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Servicing the Vac Motor
To access the vac motor first remove the solution tank. There are (2) screws which attach the
vac motor mounting bracket to the chassis. Loosen the clamp to remove the hose. To replace
the motor assembly it will be necessary to remove the (3) screws which attach the motor to the
vac motor mounting bracket.
See page 18 for the complete vac motor and mounting equipment parts list.
FINING:
1
The green ground wire
must attach the motor to
the power cord for safe
operation.
I
See
wiring diagram.
I
If armature commutator is not concentric,
extremely pitted, or grooved the motor will
need to be replaced or sent to a qualified
service center to restore vac performance.
Wire Terminal
-
Important:
These brushes wear
quicker as the length
shortens due to in-
creased heat.
Spring inside brush
housing will damage
motor if brushes are
allowed to wear away
completely.
Wire
(actual
size)
Periodically check the length of the
carbon brushes.
Replace both carbon brushes when
either is less than
3/8”
long.
Note:
When replacing carbon vac motor brushes
loosen wire terminal
BEFORE
removing
screws on bracket.
12