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Half-Life: Opposing Force Hints
How do I get out of the fan maintenance area?
1 of 5: You have to make your own exit.
2 of 5: The fan above you doesn't seem like a good choice, but the one labelled Fan Unit 1 does.
3 of 5: Find the power switch to the fan and flip it.
4 of 5: It is right next to the military radio.
5 of 5: Then go up and break through the grate. Step into the fan duct.
