Machine Maintenance; Daily Maintenance; Weekly Maintenance; Quarterly Maintenance - Tennant 3220 Manual De Operador Y Lista De Repuestos

OPERATION

MACHINE MAINTENANCE

To keep machine in good working condition, simply
follow machine's daily, weekly and quarterly
maintenance procedures.
FOR SAFETY: When servicing machine, unplug
cord from wall outlet.

DAILY MAINTENANCE

(Every 4 Hours of Operation)
1. Check filter bag for fullness, replace bag as
needed. Do not reuse paper bags. Inspect optional
cloth bag for tears or holes, replace if damaged.
2. Remove entangled debris from brush.
3. Inspect vacuum hose for damage and clogged
debris.
4. Inspect power cord and strain relief for damage.
Replace if necessary.
5. Wind power cord around cord hooks rather than
loosely looped over handle.
6. Clean machine housing with an all purpose
cleaner and damp cloth.

WEEKLY MAINTENANCE

(Every 20 Hours of Operation)
1. Remove secondary filter and tap or blow off dust
build--up, filter is located below filter bag. Do not
clean with water. Replace filter if needed
(Figure 13).
FIG. 13
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2. Remove exhaust cover and inspect exhaust filter
(Figure 14). Replace filter if needed.
FIG. 14
3. Inspect brush bristles for wear. If bristles are worn
to 14mm (0.56 in.) or less in length, see Brush
Maintenance.

QUARTERLY MAINTENANCE

(Every 250 Hours of Operation)
Check motors for carbon brush wear. Replace brushes
when worn to a length of 10mm (0.38 in.) or less.
Contact an Authorized Service Center for carbon
brush inspection.
FOR SAFETY: When servicing machine, unplug
cord from wall outlet.
FOR SAFETY: When servicing machine all repairs
must be performed by a qualified service person.

BRUSH MAINTENANCE

If brush bristles are worn to 14mm (0.56 in.) or less,
rotate the bearing blocks to extend brush life as
follows:
FOR SAFETY: When servicing machine, unplug
cord from wall outlet.
1. Remove metal brush shoe from brush base
(Philips screwdriver is required).
2. Remove brush assembly. Grip brush on opposite
side of belt and pull outward.
3. Inspect drive belt(s) for wear; replace if necessary.
Tennant 3220 (06- -03)