Honeywell Y Plan 1 Three-Port Mid-Position Valve; Stored Hot Water And Zoned Heating - Honeywell Evohome Installation Manual

Figure 3 Honeywell Y plan
!
If a system has been
set up and the Wireless
Relay Boxes are moved
to a new function, the
relay binding must
be cleared or it will
continue to carry out its
original function.
Figure 4 Stored hot
water and zoned heating
system. This system needs
HR92s or other zoning
solutions for the radiators.
!
If a system has been
set up and the Wireless
Relay Boxes are moved
to a new function, the
relay binding must
be cleared or it will
continue to carry out its
original function.
evohome Installation Guide
Honeywell Y plan 1 three-port
mid-position valve
The operation is identical to the S plan but it uses
a single three-port or mid position valve.
evohome
Central Controller
CS92A
Wireless
Cylinder
Thermostat
DHW Cylinder

Stored hot water and zoned heating

evohome
Central Controller
CS92A
Wireless
Cylinder
Thermostat
DHW Cylinder
BDR91
DHW Heating
Wireless
Relay Box
Junction
Box
V4073
BOILER
BDR91
DHW
Wireless
Relay Box
Junction
Box
V4043
BDR91
BOILER
Wireless
Relay Box
43
BDR91
Wireless
Relay Box
Pump
Radiators
Pump
HR92
Radiator
Radiators
Controller