C
E
- S
- s
- S
- S
- E
p
- C
  - C
  - C
- s
- S
- C
- A
- V
- v
- V
- V
- O
N
- N
- N
S
- T
- D
C

XFNT-3

E
C

C

CV, V, S,S<

P

floor heating four way mixing valve — V
L

XF26001 — C

XF83268D Brass water control ball valve — V

XF20005 — C

XF20005C — C

XF8083 — v

alve class XF83512-A-B — V

COMMUNICATION

L

v
u
V
V
V
V
C
v
V
C
S
V

B
V
R

M

E
P

<
I

<
C

L
M

<
A

E

V

R2
L
V2
E
K2
<
H2
E
l2
L
M2
L

b

V
T
V
V
S
V
V
V
M
V
V

E

S
E
s
S
S

p

C
s
S
C
A
V
v
V
V

I

N
N

C

C
0
T
i

©

P