BI000236-00
Rev. 11 Rev.
9/10/90 9/10/90 9/17/90 9/17/90
) SETTING TRAM TRAM CLEANUP CLEANUP AND AND SUMP SUMP SPEEDS SPEEDS USING USING EIMCO EIMCO CURRENT CURRENT GENERATOR GENERATOR SETTING
CAUTION: Before tram speeds, the miner miner CAUTION: Before setting setting any any tram speeds, the must be be raised raised from from ground ground or or wire wire numbers numbers must 41 and and 51 51 must must be be removed removed from from the the tram tram 41 interface box. box. This miner interface This will will prevent prevent the the miner from tramming. tramming. When any test test from When connecting connecting any equipment,,be sure sure power power is is OFF. OFF. equipment"be
--SETTING SETTING LEFT LEFT TRAM TRAM CLEANUP CLEANUP SPEED SPEED AND AND SUMP SUMP SPEED SPEED 1. 1. Move Move the the current current generator generator power power switch switch to to the the ON ON position. position. 2. 2. 110ve Move the the left left tram tram joystick joystick from from aa neutral neutral position position to to the the full full ON ON posi ti on. A YOM readi ng of 2.5 V DC shou 1 d be present at termi na 1 41. position. A VOM reading of 2.5 V DC should be present at terminal 41. .
3. ly 1/2 3. App Apply 1/2 amps amps terminal terminal 41 41 to to
at Th i s will wi 11 cause cause the the 2.5 2.5 V at 196 196 and and 197. 197. This V DC DC at at reduce to 1.25 V DC (cleanup). reduce to 1.25 V DC (cleanup).
This will will reduce reduce the the 1.25 1.25 V 4. 4. Apply Apply 2.5 2.5 to to 4.5 4.5 amps amps to to 196 196 and and 197. 197. This V DC DC at terminal 41 to .55 V DC (sump). at terminal 41 to .55 V DC (sump). CONNECTING CURRENT CURRENT GENERATOR GENERATOR --CONNECTING 1. Connect Connect aa 120 120 V V AC AC power power source to the the 1. source to This can be tapped at terminal numbers This can be tapped at terminal numbers interface box box terminal terminal strip. strip. interface
current generator 3-prong 3-prong plug. plug. current generator 14 and 79 located on the tram 14 and 79 located on the tram
2. Remove Remove wire wire numbers 2. numbers 196 196 and and 197 197 from from the the tram tram interface interface box box terminal terminal strip. strip. 3. Connect the the current current generator generator 2-prong 3. Connect 2-prong plug plug to to the the tram tram interface interface box, box, numbers 196 and 197. numbers 196 and 197. 4. OFF position 4. Be Be sure sure power power switch switch is is in in the the QEE position and and the the adjustable adjustable dial dial is is set at ZERO. set at ZERO. - CONNECTING CONNECTING VOLT-OHM VOLT-OHM METER METER TO TO TRAM TRAM INTERFACE INTERFACE BOX BOX (USE (USE DIGITAL DIGITAL METER METER ONLY) ONLY) The right tram tram voltages voltages must must be be adjusted adjusted separately. separately. Left The left left and and right Left and and right tram reference voltages must be matched. right tram reference voltages must be matched. - To To check check left left tram tram reference reference voltage, voltage, connect connect VOM YOM to to terminals terminals 41 41 and and D42 (common) on interface box. D42 (common) on interface box. - To check right tram reference voltage, connect VOM to terminals 51 and - To check right tram reference voltage, connect YOM to terminals 51 and D52 D52 (common) (common) on on interface interface box. box. - SETTING SETTING TRAM TRAM SPEEDS SPEEDS Before Before setting setting the the cleanup cleanup and and sump sump tram tram reference reference voltages, voltages, make make sure sure the the maximum high tram speed reference voltage is set correctly at 2.5 V maximum high tram speed reference voltage is set correctly at 2.5 VDC DC with with output 350 VVDC DC at at each each tram tram motor. motor. Observe Observe the the above above output armature armature voltage voltage at at 350 cautions before applying power to the machine. The pump motor must be cautions before applying power to the machine. The pump motor must be running running for for all all tests tests made. made.
5. adjustable dial zero and and turn turn power power switch switch to to 5. Return Return generator generator adjustable dial to to zero OFF OFF position. position. TRAM CLEANUP CLEANUP SPEED - SETTING SETTING RIGHT RIGHT TRAM SPEED AND AND SUMP SUMP SPEED SPEED 1. current generator generator power power switch switch to to the the ON ON position. position. 1. Move Move the the current 2. 110ve right tram tram joystick joystick from from aa neutral neutral position position to to the the full full ON ON 2. Move the the right position. A YOM reading of 2.5 V DC should be present at terminal 51. position. A VOM reading of 2.5 V DC should be present at terminal 51. 3. Apply Apply 1/2 1/2 amps amps at at 196 196 and This will will cause cause the the 2.5 2.5 VVDC DC at at 3. and 197. 197. This 51 to reduce to 1.25 V DC (cleanup). terminal terminal 51 to reduce to 1.25 V DC (cleanup). Apply 2.5 2.5 to to 4.5 4.5 amps amps to to 196 196 and This will will reduce reduce the the 1.25 1.25 VVDC DC 4. Apply 4. and 197. 197. This at terminal 51 to .55 V DC (sump). at terminal 51 to .55 V DC (sump). 5. Return Return generator generator adjustable adjustable dial dial to to zero zero and and turn turn power power "switch to OFF OFF 5. switch to position. position. The voltage voltage settings setti ngs for for cleanup cl eanup and and sump sump are are factory factory settings. setti ngs. ,These These The voltage settings can be adjusted to suit mining conditions. IfCthe voltage settings can be adjusted to suit mining conditions. IfAhe need to to readjust readjust the the voltage voltage is is necessary, necessary, trim trim pots pots are are located located inside inside need tram interface box. the the tram interface box. NOTE: IfIfthe theminer minerdoes doesnot nottrack trackproperly properlyafter afterreference reference voltages voltages NOTE: do not readjust the voltages. Look for excessive are adjusted, are adjusted, do not readjust the voltages. Look for excessive crawl er, bi ndi ng in the tracti on dri ve trai n, looseness of a looseness of a crawler, binding in the traction drive train, missing bit holders, or bits on the cutterhead. missing bit holders, or bits on the cutterhead.
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