Installation - Potterton Envoy System 30 Installation & Service Instructions Manual

Installation Requirements - Page 10
CP63
5.0
CP53
4.0
3.0
2.0
1.0
To ensure sufficient pump head is available on 80 model to overcome system
resistance, a system differential of 14° should be allowed for.
0
0
EN0042A
Boiler Size
30
40
50
60
80

2. Installation

It is the law that gas appliances are installed and serviced by a competent person as stated in the Gas Safety (Installation &
Electrical test work should be carried out by a competent person in accordance with IEE wiring regulations.
The boiler and its associated equipment will arrive on site in 3 cartons. The contents will be as follows:-
Carton 1:- Boiler Pack
Boiler
Outer Casing Assembly
Accessory Pack
Supplied By www.heating spares.co Tel. 0161 620 6677
0.1 0.2
Litres / Sec
Water Flow Rate
Litres/sec gal. min
0.19 2.50
9.25 3.34
0.32 4.17
0.38 5.00
0.40 5.27
Use) Regulations 1994.
Carton 2:- Flue Pack
Flue System
Flue Installation Instructions
0.3 0.4
System
Differential
10ºC
10ºC
10ºC
10ºC
14ºC
Carton 3:- Frame
Boiler Mounting Frame
Template
Screw Pack
Literature Pack
0.5