EN
ENGLISH
MAINTENANCE
MAINTENANCE SCHEDULE
Maintenance Item
Charge Batteries
Check/Replace Dust Bags
Check/Replace Skirt
Clean Pad
Lubrication
Check/Service Pad Motor Brushes
Service Drive Motor Brushes
BATTERY MAINTENANCE
Charge the batteries each time the machine is used for 1 hour or longer, or
whenever the Battery Meter reads in the red area.
To Charge the Batteries...
1 Remove cover.
2 Plug charger in.
3 Check the fl uid level in all battery cells after charging the batteries. Add
distilled water, if necessary, to bring the fl uid level up to the bottom of the
fi ller tubes.
CAUTION!
To avoid damage to fl oor surfaces, wipe water and acid from
the top of the batteries after charging.
CAUTION!
Acid can spill onto the fl oor if the batteries are overfi lled.
IMPORTANT
Motor damage resulting from failure to service carbon
brushes is not covered under warranty. See the Limited
Warranty statement.
8 - FORM NO. 79986A - Advolution 20B, 20BT
Daily
Monthly
Yearly
x
x
x
x
x
x
x
TROUBLESHOOTING
MACHINE VIBRATION
1 Pad is not centered properly.
2 Defective pad. Replace.
SWIRL MARKS
1 Pad is too aggressive for the fl oor fi nish.
2 Pad is dirty, Check and replace.
REDUCED RUNNING TIME
1 Battery needs to be charged.
2 Batteries need water. Add just enough to cover the plates in each cell.
Then charge the batteries and check the water level again.
(E) PAD ASSIST MACHINE DOES NOT PULL
ITSELF
For pad assist adjustment, follow the steps below (see steps 1 - 6 in
Figure E):
1 Tip burnisher back as shown to gain access to the pivot bracket.
2 Remove the dust bag.
3 Pull down on the dust skirt to gain access to the adjustment hardware.
4 Lossen pivot bracket adjustment hardware and pivot bolts and rotate
bracket counterclockwise to increase pad assist.
5 Pivot braket has slots to allow adjustment.
6 Adjust pivot bracket so pad is tipped down towards the RH side of the
machine to increase the pad assist. Then retighten the adjustment hard-
ware.
CAUTION!
Pad assist will vary depending on the aggressiveness of pad
and the fl oor fi nish. If the deck is angled too much it could
result in the pad burning the fl oor on the RH side.