ENERVEX RSV Spezifikationen PDF herunterladen (Seite 12)

3001391 06.14

6. Maintenance and Troubleshooting

6.1 Maintenance Intervals

   TheENERVEXGreaseFanisdesignedforprolongeduse.Fordirtyorgrease-ladenexhaust,inspectthe 

   impellerafter(3)monthsandsetupaperiodicinspectionbasedonthesendings.Cleanasrequired.

The fan motors are equipped with permanently lubricated sealed ball bearings. They require no lubrication.

6.2 Cleaning

Warning: Do not open the motor housing unless power to the grease fan has been disconnected

• Loosen the two Phillips screws in the front of the unit.

• Tilt the top of the fan by lifting on the handle. Make

sure the locking arm holds the top of the fan

before letting go.

• If necessary, use grease remover and a high-pressure

cleaner to clean the impeller and the inside fan

base.

• A scraper may also be used.

6.3 Troubleshooting

Caution: Never place hands or ngers

on top of fan base when closing.

Problem Possible Cause What to do

The fan is not operating. No power to the fan. Checkthepowersupplywiresinthejunctionboxbythefan.

Check the circuit breaker.

Check that the fan is actually turned ON.

The fan is not running

at full speed and/or is

humming.

The capacitor is improperly

connected or not connected at all

(single-phase fans only).

Checktheconnectionsinsidethejunctionbox.Thecapacitor

must be installed according to wiring diagram.

The fan is rotating

backwards (RSV 400/450

only).

Phase sequence in the power to

the fan is reversed.

Swaptwophasesinthejunctionbox.

The fan is vibrating

vigorously.

The motor shaft is damaged. Turn the power off immediately. Open the fan and check if the

shaft is straight. If not, contact ENERVEX.

The fan is noisy. A transportation device has not

been removed.

Foreign matter is stuck in the fan.

A ball bearing is damaged.

Remove the transportation device.

Turn off the power and remove the foreign article.

Turn off the power. Wait for the motor to stop revolving. Spin

the wheel and listen for any grinding noise from the motor. If

necessary, replace bearing.

The fan stops in the

middleofaringcycle.

The motor is overheating. Checktheuegastemperaturebelowthefan.Thetemperature

shouldnotexceed400°Fduringcontinuousoperation.Call

ENERVEX.

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