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MOTOR PROTECTION
SYSTEM
Motor Protector
This vacuum cleaner has a motor protector
by-pass valve which automatically opens to
provide cooling air to the vacuum cleaner
motor when a clog prevents the normal
flow of air to the motor. The by-pass valve
opens to prevent motor overheating and
possible damage to the vacuum cleaner.
You will notice a change of sound as air
rushes through the valve opening.
Check for and remove clogs, replace
bag if necessary. See page 19, CLOG
REMOVAL section. Also check and
replace any clogged filters.
NOTE: The motor
protector may open
when using
attachments or
when cleaning new
carpet due to
reduced airflow
caused by the
attachments
themselves or by
Motor Protector
(Behind Hose)
new carpet lint filling
the dust bag quickly.
Note: Do not block motor protector.
Check for and remove clogs, replace
bag if necessary. See page 19, CLOG
REMOVAL section. Also check and
replace any clogged filters.
Thermal Protector
This vacuum cleaner has a thermal
protector, which automatically trips to
protect the vacuum cleaner from
overheating, if a clog prevents the normal
flow of air to the motor, the thermal
protector turns the motor off automatically.
This allows the motor to cool in order to
prevent possible damage to the vacuum
cleaner.
To correct problem: Turn the vacuum
cleaner off and unplug the power cord from
the outlet to allow the vacuum cleaner to
cool and the thermal protector to reset.
Check for and remove clogs, replace
bag if necessary. See page 19, CLOG
REMOVAL section. Also check and
replace any clogged filters. Wait
approximately 40-50 minutes before
restarting vacuum cleaner.
12
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