HEATER CORE REPLACEMENT
THIS WORK PACKAGE COVERS
Removal, Cleaning and Inspection, Installation
MOS 52C, Utilities Equipment Repairer
Tools and Special Tools
Shop equipment, machine shop, field maintenance,
Cleaning compound, solvent, type III (Item 9, WP
Oil, lubricating, refrigerant compressor (Item 37,
TM 5-3805-290-23P, Figures 163 and 170
Estimated Time to Complete Task
C AU T I O N
Wipe area clean around all connections to be opened during removal. Cap lines and hoses and plug
openings after removing lines. Contamination of system could result in premature failure.
N OT E
· Tag hoses prior to removal to ensure correct installation.
· Use a container to catch any coolant that may drain from hoses or system. Dispose of fluids IAW local
policy and ordinances. Ensure all spills are cleaned up.
· If seals inside case assembly are damaged, replace as necessary.