Specifications

149
Unit operates
intermittently.
1. Loose connections.
2. Intermittent switch
operation (that is it
turns one time and
refuses to operate
the next time)
1. If you find any such loose
connection, reconnect them.
Replace the temperature control
or thermostat if all connections
are tight and intermittent cycling
continues.
2. The easiest way to clean the
swithc is to spary a cleaning liquid
into the switch, work the switch
several time, then recheck the
switch. If it sill does nor work
properly, replace it.
Unit gives no heat at
any position, but
motor runs.
1. Leads of heater
open.
2. Open in heater
circuit.
1. Check the heater leads for porper
connections.
2. Check the heater contacts on
thermostat for contamination.
Check the fuse link and heater
element continuity. The
thermostat mut be in closed
position before a continuity check
can be made. Allow the hair dryer
to cool so that the contact could
be closed.
Motor does not run
but heater operates.
1. Defective switch.
2. Bent impeller/fan.
3. Defective
thermostat.
4. Open circuited
windings.
5. Improper
connections.
1. Change the switch.
2. Check the beaing and fan/
impeller for bent. Lubricate the
bearings, if required, with very
small of light oil.
3. Check the thermostat for proper
cut off. Also check the thermostat
or termperature contro for
continuity.
4. Solder the joints of the open
circuted winding. If it is not
possible, rewind.
5. See that the connections are
proper as per the connection
diagram.
Appliance is noisy. 1. Improper mounting
2. Improper fitting of
impeller
3. Warped impeller/
fan blade
4. Loose parts in
blower
compartment.
1. Check the tightness of the motor
mounting.
2. Check and fit the impeller on the
shaft in proper position.
3. Check for a warped impeller or fan
blade. If faulty, repace it.
4. Re-fastern them.