Perform the procedure under General Function Checks if
incubator is new or hasnʼt been operated for a long period
of time.
General Function Checks
1. Apply power by placing the Power ON/ OFF
switch (Located inside chamber) to I (ON) posi-
tion. The Controller, on front of door, will display
L, then, 88.8 (to test display), then begins read-
ing actual chamber temperature.
2. After 3 seconds, the alarm LED on the controller
should extinguish and the safety relay will close
applying power to the heater, fan, compressor
relay and convenience outlet.
3. Press and hold MENU key, after 3 sec. the dis-
play will indicate CAL. Release and press
MENU again to display Pct, press SET, display
should indicate 100. Press and release MENU
again to indicate Pro, press SET, display should
indicate 00, press and release MENU to return
to normal control mode. Press SET to display
control setpoint, display should read 25.0. If the
control setpoint or any of the other parameters
aren't set correctly, use the
L
or
M
keys while
pressing SET to change the setting.
4. The DELAY LED will be lit for 7 minutes after
power is first applied, the COOL LED will be out
during this delay period. When the DELAY LED
goes out, the COOL LED will light and the com-
pressor relay will close starting the compressor.
5. Allow unit to stabilize for 1 hour at 25°C, to
ensure that all systems are functioning.
Controller Operation
Usually the only controller setting that is necessary to
change is the chamber temperature control setpoint.
Other parameters of the controller may be changed by
accessing them through the menu key (covered later).
Operation
Note
When power is first applied, if dis-
play indicates S instead of L, a dip-
switch setting on the controller must
be changed. Refer to Replacing
Temp Controller to change dipswitch
setting as required.
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