Resetting Overloads; Replacing Pump Overload - Conair Thermolator TW-1 User Manual

R
ESETTING
O
VERLOADS
R
EPLACING
P
UMP
O
VERLOAD
Motor contactor
6-20
T
ROUBLESHOOTING
The pump motor overload is located inside the unit's electrical
enclosure.
1
Disconnect and lockout the main power.
2
Open the electrical enclosure door.
screw on the front panel counterclockwise to open.
3
Check the overload.
If the red button is out, the over-
load has tripped. Press the blue
button to reset the overload.
Verify that the overload trip
point does not exceed the FLA
for the pump.
1
Disconnect and lockout the main power.
2
Open the electrical enclosure door.
Turn the screw on the front panel counterclockwise to
open.
3
Locate the pump overload module attached to
the pump motor starter.
4
Disconnect the three power leads from the
overload module to the pump motor. Note the placement
of each lead and label as needed.
Motor overload
Thermolator TW Series
5
Disconnect auxiliary wiring on
the overload module.
6
Remove the overload module.
Loosen the three screws that connect
the overload module to the motor con-
tactor. Pull the overload module down
to release it from the starter.
7
Reverse these steps to install
the new overload module.
8
Set the module reset mode to
MAN (manual).
9
Set the proper FLA trip point.
Do not exceed the FLA for the pump
motor.
Turn the
UGH025-0504