TACOFLOW2 PURE
V1 10/2019 | 215347 | EA-Nr. 1298
Installation and operating instructions
taconova.com | 14
11 Service and Maintenance
The pump is nearly free of maintenance. If the pump was not working for
a longer time or the system is heavily contaminated could the rotor be blocked.
It will shown by flashing of three LED lights.
By removing of he motor head ( loosening the union nut and remove the motor
head ) the impeller is accessible and can be also removed. By doing this the blo-
ckade can be solved and / or the pump can be cleaned.
Tighten the union nut with 30 Nm torque.
maintenance, cleaning
or repair work, and secure it against unauthorised reactivation.
Allow the pump to cool down in the event of high temperatures and system
pressures. There is a
risk of scalds!
12 Faults, Causes and Remedies
Maintenance work or repair attempts may only be undertaken by qualified persons.
maintenance, cleaning or repair work,
and secure it against unauthorised reactivation. Allow the pump to cool down in the event of
high temperatures and system pressures.
There is a risk of scalds!
Please contact a specialist technician should it not be possible to eliminate the fault.
Error indication or
Error code in the display
of the pump
The pump does not supply
display does no lit
The pump is running but no
water will be supplied
Noises in the system
The three LED's are flashing
twice
the pump will try to start
again
All three LED's are flashing
possible causes
faulty voltage supply
Air in the system
Valve closed
Air in the system
Capacity of the pump too high
Rotor blocked
overtemperature
electronic error
remedy
check the power supply
If necessary, switch on the protective switch again.
Voltage reset necessary - disconnect the pump from
the power supply and wait approx. 1 minute
Is the error still existing the pump must be replaced
bleed the system ( see chapter 10 in the manual )
Open the Valve
bleed the system ( see chapter 10 in the manual )
check the pump settings
Maintenance necessary ( see chapter 11 in the
manual )
Is the error still existing the pump must be replaced
sink the temperature in the system
Press any key or disconnect the pump for minimum
1 minute from the power supply
Is the error still existing the pump must be replaced
replace the pump
