EVCO S.p.A.
7.2
Hydraulic pump
7.2.1
Initial information
The functional mode of the hydraulic pump
switched on for thermoregulation in relation t
In the second case, the pump switches off af
by the regulator or switched OFF manually f
pump to be stopped, as for the flow alarm in
on).
7.2.2
Function modes
The hydraulic pump can be set to function in
Continuous
The pump is always in
On-call
The pump is switched
delay (PM01) from
compressor is switche
7.2.3
Antifreeze function
When the temperature of the input or output
switches off when the temperature rises abo
(PM05), as shown below.
EV3 CHIL & EVD CHIL | Installer manu
page 33 of 46
p can be set using parameter Pm03: the pump may be alw
to the functioning of the compressor.
fter a delay of PM02 from when the compressor is switched o
from the remote controller. It will switch off immediately if a
manual re-arm (with the flow alarm active in automatic re-a
two modes.
n ON mode if PM03 = 0
d on at the request of the heat regulator if PM03 = 1. The c
pump switch-on and the pump is switched off with a d
ed off, as shown below:
water is below PM04, the pump is activated automatically if
ove
the value of the antifreeze set-point (PM04), to which m
ual ver. 1.2 | Code 1443DCHILE124
ways kept switched on or be
off every time it is deactivated
an alarm sounds requiring the
arm, the pump stays switched
compressor is activated with a
elay (PM02) from when the
it was switched off. The pump
must be added the hysteresis
