Wiring Diagram - Desa HRB3624NR Owner's Operation And Installation Manual

Unvented (vent-free) gas log heater
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CLEANING AND
MAINTENANCE
Continued
3. Blow air through the ports/slots and holes
in the burner.
4. Check the injector holder located at the
end of the burner tube again. Remove
any large particles of dust, dirt, lint or pet
hair with a soft cloth or vacuum cleaner
nozzle.
5. Blow air into the primary air holes on the
injector holder.
6. In case any large clumps of dust have now
been pushed into the burner repeat steps
3 and 4.
Clean the pilot assembly also. A yellow tip on
the pilot flame indicates dust and dirt in the
pilot assembly. There is a small pilot air inlet
hole about 2" from where the pilot flame comes
out of the pilot assembly (see Figure 43). With
the unit off, lightly blow air through the air inlet
hole. You may blow through a drinking straw
if compressed air is not available.
Ports/Slots
Burner
Tube
Primary Air
Inlet Holes
Figure 42 - Injector Holder On Outlet
Burner Tube
Figure 43 - Pilot Inlet Air Hole (Your pilot
may vary from pilot shown)
119426-01F
Injector Holder
Pilot Air
Inlet Hole
Pilot Assembly
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LOGS
• If you remove logs for cleaning, refer to
Installing Logs, page 18, to properly replace
logs.
• Replace log(s) if broken or chipped (dime-
sized or larger).
MAIN BURNER
Periodically inspect all burner flame holes with
the heater running. All slotted burner flame
holes should be open with yellow flame pres-
ent. All round burner flame holes should be
open with a small blue flame present. Some
burner flame holes may become blocked by
debris or rust, with no flame present. If so,
turn off heater and let cool. Remove blockage,
blocked burner flame holes will create soot.

WIRING DIAGRAM

(Remote-Ready Models Only)
Thermopile
27

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