Section 7. Component Procedures Toyota Orderpicker Model 7BPUE 15 Service Manual
Motors (General) Electrical Components
Set up and rigidly adhere to a strict inspection
2.
Check brush spring tension. See
"
Motor
schedule to obtain the maximum efficiency Brush Spring Tension
"
on page 7
-
37.
from the electrical equipment.
3.
Clean brushes and holders. Wipe the
commutator with a dry, lint
-
free cloth. DO
NOT USE lubricants of any kind on or
around the commutator.
4.
Check brush holders for solid connection
to the mounting support. Tighten the
mounting screws as necessary.
5.
Check the cap screws holding the brush
cross connectors to the brush holder body.
Figure 7
-
45. Drive Motor Brushes, location
Each partial inspection of the motor should
include the following:
1.
Inspect the brushes for wear and for
proper contact with the commutator.
Record the level of wear on the brushes.
This history will give you an indication of
whether a brush should be changed or if it
can wait until the next inspection. Refer to
Page 7
-
37 for acceptable brush length and
Figure 7
-
47. Steer Motor Brushes, location
general motor information.
-
N
O
T
E
:
Overloading a unit is ultimately reflected
6.
Make sure the motor terminals are
in the motor and brush wear; therefore,
secured tightly to the motor frame. Be
you must take this into account when
careful not to strip the threads or crush
considering brush replacement.
the insulating parts. See
"
Terminal Nuts
"
on page
7
-
38.
Figure 7
-
46. lift Motor Brushes, location
7. Check all the cap screws around the frame
for tightness.
8.
Keep the outside frame of the motor clean
and free from dirt. Maintain a free air
passage around the motor to permit heat
radiation.
Replacement
If one brush needs replacement, always replace
the entire set of brushes.
Use only genuine Toyota brushes. Using
another type of brush could damage the
commutator or cause excessive brush wear and
will void your warranty.
00700
-
CL222
-
05,
1
5
March 2005
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