OPERATION
31
T12 9009918 (3--2013)
WARNING CODES
Warning codes are typically caused by the
operator attempting to activate modes that are not
available. The warning code will appear in the
LCD (liquid crystal display).
T12
T12XP
Refer to the table below to determine the cause of
the warning code.
Warning Code
(Displayed in LCD)
Cause(s)
Remedy
W1: Batt. Low
Low battery charge
Charge batteries
W2: Sqge Stall
Rear squeegee not lowering
Check squeegee / squeegee actuator for
obstructions or damage
W3: Side Stall
Side brush not lowering
Check side brush actuator for obstructions
W4: Unavailable
Optional solution not enabled
Solution mode not available
W5: No Side Brush
Side brush not enabled
Side brush not available
W6: Ec Offline
ec--H2O
system not operating
Turn off and restart machine.
If warning code still appears, stop using
machine and contact Tennant service
representative.
W7: Not Active
Button inactive
Button not active for use
W8: No Vac. Amps
Vacuum fan not operating
Check harness connection. Reconnect
harness if it is unconnected.
If warning code still appears, stop using
machine and contact a Tennant service
representative.
W9: Open R/R Brush
Right / rear brush not operating
W10: Open L/F Brush Left / front brush not operating
W11: Open SD Brush Side brush not operating
W12: Solution Off
No solution flow to scrub head
Press
Solution on / off button
to start solution
flow.
W13: Side Offline
Side brush not operating
Turn off and restart machine.
If warning code still appears, stop using
machine and contact Tennant service
representative.