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SCREW
OIL LINE
MOUNTING
BRACKET
LEADWIRE
Fig. 5. Use oil line adapter bracket to
mount C554A on oil line.
Wiring
Disconnect power supply before beginning wiring to
prevent electrical shock or equipment damage.
All wiring must comply with local electrical codes and
ordinances. See Fig. 6 for a typical C554A hookup to the
oil burner primary control.
THERMOSTAT
(24V)
C554A
CADMIUM SULFIDE
FLAME DETECTOR
Fig. 6. Typical hookup for C554A to
oil burner primary control.
OIL LINE ADAPTER
BRACKET
PLUG-IN
SOCKET
CELL
OIL BURNER RELAY
T
T
F
F
C554A CADMIUM SULFIDE FLAME DETECTOR
CHECKOUT
TO
To check cad cell operation, use the following procedure:
NOZZLE
³ Disconnect the cad cell leadwires; then start the
burner. Shortly after the burner starts, place a
temporary jumper between terminals F-F. Connect
the ohmmeter across the cad cell leadwires;
resistance should be less than 1600 ohms.
· Stop the burner and remove the temporary jumper.
» With the burner off, check the dark cell resistance
across the cad cell leadwires. Resistance should be
greater than 20,000 ohms.
M7856
NOTE: If cell resistances are different than
¿ Reconnect the cad cell leadwires. Check the
Protectorelay" Burner Sequencing Relay control
according to the instructions packed with the control.
SERVICE AND REPLACEMENT
Under normal operating conditions, the C554A does not
require cleaning. If a badly adjusted burner causes heavy
accumulation of dirt and soot on the cell surface, carefully
wipe the cell surface to restore full view of the oil flame.
If the C554A is damaged, replace the plug-in part of the
cell. Order Honeywell part no. 130367 Replacement Cad
Cell.
M7858
3
specified, recheck the wiring and location
of the cell. If necessary, replace the plug-in
part of the cell, Honeywell part no. 130367
Replacement Cad Cell.
60-0164B—1
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