Troubleshooting Chart - Glentronics Pro Series Operating Instructions Manual

Pro Series Operating Instructions
Models C8050 and C8100

Troubleshooting Chart

Symptom
The pump will not start or run
Thermal protector tripping or not
functioning
Pump starts and stops too frequently
Pump will not shut off
* onsult a licensed electrician
Possible Cause(s)
1. Pump is not plugged in
2. Water is not high enough to
activate the pump
3. Open circuit
4. Poor power source
5. Low voltage
6. Bad power cable
7. Locked impeller
8. Defective float switch (if used)
9. Defective pump
1. Locked impeller
2. Incorrect power supply
3. Overburdened due to heavy sand
content in the water
4. Pump running continuously with no
water present
1. Water flowing back from pipe
2. Float switch mounted too low (if used)
3. Malfunctioning float switch (if used)
1. Clogged or frozen discharge
2. Blocked inlet strainer
3. Defective float switch (if used)
4. Check valve installed with no air
bleed hole in pipe or pump
5. Check valve is stuck or installed
upside down
5
Corrective ction
1. Plug pump in properly (see
instructions)
2. Make sure float switch is positioned
properly
3. Check circuit breaker or fuse, and GFI
reset button
4. Check circuit line wires and cable*
5. Check line wires and source voltage*
6. Replace with new cable*
7. Remove strainer and clear obstruction
8. Replace float switch with new float
switch
9. Replace pump with new pump
1. Remove strainer and clear obstruction
2. Check power supply source and voltage
3. Use water filter or replace with a
higher horsepower pump
4. Check float switch
1. Install or replace check valve
2. Raise float switch
3. Replace float switch with new float
switch
1. Clear blockage or thaw frozen line
2. Clear debris from inlet strainer
3. Replace float switch with new float
switch
4. Drill a bleed hole in the discharge pipe,
or clean debris from the existing hole
in the pipe or pump
5. Reverse or replace check valve. Make
sure the check valve is installed with
the flow arrow pointing up and out of
the pit.