8.0 Fault Analysis
B.
Product Overheats
1.
Product only heats up
when the instrument
switch is ON
The controller
shows a very high
temperature
The controller is faulty
The controller
shows a low
temperature
The thermocouple may be
faulty or may have been
removed out of the heating
chamber
The thermocouple may be
connected the wrong way
around
The controller may be faulty
2.
Product heats up
when the instrument
switch is OFF
The SSR has failed
"ON"
Check for an accidental wiring
fault that could have
overloaded the SSR
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