Troubleshooting - Tennant ORBIO OS 3 Manuel De L'opérateur

TROUBLESHOOTING

If a problem cannot be resolved or an error code is displayed that is not listed in this troubleshooting
guide, contact Tennant Company Technical Support at 1−800−553−8033.
Problem
No solution flow from
dispenser.
Screen is blank.
Low salt indicator will not clear
after multiple resets.
SYS120 error
EC110
COM110
COM100
WS100
PCB120
PM100
Chlorine test paper strips
show low ppm of
MultiMicro 200.
pH test paper strips show pH
of MultiSurface Cleaner less
than 10.
Solution leaking from os3
Water softener overflows
See Indicators in the OPERATION section of this manual for instruction on machine indicators.
OS3 DM20036 (3−2018)
Cause
No water supply.
No power.
No salt.
No water to system.
System requires flush.
Water too cold.
Communication error between
water softener and generator.
Circuit board (power board)
not connected.
Possible lack of water to
system.
Expired pH probe.
Ambient temperature too hot.
Call technical support.
Call technical support.
Loose or damaged fitting.
Damaged salt reservoir or
storage tanks.
Obstruction or malfunction
OPERATION EN
Remedy
Turn on water
Check for kinked or bent water lines.
Check power cord connections at both
ends. Confirm cord is connected to
outlet and power supply.
Power supply switch is turned off (in
rear of machine).
GFCI outlet tripped. Reset outlet.
Add salt to reservoir.
Check for salt bridge in reservoir.
Break loose to provide salt to system.
Turn on water. If water supply is turned
off intentionally, unplug machine until
water is restored.
Check for kinked or pinched hoses.
Dispense 19 Liters (5 Gallons) of
solution through the dispenser and
cycle power.
Ensure all system components and
water supply is above 5 C (41 F).
Warm system and press reset.
Check DB9 cable that connects water
softener and generator. Check
connections on both softener and
generator.
Unplug machine. Press power board
and firmly seat into slot (next to
e−module).
Ensure water is turned on.
Replace pH probe.
Machine must be in an environment
less than 100 C (230 F) to operate.
Resolve temperature and reset.
Turn off water, unplug machine, and
call technical support.
Turn off water, unplug machine, and
call technical support.
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