What are the safe operating temperature and humidity ranges for the Canon MF1643iF II?

The guaranteed range for operation and image quality is a temperature of 10.0 to 30.0 degrees Celsius and humidity of 20 to 80%. The machine must not be installed near a source of fire, dust, or ammonium gas, and should be kept away from direct sunlight. If the area is exposed to direct rays of the sun, curtains should be provided to the window. (Page 7)