PANASONIC MC-V5504-00
Manual de Servicio

MC-V5504-00

3.9.
3.9.1.

Carbon Brush Replacement
Removal

1. After removing the motor, see MOTOR REPLACEMENT, make sure that you have properly indentified it.

2. Remove the amp terminals located on each brush end. Replace the brush assembly which should include the brush holder. Reinstall the amp terminals onto the new brush assembly. Complete brush change on one side before starting on the other side. NOTE: Do not drop screws into the motor. 3. There are two (2) brushes located on the motor as identified. A phillips head screwdriver will be required to remove the four (4) screws that hold the brush holder onto the motor.

2. The fan case has three (3) crimped sections on it to hold the case onto the motor. These will have to be straightened by using a pair of needle nose pliers and by tapping out on the crimp area with a flat blade screwdriver. Be sure and straighten all three (3) crimped area. Remove the fan case from the motor unit. 3. Tools required to remove the fan from the shaft will be a 1/8 - inch Allen wrench, a 1/2 -inch offset box wrench, torque wrench, and a hammer. NOTE: Be careful when handling the sheet metal parts as there could be sharp edges. Do not scratch or bend the motor shaft. Scratches will cause belt breakage during operation.

NOTE: When inserting the brush assembly, be sure that the TAB on the bottom of the brush holder is positioned in the trough as shown.

3.9.2.

Installation

1. Replace the brush holder bracket with two (2) Phillips screws on each side of the motor. 2. As a final check to assure proper installation of brushes, measure across the brushes for the approximate dimension as shown.

4. Place the 1/2 - inch box wrench over the 1/2 -inch hex nut that holds the fan onto the motor shaft. While holding the wrench on the nut, place the 1/8 -inch Allen wrench into the end of the motor shaft and loosen the nut while holding the Allen wrench still. The nut will have to be turned clockwise as it is a left-hand thread. After removing the nut, remove the fan. There is a spacer left on the motor that is not required to be removed. If spacer is removed, reassemble per exploded view.

3.10. Motor Fan
3.10.1. Removal
1. Mark the position of the fan case�s location on the motor with a pencil, or score it with a sharp object before disassembly. This will aid you in reassembling the fan case.

3.10.2. Installation
1. Place the new fan onto the motor shaft, making sure that the spacer is still on the motor. The large diameter hole, approximately 1 1/8-inch, will be on the top of the fan as you install it. 2. Install the flat washer with the burr side of the washer facing away from the fan. Screw the nut onto the motor shaft, 15