Table Of Contents - Potterton Envoy 30 Installation & Service Instructions Manual

1. Technical Data............................................................................................Page 3
SECTION
2. Installation Requirements .................................................................................... 5
3. Installation ......................................................................................................... 12
4. Commissioning .................................................................................................. 16
5. Servicing & Replacement of Parts..................................................................... 23
6. Fault Finding...................................................................................................... 27
7. Electrical Diagrams............................................................................................ 28
8. Short Parts List .................................................................................................. 34
The Potterton ENVOY is a high efficiency lightweight,
automatically controlled wall hung gas fired condensing
boiler. The flue system is room sealed and fan
powered. There are five models available with outputs
of 8.8kW (30,000 Btu/hr), 11.7kW (40,000 Btu/hr),
14.6kW (50,000 Btu/hr), 17.6kW (60,000 Btu/hr) and
23.4kW (80,000 Btu/hr).
The boilers which are designed to provide domestic hot
water and/or central heating must be used on
INDIRECT FULLY PUMPED systems only, which may
be sealed or open vented.
The boilers can be supplied with either of the following
flue systems:-
One metre, 1.5 metre, 2 metre, 2.5 metre or 3 metre
horizontal and one metre, 1.5 metre, 2 metre, 2.5 metre
or 3 metre vertical.
ACCESSORIES
The following Potterton Myson controls are
recommended for use with your boiler:-
Electronic Programmer EP2002, EP3002 or EP6002
Cylinder Thermostat PTT2 or PTT1 00
Room Thermostat PRT2 or PRT100
Frost Thermostat PRT100FR
Motorised Zone Valve M5V222 or M5V228
Motorised Diverter Valve M5V322
Thermostatic Radiator Valve
Data sheets describing these products are available on
request.
OPTIONAL EXTRA
Terminal Wall Plate - where necessary can be fitted to the
outside wall face to improve the appearance, after making
good around the terminal. Part No. 236349. Terminal guard
Part No. 236591.
Flat roof flashing kit for use with vertical flue.
Part No. 430080.
Pitched roof flashing kit for use with vertical flue.
Part No. 430081.
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