Sounds like your fan housing fasteners were putting a bind on the motor. Or the motor itself had gummy bearings. I've seen a number of small motors that took forever to get up to speed, I'm assuming from the lube in the bearings beingi too gummy. Once warmed up they would run fine.


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.