Mecc Alte — Mechanical coupling of ECO 28 with MD35 form
Installation · fan / flywheel disc coupling
From a Mecc Alte owner's manual — check it applies to your exact model before use.
Before you start
- Compliance with the fan re-locking and fitting of the two lateral grids is of the utmost importance to avoid serious damage
Procedure
- Locate the fan hub clamp screw through a lateral opening while turning the rotor
- Slacken the M8 clamp screw to let the fan rotate
- Position a disc hole near the top of a side opening and align the fan blade slit
- Move the alternator close to the engine
- Align a flywheel disc fixing hole with the previously positioned hole
- Insert and partially tighten the screws that lock the discs to the flywheel, turning the flywheel for each hole
- After checking correct disc centring, fully tighten the screws
- Re-lock the fan tightening its screw to 12 Nm ± 10%
- Fit the two lateral protection grids supplied with the generator
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Fan screw torque 12 Nm ± 10%
Source: Mecc Alte owner's 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.