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Find Replacement BBQ Parts for 20,308 Models. Repair your BBQ today.
14
107050
VENTED TYPE DECORATIVE APPLIANCE
EVGL850N
®
TECHNICAL
SERVICE
You may have further questions about in-
stallation, operation, or troubleshooting.
If so, contact DESA International’s Techni-
cal Service Department at 1-800-323-5190.
You can also visit DESA International’s
technical services web site at
www.desatech.com.
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• fireplace will not produce specified heat
• propane/LP gas supply may be low
When Gas Quality Is Bad
• pilot will not stay lit
• burner will produce flames and soot
• fireplace will backfire when lit
You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
propane/LP gas supplier.
WIRING DIAGRAM
Control
Valve
Pilot
Robertshaw
MODEL SP745 IGNITION CONTROL
STEP DOWN
TRANSFORMER
PV
GND
PV/MV
TR
MV
TH
HEAT
LIMIT
SWITCH
IGN
EV2
SUPPLY
INCOMING
MAIN GAS
EV1
TO
GAS LINE
BURNER
24V AC
120V AC
120V AC
INCOMING
OR BREAKER)
(FUSE BOX
OFF
ON
(SUPPLIED)
WALL SWITCH
GREEN
BLACK
WHITE
120v, 60Hz, 0.7A
ELECTRICAL RATING:
BLACK
WHITE
GREEN
OPTIONAL
REMOTE
CONTROL
Ignitor
Hearth Pan
Connectors
(Not Supplied)
Field Wire