Troubleshooting Checklist; Pump Disassembly - Water Ace R7L Manuel D'installation

TROUBLESHOOTING CHECKLIST

PROBLEM
Pump will not prime.
Pump does not deliver rated
capacity.
Pump loses prime after starting.
Pump vibrates or is noisy.
Motor overheats and shuts
off (overload).
Motor fails or does not
operate properly.

PUMP DISASSEMBLY

REPAIR KITS
23833A308
(CAUTION: SHUT OFF POWER TO PUMP)
• Not enough water. Stop motor, remove 1-1/2" pipe plug, and fi ll case with water.
• Pump wired incorrectly. Voltage of pump should match voltage of power supply.
• Plugged impeller, check valve, suction piping, foot valve, or well point.
• Foot valve is sitting in sand or mud, or is stuck shut, or leaks.
• Well depth exceeds pump capability.
• Leaks. Check all connections for airtightness.
• Leaky shaft seal.
• Insuffi cient submergence of suction pipe; should be at least 3 feet below water level.
• Pump wired incorrectly. Voltage of pump should match voltage of power supply.
• Plugged impeller, check valve, suction piping, foot valve, or well point.
• Discharge system head is too great.
• Well depth exceeds pump capability.
• Pump fl ow is greater than well fl ow capability.
• Leaks. Check all connections for airtightness.
• Suction pipe is too small. Should be 1-1/2" pipe.
• Insuffi cient submergence of suction pipe; should be at least 3 feet below water level.
• Well depth exceeds pump capability.
• Pump fl ow is greater than well fl ow capability.
• Leaks. Check all connections for airtightness.
• Insuffi cient pump foundation.
• Well depth exceeds pump capability.
• Bent shaft, worn motor bearing, or clogged impeller.
• Motor voltage does not match power supply voltage.
• Improper wire size. See Wire Size Guide on page 2.
• Impeller is rubbing against pump case.
• If within Warranty, return pump/motor unit to place of purchase (with proof of purchase)
for exchange.
DIFFUSER & IMPELLER
Kit RPK-7LS for the R7L
Kit RPK-10LS for the R10L
Kit RPK-15LS for the R15L
Kit RPK-20LS for the R20L
Kit RPK-25LS for the R25L
POSSIBLE CAUSES
7
KIT RPK-LSS
Includes shaft seal, impeller seal,
slinger, gasket 8-3/4 O.D.,
gasket 2-1/8 O.D. which fi t all
5 lawn sprinkler pumps