Worcester Greenstar Danesmoor Utility Regular ErP 12/18 Installation, Commissioning And Servicing Instruction Manual page 32

Installation
Utility System - 230V Standard wiring diagram
= EARTH
= LIVE
= NEUTRAL
A
Green/Yellow
F
3
Fig. 56
32
Green/Yellow
B
C
D
Orange
Brown
Brown
2
Red
G
L3 N
H
Black
Riello MO535 Burner
M
Key to components:
A - EARTH STUD.
B - HIGH LIMIT THERMOSTAT.
C - BOILER MANUAL RESET OVERHEAT
THERMOSTAT.
D - FLUE MANUAL RESET OVERHEAT
THERMOSTAT.
E - TERMINAL CONNECTOR BLOCK.
F - CONTROL THERMOSTAT.
G - BURNER SOCKET.
H - BURNER PLUG.
J - BURNER CONTROL BOX.
K - CIRCULATING PUMP.
E
1 2 3
L1 L2
Green/Yellow
Red
Grey
N L
Greenstar Danesmoor Utility ErP and Utility System ErP - 6 720 813 286 (2014/09)