Page 2
Table of Contents
SECTION 1 General Information. .........................................3
1.A General Plumbing Connection Guidelines .................................
3
1.B Pipe Sizing for system and common supply
& return headers in Cascade Systems
.......................................
3
1.C Product Flow Paths and Characteristics ....................................
4
1.C.1 Floor Standing CH Circulation ..................................................
4
1.C.2 Wall-Mounted CH Circulation ...................................................
5
1.D High Voltage and Low Voltage Terminals
(wall and floor models) ...............................................................
5
1.E Miscellaneous Wiring ..................................................................
6
SECTION 2 Piping and Wiring Diagrams.
...........................8
2.A Cascade FT Floor Heating Only Boilers Piping
and Wiring Diagrams
..................................................................
8
2.B Cascade FT Wall-Mounted Heating Only Boilers Piping .........
18
SECTION 3 Cascade Communications
(the cascade cable)
..........................................22
3.A Cascade Kit Content and Instructions ......................................
22
3.B Wiring Connections for Cascade ..............................................
22
SECTION 4 The Control Display
..........................................26
4.A The Control Display ...................................................................
26
4.B The LCD ...................................................................................
27
SECTION 5 Cascade Programming ....................................28
5.A Programming a Cascade System ............................................
28
5.B The Cascade CH Function for Set Point Operation .................
29
5.C Outdoor Reset Operation ..........................................................
30
5.D Domestic Hot Water ‘Storage Mode’ for Cascade System. ....
30
5.E Cascade System Error Codes ..................................................
32
