Technical data

0803UDSA-2GBEN, Pag. 24/36

Figure 11b - Control panel

assy located on a removable

bracket

Legend:

15) Control relay (ER)

16) Terminal blocks

17) 2 stage burner relay K1.2 (option)

(not illustrated)

18) Relay (K1.6)

19) Connector

20) Filter

21) Pressure switch (S3)

22) Electronic burner relay fuse

This heater is equipped with a patented T-CORE

heat exchanger.

Remove any external dirt or dust accumulation. Visually check the heat exchanger

for cracks and holes. If a crack or hole is observed, replace the heat exchanger.

14. Heat exchanger

Maintenance