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Unread 10-21-2002, 11:37 AM   #2
gmat
Thermophile
 
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Join Date: Mar 2001
Location: France
Posts: 1,221
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Yes.
You can limit this by dampening fan mounts (use rubber silentblocks), decoupling the fan casings from the shrouds (neoprene for example), of course *use* shrouds.
That way vibrations will not propagate through the heater core.
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