PM-505.1 Maintenance: All mechanical equipment, fireplaces and solid fuel-burning appliances shall be properly installed and maintained in a safe working condition, and shall be capable of performing the intended function.

PM-505.1.1 Cooking and heating equipment: All cooking and heating equipment, components and accessories in every heating, cooking and water-heating device shall be maintained free from leaks and obstructions.

PM-505.1.2 Chimney: All fuel-burning equipment and appliances shall be connected to an approved chimney or vent.

Exception: Fuel-burning equipment and appliances which are labeled for unvented operation.

PM-505.1.3 Clearances: All required clearances to combustible materials shall be maintained.

PM-505.1.4 Safety controls: All safety controls for fuel-burning equipment shall be maintained in effective operation.

PM-505.1.5 Combustion air: A supply of air for complete combustion of the fuel and for ventilation of the space shall be provided for the fuel-burning equipment.

PM-505.1.6 Energy conservation devices: Devices purporting to reduce fuel consumption by attachment to a fuel-burning appliance, to the fuel supply line thereto, or to the vent outlet or vent piping therefrom, shall not be installed unless labeled for such purpose and installed in accordance with the manufacturer's instructions.

PM-505.2 Cooling facilities: At such time as the Department of Public Health declares a heat emergency, the owner or operator of nursing home and senior citizen occupancies in Use Group I-2 (Dependent Care Facilities) shall, whenever the indoor ambient air temperature exceeds 81 degrees F (27 degrees C), supply mechanical air cooling to every habitable room to maintain a temperature not exceeding 81 degrees F (27 degrees C).

Exception: Where there are separate mechanical air cooling facilities for each dwelling or rooming unit, and such facilities are under the sole control of the occupant of the dwelling or rooming unit.

PM-505.2.1 Equipment: The cooling equipment in the facility shall be capable of maintaining an indoor ambient air temperature which does not exceed 81 degrees F (27 degrees C) based on an outside design temperature of 100 degrees F (38 degrees C).

PM-505.2.2 Room temperature measurements: The required room temperature shall be measured three feet (914 mm) above the floor approximately at the center of the room.