TM 10--3510--221--24
0265 00--1
HEATER ASSEMBLY SERVICING
0265 00
THIS WORK PACKAGE COVERS:
Disassembly, Cleaning, Assembly
INITIAL SETUP:
Maintenance Level
Materials/Parts
Direct Support
Rag, Wiping (Item 4, WP 0271 00)
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
Heater assembly removed (WP 0264 00)
Wire Brush (Item 10, WP 0272 00)
DISASSEMBLY
1. Remove burner assembly (WP 0182 00).
2. Loosen clamp (1) then remove exhaust duct (2) from flue stack (3).
3. Remove eight screws (4) and flat washers (5) then remove flue stack (3) from outer chamber (6).
4. Remove twelve screws (7) then remove access panel (8) from outer chamber (6).
5. Remove ten (9) screws then remove access panel (10) from middle chamber (11).
6. Remove twelve nuts (12) and flat washers (13) then remove access panel (14) from burner chamber (15).
CLEANING
1. Thoroughly brush coils (16) to remove soot deposits.
WARNING
Compressed air used for cleaning or drying, or for clearing restrictions, should never
exceed 30 psi (207 kPa). Always wear gloves and eye protection. Use caution to avoid
injury to personnel.
2. Used compressed air to blow loose deposits towards bottom of burner chamber (15).
3. Vacuum out bottom of middle chamber (11) and burner chamber (12) to remove all loose soot and debris.
4. Inspect coils (16) for cleanliness. If soot deposits cannot be removed replace heater.
