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– 35 –
7. After cleaning, reinstall the two fan blades: Mate the at side of the D-shaped hole on the fan
to at side of the D-shaped shaft. Assemble and tighten the nut counterclockwise to the shaft
(Figs. 60, 61, 62). Make sure the fans rotate freely after installing.
Fig. 60
Fig. 63
CENTER NUT
FAN
CENTER NUT
FAN
D HOLE
Fig. 61 Fig. 62
Fig. 64
8. Reinstall the upper cover. Hold the front of the upper cover with both hands. Guide the rear of
the upper cover to the three pins at the rear; push to the rear so the three pins are engaged with
the slots on the upper cover (Fig. 63). Lift up the front of the upper cover while pressing both
thumbs in so that you engage the slots on the front of the upper cover with the three front pins
(Fig. 64). Make sure all six pins are properly engaged with the slots on the upper cover.
REAR SLOTS IN UPPER COVER
ENGAGE THREE REAR PINS
9. Replace the
7
/16" acorn nut in the middle of
the upper cover (Fig. 65).
FRONT PINS
Fig. 65