PPRuNe Forums - View Single Post - B737 PMC (CL) vs EEC (NG)

13th November 2007 | 21:52

#4 (permalink)

barit1

Joined: Feb 2005

Posts: 4,581

Likes: 0

From: flyover country USA

Quote:

NG's have a HMU instead of a MEC

The HMU is simply the fuel metering valve w/associated plumbing. All the "brains" are in the EEC.

(Well, that may not be quite true. I think there's an overspeed governor in the HMU - in case all else fails

)

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