Snorkel A38E-sn004500+ - Manual (Page 43)

Maintenance Section
4-13 A38E Work Platform
4.10
Every 500 working hours, or annually
Brushes - Check the wear, the correct seating,
and the regularity of the working
surface.
Springs - They should not be burned or
damaged, and they must apply a
constant and equal pressure on the
brushes.
Commutator - The surface must be clean and
regular without grooving or burning.
Every 1000 working hours, or every two years
Bearings- All the bearings are fitted with a
double shield and lubricated with
high temperature grease.
Check for leaks, vibration and noise.
If necessary replace with bearings
of identical type.
Screws - Check that all nuts, particularly the
cable nuts and screws are tight.
General - Check that foreign bodies or dirt
have not entered the motor.
Check that the ventilation holes are
clean and not obstructed.
Figure 4-11: Traction Motor Maintenance
1. Brush
2. Bolt
3. Spring
4. Brush Box Support
5. Brush Box
6. Inspection/
Ventilation Cover
6
5
4
2
1
3