OPERATION
7400 (GM) 330970 (3--05)
50
Problem
Cause
Remedy
FaST System does not operate FaST switch is set for
Conventional scrubbing
Set the FaST switch for FaST
system scrubbing
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 solu-
tion 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
FaST solution flow switch is off
Turn FaST solution flow switch on
Содержание 7400
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