Section 575 IAC 1-2.5-34 - HeatersAuthority: IC 20-27-3-4
Affected: IC 20-27-9
Sec. 34.
(a) The bus must have at least two (2) heaters, one (1) of which must have a fresh air intake located forward of the center of the bus. One (1) heater must be located to the right of the driver. It must have two (2) independently controlled motors; one (1) to run the heater and one (1) to run the defroster. Another heater must be located behind the bus' rear wheels.(b) The heating system must be capable of maintaining an inside temperature of 40 degrees Fahrenheit. Hot water heaters must conform to the School Bus Manufacturers' Association Standard Code for Testing and Rating Automotive Bus Hot Water and Ventilating Equipment.(c) All exposed rubber or plastic hose in the interior of the bus must be shielded to prevent harm to the driver and passengers.(d) There must be a temperature regulating valve that is accessible to the bus driver.(e) Each hot water system must include an accessible shutoff valve installed in the pressure and return lines at or near the engine.(f) Heater motors, cores, and fans must be accessible for service. Access panels may be provided if necessary.(g) Portable heaters are prohibited. State School Bus Committee; 575 IAC 1-2.5-34; filed Jun 20, 1988, 8:50 am: 11 IR 3850; readopted filed Oct 10, 2001, 3:37 p.m.: 25 IR 938; readopted filed Jun 19, 2007, 10:10 a.m.: 20070704-IR-575070225RFA; readopted filed Nov 12, 2013, 11:21 a.m.: 20131211-IR-575130420RFA