Keep your gas boiler circulating reliably with this replacement motor rotor / water leaves assembly designed for water circulation pumps. This directfit replacement restores proper flow, reduces service interruptions, and gets heating systems back to normal operation quickly. Key benefits Restores pump performance: replaces worn or damaged rotor/impeller (water leaves) to recover correct water circulation in gas boiler systems. Broad compatibility: fits pumps driven by motors with power ratings from 63W to 83W, making it a flexible spare part for a range of boiler models. Quick, costeffective : an economical alternative to full pump replacement that reduces downtime and service costs. Simple installation: designed for straightforward replacement by a qualified technician or experienced DIYer following safety procedures. What this part does Functionality: the motor rotor / water leaves assembly is the rotating element that moves water through the boiler circulation loop. Replacing a damaged rotor restores flow rate and pump function. Performance: returns the pump to intended operating conditions for systems matched to the specified motor power range (63W–83W). Compatibility note: intended for use with pumps and motors rated between 63W and 83W. Verify motor power rating on your existing pump prior to . Key attributes Product type: Motor rotor / water leaves (impeller) for gas boiler water circulation pumps. Compatibility: Applicable to pump motors with power from 63W to 83W. Fit and installation: Designed as a replacement component for compatible circulation pumps. Confirm mechanical fit and shaft dimensions on your specific pump model before installation. Intended use: Heating system circulation recovery and routine maintenance spare. Typical applications / use cases a worn or broken rotor in a domestic gas boiler circulation pump to restore normal hotwater circulation and heating performance. Field by service technicians during routine maintenance or emergency callouts where the pump motor is within the 63W–83W power range. Stocking a maintenance spare for commercial or multiunit residential boiler systems that use pumps within the specified power band. Ordering and installation tips Confirm the power rating (63W–83W) of your pump motor and check that the rotor's mounting style and shaft size match your pump before ordering. Have the replacement fitted by a qualified technician if you are not experienced with boiler or pump repairs. Follow all safety and isolation procedures before removing or installing pump components. Keep the original component for reference during installation to ensure correct orientation and seating. This rotor/water leaves assembly offers a focused, practical solution for restoring circulation in gas boiler pumps with motors rated 63W to 83W. Verify compatibility with your pump model to ensure a successful replacement.