Table 1. Cooling Fans and Circulation Fans (Three-Phase 200 V Class) Model Cooling Fan Circulation Fan Procedure Ref. 2004 - 2012 - - - - 2018, 2021 1 - Procedure A Fan Replacement (Procedure A) 2030, 2042 2 - Procedure B Fan Replacement (Procedure B) 2056 - 2082 2 - Procedure C Fan Replacement (Procedure C) 2110 - 2211 2 - Procedure D Fan Replacement (Procedure D) 2257 - 2313 2 - Procedure E Fan Replacement (Procedure E) 2360, 2415 3 1 Procedure F Fan Replacement (Procedure F) Table 2. Cooling Fans and Circulation Fans (Three-Phase 400 V Class) Model Cooling Fan Circulation Fan Circuit Board Cooling Fan Procedure Ref. 4002 - 4005 - - - - - 4007 - 4012 1 - - Procedure A Fan Replacement (Procedure A) 4018, 4023 2 - - Procedure B Fan Replacement (Procedure B) 4031 - 4060 2 - - Procedure C Fan Replacement (Procedure C) 4075 - 4168 2 - - Procedure D Fan Replacement (Procedure D) 4208 - 4296 2 - - Procedure E Fan Replacement (Procedure E) 4371 2 1 - Procedure F Fan Replacement (Procedure F) 4389 3 1 - Procedure F Fan Replacement (Procedure F) 4453 - 4675 2 1 2 Procedure G Fan Replacement (Procedure G) 4810 - 4H12 4 2 4 Procedure H Fan Replacement (Procedure H)