Maintenance – Cadet CDT7 User Manual

Page 22

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MAINTENANCE

CADET 86038220

4-3

Only qualified maintenance personnel are to perform the
following repairs.

Seul le personnel d'entretien qualifié peut effectuer des
réparations.

VACUUM MOTOR REPLACEMENT

1. Turn off all switches and unplug machine.

2. Remove

recovery

tank.

3. Remove the (2) screws that fasten the solution tank to

the frame, and tilt tank back to expose the inside of the
frame.

4. Locate the vacuum motor wires and disconnect at the

connector. Close the solution tank.

5. Remove the (6) screws holding the vacuum motor cover

(p/n 27809) to the solution tank.

6. Remove the vacuum motor.

7. Reverse process to install vacuum motor.

Important:
These brushes wear quicker as the length shortens due to
increased heat. Spring inside brush housing will damage
motor if brushes are allowed to wear away completely.

Periodically check the length of the carbon brushes. Replace
both carbon brushes when either is less than 3/8" (9.5mm)
long.

3/8 (9.5mm)

Vacuum Motor Carbon Brushes Replacement (Ametek)

Note: When replacing carbon brushes loosen wire terminal
BEFORE removing screws on bracket.

Note:
Place
stop in
groove.

Wire

Terminal

WARNING: The green
ground wire must be
attached for safe operation.
See wiring diagram.
AVERTISSEMENT : Le fil à
la terre vert doit être attaché
pour un fonctionnement en
toute sécurité. Voir le
schéma de câblage.

End Cap

Carbon
Brushes

Wire Terminal

If armature commutator is grooved, extremely pitted or not
concentric, the motor will need to be replaced or sent to a
qualified service center.

Vacuum Motor Carbon Brushes Replacement (Windsor)

End Cap

Carbon
Brushes

If armature commutator is grooved, extremely pitted or not
concentric, the motor will need to be replaced or sent to a
qualified service center.

Important:
These brushes wear quicker as the length shortens due to
increased heat. Spring inside brush housing will damage
motor if brushes are allowed to wear away completely.

Periodically check the length of the carbon brushes. Replace
both carbon brushes when either is less than 3/8" (9.5mm)
long.

3
8

[9.5mm]

WARNING: The green
ground wire must be
attached for safe operation.
See wiring diagram.
AVERTISSEMENT: Le fil à
la terre vert doit être attaché
pour un fonctionnement en
toute sécurité. Voir le
schéma de câblage.

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