![]() ![]() Also seen a 472, but don't know about it. Note Hakko made other units like the 471, but it has no internal pump, just a bayonet fitting on the rear for a external pump. Heating elements for it are no longer available, but Hakko has a document online listing a upgrade path using readily available 808 gun heating elements and supporting parts. Same pump, different layout.Īnd this is the now hard to find 802 gun. So clean the assembly with alcohol and Q-tips, reassemble with a new flapper valve. ![]() The units are now starting to show age, mainly the vacuum pump flapper valves.Įach pump has 2 valve assemblies, this 1 assembly is off a new to me 470B, notice the brittle plastic and flux the pump ingested because the prior owner didn't have the proper filters installed. ![]() There are almost always a few on eBay, and from time to time some show up priced reasonable with the now somewhat rare Hakko 802 desoldering gun. These are very high quality units that were made in Japan in the 80s. ![]()
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