HTP UFTC-140 - Error Tree Analysis; Flame Detection; Air Pressure Switch; Burner Overheat Limit; Condensate Block Switch; DHW; Operating Temperature; CH Overheat; Exhaust Sensors

LP-648 Rev. 002 Rel. 002 Date 9.16.20
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B. Error Tree Analysis
1. Flame Detection
Figure 50 - Flame Detection Error Analysis Tree
2. Air Pressure Switch / Burner Overheat Limit / Condensate Block Switch
Figure 51 - APS / Burner Overheat Limit / Condensate Block Switch Error Analysis Tree
3. DHW / Operating Temperature / CH Overheat / Exhaust Sensors
Figure 52 - DHW / Operating Temperature / CH Overheat / Exhaust Sensors Error Analysis Tree