§ 7.90 Approval marking.
Current through Jul 27, 2026 · Read all of Part 7
Each approved diesel engine shall be identified by a legible and permanent approval marking inscribed with the assigned MSHA approval number and securely attached to the diesel engine. The marking shall also contain the following information:
(a) Ventilation rate.
(b) Rated power.
(c) Rated speed.
(d) High idle.
(e) Maximum altitude before deration.
(f) Engine model number.