Honeywell Q179A - Manual (Page 6)

Q179A,B GAS PILOT BURNER ASSEMBLIES
60-2032-05 6
Pilot Turndown Test
If the flame rod is used to prove a pilot flame before the main
fuel valve(s) can be opened, perform a pilot turndown test.
Follow the procedures in the Instructions for the appropriate
Flame Safeguard Control, and in the burner manufacturer’s
instruction
Fig. 5. Measuring 7800 SERIES Control flame signal
voltage.
NEGATIVE (-)
METER LEAD
POSITIVE (+)
METER LEAD
ONE MEGOHM/VOLT
METER
M7382