Buhnen HB 700, Руководство по эксплуатации

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5.2 Troubleshooting
Fault Possible cause Remedy See Section
Nozzle goes on dripping Nozzle valve partially ob-
structed or damaged Drain the device. Actuate
the trigger for approx. 5 s to
clear the nozzle.
HB700:
Clean or replace nozzle end
HB 700 Spray:
Clean or replace swirl nozz-
le, pressure spring and ball
6.2
Too little or no melt is dischar-
ged Operating pressure too low Increase operating pressure
(max. 87 psi / 6 bar)
4.3
Compressed-air supply
disconnected Check compressed-air
supply
Nozzle system clogged HB700:
Clean or replace cone nozz-
le and if necessary nozzle
end
HB 700 Spray:
Clean or replace swirl nozz-
le, pressure spring and ball
6.2, 6.3
Stock temperature too low Raise temperature 3.3.1
Compressed air escapes from
closure cap (11) Insufficient cover pressure Increase cover pressure 6.4
Gasket dirty Clean sealing faces
Compressed air escapes from
service unit Connections not airtight Tighten or replace gaskets
Sight glass of water sepa-
rator (2) cracked Replace sight glass
HB 700 Spray only
Spray pattern not ideal Spray pattern wrongly set Adjust spray air 4.4
Nozzle system clogged or
damaged Clean or replace swirl nozz-
le, pressure spring and ball 6.3.4
What, if…