Convotherm OEB Series Service Handbook page 269

Mini-world service manual
Check:
If the green LED 44 on the back of the operating module is lit or flashing, it is
working correctly (module self test).
LED 44
Instructions - disassembling operating module:
Disassemble the upper cover (see
service instructions "6.4
Disassembling and assembling
housing parts").
Lay the upper cover turned on its
head on something soft (to prevent
scratches).
Unscrew the 9 pole plug on the back
of the operating module and unplug
it.
Pull the selector dial 1 from the
rocker.
Undo the 9 nuts with a SW 5.5
socket spanner.
Remove the operating module from
the fixing pins by pulling it
backwards evenly and in a straight
line.
Caution: Do not lose the spacers and the fibre optics around the buttons and
do not damage the vacuum tube at the edge of the display
defective.
Instructions: Assembling operating module
Insert the operating module onto the
fixing pins evenly and in a straight
line.
Caution: Make sure that all spacers
are present and the fibre optics
engage into the circuit segments
evenly and in a straight line.
Screw on the 9 nuts with a SW 5.5
socket spanner and tighten them.
Re-insert the 9 pole plug on the
back of the operating module and
screw it down.
Push the selector dial onto the
rocker again.
Caution: When doing so, hold the
spring knob on the back.
KD / 31.03.2009
see 6.1.4 Position of the LEDs on the controllers.
6_01d_Steuerelektronik demontieren und montieren_Mini_b_EN.doc
9 x
1
Display
9 x
Page 2 / 8