34
Speed Scrub 350 9016424 (09-2017)
OPERATION
LED Fault
Code
☼
= Flashing
Cause
Solution
☼
●
☼
●
☼
High Throttle Fault
Release green go pedal or remove green go pedal
obstruction. Power cycle machine. If fault persists,
contact service.
☼
●
☼
☼
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Scrub Motor FET Fault
Contact service.
Actuator Motor FET Fault
Valve FET Fault
Vacuum Motor FET Fault
Detergent Pump FET Fault
Battery Watering Pump FET Fault
☼
●
☼
☼
☼
Vacuum Over Current Fault
Contact service.
Vacuum Over Current 1 Fault
Vacuum Over Current 2 Fault
☼
☼
●
●
●
Vacuum Shorted Load Fault
Contact service.
☼
☼
●
●
☼
Detergent Pump Over Current Fault
Contact service.
Detergent Pump Over Current 2 Fault
Detergent Pump Over Current 1 Fault
☼
☼
●
☼
●
Detergent Pump Shorted Load Fault
Contact service.
☼
☼
●
☼
☼
Propel Over Temperature Warning
Allow propel motor to cool. Power cycle machine. If
fault persists, contact service.
☼
☼
☼
●
☼
Scrub Motor Short Fault
Contact service.
☼
☼
☼
☼
●
Voltage / Power Loss
Contact service.
NOTE: Contact a Tennant Service representative
for all other fault codes.
ON-BOARD BATTERY CHARGER SERVICE
INDICATOR CODES
LED Fault
Code
☼
= Flashing
Cause
Solution
☼
☼
☼
●
●
Charger error condition.
Contact service.
Batteries unable to charge correctly
Contact service.
●
☼
☼
●
●
Charger is not connected to battery pack.
Check cable connections. If fault code persists,
contact service
.
●
☼
●
●
●
Charger overheated.
Let charger cool. Move to well ventilated area. If
fault persists, contact service.
●
☼
☼
☼
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Charger communication fault.
Power cycle machine. If fault code persists, contact
service
.