Argo-Hytos FA 008, Operating Manual

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Subject to change · 33143400 · 05.2016 · EN
Page 28
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15.2 Fault table
Problem / fault Possible cause Elimination
›
Electric motor does not
turn on during
commissioning Electrical cable or mains plug
defective Have the cable replaced by a skilled electrician
Supply voltage missing Establish the power supply or activate the electric fuse
On/off switch defective Replace on/off switch
Motor defective Replace motor (repair at the manufacturer's premises)
Pump defective Replace pump (repair at the manufacturer's premises)
Viscosity too high (medium) Warm up the oil
›
Electric motor switches
off during operation Electric motor overheated Let the motor cool down, clean any contaminated ventilation
slits
Pump blocked Replace pump (repair at the manufacturer's premises)
›
Volume flow is clearly
too low Filter element contaminated Let the motor cool down, clean any contaminated ventilation
slits
Pump blocked Replace pump (repair at the manufacturer's premises)
›
Volume flow is clearly
too low Filter element contaminated Replace filter element
Suction strainer contaminated Replace / clean suction strainer
Viscosity too high Warm up the medium
Suction height too large Adjust suction height
Leak on the suction side Replace suction hose or seal connection points (re-tighten them)
Wear of the pump Replace pump (repair at the manufacturer's premises)
›
Operating noise too loud Filter element contaminated Replace filter element
Suction strainer contaminated Replace / clean suction strainer
Viscosity too high Warm up the medium
Suction height too large Adjust suction height
Leak on the suction side Replace suction hose or seal connection points (re-tighten them)
Wear of the pump Replace pump
Filter unit standing on a vibration-
sensitive surface (e.g. sheet metal) Improve site conditions
›
Pump does not suck Leak on the suction side Replace suction hose or seal connection points (re-tighten them)
Unit pumped empty
(with refilling) Prime the unit (0.3 l)
Suction strainer clogged Clean / replace suction strainer
›
Oil on the fan wheel
cover
›
Oil leaking out of
terminal box
Shaft seal leaky Replace motor (repair at the manufacturer's premises)
Residual oil at the housing after
filter element change Clean filter unit
Screwing leaky Check the screw joints, re-tighten and / or seal them
Table 7: Fault table