Mason & Hamlin AA
Serial # 15035 - circa 1905
6' 2" - Satin Ebony
Restoration
Details on Interior, Action, and Finish Rebuilds
QRS PNOmation
Details on the Factory QRS ZERO Installation
Pricing & Info
Details on Pricing, Contact and Location
Mason QRS PNOMation
Interior Rebuild
- Complete disassembly
- Restrung with German Roslau Piano Wire
- Custom Canadian Mapes Bass Strings
- German Blued Tuning Pins
- Regilded Plate & Lags Screws/Bolts
- Polish brass plate bearing screw cap nuts
- Repaint Plate Lettering
- New Plate Felts
- Polished Stainless Aliquot Bars
- Repaired and Refinished Original Soundboard
- New Mason Soundboard Decal
- Scrape & Refinish bridge notches
- Re-graphite bridges
- Polish tops & lacquer bridge pins
- Space piano wire, tap all termination points
- Twist all bass strings
- New Bass and Tenor string mute felt
- 10 tunings to stable A440
Action Rebuild
- Complete disassembly
- Clean key frame, action bed, top action frame
- Clean & polish all balance rail and front rail pins
- Lubricate balance & front rail pins
- New balance and front rail felt washers
- New key end felt
- New action shift stop rail felt
- New front and balance rail key bushings
- Bead blast keys
- Polish and lubricate brass capstan screws
- Polish key frame glides – lubricate key bed under glides
- Graphite key frame dags
- New key tops
- Rebush damper wire guide rail
- Polish damper wires
- Refinish damper heads & Clear Coat
- Tighten damper lever lift tray screws
- New French Leroux Damper Felt
- Complete new actions parts
- Wippons
- Hammer Shank & Flange
- Hammers
- Bead blast top action frame
Pedal Lyre & Underside
- Lyre Complete disassembly
- Polish pedal pivot rod & lubricate
- Polish brass pedals and clear cote
- New pedal front bushings & stop felt
- New pedal rear rest felt
- New pedal lyre guide rod bushings
- Polish & clear coat pedal rods
- Disassemble all pedal trapwork
- Polish all trapwork pivot pins
- Replace all trapwork felt washers
- Repaint all trapwork black
- Lubricate all pedal wooden push dowels
- Rebush damper rod guide holes
- Clean bottom side soundboard – trisodium phosphate
Action Regulation
- Level keys & Set Dip with new paper punchings
- Adjust key square & spacing
- Assemble new actions parts and top action
- Space hammers to strings
- Regulate:
- Hammer Stroke and shank rest rail height
- Jack to knuckle
- Repetition lever height
- Repetition Lever spring tension
- Checking file on back check felt & hammer tails
- Let off – and key after touch fine tune
- Drop off
- Back check
- New Damper rail Lift Felt
- Damper felt alignment
- Damper Lift height
- Check hammer repetition
there are many other processes and techniques used in this rebuild that are not on this list
Ebony Lacquer Finish
- Disassemble piano case
- Strip and sand piano & all parts
- repair veneer where needed
- spray sanding sealer
- spray black lacquer
- satin rub out
- replate all hardware bright Nickle
- New case felts & rubber buttons
- polish finish
- Polish brass inlaid Fallboard Logo
there are many other processes and techniques used in this rebuild that are not on this list
QRS PNOmation
QRS PNOmation Factory Installation
- Zero Install– Used on expensive high quality World Class Grands
- Very Low Profile Box
- Less leg knotching
- Able to use ORIGINAL Pedal trapwork. (retains original sustain pedal feel)
- Very few QRS Factory Installers have been taught this advanced install proceedure
- Cut and rout slot for low profile
- Build ZERO PROFILE Box
- Build & space solenoid rails to keys
- Install rails into slot
- Install driver boards
- wire solenoids to boards
- Install Controller
- Install Power Supply
- Install & Regulate Pedal solenoid
- Wire and connect all components
- Regulate solenoid lost motion
- Electronically Program complete system – driver boards
- Extensive testing
there are many other processes and techniques used in this QRS install that are not on this list
Pricing & Info
Pricing & Information
- $26,995– 1905 Mason & Hamlin AA
- Serial # 15035 – circa 1905
- 6’ 2” – Satin Ebony Lacquer Finish
- Full Interior Restoration
- Delignite Pin Block
- German Tuning Pins
- Roslau Piano Wire
- Mapes Bass Strings
- Original Soundboard
- Complete New Action Parts
- Hammers, Shanks, & Flanges
- Wippons
- Keytops
- Concert Regulation
- Tunning A440
- QRS Factory Authorized Zero Install PNOmation
- Full Library 1 year 13,000 songs
- Extended Library Available
- Artist Bench
- Professional Moving Available
- Service & Tuning
there are many other processes and techniques used in this QRS install that are not on this list