BULOVA - Service Manuals
21 manuals available for download
Bulova 11 AOAC, AOACD, AOACB Technical Service Bulletin
Technical bulletin for Bulova automatic watch movements 11 AOAC, 11 AOACD, and 11 AOACB. Includes detailed specifications, automatic mechanism description, disassembly and reassembly procedures, oiling recommendations with Moebius oils, calendar mechanism operation, and complete parts index with illustrations. Covers lever escapement movements with 17 or 23 jewels, 42-hour power reserve, and date/day-date complications.
Bulova 11BSACB Automatic Watch Technical Bulletin
Technical bulletin for Bulova model 11BSACB automatic watch with sweep second and instant change date/day function. Includes detailed assembly instructions for basic setting mechanism, train wheels, automatic device, and calendar mechanism. Contains specifications, crown positions guide, parts list with numbered components and exploded view diagrams.
Bulova 12 EBA Series Self-Winding Watch Movement Technical Bulletin
Technical bulletin for Bulova self-winding watch movements (models 12 EBA, 12 EBAD, 12 ECAD, 12 EBAC, 12 EBACD, 12 ECACD). Contains detailed specifications, disassembly and assembly procedures for the automatic winding mechanism, calendar mechanism, sweep second assembly, and complete parts diagrams. Includes movement height specifications, oiling instructions, and step-by-step maintenance guidance with numbered component illustrations.
Bulova 12EBA, 12EBAC, 12EBAD, 12ECAD Movement Parts List
Technical documentation for Bulova watch movements 12EBA, 12EBAC, 12EBAD, and 12ECAD. Contains exploded views of watch movements from two angles per model, detailed parts numbering with component identification, and comprehensive cross-reference tables listing which parts are used across all four caliber variants. Four pages of technical drawings and parts specifications.
Bulova 1453.10 Caravelle 1453.50 Technical Bulletin
Technical bulletin for Bulova Model 1453.10 and Caravelle Model 1453.50 automatic watches. Includes bench tips for disassembly with stem removal and mainspring release procedures. Contains detailed assembly diagrams for train side and dial side with parts listed in assembly order. Features specifications (11.5 ligne size, 17 jewels, lever escapement, 21,600 BPH), lubrication guide with fine oil, pressure resistant oil, grease and special OL206 grease. Includes balance regulator adjustment instructions and complete parts list with ISO basic numbers and descriptions.
Bulova 7 BCAC Automatic Watch Technical Bulletin
Technical bulletin for Bulova caliber 7 BCAC automatic movement with center sweep second hand. Contains specifications, special points on automatic mechanism assembly, center pipe assembly, cannon pinion adjustment, oscillating weight endshake procedures, and detailed assembly and disassembly instructions. Includes technical drawings and parts list with component references.
Bulova Accuquartz Series 224 Service Manual
Technical bulletin for servicing the Bulova Accuquartz Series 224 quartz watch movement. Contains specifications, phasing procedure using I.C. attachment, regulator (balancer) adjustment, current drain check, frequency adjustment via tuning capacitor screws, parts list, and troubleshooting hints. Includes diagrams and connection details for meter readings.
Bulova Accutron Quartz Series 250 Technical Bulletin
Technical service bulletin for the Bulova Accutron Quartz Series 250 electronic watch movement. Covers characteristics, power cell replacement, frequency checking and adjustment, service procedures, component handling, lubrication points, and basic test procedures. Includes detailed exploded diagrams of dial and circuit sides with numbered part identification and assembly sequences.
Bulova Accutron Quartz SMQ Caliber 2562.10 Technical Bulletin
Technical service bulletin for the Bulova Accutron Quartz SMQ Caliber 2562.10 electronic watch movement. Covers basic electronic function with 32,768 Hz quartz crystal, stepping motor operation, battery replacement procedures, crown positions for normal running and hand setting, frequency checking and adjustment, comprehensive testing procedures with Bulova Service Meter #700, component checks, stem removal, cleaning and lubrication instructions, hand assembly and calendar mechanism dialing. Includes detailed troubleshooting flowchart for electronic circuit, coil winding, and mechanical issues. Complete ISO part numbers with illustrated breakdown.
Bulova Accutron Quartz SMQ Series 245 & 246 Technical Bulletin
Complete technical service manual for Bulova Accutron Quartz Series 245 and 246 electronic watch movements. Covers specifications, basic electronic function, ACCUSET operation and programming, crown positions, power cell replacement, setting instructions, frequency checking and adjustment, component testing procedures with Bulova Service Meter #700, mechanical and electrical checks, lubrication points, and detailed parts lists with numbered disassembly sequences for models 2451.10, 2452.10, 2453.10, 2461.10, and 2462.10. Includes circuit diagrams, exploded views, and service troubleshooting flowcharts.
Bulova Accutron Quartz SMQ Series 247 Technical Bulletin
Technical service bulletin for the Bulova Accutron Quartz SMQ Series 247 electronic watch movement. Covers specifications, power cell replacement procedure, frequency checking and adjustment, movement service and cleaning, lubrication points, coil winding checks, rotor magnet repair, cannon pinion compounding, and basic test procedures using the Bulova Service Meter #700. Includes detailed mechanical diagrams, parts list with reference numbers, and illustrated step-by-step procedures.
Bulova Accutron Quartz SMQ Series 262/263 Technical Bulletin
Technical service bulletin for Bulova Accutron Quartz SMQ caliber 262/263 quartz movements. Includes characteristics (32,768 Hz quartz frequency, 1.55V silver oxide power cells), servicing hints for maintenance and adjustment, meter reading procedures (pulse check, low amplitude check, microamperes check), complete ISO part numbers diagram, exploded views of caliber 262, and parts list for series 263 with lubrication specifications. 2 pages with technical illustrations and component diagrams.
Bulova Accutron Quartz SMQ Series 280 Technical Bulletin
Technical service bulletin for Bulova Accutron Quartz SMQ Series 280 watches. Contains dial and train bridge side views, caliber information, and parts interchangeability guide with Series 262/263. Lists seven non-interchangeable parts including main plate, bridges, rotor, and wheels. Includes important servicing notes regarding cannon pinion removal.
Bulova Accutron Series 221 Technical Service Letters
Collection of three technical letters (No. 19, 20, 21) from November 1974 and February 1974 covering service procedures for Bulova Accutron Series 221 watches. Includes detailed instructions for replacing the power cell, removing and replacing the stem (Part #176), and replacing the crown. Features movement characteristics, setting instructions, regulation procedures, and power cell replacement procedures with technical diagrams and component identification. Also includes movement specifications for the tuning fork mechanism operating at 440 Hz and information on the Series 228 Accuquartz digital watch with LED display.
Bulova Automatic Chronograph Calibre 14 EFAD Service Manual
Complete service manual for Bulova automatic chronograph movement calibre 14 EFAD. Includes illustrated parts lists in English, French, Spanish, German and Italian, technical specifications, detailed disassembly and assembly procedures, lubrication guidelines, chronograph mechanism adjustment, calendar mechanism functioning, and diagnostic chart. Contains exploded views of movement and mounted chronograph plate with comprehensive parts numbering.
Bulova Calibers 11ANAC Technical Bulletin
Technical bulletin for Bulova automatic watch movements calibers 11ANAC, 11ANACB (day-date) and 11ANACD (calendar). Includes specifications, disassembly procedures, automatic mechanism description, reassembly and lubrication guidelines, day-date mechanism operation, and parts index with illustrated components. Movement features 11.5 ligne, lever escapement, 42-hour power reserve, and 21,600 bph.
Bulova Caravelle 1133.10 1133.50 Technical Service Manual
Technical bulletin for Bulova model 1133.10 and Caravelle model 1133.50 automatic watches with day-date and sweep second. Includes complete parts list with ISO numbers, exploded parts diagrams, specifications, disassembly and assembly instructions with bench tips, lubrication points, and detailed component identification for the 11.5 ligne 17 jewel movement.
Bulova Caravelle Model 7 OT Transistorized Watch Service Manual
Complete technical service bulletin for the Bulova Caravelle Model 7 OT transistorized watch. Includes detailed disassembly and assembly procedures, electrical system testing (circuit and coil assembly), power cell checking, balance wheel amplitude adjustment, lubrication chart, and functional checks. Contains step-by-step instructions for uncasing, mechanical and electrical system service, with multiple technical diagrams and parts identification.
Bulova Technical Letters - Power Cell Listing by Model
Collection of Bulova technical letters covering power cell specifications and compatibility for watch models from 1971 to 1980. Includes detailed listings of Bulova power cells (models 214-608) and Caravelle power cells with corresponding watch models, gender designations (Men/Ladies), cell types (Accutron Analog, Bulova LED, Bulova LCD, etc.), and quantities. Also contains technical instructions for replacing power cells in 230 Series Accutron watches, including timing and regulation procedures with diagrams.
General Service Manual for Analog Quartz (SMQ) Watches
Comprehensive service manual for Bulova Stepping Motor Quartz (SMQ) analog watches including Accutron, Bulova, Caravelle and Quartz models. Covers basic theory of SMQ movements, relationship to mechanical watches, detailed test procedures using Bulova No. 700 meter, technical specifications, setting instructions for 2 and 3 position stem watches, cleaning and lubrication guidelines, frequency adjustment, hand removal and dialing procedures. Includes troubleshooting flowcharts for power cell verification, frequency checking, electronic circuit testing, coil winding analysis and current measurement. Features Accuset automatic second hand correction function with setting and checking instructions.
Service Manual for Stepping Motor Quartz Series 242
Complete service manual for Bulova Accutron Quartz Series 242 electronic movement with quartz resonator and stepping motor. Covers basic electronic function, frequency checking and adjustment, setting instructions, ACCUSET circuit synchronization, detailed servicing procedures including cleaning and lubrication, mechanical and electrical check points, component removal and testing procedures, and illustrated parts lists for models 2421.10, 2422.10, 2423.10, and 2426.10. Includes technical data, tools required, crown positions, power cell information, and troubleshooting flowcharts.