JRC JFS-280, Инструкция по эксплуатации

Страница: 292 / 328

9 Malfunctions and after-sales service 9-4
9
Condition Description of Check Location/Other
C) The thermal relay
activates when it
moves a little (or
does not move).
1 Do the setting values for the thermal relay meet
the standards for the motor? (Rated current on
the motor nameplate)
Precaution) Do not set values larger than the
rated current for the motor. Doing so may burn out
the motor.
2 Are the drive parts (gear) rusted or extremely
bent?
Does the motor rotate by itself (without the gear)?
Does not rotate Replace motor
3 Does the manual handle move? (While ship is
stopped)
Refer to
[Procedure for
Operating the
Manual Handle]
Movement is sluggish Slightly loosen
the gland and try
moving the
manual handle
again.
Does not budge at all You can assume
that the pipe is
bent (accident at
sea).
D) It overruns. 1 Is the motor's brake normal?
(Has it been released?)
Refer to
[Procedure for
Operating the
Manual Handle]
2 Is the limit switch for the upper limit (or lower limit)
operating correctly?
(Is there any swing?)
Adjust the limit
switch