TM 9-4520-272-14&P
0054 00
REPLACE
WARNING
The heat exchanger weighs approximately 85 lbs (38.5 kg). A minimum of two
personnel are required to lift the heat exchanger out of the heater cabinet. A
mechanical lift using a strap positioned under the centerline of the heat
exchanger is preferred to using manpower. Failure to lift the heat exchanger
properly may result in serious injury.
1. Remove burner cover and burner nozzle and electrode assembly IAW WP 0050 00. Set assemblies
aside.
2. Remove nuts, lock washers, and flat washers (1) on inlet of heat exchanger (2).
3. Loosen clamp and remove diesel engine exhaust stack (3).
4. Loosen and separate the two saddle clamps (4) that encircle the heat exchanger (2).
5. Lift the heat exchanger from the heater with a minimum of 2 persons or with a mechanical lift rated for
at least 85 lbs (38.5 kg).
6. Install a new heat exchanger (2) by lowering into position onto the saddles at the base of the heater.
7. Engage the two saddle clamps (4) around the heat exchanger (2) and tighten.
8. Install the diesel engine exhaust stack (3).
9. Install flat washers, lockwashers, and nuts (1) on inlet of heat exchanger (2).
10. Install top cover on heater.
11. Install burner cover and burner nozzle and electrode assembly IAW WP 0050 00.
0054 00-6
