Wiring Diagrams; Service Hints; Technical Service - Desa (V)DVF36 Owner's Operation And Installation Manual

PROBLEM
No gas to main burner when wall
switch and valve are set to ON
position
Frequent main burner outage
IGNITION CONTROL
IGNITER
ASSEMBLY
Blower
Electrical Rating:
120v, 60Hz, 0.7A

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
You may feel your gas pressure is too low. If so,
contact your local gas supplier.
56131-F
TROUbLESHOOTING
POSSIBLE CAUSE
1. Wall switch wires defec-
tive
1. Burner flame is too low
2. Igniter is misaligned causing
safety burner to "drop out"
3. Vent may be blocked or
restricted

WIRING DIAGRAMS

MODULE
G
N P.
D V2 L1 IND TS S1 SW V1
24V AC
STEP DOWN
TRANSFORMER
120V AC
Figure 63 - Electronic Wiring Diagram
Variable
Speed
Control
Figure 64 - Optional Blower Wiring Diagram
www.desatech.com
Continued
GAS VALVE
ON
WALL SWITCH
(SUPPLIED)
OPTIONAL
OFF
REMOTE
CONTROL
J. BOX RECEPTACLE
BLK
GRN

TECHNICAL SERVICE

You may have further questions about installation,
operation, or troubleshooting. If so, contact DESA's
Technical Service Department at 1-866-672-6040.
When calling, please have your model and serial
numbers ready.
You can also visit DESA's Technical Services web
site at www.desatech.com.
Note: Use only original replacement parts. This
will protect your warranty coverage for parts
replaced under warranty.
REMEDY
1. Check electrical connections
and replace wall switch
1. Clean and adjust main burner
2. Adjust ignitor location for
maximum flame impingement
on sensor
3. Have vent inspected for block-
age or damage
DO NOT
CONNECT
CONTROL
VALVE TO
120 VAC
J. BOX RECEPTACLE
BLK
WHT
GRN
GND
BLK
WHT
WHT
GRN
GND
CONNECTORS
(NOT SUPPLIED)
FIELD WIRE
BLK
INCOMING
120V AC
WHT
(FUSE BOX
OR
GRN
BREAKER)
CONNECTORS
(NOT SUPPLIED)
FIELD WIRE
INCOMING
120V AC
(FUSE BOX
OR
BREAKER)
33