TABLE OF CONTENTS
1
1 Appliance description 2..........
1.1 Overview 2......................
1.2 C ontrol panel 2..................
1.3 Isolation valves 2.................
1.4 Technical data 2.................
1.5 Operation lights 3................
2 Instructions f or use 4............
2.1 Warnings 4......................
2.2 Refilling procedure 4..............
2.3 Ignition 5........................
2.4 C.h. circuit temperature 5..........
2.5 D .h.w. temperature 6..............
2.6 Extinguishing 7..................
2.7 Built in time switch 7..............
3Usefuladvice 10.................
3.1 Central heating 10.................
3.2 Frost protection 10................
3.3 Condensate drain 10..............
3.4 Periodic maintenance 10...........
3.5 External cleaning 10...............
3.6 Operational faults 10...............
4 Technical information 12..........
4.1 Overview 12......................
4.2 Main diagram 13..................
4.3 Hydraulic specifications 14.........
4.4 Expansion vessel 14...............
4.5 Technical data mod. M96.24SM/... 15.
4.6 Technical data mod. M96.28SM/... 17.
4.7 Technical data mod. M96.32SM/... 19.
5 General requirements 21..........
5.1 Related documents 21.............
5.2 Location of appliance 21...........
5.3 Flue system 21....................
5.4 Gas supply 22....................
5.5 Air supply 22.....................
5.6 Ventilation 22.....................
5.7 Condensate drain 22..............
5.8 W ater circulation (c.h.) 23...........
5.9 Domestic water 24.................
5.10 W ater treatment 24................
5.11 Electrical supply 24................
6Installation 25....................
6.1 Warnings 25......................
6.2 Precautions for installation 25.......
6.3 Installing the bracket 25............
6.4 Overall dimensions 26.............
6.5 Joints 26.........................
6.6 Mounting the b oiler 26.............
6.7 Fittingthefluesystem 27...........
6.8 Choice of flue 27..................
6.9 Electrical connections 29...........
6.10 External frost protection 30.........
7 Commissioning 32...............
7.1 Electrical installation 32............
7.2 Gas supply installation 32..........
7.3 Filling the d.h.w. system 32.........
7.4 Initial filling of the system 32........
7.5 Condensate pipe and traps 33......
7.6 Lighting the boiler 33..............
7.7 Checking gas pressure at the burner 33
7.8 Checking the burner ignition 34.....
7.9 Adjustment of useful c.h. output 35..
7.10 Checking the ignition device 37.....
7.11 Checking the flue system 37........
7.12 Checking condensate drain pipe 37..
7.13 Instructing the user 37.............
8 Gas conversion 38...............
8.1 Warnings 38......................
8.2 Proced ures 38....................
9 Maintenance 40..................
9.1 Warnings 40......................
9.2 Dismantling the external panels 40...
9.3 Combustion analysis check 40......
9.4 Cleaning the primary heat exchanger 40
9.5 Checking the pressurisation
in the expansion vessel 40..........
9.6 Cleaning the burner 41.............
9.7 Checking the flue 41...............
9.8 Drain pipe inspection 41............
9.9 Visual inspection of appliance 41....
9.10 Gas pressures and tightness 41.....
Abbreviations used in the manual:
C.h. = Central heating
D .h.w. = Domestic hot water
D .c.w. = Domestic cold water
USE
INSTALLATIONMAINTENANCE