Conair Thermolator TW-S User Manual page 4

ii I Ta b l e o f Co n t e n t s
4 - 1
O p e r a t i o n
The TW-P Control ............................................................................................ 4-2
Default Display ................................................................................................ 4-3
Starting the Thermolator .................................................................................. 4-4
Stopping the Thermolator ................................................................................ 4-5
Using the Optional Mold Purge Option ............................................................. 4-6
Conair TW-P Thermolator ................................................................................ 4-7
5 - 1
M a i n t e n a n c e
Maintenance of your Thermolator .................................................................... 5-2
Preventative Maintenance Schedule ................................................................ 5-2
Accessing the Thermolator Enclosure .............................................................. 5-3
Removing the Pump Motor and Seal (1/2 to 3 Hp units) ................................... 5-4
Reassembling the Pump Motor and Seal (1/2 to 3 Hp units) ............................. 5-7
Removing the Pump Motor and Seal (5 to 10 Hp units) .................................... 5-9
Reassembling Pump Motor and Seal (5 to 10 Hp units ................................... 5-11
6 - 1
T r o u b l e s h o o t i n g
Before Beginning ............................................................................................. 6-2
A Few Words of Caution ................................................................................... 6-3
Identifying the Cause of a Problem .................................................................. 6-4
Controller Alarms ............................................................................................. 6-5
Controller Control Fault Logic ........................................................................ 6-14
Unit Faults ..................................................................................................... 6-15
Unit Will Not Power Up ................................................................................... 6-26
Troubleshooting ............................................................................................. 6-27
Replacing the Heater Contactor ..................................................................... 6-29
Checking the RTD .......................................................................................... 6-30
Replacing the RTD ......................................................................................... 6-32
Repairing Cooling Valves ............................................................................... 6-33
Disassembly of Alternate Direct Acting Solenoid Valves .................................. 6-34
Alternate Pilot Operated Solenoid Valves ........................................................ 6-35