Replaced malfunctioning top case on original MacBook Air 2008.

crwdns2853023:0crwdne2853023:0

Yes.

crwdns2853024:0crwdne2853024:0

OK.

crwdns2853025:0crwdne2853025:0

Yes. I had to de-assemble and re-assemble mac case twice, since first time I could not close the case completely (not all screws on step 31 - the trickiest of all) aligned initially.