OPERATION
Tennant 1520 (10–01)
11
2.
Remove detachable spray bar from brush base.
Remove twist-out spray tips from spray bar and
soak in 118ml (4 oz) acetic acid solution for up to
6 hours. After soaking tips, use a small brush to
remove excess alkaline and rinse thoroughly. DO
NOT use pointed objects to unplug spray tips
(Figure 19).
FIG. 19
3.
Lubricate caster grease fittings with a water
resistant grease.
4.
Lubricate all linkage pivot points with silicone
spray, then coat with a water resistant grease to
maintain a smooth operation.
5.
Check machine for water leaks and loose nuts and
bolts.
QUARTERLY MAINTENANCE
(Every 250 Hours of Operation)
Check drive and vacuum motors for carbon brush
wear, replace brushes if worn to a length of 10mm
(0.38 in) or less.
Contact an Authorized Service Center for motor
maintenance.
TRANSPORTING MACHINE
When transporting machine by use of trailer or truck,
be certain to follow tie–down procedures below:
FOR SAFETY: When using machine, go slow on
inclines and slippery surfaces.
1.
Raise brush/pickup head.
2.
Carefully load machine using a recommended
loading ramp.
3.
Position front of machine up against front of trailer
or truck. Place a block behind each drive wheel to
prevent machine from rolling.
5.
Secure machine with tie-down straps. It may be
necessary to install tie-down brackets to the floor
of your trailer or truck.
NOTE: Do not use the control grips to secure machine
for transporting.
STORING MACHINE
1.
Before storing machine, rinse tanks and drain
machine of all water.
2.
Store machine in a dry area.
3.
Remove recovery lid to promote air circulation.
4.
Raise the brush/pickup head off the floor.
5.
If storing machine in freezing temperatures, be
certain to circulate an undiluted anti-freeze
solution throughout the machine.
ATTENTION: Do not allow machine to freeze
without antifreeze. Damage due to freezing
temperatures is not covered by warranty.
ATTENTION: Do not expose machine to rain and
store indoors.
RECOMMENDED STOCK ITEMS
Refer to Parts List section for recommended stock
items. Stock Items are clearly identified with a bullet
preceding the parts description. See example below:
