is usually required, and simply connecting to a suitably
Please ensure that Solo is protected from dirt and
it is suggested that Solo is final fixed when backed up mains source is all that is needed. Solo
rubble, and
all other building and decorating is complete only consumes less than 8-18 watts in normal operating
.
mode.
Solo comes complete with
Troubleshooting:
trailing three core cable to
No Heat: Check if water temperature is high
allow for quick connection
enough to allow operation, -alarm light should
without any access to Solo
flash.
required.
No Operation: Check if power is connected
Connection and possible
and on/off switch under RHS is switched on.
subsequent disconnection
Inadequate heat: This is always a low flow
are simple. Final pipe
issue, assuming the coil is correctly bled of
connections to Solo are
all air. Please review piping and the pump
15mm, whereas flow and
selection.
return piping from boiler or
A simple test for low flow is, if a noticeable
Heat Pump must be 22mm
temperature difference can be hand felt
The quick connect
couplings(not supplied) are guaranteed watertight to 9 bar pres
sure between flow and return connections to Solo when the
Solo is running.
at least.
Operation with Radiators: Solo’s are ultra
Repeated tests have shown that
low water volume devices, and should
assuming 22mm flow and return
ideally not share circuits with radiators, as
pipes are in place as well as a local
radiators will starve the Solos of water.
electrical source, then installation of
If it is a requirement that Solos are added to
a Solo takes approximately 5
a radiator circuit, firstly check to ensure that
minutes.
the flow and return pipework is 22mm. If it is
To install a Solo refer to the
15mm or ½” poor or no performance will
dimensional drawings in this
usually result.
doument, and drill three holes for
When Solo is installed. initially turn off all
the screws and dowels (not supplied).
radiators and check that Solo operates
Mount the Solo so that the lower
correctly. Next turn all radiators on, and
edge is approximately 75-100mm
adjust throttling valve on each radiator
above skirting level.
Note flow and return (opposite end to hand valve) and reduce
connections flow until Solo operates.
, and push the flow
Solo does not switch on: Check status of
pipe in as far as the end stop in the
temperature selection lights. Select the
quick connect(not supplied). Repeat for return.
highest setting, and if the light is on and not
Note that pipe should be cut with a
flashing, then some local heat source is artificially
ring cutter to avoid burrs damaging the valve seals.
heating the temperature sensor.
Open the in line valves. Connect the three core cable,
and that’s it.
To remove flow and
return pipes, turn valves
off, press downwards on
the grey plastic ring on
each quick connect(not suppied in
turn, and pull out pipes.
Once system is filled,
open highest bleed
screw until air is purged.
Piping and Pumps
Ensure that 22mm flow
and return piping is used
for all normal
installations, and each
circuit should have 6-7
Solo’s max on a 22mm
circuit.
Always use a 6m head pump.
Electrical
As Solo has an on-board 2-pole isolator, no fused spur
Cable
Fan Inlet
Air Sensor
Valve Screw
Plastic Release
Ring
Bleed Screw for wall mounted Solo
Push pipe firmly
Flow
Return
Flow
Bleed Screw for
recessed Solo
739
120.5 41.5
113
365
120.5 41.5
113
Solo 6
Solo 3
88
25
25
60
Flow
25
60
Flow
Note
Centre line of pipes
is 55mm out from rear
25
1 mm.sq twin and earth
cable entry underneath
25
Note
Centre line of pipes
is 55mm out from rear
Mounting holes
Mounting holes
Technical Manual
