3
CHANGING THE SETTINGS
GENERA
L
The three important factors for a heatsealing process are time,
temperature and pressure. The correct settings for each J&A product
are given on pages 6 & 7.
Each of the three settings may be changed on the 3030 as below.
Generally, the left (
3
) and the right (
4
) buttons
move the display from one parameter to the next.
The Up (
5
) and Down (
6
) buttons increase
and decrease respectively the displayed setting .
TIME
Press the (
4
) button until the time screen is displayed (shown below).
Press (
5
) or (
6
) until the desired dwell period (in seconds) is shown.
When heatsealing, the count down display counts down from the dwell
time to zero at which time the buzzer sounds and the display reads
“FINISHED RAISE HEAD”.
TEMPERATURE
Press (
4
) until the temperature screen is displayed (appears as below).
Press (
5
) or (
6
) until the desired temperature (in Celsius) is displayed.
PRESSURE
CARE
BOTH TOP AND BOTTOM HEAT PLATES
BECOME HOT DURING OPERATION
To increase the pressure between the heat plates rotate the bottom plate
anti-clockwise. To decrease the pressure, rotate the bottom plate clockwise.
COUNTER
The count registers the number of cycles completed and may be reset to
zero as follows: Press the (
4
) button until the following screen appears:
NB The cursor is at the left of the digits.
Now press the (
65
) buttons together.
WARNING MESSAGES
WAIT NOT
WITHIN BAND
Machine temperature is more than
+/- 5˚C outside of set temperature
Raise head and wait until
light turns green.
DISPLAY READS
THIS MEANS
ACTION TO TAKE
Probe is broken or become
detached from earth connection
Return machine
to J&A for repair
OVER TEMPERATURE
Temperature reading from head
is in excess of 250˚C
Switch off. Allow to cool
NB - if the displayed temp is more than
15˚C above set temp - there is probably
a fault - switch off & return 3030 to J&A
BROKEN PROBE
COUNT DOWN nnnS
DWELL TIME nnnS
HEAD Temp = nnnC
TARGET = nnnC
Representation
of display screen
Representation
of display screen
COUNT nnnn
PASSWORD >0000
Representation
of display screen
