Peter Spencer Ltd

Church Organ Builders

The Pipe Organ is the King of Instruments

Cleaning & Overhaul

Expression Boxes
The Swell Box will be re-sealed and painted to assist tonal egress. Shutters will be re-felted and pins will be greased. Any wear in the mechanical action will be taken up.


Wind control valves will be opened up, cleaned and adjusted. Control tapes and cords will be replaced with new. Counterbalances will be checked, adjusted and lubricated for free quiet operation. Wind trunks will be checked for leakage and made sound. Conveyances will be checked and made secure.
Attention to the electric blower is not included.

Key & Stop Actions.
The mechanical actions will be dismantled as necessary and cleaned, repairing any broken trackers. The buttons and cloths will be replaced with new. The actions will be lubricated and re-set for smooth working order.

Pedal Board.
The Pedal Board will be re-felted and all free movement removed to ensure quiet reliable operation.

Console Fittings.
Clean and regulate manual keys, adjust bat pins to take up loose play, lubricate and replace felts as necessary. Check and reline loose or worn  drawstop jamb bushes.

The organ will be carefully reassembled and mechanisms adjusted to the best operation consistent with the original design. The pipework will be re-set and regulating for speech and volume using sound level meters, before being fine-tuned to the existing pitch. The organ will be left in good working order and allowed to settle during normal use.

On completion the work detailed will be guaranteed for 10 years.

Cleaning & Overhaul Processor Systems