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	Joy 17 R U Under Cutter (Spider No.2)
	Contact:  Palmer.Melvin@dol.gov

Home   1. Changing Cutter Bits   Raise and level cutter bar che...    Lower rear stab jack   Turn off hydraulic motor   Lock and tag out main disconne...    Gather required PPE   Obtain the bit wrench and bits...    Proceed to the cutter bar   Don full face shield   Place bit wrench into notch of...    Pry bit from chain   Repeat the above two steps unt...    Place new bits into hole and d...    Repeat the previous step until...    Gather worn bits and place in ...    Remove lock and tag    Energize machine by lifting bo...    2. Cutter Operation   Tram cutter into designated ro...    Sump cutter into face   Cutting the Face   Tramming out of the face   3. End of shift activities   Remove used cutter bits from c...    Leave job site approximately 4...    Communicate with supervisor an...    Leave lunch room approximately...    Travel to 900 foot level produ...    Wait until supervisor calls th...    Enter the air-lock    Close air-lock doors   Open inside air-lock door and ...    Close air lock after last pers...    Assure the man cage is spotted   Assure horn is sounded prior t...    Open man cage door   Enter man cage   Close shaft gate   Close man cage door   Ride man cage to surface after...    Assure that the horn is sounde...    Open the man cage door   Open shaft gate   Exit man cage   Close man cage door   Close the shaft gate   Release the man cage   Walk to the change room   Punch out time clock   Save mine light and place on c...    Tag out   Replace PPE in personal locker   Walk to vehicle    4. Mining cycle preparation   Marking grade line   Drill pattern lay out

Joy 17 R U Under Cutter (Spider No.2) 1. Changing Cutter Bits Raise and level cutter bar chest high Never position yourself under a raise component Lower rear stab jack Push stab jack lever down to lower stab jack Turn off hydraulic motor Push red button labeled pump stop Lock and tag out main disconnect using dual lock out procedure Gather required PPE Gloves and Full face shield Obtain the bit wrench and bits from tool area located on the right hand side of the cutter Proceed to the cutter bar Don full face shield Place bit wrench into notch of bit Pry bit from chain Repeat the above two steps until all worn bits are removed Place new bits into hole and drive into place using the striking side of the bit wrench Repeat the previous step until all bits are replaced Gather worn bits and place in bucket and return to storeroom at end of shift Remove lock and tag Energize machine by lifting both disconnect handles in a raise position Notify supervisor if there are five or more bits broken or no more than two in a row that is broken 2. Cutter Operation Tram cutter into designated room Start hydraulic motor by pushing the green pump start button Raise cutter and bar off floor by lifting boom lift control lever Raise the stab jack by lifting the stab jack control lever Release brakes by lifting the brake control lever Push down on the left and right fast tram control levers Obtain assistance to assist in the tramming of the cutter Maintain visual contact with the assistant to watch for signal that additional cable need to3 be dropped Cap lamp signal will be used to notify operator Assure traffic cones are being distributed to mark the cable Cones are located on rear of cutter Steer cutter using the steering control lever To steer to the left push control lever down and to steer to the right pull control lever up Tram cutter toward right side of room aligning left front tram wheel with #4 line stopping when bar is six inches from face Sump cutter into face Swing boom to right aligning head between #5 and #6 lines by lifting the boom swing control lever Swing bar to the right aligning tip of bar with #7 line by lifting bar swing lever Level cutting bar by placing hand held level on center of bar Note reading of level on bar for comparison to level reading on head Place level on the head and shim level on head to match the bar Level the boom roll by placing the level across cutting head and adjusting with boom roll control lever Select forward on the cutter motor directional switch Push green start button to start cutting motor Turn water on by opening ball valve Valve located on left hand side of seat below control levers Tram into face using fast tram levers Adjust tram feed into face slowly by feathering the fast tram levers Entering the face to quickly could cause mechanical damage to the cutter Continue process of tramming into face until dove tail is two feet from contacting face surface Cutting the Face Start bottom and top bug duster by pushing down on the bottom and top bug duster control levers Lower rear stab jack by pushing down on the stab jack control lever Start cutting by pushing and holding down on the bar swing lever until bar is sightly left of center of cutting head Use the boom swing lever by pushing and holding down on the lever, swing the boom to the left until set up is complete Swing until boom will not travel any further Assure cable is clear of cutter before repositioning cutter Raise rear stab jack by lifting stab jack control lever Back cutter up approximately six inches by lifting the fast tram control lever Failure to back up could cause the chain slow down or stop Turn off bug duster Lower boom onto floor until front tires are off the floor approximately six inches by pushing down on the boom lift control lever Raise boom swing control lever up moving the front of the cutter to the left until it stops Raise the bug duster off the floor by lifting boom lift lever Swing boom back to the left stopping at existing cut Raise the boom lift control lever until the back of the cutter is off the floor approximately six inches Swing the rear of cutter to the left by pushing down on the boom swing lever Lower the boom lift raising the front tires off the floor Raise boom swing control lever up moving the front of the cutter to the left until it stops Raise the head until boom moves freely Restart bug dusters Lower the rear stab jack Follow above steps until face is completely cut Tramming out of the face Obtain assistance to help with cable Plan route of travel with assistance Raise rear stab jack Turn bug dusters off Slowly back out of face using the fast tram levers by lifting up on the tram control levers Raise bar by lifting boom lift lever approximately chest height off of floor once clear of face Roll boom ninety degrees by pushing boom roll control lever down. This will remove excess salt off of bar Roll boom back to level position once excess salt is clear of bar Continue to let chain rotate and water run during this process until chain is washed Turn off the water by closing ball valve Turn off cutting motor by pushing red button Place selector switch in the middle Back away from face by steering to center of room lifting up on fast tram levers until desired distance is traveled Approximately 45 feet from face Maintain visual contact with assistant and cable proceed to tram out of face by pushing down on the fast tram levers while steering in a forward direction Tram cutter to safe distance away from face A safe distance is four hundred feet and park between pillars Lower head to floor by pushing boom lift lever down until head contact floor Lower stab jack Turn hydraulic pump drive off by pushing the red pump stop button Mark cable and bar with traffic cone Traffic cone are located on rear of cutter 3. End of shift activities Remove used cutter bits from cutter and return to store room Leave job site approximately 45 minutes prior to end of shift and travel to lunch room Communicate with supervisor and turn in pre-shift and work place inspection reports Communicate to supervisor the cutting process that was completed Leave lunch room approximately 30 minutes prior to end of shift Travel to 900 foot level production shaft Wait until supervisor calls the man cage (approximately 2-3 minutes) Enter the air-lock Close air-lock doors Open inside air-lock door and exit Close air lock after last person has exited the air-lock Assure the man cage is spotted Assure horn is sounded prior to opening shaft gate Open man cage door Enter man cage Close shaft gate Close man cage door Ride man cage to surface after signal is given to the hoist operator Assure that the horn is sounded prior to man cage door Open the man cage door Open shaft gate Exit man cage Close man cage door Close the shaft gate Release the man cage Walk to the change room Punch out time clock Save mine light and place on charge Tag out Replace PPE in personal locker Walk to vehicle 4. Mining cycle preparation Marking grade line Locate existing grade line on rib Grade line can be identified by a red line mark on ribs approximately five feet above floor Obtain tri-pod, laser level and red spray paint from tool storage area on cutter Set up tri-pod in center of room approximately forty feet from face Install laser on tri-pod by threading laser onto collar of tri-pod Level laser by adjusting thumb screws until bubble is centered Turn laser on Adjust laser to the established grade line by adjusting tri-pod To adjust laser up turn elevation adjustment handle to desired height To adjust laser down shorten the legs of the tri-pod and re-level laser Locate the laser line on the face Advance grade line from rib to rib using red spray paint Beware of slip, trip and fall hazards from loose rock salt Turn off laser Remove laser from tri-pod and return to laser case Return laser,tri-pod, and paint to tool storage area Drill pattern lay out Obtain tool Paint Measuring tape Locate center of face Walk to estimated center of face Turn around and line up with center poles Center poles are located in roof of nearest intersection Mark center of face with vertical line seven feet above floor Indicate center of room by marking CL on center of face Refer to drill pattern diagram for reference Mark face according to drill pattern diagram once center line has been established

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