OPERATION
57
7100 330690 (9--09)
Problem
Cause
Remedy
FaST System (option) does
not operate
FaST switch is turned off
Turn on the FaST switch.
FaST circuit breaker tripped
Determine cause and reset the 10A
circuit breaker button
Clogged FaST PAK supply hose
and/or connector
Soak connector and hose in warm
water and clean
FaST PAK carton is empty or not
connected
Replace FaST PAK carton and/or
connect supply hose
FaST system is not primed
To prime, operate the FaST solution
system for 5 to 10 minutes.
Clogged flow control orifice/screen
Remove and clean orifice/screen
Faulty pump or air compressor
Contact Tennant representative
Clogged filter screen
Drain solution tank, remove and
clean filter screen
Faulty detergent timer module
Contact Tennant representative
ec- H2O
Model:
ec--H2O
system indicator
light blinking red
Mineral deposit build--up in module
Flush module
(See
ec--H2O
MODULE FLUSH
PROCEDURE)
ec- H2O
Model:
Alarm sounds
ec- H2O
Model:
ec--H2O
system indicator
light solid red
Defective module
Contact Service Center
ec- H2O
Model:
ec--H2O
system indicator
light does not turn on
Defective light or module
Contact Service Center
ec- H2O
Model:
No water flow
Clogged module
Contact Service Center
Defective solution pump
Replace solution pump