Desa PCBM-325 Manual Do Utilizador
www.desatech.com
108805-01C
2
4. Remove logs. Carefully lift top logs
straight up until pins are clear of lower logs
(see Figure 3). Continue removing logs
one at a time. The rear log is very heavy
and should be lifted with both hands.
Place logs away from your work area. Be
careful not to damage logs.
(see Figure 3). Continue removing logs
one at a time. The rear log is very heavy
and should be lifted with both hands.
Place logs away from your work area. Be
careful not to damage logs.
Figure 2 - Removing Front Refractory
Access Panel
Figure 3 - Removing Logs Set
MAIN BUrNer OrIFICe
CONversION
CONversION
1. Using a #10 short Phillips screwdriver,
remove top mounting screw holding pilot
burner shield in place (see Figure 4).
burner shield in place (see Figure 4).
2. With orifice mount exposed, use a 7/8"
open-end back-up wrench on 3/8" flare
adapter and remove 3/8" flare fitting at the
end of 3/8" flare adapter. This will prevent
spinning and damage to the flexible tube
(see Figure 4).
adapter and remove 3/8" flare fitting at the
end of 3/8" flare adapter. This will prevent
spinning and damage to the flexible tube
(see Figure 4).
3. Using the 7/8" wrench, remove the remain-
ing orifice assembly from the burner tube.
Figure 4 - Removing/Replacing Main
Burner Orifice
3/8" Deep Socket
Propane/LP
Gas Orifice
Gas Orifice
Propane/LP
Gas Air-
Mixer Fitting
Gas Air-
Mixer Fitting
3/8" Flare Fitting
Natural Gas
Orifice Fitting
Orifice Fitting
Burner
Bracket
Bracket
Flange
Burner
Tube
Tube
7/8" Back-Up
Wrench
Wrench
Pilot Burner
Shield
Shield
#10 Phillips
Screw
Screw
3/8" Flare
Adapter
Adapter
4. Separate the 3/8" male flare adapter from
the existing natural gas orifice fitting and
save for later reassembly.
save for later reassembly.
5. Thread the propane/LP gas orifice into the
propane/LP gas air-mixer fitting using a
3/8" deep socket driver. Note: LP gas air-
mixer fitting has six (6) holes. The natural
gas fitting has no holes.
3/8" deep socket driver. Note: LP gas air-
mixer fitting has six (6) holes. The natural
gas fitting has no holes.
6. Apply a light amount of propane/LP resis-
tant sealant to both threaded ends of LP
air-mixer fitting.
air-mixer fitting.
7. Thread large threaded end of propane/
LP air-mixer fitting into burner tube and
tighten with 7/8" wrench until flange is
fully-seated into bracket.
tighten with 7/8" wrench until flange is
fully-seated into bracket.
8. Replace 3/8" flare adapter onto exposed
thread on propane/LP gas air-mixer fit-
ting. Use 7/8" back-up wrench on fitting
to prevent turning burner tube.
ting. Use 7/8" back-up wrench on fitting
to prevent turning burner tube.
9. Retighten flare fitting on flexible manifold
tube with the 3/4" open-end wrench and
7/8" back-up wrench.
7/8" back-up wrench.
10. Reattach pilot shield onto burner bracket
with screw removed in step 1.