JIS A 8330-4:2004 Earth-moving machinery -- Operator enclosure environment -- Part 4: Operator enclosure ventilation, heating and/or air conditioning test method
This standard specifies test methods for measuring temperature and humidity in operating rooms of earthmoving machines equipped with air conditioning, heating and ventilation systems.
JIS A 8330-4:2004 history
2004JIS A 8330-4:2004 Earth-moving machinery -- Operator enclosure environment -- Part 4: Operator enclosure ventilation, heating and/or air conditioning test method