Training & Technical Information

The following information relates to the equipment used on-site to meet the cleaning requirements of HT Services clients. This information is correct as of date of publication and is regularly reviewed and updated. If you have any questions or suggestions, please contact your Area Manager or Supervisor.

Pre-Operation Checklist

Inspect the machine for any visible damage or wear that could affect its operation.
Sweep area and remove any obstructions before scrubbing.
Check brushes/pads for wear and damage before attaching. Remove any fluff, string etc caught around the brushes or pads.
Check squeegee blades for wear and damage.
Check the vacuum hose for any debris or blockages.
Confirm recovery tank is empty, debris tray is clean and the ball float is installed and clean.
Check scrub head skirt for wear and damage.
Ensure the batteries are fully charged.
ec-H2O Scrubbing: Confirm solution tank is filled with clear cool water only.
Confirm solution tank is filled with water and the correct chemical (if required).
Check machine for proper operation including all controls and indicators are functioning correctly.
Report any damage to your area manager immediately.

Problem	Cause	Solution
Service indicator icon is flashing	Machine or on-board battery charger fault has been detected	See SERVICE INIDICATOR CODES
ec-H20 icon is red or flashing red	ec-H20 system fault has been detected	See SERVICE INIDICATOR CODES
Machine will not operate	Emergency shut-off button activated	Turn button to reset
	Machine fault detected	See SERVICE INIDICATOR CODES
	Batteries discharged	Recharge batteries
	Loose battery cable(s)	Tighten loose cable(s)
	Faulty battery(s)	Replace battery(s)
	Faulty key switch	Contact service
	Faulty start bail switch	Contact service
	Circuit breaker tripped	Reset circuit breaker
	Faulty control board	Contact service
On-board battery charger will not operate	Plug not connected to power supply	Check plug connection
	Batteries over discharged	Replace batteries
	Battery charger fault detected	See SERVICE INIDICATOR CODES
	Faulty charger	Replace charger
	Faulty power supply cord	Replace power supply cord
Machine will not propel	Propel fault has been detected	See SERVICE INIDICATOR CODES
	Circuit breaker tripped	Reset circuit breaker
	Faulty propel motor or wiring	Contact service
	Worn carbon brushes in motor	Contact service
Brush motor will not operate	Brush motor fault has been detected.	See SERVICE INIDICATOR CODES
	Faulty pad motor or wiring	Contact service
	Worn carbon brushes in motor	Contact service
	Broken or loose belt (cylindrical brush model)	Contact service
Vacuum motor will not operate	Squeegee assembly is raised off floor	Lower squeegee assembly to floor
	Vacuum motor fault has been detected	See SERVICE INIDICATOR CODES
	Faulty vacuum motor or wiring	Contact service
Poor scrubbing performance	Debris caught in brush/pad	Remove debris
	Worn brush/pad	Replace brush/pad
	Incorrect brush pressure	Adjust brush pressure
	Wrong brush/pad type	Use correct brush/pad for application
	Low battery charge	Recharge batteries
	Uneven brush pressure	Scrub head/brushes not level. Contact service
	Broken or loose belt (cylindrical brush model)	Contact service
Trailing water - poor or no water pickup	Full recovery tank or excessive foam buildup	Drain recovery tank
	Loose drain hose cap or flow control valve is open	Replace cap or close flow control valve on drain hose
	Worn squeegee blades	Rotate or replace squeegee blades
	Clogged drip trap (Squeegee assembly)	Remove cover and clean
	Clogged squeegee assembly	Clean squeegee assembly
	Loose vacuum hose connection	Secure vacuum hose connection
	Clogged vacuum hose	Flush vacuum hose
	Damaged vacuum hose	Replace vacuum hose
	Clogged float shut-off screen in recovery tank	Clean screen
	Recovery tank lid not completely closed	Check lid for obstructions
	Defective seals on recovery tank lid	Replace seal
Little or no solution flow	Empty solution tank	Refill solution tank
	Low solution flow rate set	Increase solution flow rate
	Clogged solution tank filter	Clean filter
	Plugged solution supply line	Flush solution supply line
Severe environment tank does not dispense detergent	No detergent	Refill tank
	Faulty float switch	Contact service
	Defective pump	Contact service
	Defective pump potentiometer	Contact service
	Faulty control panel	Contact service
Automatic battery watering tank does not dispense water	Tank is empty	Refill tank
	Faulty float switch	Contact service
	Defective pump	Contact service
	Pump not priming	Contact service
	Faulty control board	Contact service
Short run time	Low battery charge	Charge batteries
	Batteries need maintenance	See BATTERIES
	Defective battery or end of battery life	Replace batteries
	Battery discharge indicator (BDI) programmed incorrectly	See CHANGING BATTERIES
	Faulty charger	Replace battery charger
	Brush pressure set too high	Lower brush pressure
Solution tank auto-fill does not function properly	Coupler not properly connected	Connect coupler
	Faulty shut-off float	Replace float. Contact service
	Machine not on level surface	Machine must be on level surface
Excessive scrub head noise (Orbital model)	Damaged scrub head isolators	Replace isolators. Contact service

Maintenance Schedule

Daily

Pads: Check, flip or replace.
Brushes: Check and clean.
Recovery tank: Drain, rinse, clean ball float and debris tray.
Solution tank: Drain and rinse.
Automatic battery watering tank (option): Check and refill.
Squeegee: Clean, check for damage and wear.
Batteries: Charge if necessary.
Debris basket: Clean.
Scrub head skirt: Check for damage and clean.

Weekly

Battery cells: Check electrolyte level.
Squeegee assembly drip tray reservoir: Check and clean.
Solution tank filter: Remove and clean.

Monthly

Recovery tank lid seal: Check for wear.
Battery watering system (option): Check hoses for damage and wear.
Batteries, terminals and cables: Check and clean.