Maintenance; Replacing Disposable Odor Fighting Dust Bag; Replacing Worn Belt; Adjusting Or Replacing Brushroll - Oreck U3770 User Manual

Maintenance.

E N

Replacing Disposable Odor Fighting Dust Bag

WARNING: Unplug cord from electrical outlet before servicing.
BAG REMOV AL:
6 Unzip outer bag completely.
7 Pull bag cardboard collar to release bag dock door from connector. Bag dock door will hinge downward.
8 Gently pull bag cardboard collar upward out of the bag dock. Saniseal
BAG INSTALLATION:
9 Slide the cardboard collar completely onto bag dock door.
10 Firmly push bag dock door with both thumbs on indication point until it snaps.
6

Replacing Worn Belt

WARNING: Unplug cord from electrical outlet before servicing.
11
Remove the replacement belt from the storage channel.
12 Remove the door by removing the hold down screw located on side of power head.
13 Fold door away from the power head and lift it away.
14 Remove the belt from the motor drive shaft and brush roll pulley.
15 Loop the new belt over the brush roll pulley. Place the opposite end of the belt on the motor drive shaft.
13 Replace the door by placing the bottom tab on door into slots located inside power head and pressing the
door closed.
12 Replace the hold down screw and tighten.
11

Adjusting or Replacing Brushroll

WARNING: Unplug cord from electrical outlet before servicing.
To determine if the brushroll is worn, place a firm straight edge across the nozzle opening. If brushroll bristles do
not extend beyond baseplate, brushroll should be adjusted.
16 Remove the baseplate by removing 5 screws. Then, remove the belt and brushroll from the housing.
Rotate both bearing assemblies at ends or brushroll to show "OLD" and replace in the holding channels in the housing.
17
Note: The bearing assembly setting market "OLD" has no ribs on the top of the assembly.
18
The one marked "NEW" has several ribs. When rotating bearings, make sure both bearing assembly settings are
19
the same and face up when replacing the brushroll.
15 Reassemble the belt.
Reassemble the baseplate.
16
G L I S H
7 8
12
13
6
® dust seal will close automatically.
8 10
14 15
ENFONCEZ JUSQU'À 'À ENFONCEZ JUSQU'À ENFONCEZ JUSQU
ENTENDRE UN BRUIT ENTENDRE UN BRUIT ENTENDRE UN BRUIT
PRESIONE HASTA PRESIONE HASTA A PRESIONE HAST
ESCUCHAR UN ESCUCHAR UN ESCUCHAR UN
CHASQUIDO DE SUJECIÓN CHASQUIDO DE SUJECIÓ Ó N N CHASQUIDO DE SUJECI