Honeywell Microprocessor Based Integrated Burner Control for Automatically Fired Gas, Oil, Coal or Combination Fuel Single Burner Applications, 120Vac, Interrupted Pilot, Preignition, 15 Second PostPurge, Lockout Interlocks, 10 Second Main Flame Establishing Period, 4 Second or 10 Second Pilot Flame Establishing Period, LHL-LFand HF Proven, -40-140 Degree Ambient Temperature Range