26
Mexico Super 100 FF & 125 FF -
Installation
INST
ALLA
TION
INSTALLATION
47 MID POSITION VALVE
Notes.
1.
Some earth wires are omitted for clarity. Ensure proper
earth continuity when wiring.
2.
Numbering of terminals on thermostats is specific to the
manufacturer indicated.
3.
This is a fully controlled system - set the boiler
thermostat to maximum.
4.
'Switchmaster Midi' is similar in operation but the wiring
differs slightly; see manufacturer's literature.
Pumped only
48 TWO SPRING CLOSED VALVES
Notes.
1.
Some earth wires are omitted for clarity. Ensure proper
earth continuity when wiring.
2.
Numbering of terminals on thermostats is specific to the
manufacturer.
3.
This is a fully controlled system - set the boiler
thermostat to maximum.
4.
'Switchmaster Autozone' has grey and orange auxiliary
switch leads but the ORANGE (NOT the grey) wire must
be connected to the incoming live supply.
Pumped only
49 HONEYWELL 'C' PLAN
Notes.
1.
Some earth wires are omitted for clarity. Ensure proper
earth continuity when wiring
2.
Numbering of terminals on thermostats is specific to the
manufacturer.
LEGEND
b
blue
bk
black
w
white
gy
grey
y/g
yellow/green
Gravity HW & Pumped CH
br
brown
r
red
or
orange
or
orange
y/g
yellow/green
gy
grey
br
brown
r
red
w
white
LEGEND
b
blue
bk
black
bk
black
br
brown
or
orange
LEGEND
w
white
r
red
b
blue
gy
grey
y/g
yellow/green