Chapter 6: Maintenance And Diagnostics - TA Instruments TMA 2940 Operator's Manual

CHAPTER 6: Maintenance and
Diagnostics
TA I TMA 2940
NSTRUMENTS
Overview ..................................................... 6-3
Routine Maintenance .................................. 6-4
Inspection ............................................. 6-4
Cleaning ............................................... 6-5
Cleaning the Keypad ..................... 6-5
Cleaning the Probe Assembly ........ 6-5
Cleaning the Stage ......................... 6-6
Cleaning the Thermocouple........... 6-7
Replacements ....................................... 6-8
Installing a New Thermocouple .... 6-8
Diagnostics ................................................. 6-9
Fuses ..................................................... 6-9
Power Failures .................................... 6-10
TMA 2940 Test Functions ........................ 6-12
The TMA Confidence Test ................ 6-12
Replacement Parts .................................... 6-15
6-1