Making G124X Ii And G124X Sp Boilers Ready For Operation - Buderus Logano G124X II/SP Installation And Maintenance Instructions Manual

Placing the heating system in operation

11.2 Making G124X II and G124X SP boilers ready for operation

STOP! First read the safety instructions on
this manual.
1. Carry out leak test (
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 page 28 of this manual. If there is no sign of a
gas odor, continue with the next step.
2. Open main gas shut-off.
11.2.1 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 (G124X II)
or step 35, page 36 (G124X SP).
4. Make sure that the room thermostat signals a heat
requirement (set thermostat at least 10 °F above
room temperature).
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Logano G124X II/SP special gas-fired boiler • Issue 04/2005
page 8 of
page 7). Wait five (5) minutes
1
Fig. 27 Switching on heating system (with aquastat)
1 ON/OFF switch (main switch)
11
31