What evidence should be stated before comparing 737 MAX messages across configurations?

A training case on preventing repeated work and lost evidence when a landing-gear defect passes between maintenance shifts.

A training example showing how to preserve the original indication, compare related evidence and avoid replacing a component before the fault is defined.

A training example on handling conflicting revision, effectivity or task references without improvising a maintenance instruction.

A training example showing how intermittent faults require condition, timing and correlation evidence before a component conclusion.

A training case showing why handover quality depends on recording what was ruled out, not only what was done.