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Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

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Documents

For your convenience, Diesel Parts Direct offers a variety of data sheets, operator's manuals, and parts catalogs in PDF format. Just look up your Northern Lights generator model in the table below to find the information you need.

Generator Model

Data Sheet

Operator's Manual

Parts Catalog

Caterpillar® and all of the Caterpillar® engine models listed on this website are registered trademarks of Caterpillar, Inc. Cummins® and all of the Cummins® engine models listed on this website are registered trademarks of Cummins. Detroit Diesel® and all of the Detroit Diesel® engine models listed on this website are registered trademarks of Daimler AG. John Deere® and all of the John Deere® engine models listed on this website are registered trademarks of John Deere. Allison Transmission® and all of their transmission models listed on this website are registered trademarks of Allison Transmission®. Diesel Parts Direct is not an authorized dealer for Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission. None of the parts beginning with "DS" or "R" are genuine Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission items.

CID: 2

Documents

M643

M673

M673D

M673L

M673L2

M673LD2

M753K

M753W

M753W2

M773LK

M773LW

M773LW2

M773LW3

M843NK

M843NW2

M843NW3

M843JK

M843JW

M844K

M844K2

M844W2

M844LK

M844LK2

M844LW2

M864K

M864W

M944W

M984K

M984W

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