For Sale Service Manual for Hammond B-3, C-3 Organ Plus a Service Manual for LESLIE 122/147)Plus a double sided blue technical sheet for improving generator filtering.Contents of the B3/C3 Manual * Pre-Repair Procedures * Inspecting, Stripping, Cleaning, and Lubricating: Controls, Switches, Drawbars, Toggles, Connector Plugs, Locking & Trip Mechanisms, Wiring, Rust, Loose Connections, Frayed or Burned Insulation, Pedals, Generator Anchoring Fittings, etc... * Vacuum Tubes: Removal & Replacing, (Plus there is a chart showing the tube names) * Pedal Clavier: Instructions for removal and replacement * Cleaning: Necessary Materials, Procedure * LUBRICATION: Approved Lubricants *Inspecting and Testing Removed Parts etc... * Cable Connectors: Labelled diagrams showing ten connector plugs with their wire colors and functions: TROUBLE SHOOTING:Amplification System TroubleHUMLocating & Correcting Defective Individual Tones: A five step process is explained, and three Frequency Numbers Assigned to Keys and Pedals charts are shown.Correction for the above symptoms is given. SYMPTOM PROBABLE CAUSE OR REMEDIAL ACTION No Signal..................................... Loss of Volume, One Note.............. Loss of Volume, All Notes............... Poor Quality................................... Excessive Hum................................Rattle or Intermittent Operations.......Plus Howl, unwanted sustain tones, bass pedal releases sluggishly, preset keys fail to release properly. Schematic and Wiring Diagrams: Clear on 11 X 17 fold out. Other Diagrams: Over 30 Detailed Theory of Operation: Tone Generator, Vibrato Equipment, Manual Chassis Assembly, Pedal Switch Assembly, Volume Control and Pre-amp Assembly, Pre-amp Circuit, Percussion System, Reverb Unit, Power Amp. Replacement of Components: A detailed explanation is given for each of the following:Tone Generator AssemblyMixing Transformer AssemblyPlaying KeyManual ChassisPedal Switch AssemblyTone Generator FiltersParts List: Detailed with reference numbers to diagrams Plus there are sections dealing with PRESET DATA, ALIGNMENT OF COIL ASSEMBLIES, AND MORE. Also included is a brief Leslie 122/147 Service ManualContents Service Information, Diagrams and Parts ListsAmplifier Assembly for the 122 Amplifier Assembly for the 147 Bass Rotor Assy Crossover Assy Horn Assy Load Resistor Lower Motor Assy Major Components Motor Oiling & Adjustment Power Transformer (220V./240V.) Schematics for 122 Schematics for 147 Typical Control Center Upper Motor Assy Volume Adjustment Leslie 122/147 manual has five regular sized pages and one larger 11 x 17 schematic page. B3/C3 manual has over 70 pages, organized, clearly written and illustrated. The blue technical sheet for improving generator filtering is a double sided regular size page. Manuals are complete, clear reprints in very good condition. Airmail Shipping No import duties will be charged for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert. Thank you from Canada. SaveSaveSaveSave