Placing the heating system in operation
9
39
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Logano GA124 special gas-fired boiler • Issue 04/2005
9.2
Making boiler ready for operation
STOP!
First read the safety instructions on
Î
page 36
of this manual.
1.
Carry out leak test (
Î
page 7). Wait five (5) minutes
until all gas residues have dissipated. Finally check
whether there is any smell of gas, including at floor
level. If there is a gas odor: STOP! Follow
instructions in section "B" of the safety instructions
on
Î
page 36 of this manual. If there is no sign of a
gas odor, continue with the next step.
2.
Open main gas valve.
9.2.1 Placing heating system with aquastat control in operation
The boiler is fully functional with the factory-installed
aquastat.
3.
Turn on ON/OFF switch (contractor installed) (ON
position). This turns on the boiler with all its
components. Then continue with step 7.
4.
Make sure that the room thermostat signals a heat
requirement (set thermostat at least 10 °F above
room temperature).
Fig. 37
Switching on heating system (with aquastat)
1
ON/OFF switch (main switch)
1