IOM BASIC CLIMATIC CONTROLLER - Page 7
FUNCTION
UNIT COMMISSIONING
When all the instructions in the Operating, Service and
Installation Manual have been carried out, the unit can
be commissioned as follows:
POWER SUPPLY TO THE UNIT
- Set the general cut-off switch to ON (if included), when
the unit gets under power supply the display will lights
up.
TURN ON/OFF THE UNIT.
- Pressing
button during more than two seconds ,
lets you turn on or OFF the unit. The display will show
the inlet water temperature or an alarm indication, if
E 00 shows, indicates that the unit has been turn off by
the
remote, located between
93
and
94
terminal
at the electrical box, If the unit does not incorporate
this switch, verify that a link is between these terminals,
and the leds on the display will lit (see alarm section).
To turn off the unit press button
during more than
2 seconds, before disconnect power supply, wait until
water pump stops.
SELECTING THE UNIT'S OPERATING MODE
The operating mode is always indicated on the display
by leds. Pressing the
button repeatedly you can
change the unit operating mode, and select the required
one :
COOL :
The unit is working in cooling mode, the LED
will lights up in the display
STAND BY :
The unit is working in stand-by, none LED
will lights up.
Once cool have been selected water pump will turn
on. If cool is the unit's operating mode selected and
the inlet water temperature exceeds the cooling the
set point, there will be a demand for the compressor to
start, then the compressor LED start blinking, which
indicates that the compressor starts, is delayed
because of anticycle protection, after of this,
compressor start and LED gets set.
NOTE :
When unit is not going to be operating during
long periods of time do not turn off power supply or
antifreeze protection may be isolated.
SELECTING THE UNIT'S OPERATING MODE
To modify the set point of the unit follow the steps:
Press the buttons
and
simultaneously and
release within two seconds, the display will
show up
Press the buttons
and
again, the display will
show up
(cooling set point)
Pressing the buttons
and
,the display will show
up
(heating set point)
Once positioned on the set point which should be
changed
or
Press the buttons
and
simultaneously and
release within two seconds, and the display shows up
the actual set point, and with buttons
or
may
change the set point, between a maximum and a
minimum values.
Once the set point have been changed press
and
simultaneously.
To get to the display value, press
and
simultaneously during more than two seconds, the
display will show up
press again
and
during more than two seconds, and you will be on the
display value.
