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Generac — Hard Starting, or Will Not Start

A Generac service procedure — check it applies to your exact model before use.

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Procedure

  1. Loose belt - a loose belt like a loose blade can cause a back- lash effect, which will counteract engine cranking effort.
  2. Starting under load - see if the unit is disengaged when engine is started; or if engaged, should not have a heavy starting load.
  3. in. lbs. (14.0 Nm)
  4. in. tbs. (5.6 Nm) Rocker Arm 8mm 100 in. Ibs. (11.2 Nm) Rocker Arm Lock Nut 13 mm 60 in. Ibs. (6.6 Nm)

Tools required

  • Description Wrench/Socket Size Torque

Specs & torque values

  • Back Plate (to cylinder) 3/8" 100 in. Ibs. (11.2 Nm)
  • Blower Housing 3/8" 80 in. Ibs. (9.0 Nm)
  • Carburetor (to manifold) E-5 65 in. lbs. (7.4 Nm)
  • )} Connecting Rod 5/16" 100 in. Ibs. (11.2 Nm)
  • Cylinder Shield 3/8" 80 in. Ibs. (9.0 Nm)

Source: manual:0C8221.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.