Riello 3438964 Installation, Use And Maintenance Instructions page 35

INDEX
1. BURNER DESCRIPTION . . . . . . . . . . . . . . 1
1.1 Burner equipment . . . . . . . . . . . . . . . . . . . 1
2. TECHNICAL DATA . . . . . . . . . . . . . . . . . . 2
2.1 Electrical data . . . . . . . . . . . . . . . . . . . . . . 2
2.2 Overall dimensions . . . . . . . . . . . . . . . . . . 4
2.3 Working field . . . . . . . . . . . . . . . . . . . . . . . 4
3. INSTALLATION . . . . . . . . . . . . . . . . . . . . . 5
3.1 Heavy oil supply line . . . . . . . . . . . . . . . . . . 5
3.2 Electrical system . . . . . . . . . . . . . . . . . . . . 6
3.3 Electrical connections . . . . . . . . . . . . . . . . 9
1. BURNER DESCRIPTION
One, two, third stage heavy oil burner.
The burner meets protection level of IP 40, EN 60529.U
EEC Directives: EMC 2014/30/EU, Low Voltage 2014/35/EU and Machines 2006/42/EC.
Fig. 1
1 - Suction line
2 - Return line
3 - Air shutter opening motor
4 - Pump pressure adjustment screw
5 - Manometer plug (G1/4)
6 - Vacuometer plug (G1/4)
7 - Reset push-button of the motor overload relay
8 - Electric board
9 - Cable clamps
10 - Control box reset push-button and lock-out lamp
11 - Adjustment thermostat
1.1 BURNER EQUIPMENT
Flexible tubes . . . . . . . . . . . . . . . . . . . . . . No. 2
Cable clamps . . . . . . . . . . . . . . . . . . . . . . No. 5
Gasket for flange. . . . . . . . . . . . . . . . . . . . No. 1
Extensions (only long head). . . . . . . . . . . . No. 2
2915844
4. WORKING . . . . . . . . . . . . . . . . . . . . . . . .11
4.1 Choice of nozzles . . . . . . . . . . . . . . . . . . . 11
4.2 Pump pressure . . . . . . . . . . . . . . . . . . . . . 11
4.3 Electrode positioning . . . . . . . . . . . . . . . . . 11
4.4 Combustion head setting. . . . . . . . . . . . . .12
4.5 Air shutters adjustments . . . . . . . . . . . . . .12
4.6 Spray temperature adjustment . . . . . . . . .13
4.7 Burner start-up cycle . . . . . . . . . . . . . . . . .14
4.8 Three stage operation . . . . . . . . . . . . . . . .14
4.9 Burner start-up cycle diagnostics . . . . . . .15
4.10 Operating fault diagnostics . . . . . . . . . . . .15
Burner with CE marking in conformity with
12 - Regulating bush for combustion head
13 - Wiring terminal board
14 - Ignition transformer
15 - Filter
16 - Valves group
17 - Manometer
18 - Lamp
19 - Commutator
20 - Low limit thermostat
21 - High limit thermostat
22 - Timer
Nipples . . . . . . . . . . . . . . . . . . . . . . . . . No. 2
Screws . . . . . . . . . . . . . . . . . . . . . . . . . No. 4
Nozzles . . . . . . . . . . . . . . . . . . . . . . . . No. 3
1
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