Tennant EX-SC-412 Manuel Opérateur page 10

OPERATION
EN
6. Remove any debris lodged in pick up head
(Figure 17).
FIG. 17
7. Wipe off power cord and check for damage,
replace if necessary. Coil cord neatly after use.
8. Clean machine with an all purpose cleaner and
damp cloth (Figure 18).
FIG. 18
WEEKLY MAINTENANCE
(Every 20 Hours of Use)
1. Inspect vacuum hoses for holes and loose cuffs.
2. Inspect spray pattern for plugging. If plugged,
remove spray tips and soak them in a
recommended liquid neutralizer for up to six hours.
To remove spray tip, twist spray tip body
counter-clockwise. Do not use pointed objects to
unplug tips, damage will occur (Figure 19).
10
Home Find... Go To..
FIG. 19
FOR SAFETY: When using machine, follow mixing
and handling instructions on chemical containers.
3. Inspect cord and cord grip for damage. Replace
immediately if damaged.
WARNING: Do Not Operate With Damaged
Power Cord. Do Not Modify Plug. Unplug power
Cord Before Servicing Machine.
If the supply cord is damaged or broken, it must be
replaced by the manufacturer or it's service agent
or a similarly qualified person in order to avoid a
hazard.
MONTHLY MAINTENANCE
(Every 80 Hours of Use)
1. Flush solution system with a recommended liquid
neutralizer to dissolve normal chemical buildup.
a. Pour 7.5L (2 gal) of hot water 60_C (140_F )
into solution tank. Add a liquid neutralizer
according to mixing instructions on bottle.
NOTE: Contact your chemical supplier for a
recommended neutralizer liquid.
FOR SAFETY: When using machine, follow mixing
and handling instructions on chemical containers.
b. Position brush over floor drain and operate
machine for one minute.
c. Then connect hand tool solution hose to
machine and also over a floor drain operate
tool for one minute.
d. Shut off machine and allow remaining solution
to break down chemical buildup overnight.
e. Next day, spray out remaining solution and
flush system with 11L (3 gal) of clean water.
2. Lubricate wheels with a water resistant oil.
3. Inspect machine for water leaks and loose
hardware.
EX- -SC- -412 / EX- -SC- -1530 (04- -10)