Unical TRIOPREX N Series - Page 21

21
2
1
5
6
3
4
2
1
5
5
3
4
1 Thermometer bulb
2 Working thermostat bulb
3 Minimum thermostat bulb
4 Safety thermostat bulb
5 Bulb retaining clip
fig. 25
TRIOPREX N 840
fig. 26
Sequence of bulbs introduction
Introduce the bulbs into the bulb holder, in
the upper part of the boiler body, in the
following sequence (Ref. to fig. 26):
- (pos. 1) thermometer
- (pos. 2) working thermostat
- (pos. 3) high limit thermostat
- (pos. 4) minimum temperature thermostat.
It is recommended to introduce the bulbs up
to the bottom of the bulb holder to have a
better response. Introduce then the contact
spring (pos. 6) to improve the contact and
secure the capillaries in position by the clip
(pos. 5).
1 Thermometer bulb
2 Working thermostat bulb
3 Safety thermostat bulb
4 Minimum thermostat bulb
5 Bulb retaining clip
6 Contact spring