Desa M36E(B - Manual (Page 19)

108796-01E
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For more information, visit www.desatech.com For more information, visit www.desatech.com
Robertshaw
MODEL SP745 IGNITION CONTROL
STEP DOWN
TRANSFORMER
PV
GND
PV/MV
TR
MV
TH
VENT SAFETY
SHUTOFF SWITCH
MANUAL
DAMPER
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
TECHNICAL SERVICE
You may have further questions about installation, operation, or
troubleshooting. If so, contact DESA’s Technical Service Depart-
ment at 1-866-672-6040.
You can also visit DESA’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 if using propane/LP gas
You may feel your gas pressure is too low or gas quality is bad. If
so, contact your local gas supplier.
WIRING DIAGRAM
Pilot
Burner
Pilot Gas
Line
Note: Use only original replacement parts. This will protect your
warranty coverage for parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized dealers of this product. If they can’t supply
original replacement part(s) call DESA’s Technical Service Depart-
ment at 1-866-672-6040 for referral information.
When calling DESA, have ready
• your name
• your address
• model and serial numbers of your fireplace
• how fireplace was malfunctioning
• type of gas used (propane/LP or natural gas)
• purchase date
Usually, we will ask you to return the part to the factory.
PARTS NOT UNDER WARRANTY
Contact authorized dealers of this product. If they can’t supply
original replacement part(s) call DESA at 1-866-672-6040 for
referral information.
When calling DESA, have ready
• model number of your fireplace
• the replacement part number
REPLACEMENT PARTS
SERVICE HINTS
TECHNICAL SERVICE
WIRING DIAGRAM
REPLACEMENT PARTS