Mathey Dearman MagnaCut XM - Manual (Page 16)

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Step7: Back off Socket Head Set Screws (34) 1 full turn with the 3/16-inch Allen Wrench provided.
Step 8: Label the wires that connect the Torch Arm Motor (14) to the DC Connector Receptacle (L).
Step 9: Disconnect the two quick disconnects between the DC Connector (L) and the Torch Arm Motor (14).
Note: Extreme care should be taken not to damage electrical wire connected to the Torch Arm Drive Motor (14).
Step 10: Support the Torch Arm Block Assembly (6) and remove Socket-Head Allen Screws (7) with a 3/16-inch Allen
Wrench provided.
Step 11: Remove Torch Arm Motor (14) of the Torch Arm Block Assembly (6) from the hole in the Base Unit (19).
Step 12: Remove the two Protective Caps (16) from the front of the Torch Arm Block Assembly (6).
Step 13: Insert a 5/32-inch long Arm Allen Wrench into the hole, where the protective caps (16) were installed, and rotate
the Socket-Head Allen Screws (15) counterclockwise as viewed from the front of the Torch Arm Block.
Step 14: Remove the Torch Arm Motor (14) from the Torch Arm Block Assembly (6).
Step 15: Remove the Torch Arm (B) from the Torch Carriage Block Assembly (6)
Installation of the Torch Arm Motor
Step 1: Insert in the Torch Arm Motor (14) in large cavity of the Torch Arm Block Assembly (6).
Step 2: Align the threaded holes in the Torch Arm Motor (14) with the holes where the Protective Caps (16) were
removed.
Step 3: Insert the Socket-Head Allen Screws (15) into the holes where the Protective Caps (16) were removed.
Step 4: Tighten the Allen Head Cap Screws (15) with the 5/32-inch long Arm Allen Wrench.
Step 5: Install the two (2) Protective Caps (16) into the Torch Arm Block Assembly (8).
Step 6: Connect the two (2) electrical connectors between the DC Connector (L) and the Torch Arm Motor (14).
Step 7: Make sure the Master Switch (N) is in the OFF position.
Step 9: Connect the AC Power Cord (K) of the Motor Control Box to an 115vac Power Source.
Step 10: Connect the DC Cord with Connector (J) of the Motor Control Box to DC Connector (L) of the Base Unit.
Step 11: Rotate the Torch Arm Speed Control Rheostat to the 3 Position.
Step 12: Insert the Torch Arm (B) with Torch Arm Stop (20) into the Torch Arm Block Assembly (6) on the side opposite
the Heat Shield.
Step 13: Move the Torch Arm Directional Switch (f) to the OUT Position and hold in that position.
Step 14: Push the Torch Arm (B) into the Torch Arm Block Assembly (6) until it meets the Gear of the Torch Arm Motor
(14).
Step 15: Follow the procedure "Adjustment of the Play in the Torch Arm Assembly."
Step 16: Turn the Master Switch (N) to the OFF position
Step 17: Disconnect the AC Power Cord (K) of the MagnaCut XM from the 115vac Power Source.
Step 18: Disconnect the DC Cord with connector (J) of the Motor Control Box from the DC Connector (L) of the
MagnaCut XM.
Step 19: Place Cover on top of the MagnaCut XM Body and align countersunk screw holes with the threaded holes in the
top of the body.
Step 20: Install the Flat Head Allen Screws (11 & 12) and tighten with a 5/32-inch Allen Wrench.
Step 21: Install the Torch Arm Support (9) on to the Torch Arm (B).
Step 22: Tighten Setscrew (C) with a 3/16 inch Allen Wrench.
Step 23: Install the Torch Holder Assembly (8) on to the Torch Arm Support (9).
Step 24: The MagnaCut XM is now ready for operation.