TM 10--3510--221--24
0184 00--1
FLAME DETECTOR REPLACEMENT
0184 00
THIS WORK PACKAGE COVERS:
Removal, Installation
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
LADS power shut off at main control
enclosure (WP 0112 00).
REMOVAL
WARNING
Thermal fluid can reach temperatures near 400o F when the heating system is operating.
Allow thermal fluid and heating system piping to cool prior to performing maintenance.
Always wear gloves and eye protection. Failure to follow this precaution could result in
severe burn injuries.
1. Loosen four latches (1), then open door (2) on heater enclosure (3).
2. Loosen two captive screws (4), then lift flame programmer (5) from sub--base (6).
3. Disconnect flame detector leadwires (7) from sub--base (6).
4. Remove two screws (8), then remove cover (9) and gasket (10) from outlet body (11).
5. Pull lead wires (7) out of heater enclosure (3).
6. Loosen conduit nut (12) at pulling elbow (13).
7. Loosen captive nut (14), then remove flame detector (15) from sight tube (16).
8. Pull lead wires (7) out of outlet body (11) and conduit (17).
9. Unthread nipple (18) with attached pulling elbow (13) from flame detector (15).
