TM 10-3510-222-24
2-55. IGNITION CABLES, SIGHT EYE, NOZZLE, FUEL PIPING, AND ELECTRODES - continued.
c. INSTALLATION
(1)
Install elbow (19) on base (24) using teflon tape on the male pipe threads.
(2)
Install adapter (17) on pipe (18).
(3)
Install nozzle (16) on adapter (17).
(4)
Position electrodes (15) in base (24) and tighten setscrews (14) handtight.
(5)
Go to adjustment procedure to correctly position electrodes (15) in base (24).
(6)
Connect female terminal (26) of cable (10) to transformer contact (22) and cable (11) to contact (23).
(7)
When electrodes (15) are correctly positioned in base (24), position cables (10 and 11) on electrodes (15)
and install nuts (8 and 9) on each electrode.
(8)
Position burner base (24) on shutter assembly (25) and install three lockwashers (13) and screws (12).
(9)
Position cover (7) on base (24) and install six lockwashers (6) and screws (5).
(10)
Install gasket (3), window (2) and cap (1) on pipe (20).
CAUTION
Flame control is fragile. Do not force on or overtighten.
(11)
Connect flame control (4) on sight eye (21) fingertight.
d. ADJUSTMENT
NOTE
Adjustment of electrodes is necessary when fuel nozzle/piping components or electrodes are
replaced Electrodes may also require adjustment because of wear and vibration
(1)
Remove base in accordance with removal procedure this paragraph.
(2)
Check adjustment of electrodes (15). If adjustment is correct, go to step 4.
(3)
If adjustment is required, loosen setscrews (14) and position electrodes (15), turning them in their base (24),
or pulling them in or out for correct gaps.
(4)
When adjustment is satisfactory, tighten setscrews (14) and complete assembly of burner in accordance with
installation procedure.
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