CAUTION:
•
Avoid injury. Worn pump components can have sharp edges. Wear appropriate gloves
while handling these parts.
5.2.2 Disassemble the pump
1.
Disconnect all electrical service. Mark leads for reassembly.
2.
Remove cap screws 370E that fasten suction cover to casing. Remove cover and suction cover lin-
er.
3.
Remove impeller cap screw 370C. Pull impeller out of casing. If impeller cannot be easily removed,
proceed to next step.
If the impeller could not be easily removed, carefully pry the mount away from the motor. Use two
locations on opposite sides simultaneously to prevent possible damage to motor.
4.
Remove cap screw 370K which fastens motor-to-motor mount 340. Carefully pull mount with casing
attached away from motor.
5.
Remove cap screws 370J (or flat head screws 372J) and separate motor mount from casing.
NOTICE:
The motor shall be disassembled only by an authorized repair center. Failure to comply will re-
sult in voiding warranty.
For motor instructions see ABB/Baldor/Reliance Electrical Manual B-3629.
5.3 Pre-assembly
5.3.1 Pre-assembly inspections
Guidelines
Before you assemble the pump parts, make sure you follow these guidelines:
•
Inspect the pump parts according to the information in these pre-assembly topics before you reas-
semble your pump. Replace any part that does not meet the required criteria.
•
Make sure that the parts are clean. Clean the pump parts in solvent in order to remove oil, grease,
and dirt.
NOTICE:
Protect machined surfaces while cleaning the parts. Failure to do so may result in equipment
damage.
5.3.2 Replacement guidelines
Casing check and replacement
WARNING:
Risk of death or serious injury. Leaking fluid can cause fire and/or burns. Inspect and ensure
gasket sealing surfaces are not damaged and repair or replace as necessary.
5.3 Pre-assembly
JCU Installation, Operation, and Maintenance Manual
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