Hitecsa EQPL-B 4360 Manual Del Operador página 80

II.9.1.4 Commissioning
Activate the magnet circuit breaker switches on the compressor
power supply
Simulate an empty start in order to ensure that the power
contactors have been inserted correctly
Are the power contactors inserted correctly?
Disconnect the power from the auxiliary supply again
Activate the magnet circuit breaker switches on the compressor
power supply
Power the auxiliary circuit
Start the machine using the control panel
(ON/OFF key).
Select the functioning mode (MODE key).
Check the correct rotation of the pumps and fans, the flow rates
and the operation of the heat exchanger sensors.
Start-up procedure completed!
II.9.1.5 Checks to be made while the machine is running
Intervention test: use
the water gate valves to
reduce the flow to the
evaporator.
START
t
t
t
t YES
t
t
t
t
t
t
START
Ask all unauthorised personnel to leave the area
t
Is the water differential pressure switch activated
€
correctly?
t
Is the working pressure reading correct?
t
If you take the pressure on the high pressure side
to approx. 8 bar, are there gas leaks of >3
grams/year?
Does the unit display feature any alarms?
Start-up procedure completed!
€ €
NO
€
€ €
NO
t
YES
YES
YES
t NO
t NO
81
SECTION II :: INSTALLATION AND MAINTENANCE
Check and replace the component if necessary
All ON/OFF operations must be carried out
EXCLUSIVELY using the ON/OFF key on the control
panel.
Check and replace the component if necessary
Check and/or replace the
€ €
NO
component
Stop the unit and check the cause of
€ €
NO
this anomaly
Stop the unit and check the cause of
€ €
YES
the leak (according to EN 378-2).
Check the cause of the alarm.
€ €
YES
See alarm table