Specifications

OPERATION
Tennant 5400 (04--05)
25
10. Cylindrical Brush Scrub Head: Check brush belt
tension. Proper belt deflection should be 3 mm
(0.1 in) at midpoint, with 1.13--1.22 Kg (2.5--2.7
lbs) force (Figure 65).
W ARNING: Electrical Hazard. Disconnect
Battery Cables Before Servicing Machine.
FIG. 65
ATTENTION: Contact an Authorized Service
Center for machine repairs.
11. Check machine for water leaks and loose nuts and
bolts.
QUARTERLY MAINTENANCE
(Every 250 Hours of Use)
1. Check the drive transaxle motor, the vacuum
motor and the brush motor for carbon brush wear.
Replace carbon brushes when worn to a length of
10 mm (0.38 in) or less.
Contact an Authorized Service Center for
machine repairs.
FOR SAFETY: When servicing machine, all repairs
must be performed by a qualified service person.
W ARNING: Electrical Hazard. Disconnect
Battery Cables Before Servicing Machine.
2. FaST Model Only: Remove and clean out the air
filter with compressed air. T he FaST system air
filter is attached to the air pump (Figure 66).
FIG. 66
SQUEEGEE BLADES
The squeegee has two squeegee blades. The front
blade has two wiping edges. To use both of them,
rotate the blade end-for-end.
The rear blade has four wiping edges. To use them all,
start with one wiping edge. To use the next wiping
edge, rotate the blade end-for-end. To use the next
wiping edge, rotate the top edges down, bottom edges
up. To use the last edge, rotate the blade end-for-end.
Replace any worn or damaged squeegee blades.
REPLACING OR ROTATING THE FRONT
SQUEEGEE BLADE
1. T urn the machine power of f and set the parking
brake if your machine has this option.
FOR SAFETY: Before leaving or servicing
machine, stop on level surface, turn off machine,
set parking brake and remove key
2. Make sure the squeegee is raised off the floor.
3. Remove the six thumbscrews holding the retainer
and squeegee blade to the squeegee frame
(Figure 67).
FIG. 67
4. Pull the squeegee blade off the squeegee frame.
5. Rotate the squeegee blade end for end to allow a
new edge to face the front of the machine.
6. Line up the squeegee blade and the retainer to the
squeegee frame
7. Secure the blade and retainer to the squeegee
frame with the six thumbscrews.
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