POTTERTON PRIMA 30B G.C. No. 41 .605.94
POTTERTON PRIMA 40B G.C. No. 41 .605.95
POTTERTON PRIMA 50B G.C. No. 41 .605.96
POTTERTON PRIMA 60B G.C. No. 41 .605.97
IMPORTANT This appliance must be installed by a competent person as stated in the Gas Safety (Installation and Use)
Regulations 1994.
Prima boilers are certified for safety, it is therefore important that no external control devices (eg. flue dampers,
economisers etc.) be directly connected to these appliances unless covered by these installation instructions or otherwise
recommended in writing. Any direct connection of a control device not approved by Potterton could invalidate the
certification and the normal warranty.
LIST OF CONTENTS
General Page No.2 Installation Instructions Page No. 12
Optional Extras Page No.2 Commissioning Page No. 20
Accessories Page No.3 Servicing Instructions Page No. 22
Installation Data Page No.3 Health and Safety Information Back Page
Boiler Dimensions Page No.3 Control Systems )
Site Requirements Page No.5 Pipework and Wiring Guide, ) Supplied in Literature pack
User Instructions )
GENERAL - Page 2
Once the pilot has been lit Potterton Prima B boilers are
automatic in operation. They are wall mounted natural
draught balanced flue appliances, using a cast iron heat
exchanger and are available in four outputs ranging from
5.86-17.58kW (20,000-60,000 Btu/h).
The boilers which are designed to provide domestic hot water
and/or central heating must be used on INDIRECT hot water
systems only. The cast iron heat exchangers suitable for use
on. open vented gravity hot water/pumped central systems or
fully
pumped systems which may be sealed or open vented.
The standard balanced flue system (Part No.230043)
can be adjusted telescopically for wall thicknesses of
230mm-380mm (9-15’). Further adjustment can be made
down to a minimum wall thickness of 76mm (3) by
cutting the ducts.
For convenience, a lOOmm-175mm (4”-7’) telescopic
flue kit (Part No.230400) is available as an alternative to
the standard.
OPTIONAL EXTRAS - Page 2
The following are available as optional extras:-
FLUE EXTENSION KIT, suitable for a maximum wall
thickness of 610mm (24in)
Part No. 230230.
Part No. 230400
TERMINAL GUARD Part No.903766 to be used when the
terminal is fitted less than 2m above a balcony, above ground
or above a flat roof to which people have access.
PUMP COVER KITS, to conceal a pump at the top of a
boiler, in the following sizes:
Fixed (6in high) Part No. 225418
Adjustable (7in-1 2in) Part No. 225419
Adjustable (l3in-l8in) Part No. 225420
Adjustable (l9in-24in) Part No. 225421
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