Tennant T3 Opérateur Manuel page 23

FaST SYSTEM MAINTENANCE
Every 1000 hours replace the water filter and air filter
located in the FaST detergent injector. Order filter kit
p/n 9003009.
The detergent injector is located behind the front edge
of the machine, held in place by two spring clamps.
1. Lower scrub head and remove the detergent
injector from spring clamps (Figure 56).
FIG. 56
2. Replace the water and air filter (Figure 57). An 8mm
hex wrench required to install new water filter.
Water Filter
(50 Mesh/Brown)
FIG. 57
Tennant T3/T3+ (11- -08)
Air Filter
(50 Mesh/Brown)
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ec- H2O MODULE FLUSH PROCEDURE
This procedure is only required when an alarm sounds
and the ec- -H2O system indicator light begins to blink
red.
1. Drain the solution tank and recovery tank of all
water.
2. Pour 1 gallon (4 liters) of white or rice vinegar into
the solution tank at full strength. Do not dilute.
NOTE: Use white or rice vinegar only. The acidity
level should be between 4- -8%. Do not use other acids
for this procedure.
FOR SAFETY: When servicing machine, wear
protective gloves and eye protection when
handling vinegar.
3. Disconnect the black connector fitting at the scrub
head and place the hose into a bucket (Figure 58).
FIG. 58
4. Turn the key to the on ( I ) position.
OPERATION
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