14
15
TEMP
4. MUTE
Press this key for 1 second, to
disable the buzzer and alarm relay.
5. TEMP
Press and hold this key for 1
seconds to display temperatures
for all probes. Use up/down key to
scroll through the various probes
attached. To exit this mode, press
the temp key.
6. PUMP DOWN
Pressing PUMP DOWN for 4
seconds forces a manual pump
Down cycle (If pump down
parameter H1 is active).
7. PRG, SEL, UP & DOWN
Used to enter and navigate in
programming mode.
1. START
Press and hold this key for 4
seconds to bring the controller in
an operative status from the
stand-by status, in which it
normally is after being powered
on except if H2 parameter is set
to AUTOSTART mode.
2. STOP
Press and hold this key for 4
seconds to stop the system and
operate in Stand By mode.
3. CLEAR
Press and hold this key for 4
seconds to reset HP, LP and
antifreeze alarms which have
been set for MANUAL RESET
incase P4 parameter is set to
MANUALRESET mode.
START
00.04
STOP
00.04
MUTE
00.0 I
CLEAR
00.04
Press and hold the ‘START’ key for
4 sec. the unit will change from
standby to working status. Unit can
only be switched on when there are
no errors.
The first device to start is the Water
Pump. Then, as required, Mega
Chill will switch on the compressor
and other devices depending on
the setting.
Pump trip
pump ol
0=auto start off
i=auto start on
4.3 How to Turn ON/OFF the Chiller
WARNING:
The pump functioning has total
priority. If the pump stops due to
any alarm condition, the controller
will be placed in a standby
position.
The unit also turns off and moves to
a standby position when there is an
error status.
NOTE:
It is also possible to enable
the auto start function by
selecting ‘1’ in H2 parameter.
Once selected, the machine
will automatically restart after
a power off condition.
START
00.04
STOP
00.04
Press and hold the ‘STOP’key for 4
sec. to switch the controller into
standby position.
2 COMPRESSOR2 COMPRESSOR
PUMP
DOWN
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Operating Environment
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