
Burner
48
Burner Set-up (Riello)
(continued)
Wiring harness connection to Honeywell high limit and Riello burner subbase (with Aquastat control)
Fig. 46
Legend
Burner motor
Capacitor
R
Red
BK
Black
BL
Blue
BR
Brown
G
Green / Ground
W
White
Installations must follow these codes
and requirements:
- National Electrical Code, ANSI/NFPA
70, latest edition and any additional
national, state or local codes.
- In Canada, CSA C22.1 Canadian
Electrical Code Part 1 and any local
codes.
- Wiring must be N.E.C. Class 1. If
original wire as supplied with boiler
must be replaced, type 105°C wire or
equivalent must be used. Supply
wiring to boiler and additional control
wiring must be 14 ga. or heavier.
- Provide electrical ground at boiler as
required by codes.
IMPORTANT
Red wire not used in this application.
Use wire nuts to cap both ends (inside
high limit control and Riello burner sub
base)
5
6
7
1
0
4
4
v
1
.0
Electric shock hazard. Can cause
severe personal injury or loss of life if
power source, including service
switch on boiler, is not disconnected
before installing or servicing.
WARNING
Riello
burner base
R
G
BK
W
BK
BR
W
BL
BL
W
BK
W
C1
B2
C2
L2
B1
L1
R
BK
W
G
H
o
n
e
y
w
e
ll
h
ig
h
lim
it
Riello factory-wired
sub-base
Red wire not
used in this
application
Room thermostat