Zoeller 330 Series Скачать руководство пользователя страница 8

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Symptom

Possible Cause(s)

Corrective Action

Little or no discharge

1. Casing not initially filled with water

1. Fill pump casing

2. Total head too high

2. Shorten suction lift and/or discharge head

3. Suction lift too high, or too long

3. Lower suction lift, install foot valve and prime,

or shorten length of suction line

4. Impeller

clogged

4. Clean

5. Hole or air leak in suction line

5. Repair or replace; do not use Teflon tape;

use pipe sealing compound

6. Foot valve too small

7. Match foot valve to piping or install one size

larger foot valve

7. Impeller

damaged

7. Replace

8. Foot valve or suction line

8. Submerge lower in water

not submerged deep enough in water

9. Insufficient inlet pressure or suction head

9. Increase inlet pressure by adding more water

source

to tank or increasing back pressure

10. Suction piping too small

10. Increase to pump inlet size or one size larger

11. Motor wired incorrectly

11. Check wiring diagram

12. Casing gasket leaking

12. Replace

13. Suction or discharge line valves closed

13. Open

Pump will not deliver water

1. No priming water in casing

1. Fill pump casing

or develop pressure

2. Mechanical seal is leaking

2. Replace (see Rotary Seal Replacement)

3. Leak in suction line

3. Repair or replace

4. Discharge line is closed and priming

4. Open

air has nowhere to go

5. Suction line (or valve) is closed

5. Open

6. Pump is down

6. Replace worn parts

7. Foot valve is leaking

7. Replace foot valve

8. Suction screen clogged

8. Clean or replace

Loss of suction

1. Air leak in suction line

1. Repair or replace

2. Suction lift too high

2. Lower suction lift, install foot valve and prime

3. Insufficient inlet pressure or suction head

3. Increase inlet pressure by adding more

water to tank or increasing back pressure

4. Clogged foot valve or strainer

4. Unclog

Pump vibrates and/or makes 1. Mounting plate or foundation not rigid enough

1. Reinforce

excessive noise

2. Foreign material in pump

2. Disassemble pump and clean

3. Impeller

damaged

3. Replace

4. Worn motor bearings

4. Replace

5. Suction lift too high

5. Lower suction lift, install foot valve and prime

Pump will not start or run

1. Improperly wired

1. Check wiring diagram on motor

2. Blown fuse or open circuit breaker

2. Replace fuse or close circuit breaker

3. Loose or broken wiring

3. Tighten connections and replace broken wiring

4. Stone or foreigh object lodged in impeller

4. Disassemble pump and remove object

5. Motor shorted out

5. Replace

6. Thermal overload has opened circuit

6. Allow unit to cool, restart after reason for

for overload has been determined

Pumps leaks at shaft

1. Worn mechanical seal

1. Replace (see Rotary Seal Replacement)

TROUBLESHOOTING CHART

Содержание 330 Series

Страница 1: ... to prevent unexpected application of power Failure to do so could result in fatal electrical shock 7 Unit must be securely and adequately electrically grounded This can be accomplished by wiring the unit to a ground metal clad raceway system or by using a separate ground wire connected to the bare metal of the motor frame or other suitable means 8 Do not put a valve in the discharge line without ...

Страница 2: ...e For removal of the pump for service close the gate valve and disconnect the union CAUTION Do not use a globe valve or other restricting type of valve at the discharge This will seriously restrict the capacity of the pump LIMITED WARRANTY Zoeller Pump Company warrants to the purchaser and subsequent owner during the warranty period every new Zoeller Pump Company product to be free from defects in...

Страница 3: ...r Amps Max Liquid Temp Max Suction Lift Single Phase 115V 230V 3 4 Single Ph 115 230 60 3450 115V 14 0 7 0 180 F 25 ft 1 230V 18 0 9 0 1 1 2 21 0 10 5 2 25 0 12 5 Suction lift varies depending upon elevation altitude and water temperatures TYPICAL INSTALLATIONS IL0176 To Sprinkler System 1 1 2 in Discharge Pipe Gate Valve Unions Discharge Tee Priming Plug Pump Well Well Seal Foot Valve with Screen...

Страница 4: ... 1 This unit is not water proof and is not intended to be used in showers saunas or other potentially wet locations The motor is designed to be used in a clean dry location with access to an adequate supply of cooling air Ambient temperature around the motor should not exceed 104F 40C For outdoor installations motor must be protected by a cover that does not block airflow to and around the motor T...

Страница 5: ... reassemble the remainder of the pump NOTE Because damage to the shaft seal is most likely to occur in disassembly a new seal is required MOTOR DATA Figure 8 HP Phase Volts Code Letter Max Amps Locked Rotor Amps 3 4 3 4 1 1 115 230 K K 14 00 7 00 52 0 26 0 1 1 1 1 115 230 L L 18 00 9 00 70 0 39 0 1 1 2 1 1 2 1 1 115 230 J J 21 00 10 50 98 0 49 0 2 2 1 1 115 230 H H 25 00 12 50 116 0 58 0 OPERATION...

Страница 7: ... 4 4 Ring Square Cut 133261 1 1 1 1 5 Seal Rotary w Spring 131100 1 1 1 1 6 Impeller Plastic P Models 133646 135620 134794 6 Impeller Brass B Models 133255 7 Diffuser 136469 1 1 1 1 8 Hex Hd Cap Screws 1 4 x 1 2 2 2 2 9 Rubber Diffuser 133260 1 1 1 1 10 Pump Body 020291 1 1 1 1 11 Hex Hd Cap Screws 7 16 x 1 4 4 4 4 12 Base 134217 1 1 1 1 13 Hex Hd Cap Screws 3 8 x 1 2 2 2 2 2 Standard Hardware Ite...

Страница 8: ...e is closed and priming 4 Open air has nowhere to go 5 Suction line or valve is closed 5 Open 6 Pump is down 6 Replace worn parts 7 Foot valve is leaking 7 Replace foot valve 8 Suction screen clogged 8 Clean or replace Loss of suction 1 Air leak in suction line 1 Repair or replace 2 Suction lift too high 2 Lower suction lift install foot valve and prime 3 Insufficient inlet pressure or suction hea...

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Содержание 330 Series

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