OPERATION
8400D MM312 (2–94)
44
6. Unscrew the drain hose cap from the access
cap of the recovery tank drain.
7. Pull out and place the drain hoses next to
the floor drain. Remove the drain end cap
from the hose. Stand back, the solution
rushes out of the drain hoses.
8. Remove the large drain cap and flush out
the bottom on the recovery tank.
9. Open the demister cover.
10. Spray the inside of the recovery tank with
clean water.
NOTE: The water must not be hotter than 55
C
(130
F), or tank damage may occur. Do not use
steam to clean the tank.
11. ES
mode: Open the recovery tank cover.
Disconnect the ES
pump wire. Remove
the solution hose from the solution tank.
Unscrew the cap and ES
pump from the
top of the recovery tank. Clean the ES
filter. Place the filter back in the recovery
tank and connect the ES
pump wire and
solution hose.
12. ES
mode: Drain the solution tank. Flush
out the solution tank with clean water.
NOTE: The water must not be hotter than 55
C
(130
F), or tank damage may occur. Do not use
steam to clean the tank.
13. Lower the recovery tank cover and demister
cover.
14. Replace the drain hoses and drain caps.
