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Cummins/Onan — Procedure (4 steps)

For these Cummins/Onan models: LT III, TGHAA.

Applies to: Cummins Onan Lt Iii, Cummins Onan Tghaa

Procedure

  1. 1. LT - 3-Pole Transfer Switch Series
  2. 2. Ampere Rating
  3. 3. Sequentially assigned spec number - issued for each specific combination of accessories, voltages, frequency and standards codes.
  4. 4. Specification letter - advances with production modification

Source: manual:913-0503 Onan LT III 30-260 Service Manual (2-1997).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.