---
kind: "section"
citation: "46 C.F.R. § 52.25-15"
title: "46"
number: "52.25-15"
heading: "Fired thermal fluid heaters."
url: "https://uscodex.org/cfr/46/52.25-15"
---

# §52.25-15. Fired thermal fluid heaters.

- (a) Fired thermal fluid heaters must be designed, constructed, inspected, tested, and stamped in accordance with the applicable provisions in this part.
- (b) Each fired thermal fluid heater must be fitted with a control which prevents the heat transfer fluid from being heated above its flash point.
- (c) The heat transfer fluid must be chemically compatible with any cargo carried in the cargo tanks serviced by the heat transfer system.
- (d) Each fired thermal fluid heater must be tested and inspected in accordance with the requirements of [subpart 61.30](/cfr/46/subpart61.30.md) of this subchapter.

## Notes

### Amendments

[CGFR 68-82, 33 FR 18815, Dec. 18, 1968, as amended by CGD 88-057, 55 FR 24236, June 15, 1990]

### Source

Source: CGD 81-79, 50 FR 9434, Mar. 8, 1985, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 3306, 3307, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.3.

### Source

Source: CGFR 68-82, 33 FR 18815, Dec. 18, 1968, as amended by USCG-2020-0634, 89 FR 50095, June 12, 2024, unless otherwise noted.

### Amendments

[CGFR 68-82, 33 FR 18815, Dec. 18, 1968, as amended by CGD 88-057, 55 FR 24236, June 15, 1990]