83
Is
LE
D s
tat
us lig
h
t
on
?
Is
th
er
e 2
4
V
at
S
E
C
-1
a
n
d S
E
C
-2?
Is
th
er
e 1
1
5V
at
L1
an
d L
2
?
Repla
c
e f
u
rn
ac
e c
o
nt
rol.
Is
d
o
or
s
w
itc
h
clo
sed
?
Repla
c
e t
ra
n
sf
orm
e
r.
Repla
c
e do
or
s
w
it
ch
.
Is
th
er
e 1
1
5V
goi
n
g t
o
s
w
it
ch
?
Is
d
o
or
s
w
itc
h
clo
sed
?
Is
cir
c
u
it
br
e
a
k
e
r cl
ose
d?
Check
fo
r co
nti
n
uit
y
i
n
w
ire
from
ci
rcui
t
b
rea
k
e
r to
fu
rn
a
c
e.
Cl
ose
circ
u
it b
re
a
k
e
r a
nd
go
ba
ck
to
START
.
Is
L
E
D s
ta
tus lig
h
t
blink
ing
r
a
pidl
y
with
out
a p
a
us
e?
Che
c
k
fo
r co
rr
ect li
ne
volt
age
p
o
lar
it
y
.
If
units
ar
e t
w
in
n
e
d,
ch
eck
for
pr
op
er l
o
w
-
volta
g
e (2
4V
)
tr
a
n
sf
orm
e
r
p
h
asi
n
g.
Is
L
E
D s
ta
tus l
ig
h
t
blink
ing
ON/O
F
F
slo
w
ly
w
it
h
a
com
b
in
ati
o
n of
s
h
o
rt an
d
lon
g
flas
hes
?
Dete
rm
ine
s
ta
tus c
o
d
e
. T
h
e st
atu
s
co
d
e
is a 2
d
igi
t n
u
m
b
e
r
w
it
h
th
e fi
rst
digit
det
e
rm
ine
d
b
y
t
h
e num
b
er of
s
h
o
rt
fl
a
s
he
s
an
d t
h
e
se
c
o
n
d
d
ig
it
by
th
e
num
b
e
r o
f lo
ng
flas
hes
?
T
o
rec
a
ll st
atu
s
co
de
bri
e
fl
y
rem
o
v
e
a
n
d r
e
co
nne
c
t
one
RE
D
w
ir
e
f
rom
t
h
e
dr
a
ft
safe
gu
ard
s
w
itc
h
t
o
d
is
p
la
y
sto
re
d
st
atu
s
co
d
e
.
You
ca
n a
ls
o
r
e
call
th
e p
revi
o
u
s
sta
tu
s
co
de
b
y
m
o
m
e
nt
aril
y
s
h
o
rtin
g
t
h
e T
EST
/T
W
IN te
rm
ina
l t
o
Com
2
4V t
e
rm
ina
l
until t
h
e
LE
D
go
es o
u
t.
LE
D
w
ill
flas
h t
h
e st
at
us c
o
de
of
th
e p
revi
o
us
fa
ult o
r s
tatus
cod
e
#
1
1
(1
sho
rt
an
d 1 l
o
n
g
fl
ash
) if t
h
ere
w
a
s
no
pr
evio
us f
a
ul
t. A
fter
th
e c
o
ntr
o
l
re
p
e
at
s th
e c
o
d
e
4
tim
e
s, t
h
e
co
ntr
o
l
w
ill star
t th
e c
o
m
p
o
n
e
n
t t
e
st s
e
q
u
e
n
ce.
On
ce
in
it
ia
te
d
th
e c
o
n
tro
l
w
ill
tu
rn
th
e
in
d
u
c
e
r O
N
at
h
ig
h
-h
ea
t sp
ee
d
. Th
e i
n
du
c
e
r
w
ill
r
u
n
fo
r t
h
e
e
n
tir
e
co
m
p
on
ent
tes
t. T
h
e HS
I,
b
lo
w
er
m
o
to
r L
O
HEAT
sp
e
e
d
, H
I HEA
T
spe
e
d, an
d
CO
OL sp
eed
w
ill
r
u
n for
1
0
–
1
5
s
e
co
nds
ea
ch.
Ga
s va
lv
e
an
d
hum
idifie
r
w
ill
not
b
e
tu
rn
ed
on.
W
h
en the
blo
w
er m
o
tor
is t
u
rn
ed
O
F
F
th
e in
d
u
cer
w
ill
be s
w
itch
ed
to
l
o
w-
s
p
e
e
d
fo
r 1
0
se
con
d
s.
W
a
s there
a p
revi
o
us
stat
us c
o
d
e
o
th
e
r
th
a
n
#
1
1
?
Go
t
o
s
e
ctio
n b
e
lo
w fo
r t
h
e s
ta
tus c
o
d
e
th
at
w
a
s flas
he
d.
Doe
s
th
e
co
ntr
o
l
re
sp
on
d
to
W
/W
1
,
W
2
,
Y
1
, Y
/Y
2
,
an
d
G
(2
4
V
)
th
e
rmo
s
ta
t
sign
a
ls
?
Run s
y
stem
t
h
ro
u
g
h
a lo
w
-h
e
at
, hi
gh
-
h
e
at
, or
co
o
lin
g
cy
cl
e
to
ch
e
c
k op
e
ra
tion
.
S
tat
us
c
o
des
ar
e e
ras
ed
af
te
r 72
h
o
ur
s
.
Is
24V
pr
es
ent
at W
/W
1
, W
2
,
Y
1
,
Y
/Y
2
or
G th
erm
o
s
tat
term
in
als
on
the
fu
rn
ace
cont
ro
l?
C
h
ec
k
ro
om
th
erm
o
s
tat
or
inter
c
o
n
ne
ctin
g ca
ble
.
Di
scon
nec
t all
the
th
erm
o
s
tat
wi
re
s fr
o
m
th
e fu
rn
ac
e
c
o
nt
rol.
Doe
s
th
e
p
robl
e
m
r
e
pe
at
whe
n u
s
ing
a
jum
p
er
w
ire
?
Repla
c
e f
u
rn
ac
e c
o
nt
rol.
T
he th
erm
o
s
tat
is n
o
t c
o
m
pati
b
le
w
ith
the
fu
rn
ac
e co
ntr
o
l.
Eithe
r i
n
sta
ll
a
balla
st
resist
or,
co
nn
ect t
h
e
Com
2
4V
th
erm
o
s
tat
te
rm
in
al to
th
e t
h
erm
o
sta
t, o
r r
e
pl
ace
th
e
th
e
rm
o
sta
t.
YE
S
NO
YE
S
YE
S
YE
S
YE
S
YE
S
YE
S
YE
S
YE
S
YE
S
STAR
T
YE
S
YE
S
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Troubles
h
ooting Guide
A11323A
Fig. 70 -- Troubleshooting Guide
PG95X
AT