SAE J1503_200409

This SAE Standard applies to off-road, self-propelled work machines used in earth moving, agricultural, and forestry, as defined in SAE J1116, and establishes the following minimum performance levels in the operator's environment for the seated position.

Minimum operator enclosure pressurization and ventilation levels in the operator's environment for the seat position.

Maximum operator environment temperature under air conditioning operation.

Minimum operator environment temperature under heating operation.