EHC Comet - Benchmark Service Record; Commissioning Checklist; System and Primary Checks; Unvented Systems and Compliance

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This Commissioning Checklist is to be completed in full by the competent person who commissioned the storage system as a means of
compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference.
Failure to install and commission this equipment to the manufacturer's instructions may invalidate the warranty but does not affect statutory rights.
Customer Name Telephone Number
Address
Make and Model
Serial Number
Commissioned by (print name)
Company Name
Registered Operative ID Number
Telephone Number
Company Address
Commissioning Date
To be completed by the customer on receipt of a Building Regulations Compliance Certificate*:
Building Regulations Notification Number (if applicable)
ALL SYSTEMS PRIMARY SETTINGS
(indirect heating only)
Is the primary circuit a sealed or open vented system?
What is the maximum primary flow temperature?
ALL SYSTEMS
What is the incoming static cold water pressure at the inlet to the system?
Has a strainer been cleaned of installation debris (if fitted)?
Is the installation in a hard water area (above 200ppm)?
If yes, has a water scale reducer been fitted?
What type of scale reducer has been fitted?
What is the hot water thermostat set temperature?
What is the maximum hot water flow rate at set thermostat temperature (measured at high flow outlet)?
Time and temperature controls have been fitted in compliance with Part L of the Building Regulations?
Type of control system (if applicable)
Is the cylinder solar (or other renewable) compatible?
What is the hot water temperature at the nearest outlet?
All appropriate pipes have been insulated up to 1 metre or the point where they become concealed
UNVENTED SYSTEMS ONLY
Where is the pressure reducing valve situated (if tted)?
What is the pressure reducing valve setting?
Has a combined temperature and pressure relief valve and expansion valve been tted and discharge tested?
The tundish and discharge pipework have been connected and terminated to Part G of the Building Regulations
Are all energy sources tted with a cut out device?
Has the expansion vessel or internal air space been checked?
ALL INSTALLATIONS
The hot water system complies with the appropriate Building Regulations
The system has been installed and commissioned in accordance with the manufacturer's instructions
The system controls have been demonstrated to and understood by the customer
The manufacturer's literature, including Benchmark Checklist and Service Record, has been explained and left with the customer
Commissioning Engineer's Signature
Customer's Signature
confirm and receipt of manufacturer's
*All installations in England and Wales must be notied to Local Authority Building Control either directly or through a Competent Persons Scheme.
A Building Regulations Compliance Certicate will then be issued to the customer.
Viessmann - 5366822
Sealed
Open
˚c
bar
Yes
No
Yes
No
Yes
No
°c
I/min
Yes
SPlan
No
°c
Yes
bar
Yes
No
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
www.centralheating.co.uk
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18. Benchmark Service Record
MAINS PRESSURE HOT WATER STORAGE SYSTEM COMMISSIONING CHECKLIST