Alpha Power Cleaners Logo

Tennant T16 & T12 Fault Codes Guides


Alpha Power Cleaners are Tennant-authorised partners operating across the East Midlands. We supply a range of Tennant cleaning machines for hire, including floor scrubber dryers and floor sweepers.

Among our range are the Tennant T16 and Tennant T12.

Jump to Fault Codes:

Tennant T16 Floor Scrubber Dryer

The Tennant T16 is a battery-powered ride-on scrubber dryer built with a robust machine body and featuring innovative technology. As an all-round machine, the Tennant T12 can be used indoors and outdoors on concrete, hard floors and tiles. It is an ideal unit for shopping centres and warehouses, and operates quietly so that you can clean while others work nearby.

T16 left side view with-bumper

If you want a quote to hire the Tennant T16, give us a call on 0808 169 8529 today.

See the T16 product page for a full description and technical details.

Tennant T12 Floor Scrubber Dryer

The Tennant T12 is another powerful all-round, battery-powered floor scrubber dryer suitable for indoor and outdoor applications. The T12 is a compact unit, making it easy to manoeuvre and ideal for cleaning tighter spaces. Suitable for use on concrete and hard floors, the Tennant T12 can be used in supermarkets, shopping centres, retail, stadiums and more.

Tennant T12 (Battery) Ride on Floor Scrubber Drier

If you want a quote to hire the Tennant T12, give us a call on 0808 169 8529 today.

See the T12 product page for a full description and technical details.

As well as supplying a range of Tennant machines, we also provide a specialist repair and maintenance package to resolve any issues that might occur.

Don’t worry if your machine has suffered a fault. Our team can identify and resolve the issue using the unique fault code as guidance. Fault codes are a series of numbers and letters that indicate the type of fault that has occurred in your unit.

Use the full list of fault codes below to determine why your Tennant machine is malfunctioning, along with the recommended remedy.

It’s important to note that the T16 and T12 have 2 sets of codes, they have Fault Codes and Warning Codes.

Tennant T16 Floor Scrubber Dryer – Fault Codes

* If a fault code still appears, stop using the machine and contact us for help.

Fault Code Causes Remedy
F1: Rec Tank Full Recovery tank is full Empty the recovery tank.
F2: Sol Tank Empty Solution tank is empty Fill the solution tank.
F3: Vac # Fit # Vacuum fan motor(s) not operating Turn off and restart the machine.
F4: Batt Very Low Low battery charge Recharge the machine.
F5: Propel Error The propel controller has an error Turn off and restart the machine.
F6: Left Br Flt # Left brush not operating Turn off and restart the machine.

Check the right brush for damage or debris.

F6: Frnt Br Flt# Front brush not operating Turn off and restart the machine.

Check the front brush for damage or debris.

F7: Rght Br Flt# Right brush not operating Turn off and restart the machine.

Check the right brush for damage or debris.

F7: Rear Br Flt# Rear brush not operating Turn off and restart the machine.

Check the rear brush for damage or debris.

F8: Hi B3 Current Side brush not operating Turn off and restart the machine.

Check the side brush for damage or debris.

F11: Act Timeout Main head actuator time out
fault
Turn off and restart the machine.
F12: Check Brushes Brushes not operating Turn off and restart the machine.
F13: Brsh Mtr Flt Brush motor(s) not operating Turn off and restart the machine.

 

Tennant T16 Floor Scrubber Dryer – Warning Codes

* If a warning code still appears, stop using the machine and contact us for help.

** Warning codes may appear for options that you don’t have on your machine.

Warning Code Causes Remedy
W1: Batt. Low Low battery charge Recharge the machine.
W2: Sqge Stall 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: Not used
W7: Not active Button inactive Button not active for use.
W8: No Vac. Amps Vacuum fan not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W9: Open R/R Brush Right / rear brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W10: Open L/F Brush Left / front brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W11: Open SD Brush Side brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W12: Solution Off No solution flow to scrub head Press Solution on / off button to start solution flow.

 

Tennant T12 Floor Scrubber Dryer – Fault Codes

* If a fault code still appears, stop using the machine and contact us for help.

Fault Code Causes Remedy
F1: Rec Tank Full Recovery tank is full Empty the recovery tank.
F2: Sol Tank Empty Solution tank is empty Fill the solution tank.
F3: Vac # Fit # Vacuum fan motor(s) not operating Turn off and restart the machine.
F4: Batt Very Low Low battery charge Recharge the machine.
F5: Propel Error The propel controller has an error Turn off and restart the machine.
F6: Left Br Flt # Left brush not operating Turn off and restart the machine.

Check the right brush for damage or debris.

F6: Frnt Br Flt# Front brush not operating Turn off and restart the machine.

Check the front brush for damage or debris.

F7: Rght Br Flt# Right brush not operating Turn off and restart the machine.

Check the right brush for damage or debris.

F7: Rear Br Flt# Rear brush not operating Turn off and restart the machine.

Check the rear brush for damage or debris.

F8: Hi B3 Current Side brush not operating Turn off and restart the machine.

Check the side brush for damage or debris.

F9: Pickup Error Vacuum not operating Turn off and restart the machine.

Check the vacuum nozzle and filter for damage or blockages.

F10: Scrub Error Scrub head not operating Turn off and restart the machine.

Check the scrub head for damage, wear or debris.

F12: Check Brushes Brushes not operating Turn off and restart the machine.

Check the brushes for damage, wear or debris.

F14: ec−H2O Error ec−H2O system not operating correctly Turn off and restart the machine.

Only applies to machines with the ec−H2O system

 

Tennant T12 Floor Scrubber Dryer – Warning Codes

* If a warning code still appears, stop using the machine and contact us for help.

** Warning codes may appear for options that you don’t have on your machine.

Warning Code Causes Remedy
W1: Batt. Low Low battery charge Recharge the machine.
W2: Sqge Stall 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 correctly Turn off and restart the machine.

Only applies to machines with the ec−H2O system

W7: Not active Button inactive Button not active for use.
W8: No Vac. Amps Vacuum fan not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W9: Open R/R Brush Right / rear brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W10: Open L/F Brush Left / front brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

W11: Open SD Brush Side brush not operating Check harness connection. Reconnect the harness if it is unconnected.

If the warning code still appears, stop using the machine.

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 the machine.

Check the side brush for damage, wear or debris.

 

These remedies can be attempted yourself, though we recommend using an authorised Tennant partner to service the unit. For any fault codes now shown in this table, contact our team for support on 0808 169 8529

At Alpha Power Cleaners, we provide servicing and repairs across our entire Tennant range to ensure downtime is kept to a minimum.

We serve customers across the South of England, West Midlands and East Midlands, including Nottingham, Derby and Loughborough.

Get in touch with our team for machine hire, maintenance, repairs and more.

Why choose us

80+ Years of Experience

From hot pressure washers to floor scrubber dryers - we know our cleaning equipment, and can help you make the right decision.

Free Site Surveys & Quotations

Our team offer free site surveys and quotes for all our machines. If you are not too sure what you need, or even if you don't know how to clean the area in question, we can help!

Fully Guaranteed Work

All our work is fully guaranteed, we maintain all our machines to the highest standard and ensure that every machine we hire out is fit for purpose.

Same Day or Next Day Delivery

We cover the Midlands and beyond, we are proud to say that we offer next day, or same day delivery across most of our machines for hire.

Karcher Premier Servicing Dealer

Being a Karcher premier servicing dealer, we have access to the latest machines and equipment. This also means that we are experts in everything Karcher.

Tennant Authorised Partners

We are now Tennant Authorised Partners across the East Midlands, this means we have access to the latest machines and parts.

Free Training

We provide free training for all our hire machines. No matter if you have never used one, we will show you how to use it and set it up on-site - so you are ready to go!

Fast Breakdown Repair & Servicing

If you have a machine with us, or one of your own - we provide breakdown repair and servicing across the Midlands. Need help? Contact one of our team today!

Flexible Hire Options

If you need a machine for one day, one week, or one month, we can sort out what is best for you. With several options for hire contracts, we have something suitable for everyone.

Our work process

01

Contact our team

Contact us to speak to one of our team, and tell us what you need. We have something for every situation, our team are experts and can tell you exactly what will work best.

02

Get valuable advice

We will advise what machine is best for you and your situation, taking into account the size and type. Then we can give you a quote over the phone.

03

Confirm your order

Confirm what day you would like your machine to be delivered, and your location - delivery is free of charge and we cover across the Midlands.

04

Delivery

On the day we deliver your machine, we will ensure you are happy and we can then provide training for you, so you are confident using the machine.

Repairs & Servicing
Same or Next Day Delivery
Delivery Across The Midlands, West & South
Free Quotes
Free Training & Setup

How can we help?

Need a callback? No problem!
Health and Safety SafeContractor Approved ISO 9001 Certified Hire trade alliance

This website uses cookies to enhance your browsing experience...

More information I understand

Top