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TROUBLESHOOTING
SYMPTOM
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
Turn off main power before any inspections
are conducted.
Table 4
SOURCE OF
TROUBLE/PROBLEM
Conduct investigation with
main power "OFF".
0
Control power supply is low.
0
0
Incorrect control voltage.
Defective control circuit.
Bad connection and/or loose
0
connection.
Bad control switch contact.
Incorrect terminal
0
connection.
0
Blown power supply fuse(s).
Disconnected coil.
0
Faulty drive unit.
0
0
Defective latch mechanism.
0
Mechanism jammed.
Incorrect auxiliary
adjustment.
Bad auxiliary contact.
MAINTENANCE
SOLUTION
If inspection and/or
countermeasure is difficult,
inform Toshiba immediately.
Lower the voltage drop to
increase the voltage to 90%
or more of the rating.
Apply proper rating.
Check connection diagram.
Make proper connection.
Clean or replace device.
Connect correctly.
Remove cause of fault and
replace fuse(s).
Survey cause and reconnect
coil.
Replace drive unit.
Excite closing coil and check
latch hook.
Lubricate corresponding
portion.
Adjust delayed N.C. contact
gap to 2.5mm +/- 0.3mm when
connected.
Clean or replace auxiliary
contact block.