
Installation & Servicing Instructions Rinnai E-Series
45
electrical
diagram
figure
23
120V
High Limit Switch
T 220°F
120V
5
X7
E-Prom
Flowswitch*
120V
120 V~
10
11
120 V~
120 V~
120 V~
Power supply
Cylinder connection
8U.35.60.00
Outside
sensor
Bus
Controller
24 V~ 100 mA
1
2
3
4
5
6
7
8
9
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
N
L
N
L
N
L
N
L
CH
DHW
N
A
B
DHW sensor
three-way valve
Room
therm.
On / Off
External
safety
contact
Label
all
wires
prior
to
diconnection
when
servicing
or
replacing
controls. W
iring errors can cause improper and dangerous operation
!
CAUTION