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PFT HM 6 400V TITAN
11
Check List
Version 02.2003
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Knauf PFT GmbH & Co.KG
Telefon
09323 / 31-760
Postfach 60
Telefax
09323 / 31-770
D-97343 Iphofen
info@pft-iphofen.de
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How can you avoid or rectify problems with the PFT HM 6?
Fault Cause
Solution
Machine does not start!!
Power
- Power connection in order?
Check faults and rectify
- Proper connection to electrical
panel?
- FI safety switch activated?
- Main switch on?
Machine does not start!
Material
Too much thick material in the hop-
per or mixing area?
Rectify faults. If needed, empty
hopper by half and start mixing
process all over again
- Material too dry in mixing tube?
No water supply
Machine does not start!
Water
- Solenoid valve (membrane opening)
clogged?
Check and rectify faults
- Solenoid coil faulty?
- Pressure reducing valve shut off?
- Water inlet at mixing tube clogged?
- Needle valve shut off?
- Cable to solenoid valve faulty?
Mixer motor does not start!
- Mixer motor faulty?
Check and rectify faults
- Connecting cable faulty?
- Plug or mounted socket faulty?
- Motor safety switch faulty or acti-
vated?
Water flow cannot be in-
creased!
- Dirt filter clogged?
Clean or replace filters
- Filter on pressure reducer clogged?
- Hose or water connection too small? Increase size of water connection
Attach water booster pump
- Suction connection at water tank too
weak or too long?
Mortar stops flowing!
- Poor mortar mix in mixing tube?
Add water
- Dosing tube is damp, material is
congealing and blocking the dosing
area?
If this does not help, clean dosing
shaft; dry inlet at mixing tube and
start process all over again
Fluctuation in mortar consis-
tency-"thick/thin"?
- Too little water?
Regulate water supply
- Pressure reducing valve adjusted
wrongly or faulty?
Replace faulty parts
- Dosing and/or mixing shafts worn
out?
- Power supply cable too long or too
weak?
- Too little material in hopper?
