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CP4 Pump: Which Diesel Engines Use It And Why Is It So Problematic?
The difference being the CP4.1 pumps contain a single pumping element compared to the dual-element CP4.2 pumps. As a whole, CP4 pumps are prone to suffer catastrophic failure causing extensive ...
ACHR News8d
Cold Climate Heat Pumps Up to the 'Challenge'
Eight manufacturers are putting what they learned during the Residential Cold Climate Heat Pump Technology Challenge into new ...