Premier Ductable Heaters
Owner’s Manual • Premier 350 2.0
29
Premier Ductable
Heater
Owner’s Manual •
Premier 350DF 2.0
29
Gas control status light is not
o
n.
Is ignition control
sending out 24 volts
from terminal MV on
gas control?
Is gas control
valve
receiving
24 volts?
Is l
ight
receiving
24 volts?
Defective light,
replace
the
light.
Defective wire
or
terminal
connection.
Repair and
replace as
needed.
Defective wire
or
terminal
connection.
R
epair
or replace as
needed.
Is high limit at fan end
receiving 24 volts from
ignition
control?
Is high limit at fan end delivering 24 volts to high limit at burner
end?
Is high limit at burner
end
receiving
2
4
volts?
Is high limit at burner end delivering 24 volts
to gas control?
If high limit switch is tripped, firmly
depress the swtich reset button. Check continuity. Determine cause of high limit opening. Check for proper gas pressure,
blockages at air inlet or w
arm
a
ir
discharge,
kinks
in
d
ucting.
Defective
ignition
control.
Replace
control.
Yes
No
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Defective wire or
terminal
connection.
Repair or replace as
needed.
Defective wire or
terminal
connection.
Repair or replace as
needed.
If high limit switch is tripped,
reset the switch. Check
continuity.
D
etermine
cause
of
high
limit
o
pening.
C
heck
for
proper
g
as
pressure
blockages
at air inlet or warm air
discharge, kinks i
n d
ucting.
Yes
