38 ArcGlide THC Replacement Parts Field Service Bulletin 806560
2 – Replacing ArcGlide parts
428241 – Lifter side shield
To remove the side shield:
1. Loosen t
he 4 screws along each side of the lifter slide.
2. Slide each side shield up so the screws are in the large part of the
keyhole opening.
3. Lift each slide off the screws.
To replace the side shield:
1. Fit
each side shield over the screws on each side of the slide and
align the large part of the keyhole openings with each screw.
2. Slide each shield down so the screws lock in the top of each keyhole
opening.
3. Tighten all the screws 1.13 N·m (10 lb·in.).
428242 – Ohmic wire
Follow the steps in Accessing lifter parts on page 12 to open the front cover of the
motor enclosure. Set aside all screws and other hardware for reuse.
To remove the ohmic wire:
1. Unfasten the 3 screws on the top of the enclosure and set them aside. Remove
the top of the enclosure.
2. Remove all cable connectors from the lifter interface board, except for the
connector for the ohmic contact wire in J5.
3. Remove the bottom panel of the board assembly. This panel has Danger
High-Voltage printed on the bottom side. Use needle-nose pliers to depress
the tabs on the standoffs.
4. Disconnect the ohmic wire from terminal block J5 on the lifter interface board.
5. Cut the cable ties that secure the ohmic wire to the inside of the motor
enclosure and remove the ohmic wire from the motor enclosure.
6. Disconnect the ohmic wire from the torch tip.
Keyhole
openings
Front view Side view
Shield
Ohmic wire
Lifter
motor
Front view of the motor enclosure
J5
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