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88
Is
A
M
B
E
R
L
E
D
st
atu
s
lig
h
t
o
n?
Is
th
er
e
2
4V
at
S
E
C
-1
a
nd
S
E
C
-2?
Is
th
e
re
1
1
5
V
a
t
L
1
a
n
d
L
2
?
Repla
c
e
fur
nac
e
c
o
nt
rol
.
Is
do
or
s
w
it
c
h
clo
s
ed
?
R
e
pl
a
c
e
tra
ns
fo
rm
er
.
R
e
p
lac
e
d
oo
r
s
w
it
c
h.
Is
th
er
e
1
15V
g
oi
ng
to
s
w
it
ch
?
Is
do
or
s
w
it
c
h
clo
s
ed
?
Is
circ
uit
b
re
ak
er
cl
ose
d
?
C
h
e
c
k
fo
r
c
o
n
tin
u
ity
in
w
ir
e
fr
o
m
c
ir
c
u
it
b
rea
ke
r
to
fu
rna
c
e
.
C
lo
se
ci
rc
ui
t
b
re
ak
er
a
n
d
g
o
b
a
c
k
to
START.
Is
A
M
BER
L
ED
st
a
tu
s
lig
h
t
b
li
nk
ing
rapi
dl
y
w
it
ho
ut
a
p
aus
e
?
Check
fo
r
co
rr
ect
li
n
e
v
olt
a
ge
p
o
lari
ty
.
If
units
a
re
tw
in
n
e
d,
ch
eck
for
pr
op
er
lo
w
-
volta
g
e
(2
4
V)
tr
a
n
sf
orm
e
r
p
hasi
ng.
Is
A
M
BER
L
ED
st
a
tu
s
lig
h
t
b
li
nk
ing
ON/O
F
F
slo
w
ly
with
a
c
om
bin
a
tio
n
o
f
shor
t
a
nd
lo
n
g
fl
ash
e
s?
Dete
rm
ine
s
tat
u
s
c
od
e.
T
h
e
s
ta
tu
s
c
o
d
e
is
a
2
digi
t
n
um
be
r
w
it
h
th
e
fi
rs
t
d
igit
d
e
te
rm
in
ed
by
th
e
n
u
m
be
r
o
f
s
h
o
rt
flash
e
s
a
nd
th
e
s
eco
n
d
d
igit
b
y
th
e
num
b
e
r
o
f
lo
ng
flas
hes
?
T
o
rec
a
ll
p
revi
o
us
sta
tus
co
des
d
is
c
o
nn
ect
the
R
the
rm
o
sta
t
co
nn
ecti
on,
res
et
po
wer,
an
d
p
ut
s
e
tu
p
sw
it
ch
S
W
1-1
in
the
ON
posi
tion
.
T
h
e
A
M
BER
LED
w
ill
fl
ash
th
e
st
atu
s
co
des
in
the
or
de
r
o
f
o
cc
urr
e
n
c
e.
R
e
c
o
rd
st
a
tu
s
co
de
s
u
n
ti
l
st
a
tu
s
co
de
#1
1
fla
s
h
e
s
(1
shor
t
a
nd
1
long
flas
h
).
A
ft
e
r
s
tat
u
s
c
o
d
e
#
11
fl
a
s
he
s
th
e
s
ta
tu
s
co
de
s
w
ill
rep
ea
t.
S
ta
tu
s
c
o
d
e
s
are
e
ra
se
d
a
fte
r
7
2
h
ou
rs
or
can
b
e
m
a
n
uall
y
e
ras
ed
by
pu
tt
in
g
s
e
tup
sw
it
c
h
S
W
1
-1
in
the
ON
p
o
s
it
io
n
and
jum
pe
rin
g
R,
W
/W
1
,
a
nd
Y
/Y
2
sim
u
lta
n
eo
usl
y
until
s
tat
u
s
c
od
e
#
11
is
fl
as
he
d.
W
h
en
don
e
p
u
t
setu
p
s
w
it
c
h
S
W
1
-1
in
the
O
F
F
po
sitio
n
.
W
a
s
there
a
p
revi
ous
s
tat
u
s
c
od
e
o
th
er
tha
n
#
1
1
?
Go
to
s
e
ctio
n
b
elo
w
fo
r
the
s
tat
us
c
o
d
e
that
w
a
s
flas
h
e
d
.
Does
the
c
o
n
tr
ol
re
sp
on
d
to
W
/W
1,
W
2
,
Y
1
,
Y
/Y
2
,
an
d
G
(2
4
V
)
th
e
rm
os
ta
t
signal
s
?
Run
s
y
s
tem
thr
ou
gh
a
lo
w
-h
eat
,
hi
gh
-
hea
t,
o
r
c
ool
in
g
c
y
c
le
to
c
h
eck
o
per
a
ti
o
n
.
S
tatus
co
des
a
re
e
ras
ed
aft
e
r
7
2
h
our
s
o
r
ca
n
b
e
m
an
ua
ll
y
e
ra
s
e
d
b
y
p
ut
ti
ng
setu
p
s
w
it
c
h
S
W
1
-1
in
the
O
N
p
osi
tion
and
jum
pe
ri
n
g
R
,
W
/W
1
,
a
nd
Y
/Y
2
sim
u
ltan
eo
usl
y
unti
l
s
tat
u
s
c
od
e
#
11
is
flash
e
d.
Is
24V
p
re
s
e
nt
at
W
/W
1
,
W
2,
Y
1
,
Y
/Y
2
o
r
G
th
e
rm
os
tat
term
in
a
ls
on
the
fu
rn
a
ce
cont
ro
l?
Check
ro
o
m
th
e
rm
os
tat
o
r
in
te
rc
o
n
n
e
ctin
g
c
a
b
le
.
D
is
c
o
nn
e
c
t
a
ll
th
e
the
rm
o
s
ta
t
w
ir
es
fr
om
the
fur
nac
e
c
o
nt
rol.
Does
the
p
robl
em
re
pe
at
whe
n
u
s
ing
a
ju
m
p
e
r
w
ir
e
?
Repl
a
c
e
fur
nac
e
c
o
nt
rol.
T
h
e
th
e
rm
os
tat
is
n
ot
c
o
m
pati
b
le
w
ith
th
e
fur
n
ac
e
c
o
n
tr
ol.
E
ithe
r
install
a
balla
st
resist
or
,
c
o
n
n
e
ct
th
e
C
om
2
4
V
th
e
rm
os
ta
t
term
in
al
to
th
e
therm
o
s
tat
,
o
r
re
pl
ace
th
e
th
er
mo
s
tat
.
YE
S
NO
YE
S
YE
S
YE
S
YE
S
YE
S
S
E
Y
S
E
Y
S
E
Y
YE
S
STAR
T
YE
S
YE
S
NO
NO
NO
O
NO
N
NO
O
NO
N
NO
NO
NO
Trou
bles
hoo
tin
g
Gu
id
e
11
NO
PREV
IO
US
CODE
–
S
ta
tus
c
od
es
a
re
e
ra
se
d
afte
r
7
2
h
ou
rs
or
c
a
n
b
e
m
an
uall
y
e
ra
s
e
d
b
y
p
utti
ng
s
e
tu
ps
w
it
c
hS
W
1
-1
in
th
e
O
N
p
o
s
it
io
n
a
n
d
ju
m
p
e
ri
n
g
R,
W
/W
1
,
a
nd
Y
/Y
2
sim
u
lt
an
eo
usl
y
u
n
ti
l
s
tat
u
s
c
od
e
#11
is
fla
sh
ed.
R
u
n
s
y
s
tem
th
ro
ug
h
a
lo
w
-h
e
a
t,
h
ig
h
-
hea
t,
o
r
c
ool
in
g
c
y
c
le
to
c
h
eck
s
y
s
te
m
.
1
2
BL
O
W
ER
O
N
AF
TER
P
O
W
ER
UP
–
(1
1
5
V
O
R
2
4
V)
–
N
o
rm
a
l
o
pe
rati
on.
B
lo
wer
ru
n
s
for
90
seco
nds
,
if
unit
is
p
o
wer
e
d
u
p
d
ur
in
g
a
call
fo
r
h
eat
(R-
W
/W
1
close
d
)
o
r
w
he
n
(R-
W
/W
1
opens)
du
ri
n
g
th
e
b
lo
w
e
r
on-
d
el
a
y
p
e
ri
od.
13
L
IMI
T
C
IRCU
IT
LOCKOUT
–
L
o
ck
out
o
ccur
s
if
th
e
limi
t
o
r
fl
a
me
ro
llou
t
s
w
itc
h
is
o
pe
n
lo
n
ge
r
th
a
n
3
m
inutes
o
r
1
0
s
uc
cessi
ve
lim
it
trips
occ
u
rr
ed
du
rin
g
high
-h
eat.
C
o
nt
rol
w
ill
a
ut
o-
res
e
t
a
ft
er
3
h
our
s
.
S
ee
cod
e
3
3
.
14
IGN
IT
ION
LOCK
OU
T
–
S
y
s
tem
fa
ile
d
to
ig
ni
te
gas
and
p
ro
ve
flam
e
in
4
at
tem
p
ts
.
C
ont
rol
w
ill
aut
o
-r
es
et
afte
r
3
ho
ur
s.
S
e
e
s
tat
u
s
c
od
e
3
4.
A113325A
Fig. 66 -- Troubleshooting Guide
59TP6A