TM 10-3510-209-24
2-34. WATER HEATER BURNER HEAD AND NOZZLE ASSEMBLY (CONT)
ASSEMBLY
1.
Install close nipple (23) and bushing (28) into coupling (24).
2.
Install scanner tube (26) into bushing (28). Install scanner tube in electrode holder (27) and tighten two setscrews
(25).
3.
Assemble two gaskets (22) and peep sight glass (21) and install on ignition sight tube (19).
4.
Install peep sight cap (20) on ignition sight tube
(19).
5.
Install ignition sight tube (19) in electrode holder
(27).
6.
Install elbow (18) on nipple (17). Install nipple in
electrode holder (27). Align matchmarks and tighten
setscrew (16).
7.
Install adapter (15) on end of nipple (17) and
Install nozzle (14) on adapter.
NOTE
Spark plugs (12) are designed left-
handed and right-handed. Be sure to
install spark plug in correct position.
8.
Place gasket (13) over electrodes of spark plug (12) and install spark plug. Repeat procedure for other spark
plug.
9.
Adjust electrodes. Refer to ADJUSTMENT.
2-120 Change 1