L.B. White 350 Premier User Manual
Page 25
R
epair
.
Is
Air
-Pr
oving Switch
Stuck Open? Check
Continuity
.
Ye
s
Ye
s
R
epair or
R
eplace.
Is F
an Binding?
No
No
Ye
s
Is Air
flo
w
Switch Binding?
R
eplace Air
-Pr
oving Switch.
No
Is
Fan Loose On Mo
tor Shaf
t?
No
Ye
s
Tight
en F
an Blade
Set Scre
w
Is
Pr
oper
Voltage Supplied
to
F
an Mo
tor?
No
Ye
s
Def
ectiv
e Mo
tor or
Capacit
or
. R
eplace
Mo
tor or Capacit
or
Is
Ignition Contr
ol
Module Sending Pr
oper
Voltage t
o Mo
tor
R
ela
y?
Is
Ignition Module Receiving Pr
oper
Voltage?
No
No
R
eplace Mo
tor R
ela
y.
Ye
s
Def
ectiv
e Ignition Module.
R
eplace Module.
Ye
s
Def
ectiv
e Wiring or
Connections t
o Mo
to
r
R
epair or R
eplace
Wiring and Connections
No
Pr
ovide Pr
oper V
oltage,
Check Electrical Supply
,
Cir
cuit Break
er
s, Etc.
24
Ye
s
Is
Fan Belt Loose?
No
Does
Fan Belt
Slip?
No
Ye
s
Are
Fan Shea
ve
s
Loose?
No
Ye
s
Tight
en F
an A
ccor
ding t
o
Prescribed Methods in this Owner’s Manual.
Fan Belt is W
orn or Has
Dir
t on Side
w
all of Belt.
Check Shea
ves f
or Dir
t
or F
oreign Mat
erials.
Tight
en Shea
ve
Set
Scre
ws.
Is
Pr
oper
Voltage Supplied to
Heat
er P
ow
er
Cor
d?
Ye
s
No
Ye
s
Check Bearing(s). R
eplace Bearings
if Necessar
y.
Is Shaf
t
Seized Up in F
an
Bearings?
Tw
o T
Ti
m
es
In
di
ca
te
s
La
ck
o
f
Ai
r
Pr
ov
in
g
in
F
an
S
ec
tio
n
of
U
ni
t.
Fl
as
h
Pa
tt
er
n
B
eg
in
s
W
ith
in
9
0
S
ec
on
ds
A
ft
er
C
on
di
tio
n
O
cc
ur
s.