High delivery air
temperature
Abnormal noise
Abnormal vibrations
Leaks
Tripping of one or
more sensors
12.4 TERMS OF SALE
All undertakings, agreements, or legal relations are governed by the relevant sales contract. These are in no way limited by the contents
of this manual.
The quality of the materials and workmanship is guaranteed, as indicated in the general sales conditions.
Warranties are stated in the general conditions of sale.
ENERGOEKONOM spol. s r.o., Wolkerova 433, CZ-250 82 Úvaly, Czech Republic, Tel.: +420 281 981 055, info@energoekonom.cz, www.energoekonom.cz
The unit is operating at a pressure
G
and/or vacuum that exceeds the
admissible value
The unit is operating at a
G
pressare/vacuum that exceeds the
admissible value
G
The suction filter is clogged
The unit has accumulated deposits
G
inside
Suction and/or delivery piping
G
obstructed.
Suction air temperature exceeds
G
40°C (+104°F)
The soundproofing material is
F
damaged
The impeller scrapes against the
G
casing.
- - The unit is operating at a pressure
G
and/or vacuum that exceeds the
admissible value
- - Reduction of assembly tolerances
due to internal deposits (dust,
G
impurities in the pipes, process
residues, etc.)
G
Bearing worn
F
Unit's installation position unsuitable
The impeller is damaged
G
The impeller has accumulated
G
deposits
Unit anchored without anti-vibration
G
isolators
F
Rigid connection to the plant
Bearing on the blower or motor side
G
defective
Defective silencer gaskets
G
G
Defective casing gaskets
G
Leaks from the mechanical seals.
F
False alarms
Seal failure with oil level sensor
G
tripped.
G
Pressure or vacuum switch tripped
Overheating with tripping of the
G
temperature sensor
Excessive vibration with tripping of
G
the vibration sensor.
Adjust the system and/or the regulating valve to lower
pressure differentials.
Adjust the system and/or the regulating valve to lower
pressure differentials.
Have the technician clean or replace the cartridge
Have the FPZ assistance personnel clean the inside of
the unit
Have the technician remove any obstructions
Use heat exchangers to reduce the suction air
temperature
Have the technician replace the soundproofing
Reduce the pressure differentials in the plant
Have the FPZ assistance personnel clean the inside of
the unit
Have the FPZ assistance personnel replace the bearing.
Have the unit installed by the technician on structures that
cannot transmit or amplify noise (tanks, steel plating, etc.)
Have the FPZ assistance personnel replace the impeller
Have the FPZ assistance personnel clean the inside of
the unit
Have the technician anchor the unit with anti-vibration
isolators.
Have the technician fit flexible hoses between the unit
and the piping
Have the FPZ assistance personnel replace the bearing.
Have the FPZ assistance personnel check the gaskets,
and if necessary replace them.
Have the FPZ assistance personnel clean gaskets, and
replace them if necessary.
Have the FPZ assistance personnel check gaskets, and
replace them if necessary.
Check the alarm and block system.
Have the FPZ assistance personnel replace the seals.
Inspect the plant and have the machine checked/repaired
by FPZ assistance personnel
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