Alon Service Bulletin No. 2
Applicability: Alon serial numbers A-2 thru A-8
Issue Date: March 26, 1966
Subject: Alternate Air Source For A48220 Breather Tube
Summary: In order to supply an alternate source of breather air to eliminate the possibility of pressurizing the engine case in the event that icing occurs at the breather tube end, a slot has been added to the lower portion of the breather tube.
Open PDF: ALON_SB02.pdf