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7.16 Checking the flue system
The flue system should be visually checked
for soundness. Check all clamps, gaskets and
fixing are secure and tight.
Ensure that the flue terminal is sited correctly
in accordance with the flue fitting instructions
and Fig. 5.1 on page 43 of this manual.
To carry out a combustion check refer to the
instructions given in the section "Combustion
analysis check" to page 84 of this manual.
Reference figures are given in the "Technical
Data" section (pag. 32 Inovia 25C, pag. 35
Inovia 30C and pag. 38 Inovia 35C) of this
manual (Flue gas figures).
7.17 Checking the condensate drain
pipe
Check the soundness and integrity of the con-
densate drain pipe.
Verify the cleanness and correct filling of the
condensate traps.
7.18 Instructing the user
Hand over this combined User & Installation
manual and the Service manual to the end
user and explain how to use the unit in both
c.h. and d.h.w. modes.
Take the User step by step through the lighting
instructions.
Show the User how to switch off the appliance
quickly and indicate the position of the electric
supply isolator.
Explain the proper use and adjustment of all
system controls; this will ensure the greatest
possible fuel economy.
Explain the function and use of the function
selector.
Explain and demonstrate the function of time
and temperature controls (if fitted).
Explain how to turn off the appliance for both
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COMMISSIONING
short and long periods and advise on the pre-
cautions necessary to prevent damage should
the appliance be inoperative when freezing
conditions may occur.
Fill in the details required on the Boiler Guar-
antee Certificate and hand to the User advis-
ing them to return the correct section for boiler
Guarantee registration.
Finally, advise the User that, for continued
safe and efficient operation, the appliance
must be serviced by a competent person at
least once a year.
The user is responsible for keeping the docu-
mentation integral and within reach for consul-
tation.
7.19 Adjustment of useful c.h. out-
The following procedure allows the output of
the boiler for central heating to be adjusted
to meet the system requirement. Adjusting
the useful central output does not prevent the
boiler firing at maximum rate for domestic hot
water production.
Refer to Fig. 7.45 and determine the correct
Value appertaining to the output required for
the central heating requirement.
Useful output (kW)
30
25
20
15
10
5
0
0
Fig. 7.45
• Enter the "programming mode" by pressing
put
Inovia 35C
Inovia 30C
Inovia 25C
10
20
30
40
50
60
70
80
90
Values (%)
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