ESPEC Platinous ESL Series, User Manual

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Platinous User’s Manual
89
Troubleshooting
Displayed Alarm
Code/Channel
Code (option)
Trouble Cause Remedial Action
ABS.HIGH
LIMIT : TEMP.
(2)
The temperature inside
the chamber has risen
above the absolute high
limit. The chamber has
been stopped Either specimens
inside the chamber
are generating heat
or the absolute high
limit is set too low. Turn control power OFF from
the POWER key. Then,
remove the heat-generating
specimens and/or set the
absolute high limit about 15°C
higher than the target
temperature. Resume
testing. If the same alarm
occurs again, call for service.
ABS.LOW
LIMIT: TEMP.
(3)
The temperature inside
the chamber has dropped
below the absolute low
limit. The chamber has
been stopped. Possible causes
include infiltrating of
outside air, excessive
cooling, the effects of
cooling sources
inside the chamber,
and the absolute low
limit being set too
high. Turn control power OFF from
the POWER key and check
the chamber door and cable
ports. If the refrigerator is on
manual control, correct the
capacity setting. If cooling
sources are overcooling the
chamber, reduce their
number. Also, correct the
absolute low limit setting as
necessary. Then, resume
testing. If the same alarm
occurs again, call for service.
OVERHEATING
(6)
The temperature inside
the chamber has risen
above the overheat
protector setting
(instrumentation panel).
The chamber has been
stopped. Either specimens
inside the chamber
are generating heat
or the overheat
protector is set too
low. Turn control power OFF from
the POWER key. Then,
remove the heat-generating
specimens and/or correct the
overheat protector setting.
Resume testing. If the same
alarm occurs again, it is
possible the thermal fuse has
blown. Call for service.