CAT 420F catalog and serial prefixes

Find 420F catalog entries by prefix, then confirm the applicable group.

Search 420F in the free CAT catalog

Prefixes recorded for this model

JWJ, LKH, LTG, SKR

This list describes the checked source catalog. It does not establish that every document is available for every serial number. Choose the exact prefix in the online results, then inspect the group-specific applicability.

What to check

1. Confirm the complete model and prefix on the machine identification.
2. Choose an applicable assembly and inspect its illustration and parts table.
3. For service information, check the document scope and edition shown in the catalog.

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