---
kind: "section"
citation: "46 C.F.R. § 63.15-7"
title: "46"
number: "63.15-7"
heading: "Alarms."
url: "https://uscodex.org/cfr/46/63.15-7"
---

# §63.15-7. Alarms.

- (a) An audible alarm must automatically sound when a flame safety system shutdown occurs. A visible indicator must indicate that the shutdown was caused by the flame safety system.
- (b) Means must be provided to silence the audible alarm. The visible indicators must require manual reset.
- (c) For steam boilers, operation of the lower low water cutoff must automatically sound an audible alarm. A visual indicator must indicate that the shutdown was caused by low water.
- (d) For a periodically unattended machinery space, the auxiliary boiler trip alarm required by table 1 to [§ 62.35-50](/cfr/46/62.35-50.md) of this subchapter satisfies the requirements for the audible alarms specified in this section.

## Notes

### Source

Source: CGD 88-057, 55 FR 24238, June 15, 1990, as amended by USCG-2020-0634, 89 FR 50197, June 12, 2024, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 3306, 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: CGD 88-057, 55 FR 24238, June 15, 1990, unless otherwise noted.