1. 1 System: First level decomposition f1: Move CTL logs (from felling to landing area) m1: Forwarder f1.4: Unload logsf1.2:Load logsf1.1:Transport logs m1.1: Hauler f1.3: Hold logs m1.4: Cranem1.2: Crane m1.3: Bunks in line

2. 2 System: transport logs f1: Move CTL logs (from felling to landing area) m1: Forwarder f1.2:Load logs f1.4:Unload logs f1.1:Transport logs m1.1: Hauler f1.3: Hold logs f1.1.1: Provide traction f1.1.2: Steer vehicle f1.1.3: Brake vehicle f1.1.4: Control vehicle m1.1.2.2: Rotational joint m1.1.2.1: Rotational actuator f1.1.1.2.1.3: Hold actuator m1.1.1.2.2.2 Rear frame joint m1.1.1.2.2.1 Front frame joint m1.1.4.1: Remote Operator m1.1.4.2: ECU m1.1.1.2.1: Hydraulic cylinder f1.1.1.2.1.1: Import power f1.1.1.2.1.2: Provide torque m1.1.1.2.1: Hydraulic coupling f1.1.2.2.2: Hold joint f1.1.2.2.1: Provide rotation m1.1.2.2.2.2 Traction unit attachment m1.1.2.2.2.1 Frame attachment m1.1.2.1.1 Axle/ bushing m1.1.1: Diesel-electric series powertrain m1.1.3.1: Disc brakes m1.1.3.2. Electric braking m1.1.2: Articulation m1.1.2.2.2 Traction unit attachment m1.1.2.2.1 Frame attachment f1.1.3.1.1: Suport brakes m1.1.2.2.2 Connect to HVACDC inverter f1.1.3.2.1: Support motor f1.1.3.2.2: Export el. energy m1.1.2.2.2 Traction unit attachment m1.1.2.2.1 Frame attachment f1.1.2.1: Actuate turning f1.1.2.2: Allow turning f1.1.2.3: Support vehicle m1.1.2.3: Frame

3. 3 System: Load/unload (crane) f1: Move CTL logs (from felling to landing area) m1: Forwarder f1.2:Load logsf1.4:Unload logsf1.1:Transport logsf1.3: Hold logs m1.2: Crane f1.2.1: Grip/ungrip logs f1.2.4: Hold crane f1.2.2: Lift logs f1.2.3: Rotate logs m1.2.3: Rotator m1.2.4: Bolt joint with frame m1.2.1: Grapple f1.1.2.2.1: Provide force m1.2.2: Hydraulic crane f1.1.2.2.2: Enable motion m.1.1.2.2.1: Hydraulic cylinders m1.1.2.2.2: Mechanical mechanism f1.2.5: Rotate crane m1.2.5.1: Radial bearing m1.2.5.2: Radial hydraulic motor f1.2.6: Control crane m1.2.6.1: Remote Operator m1.2.6.2: ECU f1.1.2.1.1: Provide force m.1.1.2.2.1: Hydraulic cylinders m1.1.2.1.2: Mechanism f1.1.2.1.2: Grip/ungrip logs f1.2.7: Import hydraulic power m1.2.7.1: Hydraulic coupling f1.1.2.1.3: Import logs m1.1.2.1.2: Gripper

4. 4 System: Hold logs f1: Move CTL logs (from felling to landing area) m1: Forwarder f1.2:Load logsf1.4:Unload logsf1.1:Transport logs m1.3.1.1: Gate f1.3: Hold logs m1.1.3.1.2: Gate to frame attachment f1.1.3.2: Secure bunks m1.3: Bunks in line m1.1.3.2.2: Bunk to frame attachment f1.1.3.1: Protect operator m1.3.2.1: Bunks

5. 5 Powertrain f1.1.1: Provide traction m1.1.1.1: Diesel engine m1.1.1.10: Traction unit m1.1.1.9: Electric motor m1.1.1: Diesel-electric series hybrid m1.1.1.3: Generator m1.1.1.6: Charger m1.1.1.7: Inverter HV AC/DC f1.1.1.1: Convert chem. energy to mech energy m1.1.1.4: Battery m1.1.1.5: Super- capacitory m1.1.1.2: Fuel tank f1.1.1.2: Store chemical energy f1.1.1.3: Convert mech eng to el. eng m1.1.1.8: Cable f1.1.1.4: Store electrical energy f1.1.1.5: Store brake energy f1.1.1.9: Convert el. energy to mech. eng f1.1.1.6: Convert mech eng to el. eng f1.1.1.8: Transport electrical energy f1.1.1.7: Convert electric current f1.1.1.10: Convert mech eng to tractive power f1.1.1.1.6: Protect engine f1.1.1.9.2: Protect motor f1.1.1.2.1: Import fuel f1.1.1.2.3: Export fuel f1.1.1.2.2: Store fuel m1.1.1.2.3: Fuel pump m1.1.1.2.3: Fuel tubes m1.1.1.2.2: Steel tank m1.1.1.2.1: Fuel cap f1.1.1.9.1: Convert HV AC to mech. eng m1.1.1.1.2: 6 cyl diesel engine m1.1.1.1.4: Exhaust system f1.1.1.1.5: Connect engine to frame f1.1.1.1.4: Export gas f1.1.1.1.1.1 : Import fuel f1.1.1.1.2: Convert chem. to mech energy m1.1.1.1.1.1: Injection head f1.1.1.1.3: Export rot. mech. Eng. m1.1.1.1.3: Shaft m1.1.1.1.6.1: Rubber bushings with frame m1.1.1.1.5: Screw joint with frame m1.1.1.9.1: AC motor m1.1.1.9.2.1: Motor cover m1.1.1.1.6.2: Engine hood m1.1.1.9.2.2: Frame

6. 6 Powertrain: Traction unit f1.1.1.10.1: Import rotational mech energy f1.1.1.10.2: Change rotational speed m1.1.1.10.2: Connect to motor shaft m1.1.1.10: Traction unit f1.1.1.10: Convert mech eng to tractive power f1.1.1: Provide traction m1.1.1: Diesel-electric series hybrid m1.1.1.10.1: Hub reduction (planetary gear) f1.1.1.10.3: Convert rotational energy to tractive force m1.1.1.10.3: Wheels f1.1.1.10.4 Stop high ground pressure m1.1.1.10.3: Continuous tracks m1.1.1.10.1: Mechanical transmisson m1.1.1.10.4: Traction unit suspension f1.1.1.10.5 Stop high ground shear m1.1.1.10.5: Traction unit stearing f1.1.1.10.5 Secure traction unit m1.1.1.10.5: Frame attachment f1.1.1.10.6 Support disk brakes m1.1.1.10.5: Disk brake attachment

7. 7 Operator f1.1.4: Control vehicle m1.1.4.1: m1.2.6.1: Remote operator m1.1.4.2: ECU f1.1.4.1.1: Protect operator m1.1.4.1.1: Cabin m1.1.4.1.1.4.2: Damper frame joint f1.1.4.1.3: Support operator driving M1.1.4.1.3 Drive controls f1.1.4.1.1.1: Protect operator from roll-over f1.1.4.1.1.2: Protect operator from falling objects f1.1.4.1.1.3: Protect operator from climate m1.1.4.1:.1.1 ROP Steel cage m1.1.4.1:.1.2 FOP Cover plates m1.1.4.1:.1.3 Isolation f1.1.4.1.1.4 Providet operator with vibration m1.1.4.1.1.4: Cab damping f1.1.4.1.1.3.1: Connect damper to cab f1.1.4.1.1.4.1: Connect damper to frame m1.1.4.1.1.3.1: Damper cab joint f1.1.4.1.1.5 Import operator m1.1.4.1.1.5 Cab door f1.1.4.1.3.1: Provide front vision f1.2.6: Control crane f1.2.6.1.1: Support operator load/unload f1.1.4.1.1.4 Provide vision of work area m1.1.4.2.2: Crane controls m1.2.6.2: ECU m1.1.4.1.3.1:.1 Front screen f1.1.4.1.2: secure operator m1.1.4.1.2.1 Seat f1.1.4.1.3.2: Position controls m1.1.4.1.2.2 Cab attachment m1.1.4.1.3.1: Cab attachment m1.1.4.1.3.1: Work area lights m1.1.4.1.3.1: Work area screen m1.1.4.1.3.1:.2 Front lights m1.1.4.1.1.5 Cab ladder

8. 8 Frame M1.1.2.3.1.1: Front frame m1.1.2.3.1.2: Rear frame m1.1.2.2: Rotational joint f1.1.2.3.2: Secure Cab f1.1.2.3.3: Secure Powertrain f1.1.2.3.5: Secure bunks f1.1.2.3.4: Secure gate f1.1.2.3: Support vehicle f1.1.2.3.8: Secure traction units f1.1.2.3.6: Secure crane m1.1.4.1.1.4.1: Cab attachment m1.1.1.1.5: Powertrain joint m1.1.2.3: Frame m1.1.2: Articulation f1.1.2.3.7: Secure supension f1.1.2.3.1: Guide movement M1.1.2.3.1.1: Front frame m1.1.2.1.2: Gate attachment m1.1.3.2.2: Bunk attachment m1.2.4: Crane attachment m1.1.1.10.5: Traction unit attachment m1.1.2.3.8: Front suspension attachment M1.1.2.3.1.1: Front frame m1.1.2.3.1.2: Rear frame m1.1..2.3.9: Rear suspension attachment

9. 9 Suspension m1.3.1: Traction unit suspension m1.5.1: Passive system f1.5:Protect vehicle f1.5.2: Stabilize vehicle m1.5.2.1: Frame niveling m1.5.2: Active system f1.1.4.1.1.4: Provideoperator with vibration f1.5.1: Protect vehicle from vibration m1.3.1.1: Spring- damper f1.3.1.1 Dissipate energy f1.3.1.1 Guide motion m1.3.1.1.1: Traction unit attachment m1.3.1.1.2: Frame attachment m1.5.2.2: Rotation sensor m1.5.2.3: ECU f1.5.2.1.1 Guide motion m1.5.2.1.1.1: Traction unit attachment m1.5.2.1.1.2: Frame attachment m1.1.4.1.1.4: Cab damping m1.1.4.1.1.4.1: Rubber-damper f1.1.4.1.1.4.1 Dissipate energy f1.1.4.1.1.4.2 Guide motion m1.1.4.1.1.4.2.1: Cab attachment m1.1.4.1.1.4.2.1: Frame attachment