BD/ED/FD (E2) Service Manual
State: 01/2002 Created: 06/2002 / Jochen Tussinger
9
3.3 FD Chamber
Fault Description Fault Cause
Not possible to reach the
temperature within the specification
time
• The door doesn’t close completely.
• The fan doesn’t work
• The door sealing is broken or damaged
• The controller need a calibration
The chamber heats over the
temperature setting
• The solid state relay could be defect
• The controller could be defect
• The PT100 could be defect
• The controller need a calibration
The chamber doesn’t heat any time,
the indicator light doesn’t lights up
• The safety device has switched off the chamber
• Timer off
• The controller is defect
The chamber doesn’t heat any time,
the indicator light lights up
• The solid state relay is defect
• The Heating element(s) is/are defect
The glass door of the chamber
doesn’t close.
• The plastic catcher is defect
The chamber doesn’t do anything • Check if the power supply cable is connected to the mains
• Check if the mains has 115V or 230V voltage
The chamber doesn’t do anything,
only the green LED lights
• The chamber is in Stand-by mode
No data transfer to and from the
APT-Com possible. The installation is
correctly. (At FD with Interface)
• Wrong chamber address is set at the controller
3.4 APT-COM at BD, ED and FD
Fault Description Fault Cause
No Function
• Connection is wrong, check the connection like described in
Chapter 5 APT-COM Connection
• Address in the controller is wrong
• Controller is in Stand-By mode
No data transfer to and from the
APT-Com possible. The installation is
correctly.
• Wrong chamber address is set at the controller
• The connection cable is broken/defect
• The Switch at the converter is set to DCE (correct = DTE)
• The converter doesn’t get the needed current
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