GENERAL
mini HE --- Installation & Servi cing
5
mini HE
Boiler size G.C. appliance No. PI No.
(Benchmark No.)
mini HE C24 47---348---38 87BQ81
mini HE C28 47---348---39 87BQ81
mini HE C32 47---348---41 87BQ81
Destination countries: GB, IE
CONTENTS
Air supply 9
Benchmark Commissioning Checklist 62
Boiler clearances 6
Boiler exploded view 14
Electrical connections 25
Electrical supply 10
F ault finding 51
Flow wiring diagram 27
Flue fitting 16
Gas conversion 33
Gas safety regulations 7
Gas supply 8
Installation 15
Mandatory requirements 7
Replacement of components 38
Safe handling 7
Servicing 34
Short list of parts 59
Thermostatic radiator valves 12
Water connections 23
Water treatment 9
Wiring diagrams 26
For GB, to comply with Building Regulations Part L1 (Part J in Scotland) the boiler should be fitted in accordance with the
manufacturer’s instructions. Self---certification that the boiler has been install e d to comply with Building Regulations can be
demonstrat ed by completing and signing the Benchmark Commissioning Checkli st.
BENCHMARK COMMISSIONING CHECKLIST DETAILS
Boiler Page
Make and model 5
Appliance serial no. on data badge 14
SEDBUK No. % 4
Controls
Time and temperature control to heating 28/29
Time and temperature control to hot water 28/29
Heating zone valves N/A
TRV’s 12
Auto bypass 12
Boiler interlock 12
For all boilers
Flushing to BS.7593 9
Inhibitor 9
Central heating mode
Heat input to be calculated
Boiler Page
Burner operating pressure measure and record
Central heating flow temp. measure and rec o r d
Central heating return temp. measure and record
For combination boilers only
Scale reducer 12
Hot water mode
Heat input to be calculated
Max. operating burner pressure measure and record
Max. operating water pressure measure and record
Cold water inlet temp measure and rec ord
Hot water outlet temp. measure and record
Water flow rate at max. setting measure and rec ord
For condensing boilers only
Condensate drain 24
For all boilers: complete, sign & hand over to customer
For assistance see Technical Helpline on the back page
NOTE TO THE INSTALLER: COMPLETE
THE BENCHMARK COMMISSIONING
CHECKLIST AND LEAVE THESE
INSTRUCTIONS WITH APPLIANCE