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MAINTENANCE
PARAGRAPH
Spark Igniter
7.2
(GP-122435-S)
Flame Detector
7.3
Combustion
7.4
Testing of
7.5
Safety Devices
7.6
Condensate
7.7
Drain Trap
* Only performed after initial 6 month period after initial startup.
7.3 FLAME DETECTOR
The flame detector, part number 66006, is
located in the body of the burner (see Fig. 7.1).
The flame detector may be HOT. Allow the unit
to cool sufficiently before removing the flame
detector.
To inspect or replace the flame detector:
1. Set the ON/OFF switch on the control panel,
to the OFF position. Disconnect AC power
from the unit.
2. Remove the top panels from the unit.
3. Disconnect the flame detector lead wire.
Unscrew the flame detector and remove it.
(See Fig 7.2)
4. Inspect the detector thoroughly. If eroded,
the detector should be replaced. Otherwise
clean the detector with a fine emery cloth.
5. Reinstall the flame detector and flame
detector gasket, if removed.
6. Reconnect the flame detector lead wire.
7. Reinstall the side and top panels on the unit.
7-2
Table 7-1. - Maintenance Schedule
ITEM
6 Mos.
*Inspect
*Inspect
(66006)
*Check
Adj.
Burner
Inspect
12 Mos.
24 Mos.
Inspect
Replace
Inspect
Replace
Check
See CSD-1
Chart in
I
Appendix
Inspect
Inspect &
Clean
7.4 COMBUSTION CALIBRATION
Combustion settings must be checked at the
intervals shown in Table 7-1 as part of the
maintenance requirements. Refer to Chapter 4
for combustion calibration instructions.
IGNITER CONTACTOR
Figure 7.2
Spark Igniter and Flame Detector Location
Cut-Away View
Labor
Time
15 mins.
15 mins.
1 hr.
20 mins.
2 hrs.
1 hr.
FLAME DETECTOR
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