07268C DCN8258
15
2. TROUBLESHOOTING AND SERVICE
NO POWER:
Plugged in?
Switched on?
Circuit breaker tripped?
NOT HEATING:
View the PV value. Is it heating?
Socket in place on back of temperature controller?
Check 501TS wiring diagram in Appendix A.
Thermocouple failed? Check that its leads are securely
connected to the wiring block at the back of the
controller. Also, check the thermocouple resistance
across the leads for opens or shorts.
TS ANALYZER UNSTABLE:
Leak-check per analyzer main manual.
EFFICIENCY <90%:
Leaking? Leak-check.
Plugged? Compare flow through and bypassing
converter.
Flow too high?
Span gas correct?
.
Contaminated? Check inside of Teflon tubing
CONVERTER TEMP UNSTABLE:
Contact Technical Support
(
Section 2.6
.
Summary of Contents for T108 Series
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