Lincoln 3240-2 Convection Oven User Manual


 
Impinger X2 – Digital Service Manual – Dom & Int’l
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9. Remove burner tube bracket
and Burner tube.
To remove burner tube,
Remove cap from idle end of
Oven wall and remove burner tube.
10. Measure distance from end of shaft to the collar
11. of blower wheel. Loosen blower wheels from shaft.
(1/4" allen screws - use liquid wrench)
Push blower wheels toward idle end.
12. Loosen and remove idle and drive end bearings.
13. Remove shaft and blower wheel assembles.( measure length of
shaft extension from oven wall. Use same measurement when
putting new shaft in)
Remove shaft through idle end of oven.
13.NOTE: When putting new shaft and blower wheels back in, the wheels will have to be removed from the shaft.
It is important to mark the blowers left and right and to mark the positioning of the blowers on the shaft so as to
maintain spacing and balance.
When replacing the burner tube, the top
of the holes in the burner tube should be
12 3/8" from the bottom of the oven.
1. When replacing the expansion bearing in
the drive end, be sure the yoke of the bearing
is pushed as far as possible towards the
oven wall and tightened on the shaft. This
will allow the bearing to expand outward.
Align pulley on drive end of shaft with
pulley on drive motor. Grease bearings
before starting oven.