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Honda — Maintenance Standards Check

For these Honda models: EM4000SX, EM5000SXK3, EM6500SXK2.

Applies to: Honda Em4000Sx, Honda Em5000Sxk3, Honda Em6500Sxk2

Procedure

  1. Check maximum engine speed
  2. Check Auto Throttle idle speed
  3. Check cylinder compression

Specs & torque values

  • Maximum engine speed: 3,600 ± 100 min-1 (rpm)
  • Auto Throttle idle speed: 2,300 ± 100 min-1 (rpm)
  • Cylinder compression: 1.31 MPa (13.3 kgf/cm2, 189 psi) at 1,400 min-1 (rpm)
  • Cylinder sleeve I.D.: 77.000-77.017 (3.0315-3.0322)

Source: manual:Honda EM6500SX21 Generator Shop Manual (Ser No EBJC-1000001-1499999).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.