FMI DVF36 - Wiring Diagrams; Electronic System Wiring Diagram; Service Hints; When Gas Pressure Is Too Low

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56131J 33
TROUbLESHOOTING
Continued
REMEDY
1. Check electrical connections
and replace wall switch
1. Clean and adjust main
burner
2. Adjust ignitor location for
maximum flame impinge-
ment on sensor
3. Have vent inspected for
blockage or damage
POSSIBLE CAUSE
1. Wall switch wires defective
1. Burner ame is too low
2. Igniter is misaligned causing
safety burner to "drop out"
3. Vent may be blocked or
restricted
OBSERVED PROBLEM
No gas to main burner when
wall switch and valve are set
to ON position
Frequent main burner outage
WIRING DIAGRAMS
GND
J. BOX
RECEPTACLE
GRN
BLK
WHT
GRN
(NOT SUPPLIED)
INCOMING
120V AC
(FUSE BOX
OR
BREAKER)
FIELD WIRE
WHT
BLK
CONNECTORS
Va riable
Speed
Control
Blower
Electrical Rating:
120v, 60Hz, 0.7A
TRANSFORMER
STEP DOWN
120V AC
24V AC
OFF
WALL SWITCH
(SUPPLIED)
ON
IGNITER
A
SSEMBLY
D
V2
G
N
L1 IND
IGNITION CONTROL
MODULE
TS S1
SW V1
P .
GND
J. BOX
RECEPTACLE
OPTIONAL
CONTROL
REMOTE
GRN
BLK
WHT
GRN
(NOT SUPPLIED)
INCOMING
120V AC
(FUSE BOX
OR
BREAKER)
FIELD WIRE
WHT
BLK
CONNECTORS
E A
I
H
L
O
I
P
T
O
L
DO NOT
CONNECT
CONTROL
VALV E TO
120 VAC
GAS VALV E
Figure 63 - Electronic Wiring Diagram
Figure 64 - Optional Blower Wiring Diagram
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• replace will not produce specied heat
• propane/LP gas supply may be low
You may feel your gas pressure is too low. If
so, contact your local gas supplier.
TECHNICAL SERVICE
You may have further questions about instal-
lation, operation, or troubleshooting. If so,
contact FMI PRODUCTS, LLC at 1-866-328-
4537. When calling please have your model
and serial numbers of your heater ready.
You can also visit our web site at
.