Troubleshooting - Conair Thermolator TW-1 User Manual

l Before Beginning . . . . . . . . . . . . . . . . . . . . . .6-2
l A Few Words of Caution . . . . . . . . . . . . . . . .6-2
l Identifying the Cause of a Problem
for the TW Control . . . . . . . . . . . . . . . . . . .6-3
l Identifying the Cause of a Problem
for the TW-1, TW-2 Control . . . . . . . . . . . .6-4
l TW Control Alarms . . . . . . . . . . . . . . . . . . . .6-5
l TW Control Mechanical/Electrical Alarms .6-11
l TW-1, TW-2 Control Shut Down Alarms . .6-12
l TW-1, TW-2 Control Warning Alarms . . . . .6-13
l TW-1, TW-2 Control Other Warnings . . . . .6-15
l TW-1, TW-2 Control System Alarms . . . . .6-16
l Thermolator Will Not Power Up . . . . . . . . .6-17
l Replacing the TW Control . . . . . . . . . . . . .6-18
l Checking and Replacing Fuses . . . . . . . . .6-19
l Resetting Overloads . . . . . . . . . . . . . . . . . .6-20
l Replacing Pump Overload . . . . . . . . . . . . .6-20
l Replacing the Motherboard . . . . . . . . . . . .6-21
l Replacing the Heater
Contactor . . . . . . . . . . . . . . . . . . . . . . . . .6-22
l Checking Thermocouples . . . . . . . . . . . . . .6-23
l Replacing Thermocouples . . . . . . . . . . . . .6-23
l PT1000 Sensor Readings TW Control . . . .6-24
l Repairing Cooling Valves . . . . . . . . . . . . . .6-25
l Repairing Solenoid Valves . . . . . . . . . . . . .6-26
l Repairing Motorized Valves . . . . . . . . . . . .6-27
l Replacing Heater Elements . . . . . . . . . . . .6-28
l Removing the Pump . . . . . . . . . . . . . . . . . .6-30
l Disassembling and Assembling
3/4 - 2 HP Pumps . . . . . . . . . . . . . . . . . . .6-31
l Disassembling and Assembling
3 - 7.5 HP Pumps . . . . . . . . . . . . . . . . . . .6-32
UGH025-0504
T
ROUBLESHOOTING
Thermolator TW Series
6-1