Piper Aircraft Corporation Malibu Mirage PA-46-350P, Airplane Maintenance Manual

Page: 1468 / 1956

PAGE 10
Feb 28/07
7H22
77-20-00
PIPER AIRCRAFT, INC.
PA-46-350P, MALIBU MIRAGE
MAINTENANCE MANUAL
C. Validation (P/N’s 602-299 or 602-247 - original equipment in S/N’s 4636132 thru 4636374. )
(1) Pull circuit breaker for engine monitor (i.e. - scanner) and repeat test in Testing, above, except
test #3 cylinder in lieu of #1.
(2) If CHT indicator fails to meet the specified limits on #3 cylinder also, replace CHT/VAC dual
analog module indicator.
(3) If CHT indicator meets the specified limits on #3 cylinder, troubleshoot CHT probe and harness
on #1 cylinder and repeat test in Testing, above.
D. Securing the System
(1) Replace foil sticker over trim potentiometers, if removed.
(2) Reinstall CHT/VAC dual analog module indicator in instrument panel, if removed.
(3) Disconnect and remove test box.
(4) Reconnect harness to probe(s) and reinstall probe(s) in correct cylinder(s).