REPLACE FLAME DETECTOR SWITCH
THIS WORK PACKAGE COVERS:
Tools and Special Tools
Remove four screws (1) and guard (2) from heater (3).
Tag all leads before removal.
Remove five screws (4) and leads (5) from flame detector switch (6).
Loosen nut (7) on switch (6). Pull switch straight out from heater (3).
INSPECTION-ACCEPTANCE AND REJECTION CRITERIA
Check leads and connectors. Replace worn leads and damaged connectors (WP 0312 00).