2700: 0/996/682/930
Module: PM100RLA120 -ok
COOLER 24V: NMB-MAT MODEL 2410ML-05W-B69 (with digital TACHO) 
replaced to:
RS: 335-7012 TUDC24B4 - without wire TACHO 
but with internal TACHO circuit and 100% compatible.
RS: 191-9277 - pin to pin 100% compatible.
with 2410ML-05W-B69 (only no pin to pin). 
Corrosion.
Cleaning.
2754: COOLER 24V: NMB-MAT MODEL 2410ML-05W-B69 (with digital TACHO) 
replaced to:
RS: 335-7012 TUDC24B4 - without wire TACHO 
but with internal TACHO circuit and 100% compatible 
with 2410ML-05W-B69 (only no pin to pin).