Initial start-up
2
30
Installation and maintenance instructions for wall-mounted condensing gas boiler 600 - 28C • 01/2004
Subject to modifications resulting from technical improvements!
Boulter Buderus Ltd. • http://www.boulter-boilers.com
z
Check if the boiler is still set at the desired heating capacity
("
L--
" for example) and adjust when necessary (see
subsection 2.1.3: "Setting the heating capacity").
2.1.9
Gas rating test
z
Isolate all other appliances.
z
Set the boiler to maximum firing rate.
z
Ensure that there is no modulating of the fan gas valve.
z
Carry out the Gas Rating procedure as described in
"Essential Gas Safety' 3rd edition on pages 169-176.
2.1.10 Checking for leaks while boiler is in operation
z
Use an approved leak detector to check all connections for
possible leaks. The product must be certified as a gasleak-
testing agent.
z
Do not allow the product to come into contact with the
electrical wiring.
2.1.11 Function testing
Measuring the ionisation current (fig. 47)
z
Turn the mains power switch to "
0
" (fig. 41, item 1).
z
Remove the casing.
z
Remove the ventilation cover.
z
Loosen the plug-and-socket connector of the ionisation
electrode and connect the multimeter in series.
z
On the measuring device, select the µ-direct current range.
The measuring device must have a resolution of at
least 1 µA.
z
Set mains power switch to "
1
" (fig. 41, item 1).
fig. 47 Measuring the ionisation current
NOTE
During initial start-up and annual servicing,
make sure that all control, regulating and
safety devices are in full working order and, if
applicable, check for correct adjustment.
