6 Commissioning/Start-up/Shutdown
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Multi Eco
6.2.3 Fluid handled
6.2.3.1 Temperature of the fluid handled
CAUTION
Incorrect temperature of the fluid handled
Damage to the pump (set)!
▷
Do not operate the pump (set) outside the specified temperature limits.
Do not operate the pump at temperatures higher than 50°C.
6.2.3.2 Minimum/maximum fluid level
CAUTION
Fluid level below the specified minimum
Damage to the pump set by cavitation!
▷
Never allow the fluid level to drop below the specified minimum.
6.3 Shutdown/storage/preservation
DANGER
Electrical connection work by unqualified personnel
Danger of death from electric shock!
▷
Always have the electrical connections installed by a trained and qualified
electrician.
▷
Observe regulations IEC 60364.
DANGER
Power supply not disconnected
Danger to life!
▷
Pull the mains plug or disconnect all electrical connections and secure against
unintentional start-up.
The pump (set) remains installed
ü
Sufficient fluid is supplied for the operation check run of the pump.
1.
Start up the pump (set) regularly between once a month and once every three
months for approximately five minutes during prolonged shutdown periods.
This will prevent the formation of deposits within the pump and the pump
intake area.
The pump (set) is removed from the pipe and stored
ü
The pump has been properly drained and the safety instructions for dismantling
the pump have been observed.
1.
Spray-coat the inside wall of the pump casing and, in particular, the impeller
clearance areas with a preservative.
2.
Spray the preservative through the suction and discharge nozzles.
It is advisable to then close the pump nozzles (e.g. with plastic caps or similar).
3.
Oil or grease all exposed machined parts and surfaces of the pump (with
silicone-free oil and grease, food-approved if required) to protect them against
corrosion.
Observe the additional instructions .