Berkeley 10LTHH Manual Download Page 11

Troubleshooting

11

SYMPTOM

POSSIBLE CAUSE(S)

CORRECTIVE ACTION

Motor will not run

Disconnect switch is off

Be sure switch is on

Fuse is blown

Replace fuse

Starting switch is defective

Replace starting switch

Wires at motor are loose, 

Refer to instructions on wiring. Check and tighten all wiring. 

disconnected, or wired incorrectly

Capacitor voltage may be hazardous. To discharge 

capacitor, hold insulated handle screwdriver BY THE HANDLE and 
short capacitor terminals together. Do not touch metal screwdriver 
blade or capacitor terminals. If in doubt, consult a qualified 
electrician.

Motor runs hot and  Motor is wired incorrectly

Refer to instructions on wiring

overload kicks off

Voltage is too low

Check with power company. Install heavier wiring if wire size is too small  
(See Electrical, Page 6)

Motor runs but no 

*Pump in new installation did 

In new installation:

water is delivered 

not pick up prime through: 

1. Improper priming 

1. Re-prime according to instructions

2. Air leaks

2. Check all connections on suction line

3. Leaking foot valve

3. Replace foot valve

*Pump has lost prime through:

In installation already in use:

1. Air leaks

1. Check all connections on suction line and shaft seal

2. Water level below suction of pump

2. Lower suction line into water and re-prime. If receding water level 

in well exceeds suction lift, a deep well pump is needed

Impeller is plugged

Clean impeller; see Maintenance

Check valve or foot valve is stuck 

Replace check valve or foot valve

in closed position
Pipes are frozen

Thaw pipes. Bury pipes below frost line. Heat pit or pump house.

Foot valve and/or strainer are 

Raise foot valve and/or strainer above well bottom

buried in sand or mud

Pump does not 

Water level in well is lower than 

A deep well jet pump may be needed (over 20 ft. to water)

deliver water to full  estimated
capacity (Also

Steel piping (if used) is corroded or 

Replace with plastic pipe where possible, otherwise with new steel pipe 

check point 3

limed, causing excess friction

immediately above)

Offset piping is too small in size

Use larger offset piping

*(Note: Check
prime before look-
ing for other caus-
es. Unscrew prim-
ing plug and see if
there is water in
priming hole.)

Summary of Contents for 10LTHH

Page 1: ...AL Self Priming Centrifugal Pump 2007 BE536 Rev 5 2 07 LTHH Series Installation Operation Parts For further operating installation or maintenance assistance Call 1 262 728 9181 293 Wright Street Delav...

Page 2: ...pressure hazard and possible injury do not use in a pressure tank domestic water system Do not use as a booster pump pressurized suction may cause pump body to explode Do not allow pump or piping syst...

Page 3: ...leg ambient compen sated extra quick trip overload relays of recommended size are not used our warranty is void Buyer s only remedy and Berkeley s WICOR s only duty is to repair or replace defective...

Page 4: ...Add sections of pipe as needed using Teflon tape on male threads Be sure that all suction pipe is leakproof or pump will lose prime and fail to pump Install foot valve 10 to 20 feet below the lowest l...

Page 5: ...NSTALLATION NOTICE Use only Teflon tape or Teflon based joint compounds for making all threaded connections to the pump itself Do not use pipe joint com pounds on plastic pumps they can react with the...

Page 6: ...ECTOR To change to 115 volts 1 Make sure power is off 2 Turn the dial counter clockwise until 115 shows in the dial window 3 Attach the power lead wires to the power lead termi nals Make sure the wire...

Page 7: ...d ly which could cause injury or property damage Disconnect power before servicing motor 9 If this procedure or the wiring diagrams are confusing consult a licensed electrician PRIMING THE PUMP NOTICE...

Page 8: ...all pressure in system and refill pump and piping with cold water Pump and piping need not be disconnected to repair or replace motor or seal see Figure 13 If motor is replaced replace the shaft seal...

Page 9: ...ber Cup on ceramic seat with liquid soap Be sparing 3 Put clean cardboard washer on seal face With thumb pressure press ceramic seal half firmly and squarely into seal cavity See Figure 18 Polished fa...

Page 10: ...diffuser on seal plate with two screws 13 Follow instructions under Pump Reassembly PUMP REASSEMBLY 1 Clean gasket surfaces on pump body and seal plate install new gasket 2 Slide motor seal plate ass...

Page 11: ...all connections on suction line 3 Leaking foot valve 3 Replace foot valve Pump has lost prime through In installation already in use 1 Air leaks 1 Check all connections on suction line and shaft seal...

Page 12: ...14SS C30 47SS C30 14SS C30 14SS 7 Diffuser 1 C101 276P C101 276P C101 182 C101 182 7A Screw 10 24 x1 Lg Hex Head 2 U30 696SS U30 696SS 7A Machine screw 8 32x7 8 Lg 2 U30 53SS U30 53SS 8 Diffuser Ring...

Page 13: ...a amor age automatique 2007 BE536 R v 2 5 07 S ries LTHH Installation Fonctionnement Pi ces Pour plus de renseignements concernant l utilisation l installation ou l entretien Composer le 1 262 728 91...

Page 14: ...eau domestique Ne pas utiliser cette pompe en tant que pompe de surpression le corps de la pompe risque d ex ploser si l aspiration est mise sous pression Ne pas laisser geler la pompe ni aucun autre...

Page 15: ...tre les surcharges thermiques d clenchement extra rapide trois pieds et temp rature ambiante compens e de la dimension recommand e ne sont pas utilis s notre garantie sera annul e Le seul recours de l...

Page 16: ...aspiration puis les abaisser dans le puits Ajouter d autres longueurs de tuyaux selon le besoin en enveloppant tous les filets m les de ruban t flon S assurer que tous les tuyaux d aspiration sont ta...

Page 17: ...s pression ni l utiliser en tant que pompe de surpression INSTALLATION DE LA POMPE NOTA Pour le branchement de tous les raccords filet s sur la pompe n utiliser que du ruban t flon ou de la p te d tan...

Page 18: ...teur gauche jusqu ce que 115 apparaisse dans la fen tre du cadran 3 Brancher les fils d alimentation sur les bornes S assurer que les fils sont bien retenus en place 4 Brancher le fil de mise la terre...

Page 19: ...sse de fonctionner le protecteur contre les surcharges thermiques risque de red marrer inopin ment ce qui risque de causer des blessures ou des dommages mat riels Toujours couper le courant avant d in...

Page 20: ...la pression du syst me puis refaire le plein de la pompe et des tuyaux avec de l eau froide Pour r parer le moteur ou le remplacer ainsi que les joints la pompe et les tuyaux doivent tre d branch s F...

Page 21: ...quide 3 Mettre la rondelle en carton propre sur la surface d tanch it Avec la pression des pouces pousser fermement la moiti du joint en c ramique d querre dans la cavit du joint du dissipateur voir l...

Page 22: ...tructions figurant sous Remontage de la pompe REMONTAGE DE LA POMPE 1 Nettoyer les surfaces d appui du joint sur le corps de la pompe et la plaque d tanch it poser un joint neuf 2 Glisser l ensemble m...

Page 23: ...le cas d une installation d j en service 1 cause de prises d air 1 V rifier tous les raccords du tuyau d aspiration et le joint de l arbre 2 parce que le niveau d eau est plus 2 Abaisser le tuyau d a...

Page 24: ...C101 182 C101 182 7A Vis de 10 24 po x 1 po de long 2 U30 696SS U30 696SS 7A Vis m taux de 8 32 x 7 8 po de long 2 U30 53SS U30 53SS 8 Bague du diffuseur 1 C21 10 C21 10 C21 2 C21 2 9 Corps de la pom...

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