No
Yes
Remove obstruction.
Check clock program.
Reset
as
required.
Turn up thermostat.
Is th
ere
power (230V)
No
Is the
clock set
to
on?
Is there
power output
Refer to
control panel
Does the fan turn
on?
No
to the
control panel?
Yes
Yes
to the fan?
No
10S
manual for
troubleshooting.
No
Yes
Check thermostat
Disconnect
power
to the
and
replace if
motor. Does the
nece ssary
.
motor turn freely?
No
Fan motor may have to
Is there
an obstruction
to
be
replaced.
the
pump impeller?
Motor
ma
y
ha
ve
have tripped
Is the motor
connected
Yes
overload switch. Wait
No
properly?
Refer to the
w
iring
1
o
-
15
minutes for
diagrams
on
the motor and
automatic
reset.
in the installation manual.
Yes
After
20 second
pre-purge
Is there spark
at
the igniter?
No
Unplug
burner
and
check
electrode
and
ignition
wi
re.
No
Are the
y
damaged?
Yes
Is the ignit
e
r
gap
set at
3
mm?
No
Yes
Is the flue
pipe or
the inlet
of
the
burner
obstructed?
No
Yes
Remo
ve
obstruction.
Replace
e
lectrode
and
ignition
w
ire
as
needed.
Carefu
Ily reset
gap
to
3
mm.
Replace
automatic
control
unit.
Are the hoses to the
pressure
No
switch
secure and leak free?
Yes
Remove Black
and
Yello
w
No leads from the
pressure switch;
place a
jumper bet
wee
n leads
.
Is there a
spark?
Yes
Repai r
,
replace
or
tighten hoses
as
necessary.
Replace
pressure switch.
A
IRA
ATH I
NS
T
A
L
L
A
T
IO
N
O
P
E
RA
T
IO
N
AND
S
E
RV
ICE
M
ANUAL
1
6
.2
T
roub
les
ho
o
ting
F
low
C
ha
rt
(M
ul
tibu
rne
r)
66
of
73
