Generac — Fan, Rotor, Stator Assembly (iQ)
Repair & overhaul
From a Generac service manual covering: Craftsman 2200i C0010020, Craftsman 3000i C0010030, GP2200, GP3000i, GP3500iO, IQ3500, PRO-3000i INV3000DMN, Premier 2200i INV2200DMN, iQ2000, iQ3500, iX 1600, iX 2000…. Check it applies to your exact model before use.
Applies to: Generac GP3000i, Generac GP3500iO, Generac IQ3500, Generac iX 1600, Generac iX 2000
Before you start
- The magnets are strong. DO NOT get fingers pinched between the edge of the rotor and back housing.
Procedure
- Use a socket and ratchet to hold main shaft while breaking loose two fan cap screws.
- Remove the rotor nut using the setup shown; do not use an impact.
- Use a suitable puller to separate the rotor and pull it off.
- Reverse sequence for assembly.
- Remove two screws (with thread locking compound) from stator winding.
- Slide stator off center hub.
- Install in reverse order and to proper torque.
- Install rotor ensuring proper alignment of the key-way.
- Apply thread locking compound to crankshaft threads; install nut and torque rotor nut to specifications.
- Check trigger pickup gap for proper gap.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Generac GP3000i →, Generac GP3500iO →, Generac IQ3500 →, Generac iX 1600 →, Generac iX 2000 →
Source: Generac 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.