PPRuNe Forums - View Single Post - Classic B747 - Electrical relationship between Ignition & Engine anti-ice!
Old 1st April 2002 | 07:56
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spannersatcx
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mustafagander Just checked 3 mel's for RR, GE and Pratt all say 8 installed 4 required, all for classic, it is slightly different for the 747-400 where you can still have 4 inop but must have ignition 1 on at least 2 engines.
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