Cleaning And Maintenance; Cleaning; Maintenance; Troubleshooting - Heidolph Hei-FLOW Value 01 Operating Manual

Cleaning and Maintenance

Cleaning and Maintenance

Cleaning


All surfaces of the unit allow for cleaning with a damp cloth and if required a mild soap
lotion.
Attention:
Damage to the surfaces
All surfaces can be damaged by improper cleaning.
Never use:
▪ Chlorine bleach or any cleaning agent including chlorine
▪ Ammonia
▪ Abrasive cleaning agents such as cleaning rags, scrubbing agents
or any other agents which include metal components
To ensure a stable position clean surface and feet with a damp cloth
and ethanol regularly.

Maintenance


The unit is maintenance-free. Any necessary repair must be performed by an authorized
Heidolph distributor.
Please contact Heidolph Instruments or your local Heidolph Instruments distributor.
Tubes
Tubes are wear parts. Service life of tubes depends on material, rotational speed and
properties of the substance to be fed, e.g. temperature, viscosity, chemical composition,
and pressure.
Service life of tubes used in pumps varies between approx. 50 and 500 hours in use.
➜ Check tubes regularly.
➜ Replace tubes in the event of visible wear.
Multi-channel pump head
➜ Check plastic sleeve over metal bar regularly.
➜ Replace plastic sleeve in the event of visible wear or latest after approx. 500 hours in
use.
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Troubleshootimg

Troubleshooting

Possible errors and how to resolve


General
Errors Possible reason
Unit will not No power supply
switch on
Fuse defective
Indicators do
not illuminate
▪ Regulation defective
▪ Motor defective
▪ Indicator light defective
Tube moves Tube not mounted
correctly
Pump is running Wrong tube wall thickness
but does not
dispense
Gear not working:
coupling of pump head not
aligned
Tube bed open
(pump head SP quick
only)
Tube not set correctly
(Hei-FLOW Precision only)
Motor too hot:
overheat protection
activated
Hei-FLOW Advantage, Hei-FLOW Precision
Error message Possible reason
Control light Power cut
rotation key is
blinking
Hei-FLOW Precision
Error message Possible reason
---- Invalid values while
calibrating volume
If you experience a malfunction which can not be resolved, please contact your
authorized Heidolph distributor immediately.
Troubleshooting
Check size and shape of plug and
compatibility to your electrical socket
Please contact your local Heidolph
Instruments distributor
Please contact your local Heidolph
Instruments distributor
Adjust tube mounting (see chapter
„Assembly, Mount tubes")
Use adequate tube
(see chapter „Assembly, Mount tubes")
Push pump head to drive as far as it
will go
(see chapter „Assembly, Mount pump
heads")
Close tube bed
(see chapter „Assembly, Mount tubes")
Set correct tube diameter
(see chapter "Hei-FLOW Precision,
additional functions", section "Set
tube")
Wait a few minutes and let motor cool
down;
pump switches on automatically
Troubleshooting
Start rotation
Troubleshooting
▪ Set rotation rpm according to table
(see chapter "Technical data,
Performance range pump heads")
▪ Calibrate volume anew
(see chapter "Technical data, Table
tubes")
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