750-211 (revised 2009)
Promethean Boilers, Model 4WI Manual
6-25
6.22 — Burner Drawer Adjustment
The oil nozzle tip should be seated tightly in the body with the swirler and
the seating spring in place. See Chapter 8, Section 8.7 for additional nozzle
tip information.
Check to see that the flame detector sight tube and the gas pilot tube
extend through their respective openings in the diffuser face.
FIGURE 6-19. Gas Pilot Electrode
FIGURE 6-20. Light Oil Pilot Settings