Lennox EL195UH040NE36B - Page 42

Page 42
Operating Signal Pressure Measurement
FIGURE 56
TABLE 19
Single-Stage
Production Resonance (more air) Di󰀩culty Igniting (less air)
Orice Size (Part No) Orice Size Cat No Orice Size Cat No
-040 0.800 (16) 0.812 (01) 21U23 0.787 (20) 21U01
-060 0.995 (14) 1.010 (21) 21U02 0.980 (13) 21U25
-080 1.105 (12) 1.125 (03) 19X31 1.085 (22) 21U03
-100 1.250 (06) 1.281 (19) 19X39 1.219 (04) 19X32