Adjusting The Air/Gas Mixture - Frymaster OCF30ATOG Service & Parts Manual

Wrap the motor and wires
with plastic wrap or a
4. Remove the plastic wrap from the blower motor assembly. Reassemble the blower motor assembly and blower
housing. Reinstall the blower shield.
5. Reinstall the blower assembly in the fryer and reconnect the wiring disconnected in Step 1.
6. Light the fryer in accordance with the procedure described in Chapter 3, Section 3.2.2 of the OCF30™ Series Gas
Fryer Installation and Operation Manual (P/N 819-6687).
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.
Left Viewing
The air/gas mixture is properly adjusted when the burner manifold pressure is in accordance with the applicable
table on page 1-6 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.
result in whistling. It should not be more than 1/3 open.

1.9.7 Adjusting the Air/Gas Mixture

On the side of the blower housing opposite the motor is a shutter plate with a locking nut. Loosen the nut enough to
allow the shutter to be moved, then adjust the position of the shutter to open or close the air intake opening until a
bright orange-red glow is obtained. Carefully hold the shutter in position and tighten the locking nut (see illustration
on the following page).
plastic bag.
Port.
Blower Wheel
NOTE: Opening the air shutter too much may
1-10
Blower Housing
Right
Viewing Port is
behind motor.