Table 5-2 Procedure For Testing The Displays And Keys - Honeywell UDC 3300 Product Manual

Check the displays and
keys
Key error
4/00
Use the procedure in Table 5-2 to run the display and key test.
Table 5-2 Procedure for Testing the Displays and Keys
Press
SET UP
and hold in,
then
FUNCTION
LOOP 1/2
at the same time
Press each key to see if it
works
If no key is pressed for 20 seconds, the test will time out and the controller
will go into control mode.
If any test fails, go to "Controller Failure Symptoms" in Section 9 -
Troubleshooting.
When a key is pressed and the prompt "KEY ERROR" appears in the
lower display, it will be for one of the following reasons:
• parameter is not available,
• not in Set Up mode, press SET UP key first,
• key malfunction, do keyboard test.
UDC 3300 Controller Product Manual
Result
The controller will run a display test. All the displays will
light for 8 seconds, then the displays will look like this:
Upper Display
keys
Lower Display
try all
When the key is pressed, the lower display will indicate the
name of the key pressed.
Key Pressed
FUNCTION LOOP 1/2
LOWER DISPLAY
MANUAL/AUTO
SETPOINT/SELECT
RUN/HOLD
+
FUNCTION+SETUP
Lower Display
FUNCTION
LWR DISP
AUTO MAN
SP SEL
INCRMENT
DECRMENT
RUN HOLD
INCRDECR
FUNC SU
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