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1500°C Tube Furnace
208 VAC Operation
The tube furnace heating elements are specifically designed for operation on 208 or
240 VAC.
A furnace wired for 240 VAC operation can also operate on 208 VAC. However, heat up
and recovery times will be longer.
Thermocouple Check
Figure 3 Thermocouple
Check that the thermocouple is securely mounted and undamaged. Check the
thermocouple wiring connections. Refer to Figure 3 "Thermocouple". Red is always
negative.
CAUTION : Failure to check thermocouple wiring connections before initial start up
could result in damage to the furnace.
To check the thermocouple wiring connections, complete the following steps:
1. Remove the furnace rear panel.
2. Inspect the thermocouple and check the wiring. Red is always negative.
3. Replace the furnace panel.
NOTE At initial installation, install the heating elements (Refer to Section "Heating Elements")
before replacing the furnace back panel.
Installation |
Chapter 4
305435H03 | 4-19
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