6
A
C
D
E
F
B
DHW
SET
UFH
SET
UFC
SET
5
J
I
L
K
H
G
A
Thermistor
B
Water pipe/cylinder (see fig 5.3… to see where to attach to)
C
Thermistors
D
Volt free contacts
E
Dip switches (temperature set)
F
ACH1 box
G
Water pipe/cylinder (see B)
H
5 wire adapter (plug attaches to CN52 on PQFY)
I
TH1H connection (attach to ‘inlet air’ TH1H on PQFY)
J
PQFY water heater unit
K
Immersion heater
L
Water tank
[Fig. 5.2]