Product

• Kodak ThermoFlex Narrow
• ThermoFlex Narrow Hybrid

Background

The drum motor may need replacing if any of the following symptoms occur:

• Drum motor makes excessive noise
• Drum rotates in the wrong direction
• Drum shows acceleration problems

Requirements

The drum motor replacement procedure requires special tools that were supplied to each CSC for this purpose.

Procedure

Parts and tools

Removing the drum motor

1. Disconnect any connectors from the motor and from the connectors bracket, and then disconnect the connectors bracket.
   
2. Use the drum holder assembly to hold the drum, as shown.
   
3. Remove the vacuum swivel from the shaft, as shown.
   
4. Remove the drum motor nut:
1. Insert the drum motor nut key jig into the drum motor nut.
   
2. On the other side of the drum, Use the drum holder assembly to secure the drum (as shown in step 2).
3. Insert the torque wrench into the drum motor nut jig and remove the drum motor nut.
   Note: You may need to use some force, due to the possiblity of Loctite residue.
   
5. Remove the bolts that secure the drum motor, and then pull the motor out.

Reinstalling the drum motor.

1. Insert the new motor, apply Loctite to the bolts, and then tighten the torque bolts to 140 kg/cm (122 lb./in).
2. Remove the film around the motor rotor.
   
3. Apply Loctite to the drum motor nut, and then tighten the nut to a torque of 1000 kg/cm (870 lb./in.).
4. Reconnect the vacuum swivel, applying Teflon tape to prevent vacuum leakage.
5. Reconnect all the motor connectors.

Test

Activate the drum motor at varying speeds and verify that it rotates smoothly and quietly.

Technical contact(s)

Content owner: Viki Arviv
See the Escalation page for escalation contacts.

Date submitted

25 Jul 2006