33 CFR § 159.115 - Temperature range test.

---
identifier: "/us/cfr/t33/s159.115"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 159.115 - Temperature range test."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "159.115"
section_name: "Temperature range test."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "O"
subchapter_name: "POLLUTION"
part_number: "159"
part_name: "MARINE SANITATION DEVICES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1322(b)(1); 49 CFR 1.45(b). Subpart E also issued under authority of sec. 1(a)(4), Pub. L. 106-554, 114 Stat. 2763; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGD 73-83, 40 FR 4624, Jan. 30, 1975, unless otherwise noted."
cfr_part: "159"
---


# 159.115 Temperature range test.

(a) The device must be held at a temperature of 60 °C or higher for a period of 16 hours.

(b) The device must be held at a temperature of −40 °C or less for a period of 16 hours following winterization in accordance with manufacturers' instructions.