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Aurora Generators ES52 — Crank Disconnect and Over-Speed Pot Adjustment

Adjustments · Crank Disconnect pot, Over-Speed pot

For the Aurora Generators ES52, from the Aurora Generators service manual.

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Procedure

  1. Factory Crank Disconnect: 20 Hz low-speed mode, 300 Hz high-speed mode.
  2. One turn gives approximately 6.4 Hz low speed and 205 Hz high speed.
  3. Factory Over-speed: 69 Hz low-speed mode, 1080 Hz high-speed mode.
  4. One turn gives approximately 13 Hz low speed and 410 Hz high speed.
  5. Best method is to use a signal generator to determine proper setpoints.
  6. If no signal generator, adjust pots using factory defaults and Hz/turn values.

Tools required

  • signal generator (function generator) Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • Crank Disconnect 20 Hz low / 300 Hz high
  • Crank Disconnect turn ≈ 6.4 Hz low / 205 Hz high
  • Over-speed 69 Hz low / 1080 Hz high
  • Over-speed turn ≈ 13 Hz low / 410 Hz high

Source: Aurora Generators service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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