Surface cleaning apparatus

A hand vacuum cleaner comprising:

• (a) an air flow passage extending from a dirty air inlet, which is provided at a front end of the hand vacuum cleaner, to a clean air outlet;
• (b) an air treatment chamber having a front end, an axially spaced apart rear end, an air treatment chamber axis extending in a forward/rearward direction between the front and rear ends, an air treatment chamber sidewall extending between the front end and the rear end, an air treatment chamber air inlet, an air treatment chamber air outlet, a dirt outlet and a first air treatment chamber door that is rotatably mounted about a first air treatment chamber opening axis that is parallel to the air treatment chamber axis;
• (c) a dirt collection chamber that is external to the air treatment chamber wherein, in operation, dirt travels through the dirt outlet from the air treatment chamber to the dirt collection chamber, the dirt collection chamber having a dirt collection chamber door that is rotatably mounted about a dirt collection chamber opening axis that extends in a different direction to the forward/rearward direction, wherein the dirt collection chamber opening axis extends in a dirt collection chamber emptying plane and, when the dirt collection chamber door is open, a dirt collection chamber emptying port is provided in the dirt collection chamber emptying plane;
• and,
• (d) a motor and fan assembly provided in the air flow passage.