HZ42ST Regency Horizon
TM
Gas Fireplace
45
MAINTENANCE
MAINTENANCE
DC SPARK BOX
REPLACEMENT
1)
Pull out the bottom faceplate panel - see
Diagram 1.
2)
Remove the DC spark box bracket assembly
by sliding out the mounting plate from the
fi rebox. The mounting plate is located in the
lower right corner of the unit.
1)
Pull out the bottom faceplate panel - see
Diagram 1.
2)
Remove the DC spark box bracket assembly
by sliding out the mounting plate from the
fi rebox. The mounting plate is located in the
lower right corner of the unit.
DC SPARK
BOX BATTERY
REPLACEMENT
3)
Disconnect the spark electrode wire from the
DC spark box shown in the image below.
4)
Disconnect the 2 DC spark generator wires
from the DC Spark box located on the left
side of the DC spark box as shown below.
3)
Remove the battery cover from the DC Spark
Box.
DC Spark Box mounting plate
partially removed.
Generator Wires
Diagram 1
DC Spark Box mounting plate
partially removed.
4)
Remove the AA battery and replace with a
new one.
5)
Reverse steps 3 to 1.
Spark Electrode Wire
DC Spark Box
Ground Wire
5)
Remove the 2 screws that secure the DC
spark box to the mounting plate.
6)
Replace DC spark box, reconnect ground
wire, and reverse steps 4-1.
Note:
Mounting plate slides into brackets
located on the inside of the lower wall of
the fi rebox - right of the valve assembly.
GLASS DOOR REMOVAL
1)
Turn the unit off and allow it to cool down to
room temperature.
2)
Turn off the gas supply to the unit.
3)
Remove the faceplate by lifting it up off the
glass door.
4)
Remove the glass door - see manual for
detailed instructions.
a)
Remove the 3 screws shown below at
the bottom of the glass door
.
b)
Swing the door out 45
o
from the bottom
and lift up and out.
Faceplate
Glass Door
