Workshop Manual BMW D7 BMW Marine This copy of the BMW D7 Workshop Manual has been re-created using images computer scanned from a manual rather than
Cylinder Head, Timing Gear Detach Decompression lever handle, clamping sleeve on handle, spring shaft, Remove valve poppets,
Cylinder Head Table: Valve sit back 6The valves should sit back as measured from the seating surface of the cylinder head, according to the following
Cylinder Head / Cylinder Remove Unusability of cylinder head/cylinder Detach Cylinder head, cylinder 7Remove cylinder head and pull off cylinde
Bearing cover Remove bearing cover Detach 8Remove starter (13) - Remove attaching clamp of the cable to the stator and remove starter - Remove
Bearing cover Remove bearing cover Detach 9- After loosening the four M6 hex screws, remove the bearing cover with locking plate and the seali
Cover to timing gear cover / timing gear cover / hand cranking device Detach Cover of timing gear cover, hand crank device, dipstick, cover on en
Dipstick / cover on engine bottom / connecting rod Detach Dipstick / cover on engine bottom / connecting rod Remove 11 - Turn the engin
Table: Repair data for connecting rod and connecting rod bearing 12 Repair Data for con-rod bearing and con-rod Con-rod bearing Dimension D7 nomina
Piston Unscrew Piston Detach 13 Note Heat piston to remove piston pin - Remove the gudgeon pin snap rings and press out the gudgeon pin by hand
Fuel pump / timing gear cover Detach Fuel pump, pump plunger, timing gear cover Remove 14 - Remove fuel pump (29a) - Remove pump plunger (29b) - U
iBMW D7 Marine Engine A four-stroke diesel engine with direct injection and open-circuit cooling system. The Neoprene impeller of the coolant pump is
Fuel regulator, gear on crankshaft Remove Regulator lever with regulator spring 15 - Bring engine into the horizontal position, as shown in Fig (29
Ball sleeve / Crankshaft Remove Ball sleeve, crankshaft 16 - Remove ball sleeve with sliding disc taking care that no balls fall out (30) Ball hub
Crankshaft Remove Crankshaft 17 The outer race of the straight roller bearing on the timing gear side remains in the crankcase and can be removed w
Table: Repair data for crankshaft 18 Repair Data for Crankshaft Crankshaft Dimension D7 nominal values Max. allowable wear (mm) Remarks Crank pin di
Valve lifters and camshaft Remove Valve lifter shaft, valve lifters, camshaft, roller bearing 19 - Remove the plastic plug from the side of the
Camshaft Crankshaft Install Camshaft, Valve lifter shaft, valve lifters Cranksh
Fuel Regulator / Gear on the Crankshaft Connecting Rod Timing gear cover / Fuel pump Crankcase cover / dipsti
Flywheel / Stator / Reversing Gear / Starter / Cylinder head Assemble Flywheel Cylinder head Test Valve seat tightness, piston gap 22
Cylinder head / Injection pipe / Leak-off-line / Water pump / Water hose / Air filter Assemble Valves, push rods, rocker arms, cylinder head cover.
Timing gear adjustment Adjust Valve clearance 24 Adjust valve clearance and timing NOTE Carry out the testing and adjusting when the engine is co
Contents General ii Page Page Introduction i Fuel System 27Remove, adjust: Summary 1 - Injection valve 27- Injection pump 29Removing cylinder
Decompression lever adjustment Adjust Automatic decompression 25 If the engine is not decompressed in Position “1” of the decompression lever, ad
Timing gear adjustment Adjust Decompression lever 26 Correction is required in the following cases: - If the collar pan constantly engages the cog
Injector Remove Injector Check Injection system 27 Injector check CAUTION Check injection valve for: - Function - Injection pressure (
Injection pump Remove Injector nozzle 28 Injector overhaul Extreme cleanliness is necessary during work on injector. - Unscrew sleeve nut F (2
Injection pump Remove Injection pump 29 Preliminary tasks before removing the injection pump: The injection pump has two hose connectors and a
Injection pump Adjust Injection pump 30 NOTE Slide the pump in to about the last 4 mm without overcoming any resistance. Only then may resistan
Injection pump Adjust Injection pump Adjust Engine speed 31 Adjustment of the delivery end: - Crank the engine in the direction of rotat
Injection pump / Injector Venting Injection pump Fuel pump Check Injection pump, injector Check Fuel jet, venting Clean Fuel pu
Air filter Clean Air filter 33 Cleaning the air filter - Loosen clips. Remove filter element. - Remove sealing ring from cover and clean groove
Wiring diagram 34
iii Technical data Capacity 280cc / 17.1 cu.in. Bore x stroke 73 mm x 67 mm / 2.87 in x 2.64 in Max. power 4.5 kw / 6 bhp @ 3600 rpm Compression r
Generator and generating equipment 35 Preparation - Remove starter motor - Detach gearbox/clutch cover assembly - Remove clutch - Remove flywheel Ro
Generator and generating equipment 36 - Flatten lockwasher/cable clip F (renew on assembly), securing stator cable to bearing housing (SW 13) - Remov
Generator and generating equipment 37 - When no or insufficient charge are shown, control unit and/or generator are defective - For further fault loc
Generator and generating equipment 38 - If reading is not adequate, whereby reading of leads 1 and 2 are different, there are 2 possibilities: - when
Starter Motor 39 Starter Motor Removal - Disconnect cables A from solenoid (connector 19mm) and remove insulation B - Remove fixing nuts C (19mm) an
Water pump 40 Service Instructions A. Disassembly - Remove cover screws, cover and gasket - Press out impeller with 2 screwdrivers - After removing
Water pump 41 Waterpump 1. Sea water pump 2. Cheese head screw M4 x 8 3. Cover 4. Seal 5. Impeller 6. Cheese head screw 7. Washer 8. Cam 9. Straig
iv List of Special Tools D7 BMW Part No. Description 74 64 1 333 525 To refit ball hub 74 64 1 333 526 To refit crankshaft gear 74 64 1 333 513
Summary General 1BMW Marine Diesel Engine D7 Description: Water cooled single cylinder four stroke producing 4.5 kW (DIN) (6 Hp) 1. Cylinder head
Summary General 221. Exhaust 22. Starter 23. Retainer yoke 24. Gear box 25. Crankcase 26. Fuel pump 27. Fitting 28. Sea water pipe CAUTION To avoi
Cylinder Head Detach Air filter, seawater hose, fuel overflow hose, cylinder head vent hose clip, Disassemble cylinder head cover with gasket, rock
Cylinder Head Detach Rocker shaft with rockers, pushrods Disassemble Remove 4- Remove rocker shaft with bushing and retainer yoke and remove rocker
Kommentare zu diesen Handbüchern