TM 55-4920-401-13&P
Table 4-14. Heater Probe Control Circuit Waveforms. (Continued)
- - -
Test Point
(figure 4-5, sht 2)
44
44
45
45
Waveform*
Remarks
—
Heater probes cooling. Use
line sync. Period determined
by line frequency.
Heater probes heating. Use line
sync. Period determined by
line frequency.
Heater probes cooling.
Use line sync.
Heater probes heating. Use
line sync. Period determined
by line frequency
*
All waveforms are referenced to test point 38. Waveform amplitudes may vary ± 10% due to component
tolerances.
4-24
