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Cummins — Final Adjustments

For these Cummins models: G-1710, G-495, G-743, G-855, GTA-1710, GTA-743, GTA-855.

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Procedure

  1. 1. Shut off the main gas supply valve,
  2. 2. Remove air intake piping from the carburetor.
  3. 3. Remove gas supply line fromm the pressure reduction Valve.
  4. 4. Remove throttle linkage from the carburetor.
  5. 5. Remove clamps securing the pressure reduction valve to the Mounting bracket.
  6. 6. Remove capscrews and washers securing the carburetor to the intake manifold; lift off the carburetor and pressure reduction valve and discard gasket.
  7. 7. Separate the carburetor and pressure reduction valve; remove pipe fittings.

Source: manual:CUMMINS G495 G743 G855 GTA743A GTA743B GTA855 G1710 GTA1710 Operation and Maintenance Manual (2).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.