L.B. White Pilot - Manual (Page 43)

Pr
ob
lem 8
Burner does not shut off when temperature requirement is satisfied.
Does
ther
mostat shut
off within ± 3° F
.
of set point?
Ye
s
No
Debr
is is lodged
in seat of gas control v
alv
e
.
Replace entire
v
alv
e
.
Replace ther
mostat.
Pr
ob
lem 9
Flame “lifting” off of b
urner
.
Has gas
pressure been
chec
k
ed?
Ye
s
No
Ye
s
Are there b
loc
kages in
b
u
rner casting, b
u
rner or
ifice or
pr
imar
y air inlets of casting?
Clean with compressed air
.
Chec
k f
or proper pressure
to inlet of heater and also for proper b
u
rner manif
old
pressure
.
Pr
ob
lem 10
Burner flame dr
ops
out after 10 - 15 min
utes of
Is
gas supply
line and tank
proper
ly
siz
ed?
Ye
s
No
See prob
lem 3 and 6.
Resiz
e
line and reselect
larger tank siz
e if necessar
y.
August 1999
5.1-9 9