L.B. White Oval 80™ Radiant - Manual (Page 25)

R
ed
LED
C
on
stant
O
n
Normal Operation
Problem R
ed
LED
no
t on
du
ri
ng
a
ca
ll
fo
r
he
at
.
Is heat
er
plugged in?
Does heat
er
star
t?
Ye
s
No
Ye
s
Ye
s
Ye
s
Is
thermostat
set abo
ve
room
te
m
perature?
Set thermostat
abo
ve
room
te
m
perature.
Is
thermostat
def
ectiv
e? Check
for v
oltage supply
int
o and out of thermostat.
Is
pr
oper
voltage supplied
to
heat
er po
w
er cor
d
and thr
ough po
w
er
cor
d?
Check dataplat
e f
or
electrical supply
req
uirements. Pr
ovide
pr
oper v
oltage fr
om
electrical supply
. Check
cir
cuit break
er
s in
building electrical
syst
em. Check po
w
er
cor
d f
or continuity
.
R
eplace thermostat
Are
24
v
olts
supplied fr
om
transf
ormer?
R
eplace
transf
ormer
No
No
No
No
Ye
s
Are
24
v
olts
supplied t
o ignition
contr
ol t
erminal W
during ignition
seq
uence
Poor electrical connection or br
ok
en wire present. R
epair or replace.
Voltage dr
op fr
om thermostat t
o t
erminal W on ignition contr
ol.
Incorrect wire size fr
om thermostat t
o t
erminal W on ignition contr
ol.
Ye
s
R
eplace ignition contr
ol.
Is
pr
oper
voltage supplied to
transf
ormer?
Check electrical connections and po
w
er
supply t
o transf
ormer
.
R
epair as necessar
y.
No
Ye
s
25
Plug heat
er in.
No
Ye
s
R
eplace red LED
No