YHMY range – electrical connections
Electrical connections of several appliances with York wall-mounted controls.
At the most 4 appliances of the same capacity can be connected together.
KEY
YHMY
YHMY board
TR
TR control board
ATR
ATR control board
TMM
Remote season changeover
E
Water solenoid valve (two-pipe system)
CH
PE
N
L
8
1
2
7
1 2
6
5
4
3
1
2
MC1
MC2
MC3
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
E
E
E
E
MC3
MC2
MC1
2
1
3 4 5 6
2
1
7
2
1
8
L
N
PE
CH
TR without valves
TR with 1 valve
20°
°C
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
TR
TR
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
MC3
MC2
MC1
2
1
3 4 5 6
2
2
1
1
L
N
PE
CH
E
E
E
E
CH
PE
N
L
1
2
1 2
6
5
4
3
1
2
MC1
MC2
MC3
ATR without valves
ATR with 1 valve
20°
°C
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
YHMY
ATR
ATR
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
5 4 2 N
GB
8