Mathey Dearman MagnaCut XM - Manual (Page 15)

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Warning: The Wheel Mounting Brackets should not be removed from the machine. Removing the Wheel Mounting
Brackets may affect the tracking and may cause the motor to overheat. Disassembly of the Wheel Mounting Brackets from
the machine will void the Warranty.
Warning: The MagnaCut XM should be returned to Mathey Dearman, Inc. for replacement of parts not listed in the Parts
List.
Adjustment of the Play in the Torch Arm Assembly
Step 1: Move Master Switch (N) to the OFF position.
Step 2: Connect the DC Cord with Connector Plug (J) to the DC Connector Receptacle (L).
Step 2: Move the In / Out Switch to make sure it is in the center or STOP position.
Step 3: Connect the AC Power Cord of the Motor Control Box to a 115vac Power Source
Step 4: Move Master Switch (N) to the ON position.
Step5: Move the Torch Arm Directional Control Switch (F) and Torch Arm Speed Control Rheostat (H) as necessary to
test the travel of the Torch Arm.
Step 5: Check and remove for burrs, slag or other debris from the Torch Arm and Torch Arm Rack.
Step 6: If it is determined that there is excessive play in the Torch Arm, use a 1/2-inch wrench to rotate the 5/16-18NC
Hex Nuts (22) at the Torch Arm Stop (20) end clockwise one (1) full turn, as viewed from the top of the
MagnaCut.
Step 7: Insert a 5/32-inch Allen Wrench (provided in the Storage Box) into the 5/16-18 X 1 inch Socket Head Spring
Plunger Screws (23) (located near the Torch Arm Stop) and rotate Socket Head Spring Plunger Screws (2) until
the Gibs (N) located inside the Torch Arm block no longer make contact with the bottom of the Torch Arm.
Adjustment of the Rear Gib nearest Torch Arm Stop (Always adjust first).
Step 8: Rotate both 5/16-18NC X 1/2-inch Socket Head Spring Plunger Screw (23) located at the Torch Arm Stop end
until you feel resistance. (SEE Detail E)
Step9: While holding the 5/16-18NC X 1/2-inch Socket Head Spring Plunger Screw (23) with 5/32-inch Allen Wrench,
tighten the 5/16-18 Hex Nuts (22) with a 1/2" wrench.
Adjustment of the Front Gib nearest Torch Holder
Step 10: Using a 1/2-inch wrench rotate the 5/16-18NC Hex Nuts (22) at the Torch Holder (8) end clockwise one (1) full
turn, as viewed from the top of the MagnaCut.
Step 11: Insert a 5/32-inch Allen Wrench (provided in the Storage Box) into the 5/16-18 X 1-1/4 inch Socket Head Cap
Screws (34) (located near the Torch holder) and rotate Socket Head Cap Screws (34) until the Gibs (N) located
inside the Torch Arm block no longer make contact with the bottom of the Torch Arm.
Step 12: Rotate both 5/16-18NC X 1/2-inch Socket Head Cap Screw (23) until you feel resistance. (SEE Detail E)
Step 13: Move the torch arm in an out while checking the torch Arm Support for up and down movement.
Step 14: Tighten the 5/16-18NC X 1/2-inch Socket Head Cap Screw (23) until up and down movement in minimal.
Step 15: While holding the 5/16-18NC X 1/2-inch Socket Head Spring Plunger Screw (23) with 5/32-inch Allen Wrench,
tighten the 5/16-18 Hex Nuts (22) with a 1/2" wrench.
Removal of the Torch Arm Motor
Step 1: Disconnect the AC Power Cord (K) of the Motor Control Box from the 115vac Power Source.
Step 2: Disconnect the DC Cord with Connector (J) of the Motor Control Box from the DC Connector (L) of the
MagnaCut XM.
Step 3: Remove the Torch Arm Support (9) and the Torch Holder Assembly (8) from the Torch Arm (B).
Step 4: Remove the Flat-Head Allen Screws (11 & 12) from the Cover (10) with the 5/32-inch Allen Wrench provided.
Step 5: Remove the Cover (10) from the top of the Base Unit.
Step 6: Loosen 5/16-18 Hex Nut (22) 1 full turn with a 1/2" wrench