Tennant 1186, Operator'S Manual

Page: 61 / 70

MAINTENANCE
3Ć31
1186 MM267 (6–94)
SOLUTION TANK
SOLUTION TANK
The solution tank supplies the main brush with a
water and detergent solution. The tank also stores
the water solution picked up by the machine rear
squeegee and vacuum fan. The tank is located at
the rear of the machine.
Empty and clean the solution tank after every
work shift.
Keep the vacuum hoses clean. Clogged hoses
are a common cause of poor water pick-up.
TO DRAIN AND CLEAN SOLUTION TANK
1. Stop the engine and set the machine
parking brake.
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Set Parking
Brake, And Turn Off Machine.
2. Remove the drain hose from its retention
plug.
A
B
C
D
03148
SOLUTION TANK DRAIN HOSE
A. Retention Plug
B. Drain Hose
C. Solution Tank
D. Inspection Door
3. Lower the hose to a floor drain to drain the
tank.
NOTE: The tank will not empty with the vacuum
fan operating.
4. Spray the inside of the solution tank with
clean water. Remove all sludge and debris
from the bottom of the tank.
NOTE: The water must not be hotter than 130 F
(54 C) or tank damage may occur.
5. Rinse the screen filter at the bottom of the
tank with clean water.
B
A
06313
SCREEN FILTER
A. Screen Filter
B. Solution Tank Fill Opening
6. Return the drain hose to its retention plug.
7. Partially fill the solution tank with clean
water. Turn on the solution flow switch until
clean water flow out of the solution nozzle (1
to 2 minutes) to flush out the solution pump.
8. Remove the solution tank drain hose from its
retention plug. Lower the hose to the floor
drain to drain any remaining water in the
tank.
9. Return the drain hose to its retention plug.