Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

A/C Performance Test

NOTE: At the time that this service information was published, the data required for performing this test had not yet been released by engineering. When this data does become available, a Technical Service Bulletin (TSB) will be issued to update this service information.