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VIII. SYSTEM START-UP (continued)
• Remove the AIR TUBE COVER
PLATE (5) by loosening the retaining
SCREW (4) .
• Loosen SCREW (2), and then slide the
complete drawer assembly out of the
combustion head as shown.
ii.
Installation:
To insert drawer assembly, reverse the
procedure in Step
i
above.
d
Nozzle Replacement
, refer to Figure 17.
i.
Remove the NOZZLE ADAPTER (2) from
the DRAWER ASSEMBLY by loosening the
SCREW (1).
ii.
Remove existing nozzle from nozzle adapter.
iii.
Insert the proper NOZZLE into NOZZLE
ADAPTER and tighten securely (
DO NOT
cover tighten), refer to Table 6.
iv.
Replace adapter, with nozzle installed, into
drawer assembly and secure with screw (1).
e.
Inspect and measure burner electrodes
. Refer
to Figure 18 for the proper electrode settings.
Figure 15: "L1" Fixed Head Electrode Positioning and Gun Setting (Beckett AFG)
Figure 16: Installation/Removal of
Riello Drawer Assembly
Figure 17: Riello Nozzle Replacement