SLN code for CHT

thorp11rw

New Member
Joined
Oct 10, 2007
Messages
4
I just ran my 0-360 which the D-180 is mated with and this SLN code flashes in red on the #4 cyl. Checked all connections firewall forward, swapped the #2 & #4 leads with no change. I cannot find this code anywhere.Also reads normal ambient temp comparable to other cyls. when engine is not running..... What's up? Anyone ever seen this or know what it is trying to tell me? This was the first run of this engine in 9 years. Even with the red flashing code it was a great day. T-18 will fly soon.
 

Dynon

Dynon Staff
Staff member
Joined
Jan 14, 2013
Messages
14,232
Location
Woodinville, WA
I think you mean SPN, and that's a SPaN alert that is telling you that the temps between your cylinders are farther apart than set. The installation guide for your product has a section under the EGT section that explains the details, how to configure it, etc.
 

thorp11rw

New Member
Joined
Oct 10, 2007
Messages
4
You are so right. SPN was the code that came up. I found that out when scanning through the 180 yesterday. I changed the settings and will test again today. Thanks.
 
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