Troubleshooting; Display Messages; The Pump Is Noisy; Excessive Ambient Temperature - Bell and Gossett ecocirc 19-16 Instruction Manual

7 Troubleshooting

7.1 Display messages

WARNING:
Maintenance and service must be performed by skilled and
qualified personnel only.
Description
Standby State: Pump is powered
and ready to run.
The pump is running normal.
Air purge function is active.
Voltage or overtemperature error 1 sec on / 1 sec off, mode-
Overcurrent error
Start error
Position sensing error
Offset error

7.2 The pump is noisy

Description
The pump is making a loud
noise.

7.3 Excessive ambient temperature

In order to protect the electronics from temperatures that are dangerously high,
the electronic control system monitors its own temperature.
• If the temperature is too high, the pump speed is automatically reduced.
• If the temperature rises above safety limit, the pump will shut itself off.
• The pump will automatically restart after cooling down.
®
ecocirc 19-16 INSTRUCTION MANUAL
LED display
0.75 sec off / 0.1 sec white
0.75 sec off / 0.1 sec blue
Continuously lit blue, green, or
white, depending on the pump
operating mode. See Modes of
operation on page 18.
0.75 sec off / 0.1 sec on, mode-
dependent color
dependent color
0.2 sec on / 0.2 sec off, mode-
dependent color
0.4 sec off / 0.2 sec on
0.4 sec off / 0.4 sec on
mode-dependent color
Reason
The pump is not thoroughly
vented.
There are foreign objects in the
pump.
The bearing is worn out.
7 Troubleshooting
Action
—
—
—
Check the power supply. Let the
pump cool and restart.
Check for foreign objects
blocking the pump rotor. See
Disassemble the pump on page
20.
Electronics board is defective.
Non-serviceable.
Action
See Preparation for startup
page 18.
See Disassemble the pump
page 20.
Replace the pump.
on
on
21