Important Do’s And Don’ts; Hand Over To User - gledhill BoilerMate A-Class OV SOL Series Design, Installation & Servicing Instructions

INSTALLATION
Important Do's and Don'ts
1. DO check the incoming mains water pressure and flow rate are adequate. (The
preferred range of mains pressure is 2-3bar).
2. DO check that all connections are in accordance with the labelling on the thermal
store.
3. DO adjust the ballvalve so that the water level in the F & E cistern when the
system is cold is correct and does not overflow when the whole of the system is
at maximum temperature.
4. DO make sure that there is adequate clearance above the F & E cistern to service
the ballvalve/meet the Water Regulation Requirements.
5. DO ensure that any range rated boilers are set at the highest output and the
boiler thermostat is set to maximum for all boilers.
6. DO ensure that the bottom of the F & E cistern is at least 250mm above the highest
point on the radiator circuit or the highest point of the system.
7. DO check that the bottom of the F & E cistern is not more than 6m above the base
of the BoilerMate appliance.
8. DO insulate any exposed pipework in the BoilerMate A-Class OV SOL cupboard.
9. DO plumb the overflow/warning pipe in a 20mm internal diameter pipe material
which is suitable for use with a heating F & E cistern, in accordance with BS
5449 (such as copper or H.T. plastic) and ensure that it has a continuous fall and
discharges in a conspicuous external position.
10. DO check the pump settings
a. The boiler pump should be set to give a temperature difference across the
boiler of 8°C or less.
b. The heating pump should be set to give a temperature difference across the
flow and return of not more than 11°C.
c. The hot water plate heat exchanger pump should be set at maximum.
11. DO ensure that the bypass valve for the heating system (if fitted) is set correctly.
12. DON'T use a combined feed and vent on BoilerMate A-Class OV SOL
installations.
13. DON'T use a BoilerMate A-Class OV SOL on a sealed primary i.e. closed system.
14. DON'T use pipe smaller than 28mm between the boiler and the BoilerMate A-Class
OV SOL when the boiler rating exceeds about 20kW (about 70,000 Btu/h).
15. DON'T use dipped flow and return between the boiler and the BoilerMate A-Class
OV SOL unless the boiler is fitted with an overheat thermostat. If necessary check
with the suppliers of the boiler.
16. DON'T operate the 'switch' backup facility until the system is fully fitted, vented
and commissioned.
17. DON'T place any clothing or other combustible materials against or on top of this
appliance.

Hand over to User

• Explain the system and the BoilerMate
A-Class OV SOL appliance controls to the
user.
• Explain how to operate the heating and
hot water controls to the user. This should
include setting 'on' and 'off' times and the
room temperature on the room thermostat
as well as the use of thermostatic radiator
valves.
• Advise on boiler operation and maintenance
advised in the boiler manual.
• Explain how to select and check the operation
of the emergency backup electric boiler
'switch operation' - if there is a failure of the
boiler.
• Handover appliance and room thermostat
user instructions and put the completed
"Benchmark" logbook and the appliance
instruction manual in the pocket on the
inside of the appliance front panel.
• DON'T place any clothing or other
combustible materials against or on top of
this appliance.
This product is covered by the 'Benchmark'
scheme and a separate commissioning/
service log book is included with this
product. This must be completed during
commissioning and left with the product
to meet the Warranty conditions offered by
Gledhill.
These Instructions should be placed along with
the component manufacturers instructions
in the pocket provided on the rear of the
front panel. The front panel should then be
refitted.
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