Master TB116 Owner's Manual page 14

Blower
Mounting.
Panel
Outlet.Louver
bURNER, IGNITOR AND GAS
ORIFICE
WARNING: Make sure heater
is disconnected from propane and
electrical supply. Heater could
ignite causing severe burns.
Remove. top. (see. Top and Side Panel Re-
moval,.see.page.13).
Replacing burner
1.. Remove.all.visible.screws.from.lower.sec-
tion.of.back.panel.and.screen.(see.Figure.
12)..Pull.back.panel.out.to.gain.access.to.
screen. Push screen up and over flange,
then.slide.out.
2.. Disconnect.orange.ignitor.wire.from.ignit-
or..Ignitor.is.attached.to.back.of.burner.
3.. Disconnect. gas. line. at. solenoid. valve.
and at orifice using a 5/8" wrench. Avoid
bending.and.set.aside.
4.. Remove. 3. screws. securing. burner. to.
partition. (see. Figure. 13).. Rotate. burner.
clockwise.and.pull.out.of.chamber.
. Note: There is a cutout on the partition
that allows the ignitor and bracket to slide
out as a complete assembly. Use caution
when removing or installing burner to avoid
damaging or dislocating ignitor electrode.
5.. After. all. service. is. complete,. reinstall.
burner. in. reverse. order.. Support. burner.
14
Service
Figure 11 - Removing Blower/Motor Assembly
www.desatech.com
Continued
Baffle Top
while.inserting.burner.locator.pin.into.hole.
in. chamber. end. panel.. Replace. screen.
and.back.panel.
Figure 12 - Back Panel and Screen
Figure 13 - Removing Burner
Terminal.
Blocks
Blower/Motor
Screen
Solenoid.Valve
Burner
Back Panel
120193-01A