MAINTENANCE
Risk of severe injury or death by electrical shock or pressurized fluids.
• Always unplug the power cord in addition to removing the fuse or shutting off the circuit breaker
before working on the pump or control.
• Relieve system pressure before disassembling device.
• This product should be serviced by qualified electrical or plumbing personnel only.
• Pump may become hot during operation. Allow pump to cool before servicing.
Draining
Drain the system if it will be subjected to temperatures below 32 °F (0 °C) or if maintenance is to be
performed.
1. Disconnect power from the system.
2. Open a tap in the water system to release the pressure.
3. Remove the discharge fitting and the drain plug from the pump case.
4. Disconnect the piping at the tank outlet.
5. Unscrew the fittings and turn the Air Volume control upside down to drain the Air Volume Control.
IMPORTANT: Do not run pump after it has been drained.
6. Allow ample time for the system to drain before reinstalling the plugs.
Periodic Maintenance
1. Make sure the pump is still securely bolted to the foundation.
NOTE: The pump can be maintained and inspected without removing the flow control device.
2. Periodically inspect system for leaks and performance.
• Replace seals or impeller as required. Refer to
3. If the shallow well injector needs servicing, remove it quickly without disturbing pump or piping.
4. Clean the exterior of the pump with a solution of vinegar and water, if needed.
Replacing Mechanical Seals
1. Disconnect pump from the power source.
2. Drain the pump. Refer to
3. Disconnect the pressure line from the pressure switch.
4. Remove the bolts holding the bracket to the pump case.
5. Take off the motor and bracket assembly.
IMPORTANT: Do not disconnect the pipes.
6. Unscrew the impeller from the shaft.
NOTE: This will reveal the seal.
7. Reassemble in reverse order
"Draining" on page
7.
"Replacing Mechanical Seals" on page
MAINTENANCE
Draining
7.
7