Initial Start-Up; Also Pay Attention To The Following - Viessmann ECV Series Installation And Service Instructions Manual

Initial Start-up

Initial Start-up

Also pay attention to the following...

34
The boiler, piping and radiation must be
full of water and purged of all air before
boiler can be fired. Pressure relief valve
must be installed as described on page
25. All installation requirements as
described in this manual must be
completed.
Follow Lighting and Operating
Instructions on page 51.
1. Once system water is heated,
deactivate circulating pump/boiler
and vent system of any remaining air
within piping, radiation and boiler.
2. Check for proper boiler circulation,
pump, zone valve, thermostat or
operating control functions.
If the system was shut down for an
extended period of time, have a
qualified service technician restart and
recondition your system.
1. Check if all national and/or local rules
and regulations have been adhered to
on this installation. Do not attempt to
start the boiler if you smell gas. If
you smell gas, open windows. Do not
touch electrical switches, extinguish
any open flame, close all gas valves
immediately. Call your gas supplier
immediately from a neighbor's phone.
2. Check system for proper water fill
(cold fill pressure). Make sure that
complete system is properly vented
of air. Adjust automatic feed valve to
proper desired fill pressure between
12-15 psig.
CAUTION
Do not tamper with the unit or
controls. Never burn garbage or paper
in the unit or leave combustible
materials around it.
3. Check high limit aquastat by dialing it
to a setting below the water
temperature in the boiler. The gas
burner must be deactivated. Turning
the dial back to a setting higher than
the present boiler water temperature
must result in reactivation of gas
burner.
4. Cycle boiler on and off with the room
thermostat (or other operating
control) to verify that the burner
shuts down when the room
thermostat is adjusted below room
temperature.