Verona WALL HUNG GAS BOILER - Manual (Page 35)

15. Commissioning Cont.
15.9 Checking the flue system and combustion:
• The flue system should be visually checked for soundness. Check all clamps, gaskets
and fixings are secure and tight.
• Ensure that the flue terminal is sited correctly in accordance with the flue fitting
instructions.
To check the exhaust gas:
• Remove the plugs
indicated (Fig. 15.11).
• Insert the analyzer
probe in the exhaust
gas sampling point or
in the air intake
sampling point.
• Reference tables are
given in the Sections
2 on page 10 of this
manual for proper
CO2 levels.
Air-Flue exhaust
sampling points
Figure 15.11
15.10 Instructing the user:
• Hand over the User manual, this Installation,Operation and Service manual to the end
user and explain how to use the unit in Central Heating mode.
• 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 service switch and the boiler on/off switch.
• Explain the proper use and adjustment of all system controls; this will ensure the
greatest possible safety and fuel economy.
• Explain the function and use of the function switch.
• Explain how to turn off the appliance for both short and long periods and advise on the
precautions necessary to prevent damage should the appliance be inoperative when
freezing conditions may occur.
• Fill in the details required on the Boiler Guarantee Certificate and hand to the User
advising 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.
Useful output
KW
Kcal/h
10.8
9288
12.0
10320
14.0
12040
17.0
14620
20.0
17200
23.0
19780
26.0
22360
29.5
25370
Pa
inwc
220
0.88
250
1.00
330
1.32
470
1.89
640
2.57
830
3.33
1050
4.22
1330
5.34
Natural
m³/h 48.7 53.0 60.7 72.4 84.0 96.0 107.7 121.1
Pa
inwc
360
1.45
420
1.69
560
2.25
800
3.21
1080
4.34
1400
5.62
1760
7.06
2230
8.95 Propane
lb/h 2.2 2.4 2.8 3.3 3.9 4.4 4.9 5.5
Tab 15.1
RIVA HEAT ONLY MANUAL – REV A 35