Maintenance; Daily Maintenance; Weekly Maintenance; Monthly Maintenance - Tennant 5200 Operator's Manual

EN ENGLISH

DAILY MAINTENANCE

1. Remove and clean pad or brush.
2. Remove and clean lint from float shut–off screen
located in recovery tank (Figure 28).
FIG. 28
3. Drain and rinse tanks thoroughly. After draining
tanks, hinge recovery tank until you can see
vacuum intake hole at rear of tank. Remove any
clogging debris in hole if necessary.
4. Raise squeegee and wipe it down with a dry cloth.
Store squeegee in the up position to prevent
squeegee damage.
5. Clean machine housing with an all purpose
cleaner and damp cloth.
6. Recharge batteries.

WEEKLY MAINTENANCE

1. Check level in battery cells.
2. Clean battery tops from corrosion.
3. Check for loose or corroded battery cables.

MONTHLY MAINTENANCE

1. Flush solution system. Pour 11.3 liters (3 gal) of
hot water, 60_C (140_F) maximum temperature,
into solution tank. Add an alkaline detergent
according to mixing instructions. Over a floor
drain, operate machine for 30 seconds. Turn
machine off and leave overnight. Next day,
disperse solution and rinse solution system.
FOR SAFETY: When using machine, follow
mixing and handling instructions on chemical
containers.
2. Check drive chain for excess slack and lubricate
with a water resistant grease (drive models). If
chain needs tightening see DRIVE CHAIN

MAINTENANCE.

3. Lubricate axle (drive models) and caster grease
fittings with a water resistant grease.
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4. Lubricate all linkage pivot points with silicon spray
then coat with a water resistant grease to maintain
a smooth operation.
5. Check machine for water leaks and loose nuts and
bolts.

EVERY 250 HOURS OF OPERATION

Check vacuum and brush 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 motor
maintenance.

BATTERY MAINTENANCE

WARNING: Batteries emit hydrogen gas.
Explosion or fire can result. Keep sparks and
open flame away. Keep battery compartment open
when charging.
FOR SAFETY: When servicing machine, wear
protective gloves when handling batteries and
battery cables. Avoid contact with battery acid.
1. Always follow proper charging instructions (See
CHARGING BATTERIES).
2. AFTER charging, check water level in each
battery cell of all batteries. Water level (A) should
reach bottom of sight tubes (B). If needed, add
just enough distilled water to reach bottom of sight
tubes. DO NOT overfill (Figure 29).
B
A
FIG. 29
3. Keep battery tops and terminals clean and dry.
a. Mix a strong solution of baking soda and
water.
b. Brush solution sparingly over battery tops,
terminal and cable connectors.
NOTE: Do not allow baking soda solution to enter
battery cells.
c. Use wire brush to clean terminal post and
cable connections.
d. After cleaning, apply a coating of clear battery
post protectant to terminals and cable
connections.
4. Check for loose or worn cables. Replace if worn.
5200 (02–01)