Commissioning Domestic Hot Water; Commissioning The Store Charge Control Set Points; Hand Over To User; Servicing - Benchmark mCHP BoilerMate Design, Installation And Servicing Instructions

6.0 COMMISSIONING
6.5 COMMISSIONING DOMESTIC HOT
WATER SYSTEM
(a) When the store is hot, open a hot water tap nearest to the appliance at
approximately 6 litres/minute.After about 2 – 3 seconds,the plate heat exchanger
pump will start.This is indicated by on main PCB display by display segment H2.1
(see figure 6.2).
(b) Record the hot water outlet temperature in the 'Benchmark' logbook. Close this
tap and open the hot bath tap at maximum flow rate and record the flow rate and
the hot water temperature in the 'Benchmark' logbook.
(c) Close the hot water tap(s) and after few seconds, the plate heat exchanger pump
will stop running and display segment H2.1 will switch off (see figure 6.2).
6.6 COMMISSIONING THE STORE CHARGE
CONTROL SET POINTS
The operation of the mCHP unit is controlled by the BoilerMate controller. Normally
factory default set points will control the system efficiently. These set points can
be changed by connecting the PC to the controller and running the appropriate
software.

6.7 HAND OVER TO USER

(a) Explain the system and the BoilerMate appliance controls to the user.
(b) 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 programmable
room thermostat and the use of thermostatic radiator valves.
(c) Advise on mCHP operation and maintenance advised in mCHP manual.
(d) Explain how to select the emergency backup electric boiler 'switch operation'- if
there is a failure of the mCHP.
(e) 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.
(f ) DON'T place any clothing or other combustible materials against or on top of
this appliance.
Supplied By www.heating spares.co Tel. 0161 620 6677

7. 0 SERVICING

7.1 ANNUAL SERVICE

No annual service of mCHP BoilerMate
A-CLASS
is necessary.However,if required,the
operation of the controls and a hot water
performance test can be carried out when
servicing the mCHP unit to prove that the
appliance is working satisfactorily and
within the specification.
For mCHP unit service requirements
please refer to the mCHP manual and
recommendations.
Note: Service details must be recorded in
the Benchmark logbook.
7.2 CHANGING
COMPONENTS
Free of charge replacement components
for the faulty components are available
from Gledhill during the in-warranty
period (normally 12 months).
After this the spares can be obtained
direct from Gledhill using the 'Speed
Spares'service or through any of the large
plumbers merchants/specialists heating
spares suppliers. Short parts list is shown
in table 7.1.
Help and advice is also available from the
Technical Help Line on 01253 474401.
However all components are readily
accessible and can be changed quickly
and easily by the installer using common
plumbing and electrical practices.
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