User I Nform Ation; Safety Flue Therm Ostat; Flue Pressure Switch (125-150 Only); Replacem Ent Parts - ECR International COMBI 115 Installation, Operation And Maintenance Manual

1 1 .1 0 User I nform a t ion
Advise User of t he following im port ant inform at ion:
A. How to light and turn off boiler. How to operate
syst em cont rols.
B. I m port ance of annual servicing of boiler t o ensure safe
and efficient operation.
C. Servicing or replacem ent of part s shall be carried out
by a qualified personnel.
D. Ensure boiler controls and room thermostat, if fitted,
are set t o User's requirem ent s.
Explain to User an internal frost thermostat is fitted in
E.
boiler, and elect rical supply t o boiler m ust be left on
for t herm ost at t o operat e.
F. Show User posit ion of pressure relief valve discharge
pipe.
G. Leave t his I nst allat ion, Operat ion and Maint enance
Manual wit h User.
1 1 .1 1 Sa fet y Flue Therm ost a t - DO NOT disable this
safety device.
Safety Flue Thermostat found on the flue inside the boiler,
interrupts flow of gas to the burner if the temperature
overheat s.
Aft er verifying t he cause of t he t rip, press
seconds.
1 1 .1 2 Flue Pressure Sw it ch ( 1 2 5 - 1 5 0 Only)
DO NOT disable this safety device.
This device, posit ioned inside t he sealed cham ber, int errupt s
flow of gas to the burner if flue pressure exceeds 1.6 in w.c.
( 4 m bar) .
Verify if vent is blocked before reset t ing t he boiler.
1 1 - GEN ERAL M AI N TEN AN CE AN D CLEAN I N G
for about 2
When servicing t he appliance, check t he condit ion and
position of flame sensing electrode and replace it if
necessary.
1 1 .1 3 Repla cem ent Pa rt s
Perform Aut om at ic Calibrat ion procedure described in sect ion
9.8 if one or m ore of t he following com ponent s are replaced.
Check and adj ust CO2% value as indicat ed in t he Com bust ion
Table.
Com ponent s replaced:
• Prim ary heat exchanger
• Fan
• Gas valve
• Gas orifice
• Burner
• Flam e sensing elect rode
• Cont rol Param et er Key
6 6
NOTICE
240013687 REV A [ 09/ 01/ 2022]