From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Stromberg 'Motoscope' engine tune-up report form.
| Identifier | ExFiles\Box 155\3\ scan0072 | |
| Date | 27th May 1936 guessed | |
| STROMBERG “ MOTOSCOPE ” ENGINE TUNE-UP REPORT Owner................................................ Address.............................................. Telephone.......................... Date................... Make of Car............................................ Year.................... Model................... Mileage.............................................. Job No............................................... Operator............................................. Battery and Starter: Coil Voltage Test: Cell 1......2......3......4......5......6...... { Should read 2 volts or more Voltage Test (cranking speed)..........................(should be 4 1/2/5 1/4 on 6 volt, 9/10 on 12 volt)............ Starter Load Voltage: Cell 1......2......3......4......5......6...... { Should read 1.5 volts or more Specific Gravity: Cell 1......2......3......4......5......6...... (should be 1250) Cable Condition.........................................Terminal Condition........................ Spark Plugs: Straight Cylinder Block: 1.....2.....3.....4.....5.....6.....7.....8..... V Type Engine { Right Cylinder Block: 1.....2.....3.....4.....5.....6..... V Type Engine { Left Cylinder Block: 1.....2.....3.....4.....5.....6..... .........................................Clean and Re-Gap.........................................Replace......................................... Compression: Straight Cylinder Block: 1.....2.....3.....4.....5.....6.....7.....8..... V Type Engine { Right Cylinder Block: 1.....2.....3.....4.....5.....6..... V Type Engine { Left Cylinder Block: 1.....2.....3.....4.....5.....6..... Condition of Rings: O.K.........................................Poor......................................... Condition of Valves: O.K.........................................Poor......................................... Head Gasket: O.K.........................................Check......................................... Cylinder Head Bolts: O.K.........................................Tighten......................................... General Ignition Test: Voltage at Coil (battery side-points closed).......................... { Should be 6 volts on 6 volts battery, Should be 12 volts on 12 volts battery Amperage at Distributor......................................... { Should be 1 1/2 amps. or over on 6 volts, Should be 3/4 amp. , , ,, 12 volts Spark Length at Idling ..........................Should be 1/4" smc. ,, ,, ,,1/2" volts Distributor Cap: O.K.........................................Replace......................................... Distributor: Rotor: O.K.........Replace.........Breaker Point Spacing.........Spring Tension......... Voltage Reading across Points (With points closed).........................................(Should be Zero) General Condition: Cam.........................................Shaft.........................................Bearing......................................... Coil: At High Speed...............O.K.........................................Replace......................................... At Low Speed................O.K.........................................Replace......................................... Condenser : O.K.........................................Replace......................................... Ignition Cables : Insulation Test: O.K.........................................Replace......................................... Vacuum Test : Sticking valves.........................................Burned valves......................................... Valve springs..................Carburettor idle adj.................Synchronisation of dual points........... Ignition Timing : O.K............Reset............Automatic advance......... Valve Timing : Tappet clearance: O.K.............Adjust......................................... Valve timing: O.K.............Reset......................................... Chain stretch or gear setting......................................... Carburettor : O.K.........................................Adjust............Remove and repair........... Fuel Pump : Suction.........................................Pressure......................................... Repair......................................... Autovac : Suction O.K.........................................Repair......................................... Generator : Charging rate............................Should be......................................... Gen. voltage................................Dash Ammeter Test......................................... Brushes O.K................................Replace......................................... Commutator...............................Cut out..................................Field voltage......................................... Startix : O.K.........................................Adjust.........................................Replace......................................... Horns : Wiring.........................................Tone quality.........................................Button......................................... Lights : Direction Indicators.........................................Reversing light......................................... Wiring.......................Head Lights dip...........................Bright...........................Side......................................... Tail............................Stop.........................................Inst. Panel........................Roof......................................... Windscreen Wiper : O.K.........................................Repair......................................... Oil Filter : O.K.........................................Replace......................................... Cooling System : Water Pump.........................................Hose......................................... Fan Belt.........................................Radiator......................................... FOLD HERE TO FIT BOX FILE Recommended Service Work— | ||