Blue Angel Pumps VM33S Istruzioni per l'uso e manuale delle parti - Pagina 6

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INSTALLATION MANUAL

TROUBLESHOOTING WARNINGS

ALWAYS DISCONNECT THE PUMP FROM POWER SUPPLY before

installing, servicing or making any adjustments.

TOUJOURS METTRE LA POMPE HORS TENSION avant de procéder à

l'installation, à l'entretien ou à des réglages.

LET PUMP COOL FOR A MINIMUM OF 2 HOURS BEFORE ATTEMPTING TO

SERVICE. Submersible pumps contain oil that become pressurized

and hot under normal operating conditions.

LAISSER REFROIDIR LA POMPE PENDANT AU MOINS 2 HEURES AVANT

D'ESSAYER DE LA RÉPARER. Les pompes submersibles contiennent

de l'huile qui devient pressurisée et chaude dans des conditions

normales de fonctionnement.

TROUBLESHOOTING CHART

Symptoms

Possible Cause(s)

Pump will not

1. Water level too low

start or run

2. Blown fuse or tripped circuit breaker

3. Low supply voltage

4. Motor

5. Switch

6. Inlet screen clogged

7. Switch obstruction

Pump starts and

1. Back-flow of water from discharge

stops too often

pipe

2. Switch

3. Check valve not functioning properly

or leaking

Pump shuts off

1. Excessive water temperature

and turns on

2. Switch

independently

of switch (trips

3. Switch obstruction

thermal overload

4. Obstruction in discharge pipe

protection)

5. Low supply voltage

1. Submersible pump models have permanently lubricated

bearings and require no additional lubrication.

2. Submersible pumps contain dielectric oil for cooling.

Dielectric oil can be harmful to the environment. Follow

state environmental laws when disposing of oil.

3. The pump motor is equipped with automatic resetting

thermal protector and may restart unexpectedly. Protector

tripping is an indication of motor overloading as a result of

operating the pump at low heads, excessively high or low

voltage, inadequate wiring, incorrect motor conditions, or at

the end of its life.

Suggested Remedies

1. Water must be at the appropriate level to activate switch

2. If blown, determine cause and then either replace with proper

sized fuse or reset breaker

3. Contact an electrician

4. Replace pump

5. Replace vertical master switch

6. Remove debris

7. Remove obstruction to ensure free motion of switch

1. Install check valve (required for warranty)

2. Replace vertical master switch

3. Remove and examine check valve for prop er in stal la tion and free

operation. Replace check valve if necessary.

1. Pump should not be used for water above 120º F

2. Replace vertical master switch

3. Remove obstruction to ensure free motion of switch

4. Remove obstruction in discharge piping

5. Contact an electrician.