Description Of The Product; General Description; Main Components; Boiler - DeDietrich NeOvo EcoNox EFU 22 User Manual

4 Description of the product

4 Description of the product
4.1

General description

4.2

Main components

Fig.2 Main components
5
4
1 Control panel
2 On/Off switch
3 Heating body

4 Burner

Fig.3 Main components
1 2 3 4
16
15
14
13
12 11 10
12 EFU
7
1
2
8
3
5
6
7
9 8
MW-5000070-2
The floor-standing oil boilers in the EFU range have the following specifi­
cations:
Heating only with possibility to produce domestic hot water by combining
them with a domestic hot water tank
High-efficiency heating
Low polluting emissions
Heating body in cast iron
Pre-assembled and pre-set oil burner
Electronic control panel
Flue gas discharge via a chimney type connection

4.2.1 Boiler

5 Position of the control panel PCB
6 Flue gas nozzle
7 Safety thermostat manual reset button
8 Burner manual reset button
4.2.2 Burner
1 Flame pipe
2 Command and control box
3 Reset button with blockage indicator
4 Air pressure measurement at the combustion head
5 Air inlet
6 Photoresistor cell
7 Air shutter adjustment screw
8 Combustion head adjustment screw
9 Motor start capacitor
10 Motor
11 Oil return pipe connection
12 Oil inlet pipe connection
13 Pressure gauge connection
14 Oil pump
15 Pump pressure adjustment screw
16 Solenoid valve
6
MW-1000124-4
7615193 - v01 - 09072015