Replacing The Most Important Components - Diamond E99/PRA1 Instrucciones Para La Instalación, El Uso Y El Mantenimiento

The electrical connection plate is placed near the terminal board.
MODEL
TYPE OF SUPPLY
3N AC 380...415 V 50/60 Hz.
2N AC 380...415 V 50/60 Hz.
3 AC 220...240 V 50/60 Hz.
1N AC 220...240 V 50/60 Hz.
3.
The replacements described below should only be performed by an "Authorized Service Centre".
Before replacing any component, you need to cut off power to the unit with the multi-polar switch.
A) Switch and thermostat
- remove the instrument panel
- undo the screws fastening the component
- disconnect the thermostat from the switch, carefully bending the two tabs of the bracket
- remove the thermostat bulb protection and take it out through the slit
- disconnect the wires, following the wiring diagram
- replace the component and reassemble everything, following the wiring diagram
- fit it all back together in reverse order to the above.
B) Heating elements
- disconnect the wires of the heating elements
- remove the heating element protection box
- remove the brackets fixing the heating element
- replace the part and reassemble everything, following the wiring diagram
2 3
1
380...415 V 3N
L2 L3
L1
380...415 V 2N
L2
L1
220...240 V 3
L1
220...240 V
L1

REPLACING THE MOST IMPORTANT COMPONENTS

4 5
50/60 Hz
N
50/60 Hz
N
50/60 Hz
N
50/60 Hz
N
E99/PLA1 E99/PLCA1
E99/PRA1
Mass. N° cables
A/f. mm
2
8.3 5 x 1.5
16.66 4 x 2.5
14.4 4 x 1.5
25 3 x 4
- 15 -
6
PE
PE
PE
PE
E99/PLA2 E99/PLCA2
E99/PMA2 E99/PMCA2
Mass. N° cables
A/f. mm
2
16.66 5 x 2.5
33.32 4 x 6
28.86 4 x 4
50 3 x 10
Tab. 3
GB