Yamato Scientific RE510 Evaporators, Rotary - Manual (Page 24)

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6. Troubleshooting Guide
Problem Solving Chart
Trouble & Countermeasure
Check the following points if trouble occurs. Contact Yamato’s Technical Service Department for further
information.
Trouble Cause Countermeasure
Digital display does not
light up on the controller.
● Power is off
● Disconnection of power cord
● Blown fuse
● Check power source
● Connect the main power cord
● Connect motor power cord
● Exchange fuse(2A)
The flask will not rotate
● Switch of controller is off
● Control knob is at “min”
● Disconnection of motor cable
● Incomplete set-up or fastening
of steam duct cause racing
● Something touching the flask
● Turn on the switch
● Turn the knob up
● Insert into the socket on the
controller
● Fasten the steam duct holder
●remove obstruction
Incomplete vacuum
● Wear and deterioration of
vacuum seal
● Direction of vacuum seal is
wrong
● Cooling condenser nut is
incompletely fastened
● Glass apparatus break
● Incomplete connection of glass
apparatus
● Leak from hose joints
● Exchange of vacuum seal
●Re-set the vacuum seal
● Re-fasten
●Exchange
● Re-set
● Put vacuum grease on
●Check, re-fasten and put vacuum
grease on joints