Motor Specifications - Taylor-Dunn B0-T48-48 Taylor Truck T48 Operation Manual

MB-T48-01
11. Measure the undercut depth on the commutator. See Undercut Figure Below.
12. Inspect the brushes for damage and wear.
The brushes must be positioned away
from the commutator as the bearing in
the end cap is pressed into position.
Failure to do so may cause damage to
the motor.
B r u s h S p r i n g C o r r e c t
Position
Motor Specification
1. Motor Field Resistance
2. Motor Armature Resistance
Undercut Figure: The left side shows how to properly cut the mica using a
hacksaw blade. The right side of the figure shows the minimum diameter of the
commutator and the proper mica depth.
NOTE: The undercut depth is .025 inches. If the undercut depth is
less then .025 inches, the mica can be recut to the proper depth.
NOTE: The minimum brush length is 5/8".
13. Reassemble the motor in
reverse order.
14. Install the motor and reconnect
the motor wires.
15. Reconnect the main positive
and negative cables at the
batteries.
16. Remove the blocks from behind
the wheels.
17. Release the park brake and test
drive the vehicle.
Hacksaw blade
Incorrect
Correct
Insulation
Commutator
SECTION 3
Brush Spring Incorrect
Position
.58 Ohms (Ref)
.008 Ohms (Ref)
0.025
Armature
2.75 Min. OD
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