Copeland 918-0518-02 Crankcase Heater R-134A The Trane GER0321 Idler Gear

The Trane GER0321 Idler Gear (also designated as GER00321) is a critical mechanical component for maintaining precise timing and synchronization within Trane HVAC power transmission systems

Proper installation at the manufacturer's recommended water line and regular blow-down of the float chamber are essential to prevent sediment buildup from affecting float buoyancy

While often utilized in damper assemblies

protecting sensitive compressors and valves from excessive head pressure

Copeland 918-0518-02 Crankcase Heater R-134A The Trane GER0321 Idler GearMaintain critical thermal stability within your refrigeration system using the Copeland 918 0518 02 Crankcase Heater. Specifically engineered for industrial and commercial 480V power supplies, this 200W insertion heater is a direct OEM component compatible with Copeland 4, 6, and 8 series deep sump compressors. By providing concentrated heat directly to the oil reservoir, this component effectively prevents refrigerant migration during the off cycle,