten the locking nut 5 Remove the support and lower the bale damper Test the machine and re adjust if necessary Figure 11 k Bale damper lift height 11 9 Bale da...

Страница 69: ...he chain guard and the two handwheels Figure 11 n Table drive roller shearbolt replacement 11 11 Gearbox cross shaft roll pin replacement As a secondary overload protection device the gearbox cross sh...

Страница 70: ...to the open port 3 Operate the cut and hold to prime the system It only needs a small amount of oil to prime it back up 4 Remove the hydraulic pipe and adaptor and refit it to its original position 5...

Страница 71: ...ration of the machine that all drive chains are kept correctly tensioned The following is a general guide to chain adjustment The sag is measured at the midpoint of the chain between the sprockets Alw...

Страница 72: ...have to be made if a 500 mm plastic film conversion is carried out To adjust go through the following procedure 1 Remove the chain guard by undoing the two handwheels 2 Loosen the 4 x M16 nuts and bo...

Страница 73: ...le which may have a tendency to puncture the film as it allows the bale to land on it s edge which has a much higher degree of film coverage It is also very useful on hilly sloping ground as it can pr...

Страница 74: ...H00055 Gear spur 1 5 m 60t dispenser 1 2 CMH00175 Gear spur 1 5 m 35t dispenser 1 Item Part Code Description Qty ADP00020 Kit dispenser gears 64 1 1 CMH00056 Gear spur 1 5 m 59t dispenser 1 2 CMH00096...

Страница 75: ...aulic cylinder ends No 2 Grease sub chassis pivots No 3 Grease table tip hydraulic cylinder ends No 4 Grease bale damper hinge pivots No 5 Grease bale damper hydraulic cylinder ends No 6 Grease side t...

Страница 76: ...nic control box is not waterproof so it must be always be stored in a dry environment See Storage on page 80 All exposed hydraulic cylinder rods should be greased CAUTION Hydraulic hoses to be replace...

Страница 77: ...McHale 991B Round Bale Wrapper 77 Figure 13 a Daily greasing diagram for the 991B Figure 13 b Weekly greasing diagram for the 991B...

Страница 78: ...McHale 991B Round Bale Wrapper 78 Figure 13 c Monthly greasing diagram for the 991B Figure 13 d Yearly greasing diagram for the 991B...

Страница 79: ...M5 5 5 8 9 5 Din 933 M6 10 14 16 M8 23 33 40 Socket head M10 45 63 75 Cap screws M12 78 110 130 Din 912 M14 122 175 210 M16 195 270 325 Hex nuts M18 260 370 440 Din 934 M20 370 525 630 M22 510 720 87...

Страница 80: ...ram rods Any components from which paint has become worn should be touched up or coated with grease to prevent rusting Remove all dirt from all chains and blow dry using compressed air 14 2 Start of s...

Страница 81: ...ft arm not operating 991 BJS Faulty power supply electrical connections Check and correct Diverter spool sticking grit Check oil for cleanliness Joystick switch not operating Check and correct Lift ar...

Страница 82: ...r as it is leaving the table Shake chalk under belt to reduce friction Bale damper ram adjusted too high Adjust damper cylinder Plastic not stretching Building up of tack glue on dispenser rollers Cle...

Страница 83: ...ractor has 150 bar pressure Faulty pressure switch electronic machines Replace pressure switch Relief valve set too low Set to 150 bar pressure Symptom Reason Solution Control box not counting Sensor...

Страница 84: ...ntrol box Batteries exhausted on a handpiece Replace the batteries Not pressing the Start button for long enough Press the button for 2 to 3 seconds Sunlight shining direct into the receiver infrared...

Страница 85: ...e provided to the customer with the machine Machine is reassembled correctly Tyre pressure is correct Hydraulics electrics and lighting are working New owner has been instructed on how to operate main...

Страница 86: ...Number ___________ Name of Manufacturer Address McHale Engineering Ballinrobe Co Mayo Rep of Ireland Is in conformity with the provisions of the following other EC directives 2004 108 CE EMC for the c...

Страница 87: ...correctly 5 Ensure drawbar is fitted correctly before coupling machine to tractor Torque all bolts 14 Check dispenser s are running smoothly free from damage or grit 6 When hitched to tractor check th...

Страница 88: ...concerned This limited warranty does not apply to failure through normal wear and tear to damage resulting from negligence or from lack of inspection from misuse from lack of maintenance and or if th...

Страница 89: ...urned in an unfit state the claim will be refused If damaged parts have been returned to the company and warranty is refused the dealer is allowed a period of one month from the date of receiving our...

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