1018028-B Page 12
CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper & dangerous operation. Verify
proper operation after servicing.
!
MAINTENANCE
TERMINAL BLOCK WIRING DIAGRAMS
TO REMOVE MAIN BURNER
FOR INSPECTION & CLEANING
1.
the furnace to cool.
2.
3.
4. Disconnect gas supply to valve.
5.
6.
complete burner, gas valve assembly.
7. After inspecting and cleaning, place burner
assembly back into burner box and tighten
NOTE: Be sure door gasket is not damaged
and will eect a proper seal or pilot outage
will occur.
8.
9. Connect gas supply back to valve.
10. Turn on electric to furnace.
11.
It is recommended that the furnace and all
components be inspected at least annually by a
the burner, pilot, heat exchanger, and vent system.
air is not obstructed.
IMPORTANT: Keep burner & control compartment
clean. Vacuum control compartment at the start of
the heating season and as often as needed.
PROPER BURNER FLAME
a lighter blue outer mantle rising above the burner (See Figure 9 on page 11).
NOTE: It
is advised that the burner ames be checked at least twice during the heating
season for any changes in burner ame characteristics.
The appliance area must be kept clear and free from combustible materials,
only for altitudes 0-2,000 feet. Heaters installed above 2,000 feet must be derated
Model Number
0 to
NATURAL GAS
FIG
DVCF403C .............
DVCF407C .............
DVCF553C ...........
DVCF557C ...........
DVCF404C .............49 50 51 52 52
DVCF408C .............49 50 51 52 52
DVCF554C .............44 45 47 48 49
DVCF558C .............44 45 47 48 49
PROPANE GAS
ORDER KIT #49840 2287-1 High Altitude Kit
DVCF403, 404, 407 & 408
(
C-H
)
91122
Motor (White)
Motor (Green) Motor (Black)
Transformer (Black)
Transformer (Black)
Limit
(Blue)
Terminal
Board
Ground
(Green)
Cord
(Green)
Fan
(Black)
DVCF553, 554, 557 & 558
(
C-H
)
91123
Motor (White)
Motor (Green) Motor (Black)
Transformer (Black)
Transformer (Black)
Limit
(Blue)
Terminal
Board Ground
(Green)
(Green)
Selector
(Black)
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