VOLTMAX ELECTRIC BOILER Installation and Operation Manual
(
Revised March 2019)
, Page
53.
BOILER START UP
Before operating this boiler, be sure to read and follow these instructions, as well as the
warnings printed in this manual. Failure to do so can result in unsafe operation of the boiler
resulting in property damage, bodily injury, or death. Should you have any problems reading,
following or difficulty in understanding the instructions in this manual, STOP, and get help
from a qualified person.
Do not turn on the boiler unless it is filled with water. Do not turn on the boiler if the cold-water
supply shut-off valve is closed.
After the boiler, has been plumbed and wired, it is
now ready to be set for automatic operation
STARTUP PREPARATION
Remove the lid of the boiler and install the
temperature probe which is hanging outside the
control pannel with a red label indicating the
message “important “.
This sensor is used to provide the outpout water
temperature to the boiler controller. Therefore, it
shall be installed in one of the two immersion
wells indicated below. Insert in the immersion well
located on the same side of the selected water
outpout connection.
Open the service valves at the outlet of the boiler
and the cold-water supply valve (fill or makeup
water valve) to boiler.
Open the relief valve on top of the boiler in order
to purge the air out of the boiler tank during the fill
process
Leave all shutoff valves open.
Check system for leaks and repair. Purge air from
all the heating distribution zones.
Bleed air from different areas of the heat
distribution system.
Check boiler pressure gage reading. The
indicated pressure should be lower than the
pressure relief valve design rating.
ADJUSTEMENT OF THE
CONTROLLER OPERATING
PARAMETERS
After the system has been manually purged of air,
and all components (valves, vents, and
controllers) have been set properly, the boiler can
be started.
Never operate this boiler until this has been
done.
1) Make sure that there is no heat demand or
startup authorisation on W1 and W2
contactors and that the ON/OFF switch on
the left side of the panel is at OFF.
2) Turn on the boiler alimentation circuit and the
disconnect switch (option).
3) Turn on the boiler ON/OFF switch. You
should hear the mains contactors engaging
and see the controller screen turn on. The
heating elements shall not come on as long
as there is no W1 or W2 heat demand.
4) Enter the appropriate parameters in the
controller to obtain a proper operation of the
heating system on wich to boiler is installed.
The acces the menu, press “OK”, then select
“BOILER SETTING” and entre the password
“1111”. Consult section four of this manual to
adjust the paramaters.
5) Make sure that the high limit parameters of
the boiler are set at the appropriate values for
the application.
6) The high limit adjustment is possible trough
the “LIMIT setting” menu and should be
adjusted 10 to 15°F above the maximum
WARNING
!
