McElroy Pit Bull 250 Operator'S Manual Download

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Summary of Contents for Pit Bull 250

Page 1: ...Manual T5034102 Revision H 01 19 Pit Bull FUSION MACHINES Operator s Manual Original Language English...

Page 2: ...oduct and other products could be protected by patents or have patents pending All the latest patent information is available at patent mcelroy com Cancer and Reproductive Harm www P65warnings ca gov...

Page 3: ...to be considered part of your machine A replacement manual can be obtained online at www mcelroy com TX02264 3 8 04 PH02978 3 18 05 McElroy University For more than 30 years McElroy has been the only...

Page 4: ...Fulton Street Tulsa Oklahoma 74158 0550 PHONE 918 836 8611 FAX 918 831 9285 EMAIL fusion mcelroy com Note Certain repairs warranty work and inquiries may be directed at McElroy s discretion to an aut...

Page 5: ...sembly 2 2 Hydraulic Fluid Reservoir 2 2 Filter and Filler Cap 2 2 Motor and Pump 2 3 Relief Valve 2 3 Hydraulic Cylinders 2 4 Hydraulic Manifold Block 2 4 Facer 2 5 Heater 2 5 Insulated Heater Stand...

Page 6: ...rriage for Heater Insertion 3 8 Check Heater Temperature 3 8 Inserting Heater 3 8 Heat Pipe 3 9 Fusing the Pipe 3 9 Opening Movable Jaws 3 10 Opening Fixed Jaws 3 10 Install Next Piece of Pipe 3 10 Sp...

Page 7: ...intenance 7 1 Washing the Machine 7 1 Check Hydraulic Fluid 7 1 Change Hydraulic Fluid and Filter 7 1 Check Gauge 7 2 Clean Jaws and Inserts 7 2 Clean Thrust Bearings 7 2 Clean Eyebolt Threads 7 2 Fas...

Page 8: ...actices IMPORTANT can help you do a better job or make your job easier in some way PELIGRO Read and Understand Do not operate this equipment until you have carefully read and understand all the sectio...

Page 9: ...22 92 Wear Safety Equipment Wear a hard hat safety shoes safety glasses and other applicable personal protective equipment Remove jewelry and rings do not wear loose fitting clothing and tie back lon...

Page 10: ...ed It is recommended that the pipe is always held securely by either being clamped in the fusion machine jaws or properly attached to a lifting device NOTICE Do not leave machine unattended to unautho...

Page 11: ...Refer service to a qualified technician TX03003 3 30 11 WR00055 4 7 93 WR00025 11 30 92 Fusion Equipment Safety 1 4 Units With Hydraulics It is important to remember that a sudden hydraulic oil leak...

Page 12: ...9 10 24 12 WR00079 2 7 96 Facer Blades Are Sharp Facer blades are sharp and can cut Never attempt to remove shavings while the facer is running or is in the facing position between the jaws Use care w...

Page 13: ...ight connection is the result The principal operations include Clamping The pipe pieces are held axially and radially to allow all subsequent operations to take place Facing The pipe ends are faced to...

Page 14: ...auge in the side of the reservoir Never allow dirt or other foreign matter to enter the open tank Refer to the Hydraulic Fluids section of this manual for hydraulic fluid recommendations Filter and Fi...

Page 15: ...re compensated with an external pressure adjustment Overview PH02976 3 18 05 TX02266 1 20 12 Relief Valve The overall system pressure is set with the relief valve mounted on top of the reservoir This...

Page 16: ...the gauge pressure TX01270 3 30 11 Overview PH02682 3 8 04 Hydraulic Manifold Block Mounted on this block are a carriage directional control valve a pressure reducing selector valve three pressure re...

Page 17: ...gged in and preheating the light glows steadily until the set temperature is reached The light then goes off and on slowly as the heater maintains temperature The heater body is not coated Coated butt...

Page 18: ...ze heat loss and risk of mechanical damage Overview TX00363 9 15 94 Electrical Box The start and stop push buttons are located on the front of the electrical box Located below the start and stop push...

Page 19: ...ic hoses that connect the facer and the carriage to the hydraulic power unit The unit must be off to connect or disconnect the hoses Connect the 3 8 quick disconnects on the hydraulic power unit to th...

Page 20: ...source and switch any two incoming power leads and try again If the unit still doesn t start and the light is on call qualified service personnel for assistance Disconnect the machine from the power s...

Page 21: ...plosive atmosphere heater should be brought up to temperature in a safe environment then unplugged before entering the explosive atmosphere for fusion Install butt fusion heater plates while heater is...

Page 22: ...ton near the base of the outrigger and push or pull the arm until the button snaps to the locked position NOTICE Never use the outrigger to lift or move the carriage TX02304 04 04 05 PH02698 04 29 04...

Page 23: ...y opening valve on top of the facer Move the selector valve on the hydraulic manifold block to the top facing pressure position The facing pressure should be set as low as possible while still facing...

Page 24: ...e ends are approximately 2 apart Shift the carriage control valve to the middle neutral position Select the heating mode and adjust the middle pressure reducing valve to its lowest pressure by turning...

Page 25: ...ng pressure until pipe ends contact Look across the top surface of pipe ends to check alignment If there is a noticeable step across the joint adjustments must be made Hydraulically operated equipment...

Page 26: ...standard for proper heater temperature TX04384 1 20 12 WR00077 4 16 93 Inserting Heater Heater is not explosion proof Operation of heater in an explosive atmosphere without necessary safety precaution...

Page 27: ...s suggested heating and soaking procedure or joining standard TX04264 3 30 11 PH04465 1 31 11 PH01924 11 15 00 C B A Fusing the Pipe NOTICE Failure to follow the pipe manufacturer s heating time press...

Page 28: ...knobs and open the movable jaws Move the carriage to the right so that the facer is clear of and the right of the fixed jaws of the carriage PH00323 9 25 93 TX04385 1 20 12 Opening Fixed Jaws Open th...

Page 29: ...Carriage Remove braces from inner fixed jaw Remove the four bolts holding the carriage assembly to the skid with the wrench provided Attach lifting strap as shown and lift the carriage assembly TX0232...

Page 30: ...ts Lift facer out of the carriage and set on cardboard or wood blocks off of ground Remove rear guide rod bracket Attach rear guide rod bracket in the position shown TX02293 3 8 04 Special Operations...

Page 31: ...does not fall once the facer locking bolts are removed Remove facer locking bolts Lift facer out of the carriage and set on cardboard or wood blocks off of ground Attach rear guide rod bracket in the...

Page 32: ...4 4 Special Operations In Ditch Manual Facer Operation Lift as shown Lock onto back guide rod then latch on front guide rod TX01887 11 15 00 PH019388 11 15 00 PH01946 11 15 00...

Page 33: ...98 Lower 3 Jaw or 4 Jaw Carriage into Ditch Use all 4 jaws whenever possible The three jaw unit should be used only when space is not available for the entire carriage such as fusing onto a tee an el...

Page 34: ...the pipe Lift pipe and slide carriage assembly under pipe Rotate carriage assembly around to a normal upright position Attach the top jaws and loosely clamp around pipe TX00879 2 19 96 CD00193b 2 19...

Page 35: ...9 12 94 4 7 CD00193b 9 29 00 Reassemble Carriage and Facer Lift facer into position and bolt to facer mount Do not tighten Pivot facer down and bring jaws inward against the facer to establish facer...

Page 36: ...0456 9 15 94 PH00423 11 1 94 Install Heater Adapters Heater is not explosion proof Operation of heater in an explosive atmosphere without necessary safety precautions will result in serious injury or...

Page 37: ...the selector valve to the center position to set the pressure for heat soak With the selector valve in the down position the initial heat bead up pressure can be set With the selector valve in the to...

Page 38: ...s Be sure to allow enough travel for the melt pattern and fusion to occur 3 4 min TX04027 4 12 10 Special Operations Saddle Fusion Procedure PH00399 9 21 94 5 3 PH00390 9 21 94 Clean Surfaces Clean th...

Page 39: ...intain the heat soak pressure according to the pipe fitting manufacturer s recommendations or appropriate joining standard TX04042 4 12 10 Special Operations Saddle Fusion Procedure PH00402 9 21 94 5...

Page 40: ...ecified by the pipe manufacturer s recommendation or appropriate joining standard To maintain fusion pressure during cooling the carriage control valve must be positioned in the right hand direction T...

Page 41: ...ed load over persons 5 Do not leave a suspended load unattended 6 Do not remove or obscure warning labels 7 Read and understand the lifting device operator s manual before use 8 Stay clear of the susp...

Page 42: ...should be checked daily If hydraulic fluid is not visible in the sight gauge fluid must be added between top and bottom of the sight gauge Refer to the Hydraulic Fluids section of this manual for hyd...

Page 43: ...stiff bristled brush Clean Thrust Bearings The thrust bearings located in the clamp knobs must turn freely Wash the clamp knob bearing assembly with a solvent and then lubricate with 30W or lighter oi...

Page 44: ...its insulated heater shroud when not in use and use care when heating the pipe TX00440 3 30 11 Facer The facer should be lubricated annually Facer Blades Blades bolt directly to the blade holder and...

Page 45: ...dicated and quickly tighten the plug Repeat this operation on the opposite cylinder Tilt the machine so the opposite end is higher than the fixed jaw end Move the carriage to the end opposite the fixe...

Page 46: ...ch will flash on and off This indicates that the controller is operating normally If the green indicator is not flashing then the controller may not be operating properly If this occurs disconnect pow...

Page 47: ...level Machine is free of hydraulic leaks Hydraulic gauges reads correctly Hydraulic hoses are in good condition Jaws are properly aligned Facer pivot operates smoothly Facer operates smoothly Face off...

Page 48: ...PS SDR 11 O D 8 625 inch DRAG as measured in PSI for this example use 30 PSI Recommended IFP 75 PSI Using a Model 28 High Force Fusion Unit O D 8 625 t 0 784 SDR 11 TEPA 4 71 From Table O D t t IFP GA...

Page 49: ...this example 30 PSI for Saddle Fusion must calculate for other IFP s also Using 28 Combination Unit and calculating the fusion pressure O D t x t x x IFP TEPA 7 36 1 10 x 1 10 x 3 14 x 30 4 71 648 66...

Page 50: ...80 F over the ambient temperature depending on the pressure setting age of the pump wind etc Mobil Univis N46 hydraulic fluid is installed at our factory The advantage of this fluid is a wider temper...

Page 51: ...90 lbs 177 kg Filtration 10 micron absolute Reservoir capacity 10 gallons 37 liters Hydraulic fluid see Hydraulic Fluid Section Specifications 41 1036mm 32 5 826mm 46 5 1182mm 1 5 40mm CD00690 3 18 05...

Page 52: ...34 58 15 4 26 62 28 1 24 44 10 9 19 9 255 116 44 19 9 21 42 9 5 19 27 686 33 39 838 43 84 1092 991 28 711 38 1 29 737 29 737 29 737 257 1750 117 44 19 9 21 42 9 5 19 Heater with Bag Carriage weights...

Page 53: ...t continuous 24 hours day Allowable Voltage Dip 20 Allowable Frequency Dip 5 Starting Load Application Simultaneous turn on of both motor and heater Running Load Motor continuous heater cycling on and...

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Page 55: ...his manual is waterproof tear resistant grease resistant abrasion resistant and the bonding quality of the printing ensures a readable durable product The material does not contain any cellulose based...

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