Welbilt Frymaster McDonald's LOV BIGLA30 Gen II Series Installation, Operation And Maintenance Manual page 77

4. Remove the plastic wrap from the blower motor assembly. Reassemble the blower motor assembly and
blower housing. Reinstall the blower assembly in the fryer.
5. Reinstall the blower shield or shield assembly.
6. Light the fryer in accordance with the procedure described in Chapter 3, Section 3.1.2.
7. After the burners have been lit for at least 90 seconds, observe the flames through the burner viewing ports
located on each side of the combustion air blower. (See Figure 4)
Left Viewing
Port
The air/gas mixture is properly adjusted when the burner manifold pressure is in accordance with the applicable
table on page 2-7 and the burners display a bright orange-red glow. If a blue flame is observed, or if there are dark
spots on a burner face, the air/gas mixture requires adjustment.
On the side of the blower housing opposite the motor is a plate with one or two locking nuts (see illustration on the
following page). Loosen the nut(s) enough to allow the plate to be moved, then adjust the position of the plate to
open or close the air intake opening until a bright orange-red glow is obtained. Carefully hold the plate in position
and tighten the locking nut(s).
Wrap the motor and wires
with plastic wrap or a
plastic bag.
Figure 3
Figure 4
6-4
Blower Housing
Blower Wheel
Viewing
Port is
Behind
Right
Motor