Warnings
Notes
E 41
(sparking in cru-
cible)
Pyrometer malfunction
Hairline crack in crucible
insert
Caution! Very hot parts!
Clean viewing window (
→ p. 45).
Replace crucible insert.
E 42 Pyrometer malfunction * Close hinged screen (→ p. 24).
Check optical waveguide for damage.
E 50 Safety circuit defective Notify Customer Service.
Failure report Cause Elimination
Failure report Cause Elimination
W 02 Compressed air malfunction * Switch on compressed air supply
or switch off other compressed air loads.
W 04 Crucible has not opened
completely.
* Check crucible and its handles for correct seating
(
→ p. 20).
W 10 Chamber not tight Clean seals (O-ring seals) (
→ p. 46).
W 11 Pressure rise too slow Check compressed air supply ≥ 5 bar (100 l/min).
Possibly install compressed air reservoir (
→ p. 17).
Clean gaskets and seals (
→ p. 46).
W 12 Pressure rise too rapid * Notify Customer Service.
W 13 Maximum vacuum was not
reached
Check compressed air supply ≥ 5 bar (100 l/min).
Clean ejector nozzle (
→ p. 48).
Replace the air filter (
→ p. 49).
W 14 Maximum mould pressure
was not reached
Check compressed air supply ≥ 5 bar (100 l/min).
Possibly install compressed air reservoir
→ p. 17).
Clean gaskets and seals (
→ p. 46).
W 15 Cooling water temperature
becomes critical
* Allow machine and cooling water to cool down while
the unit is powered on.
W 16 Chamber not tight Clean gaskets and seals (
→ p. 46). If the service mes-
sage still persists, notify the Customer Service.
Failure report Cause Elimination
H 01(every 100
castings)
Clean window
→ p. 45
H 77 (every
10,000 castings)
Maintenance required Notify Customer Service.
H 99 (after 50,000
castings)
Maintenance required Notify Customer Service.
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