7 Error codes
Operation manual
12
D2CND024A1/4AB + D2TND012~024A4AB
Wall-mounted condensing boiler
3P469438-3M – 2019.11
7.1
Appliance category and supply pressure
* All installations in England and Wales must be
to Local Authority Building Control (LABC) either directly or through a
Competent Persons Scheme. A Building Regulations Compliance
will then be issued to the customer.
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This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demonstrating
compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference.
GAS BOILER SYSTEM COMMISSIONING CHECKLIST
CONTROLS
Programmable room thermostat
Optimum start control
Combination Boiler
Fitted
Fitted
Fitted
Automatic bypass to system
Fitted
Boiler interlock
ALL SYSTEMS
Yes
Yes
CENTRAL HEATING MODE
OR
mbar
OR
mbar
Central heating return temperature
COMBINATION BOILERS ONLY
Yes
Yes
DOMESTIC HOT WATER MODE
OR
mbar
OR
mbar
Cold water inlet temperature
Yes
Temperature
CONDENSING BOILERS ONLY
Yes
ALL INSTALLATIONS
AND
² Ratio
AND
² Ratio
Yes
Yes
Yes
Yes
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