Mercury BIGTILLER Operation Manual Download Page 1 | Manualshive

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Mercury BIGTILLER Operation Manual Download Page 1

Operation Manual

© 2018 Mercury Marine

Big Tiller

8M4504254

1017

eng

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Summary of Contents for BIGTILLER

Page 1: ...Operation Manual 2018 Mercury Marine Big Tiller 8M4504254 1017 eng ...

Page 2: ...eng ...

Page 3: ...2 Tiller Handle Adjustments Adjustments 5 Gear Shifting Gear Shifting 9 Troll Control if Equipped Troll Control 10 Power Trim Power Trim 11 Operation General Information 12 Prestarting Instructions 12 Starting the Engine 13 Stopping the Engine 15 Auxiliary Light if Equipped Auxiliary Light if Equipped 16 eng i ...

Page 4: ...eng ii ...

Page 5: ... power steering models d Throttle grip friction knob e Tiller handle lock knob f Tiller handle tilt friction adjustment jam nut a Ignition key switch b Lanyard stop switch c Lanyard d Gear shift handle e Troll speed control switch if equipped b a c e 33022 d f a b c d e 65276 TILLER HANDLE COMPONENTS eng 1 ...

Page 6: ...ment on one end made to be inserted into the switch and a snap on the other end for attaching to the operator The lanyard is coiled to make its at rest condition as short as possible to minimize the likelihood of lanyard entanglement with nearby objects Its stretched out length is made to minimize the likelihood of accidental activation should the operator choose to move around in an area close to...

Page 7: ...own However the boat will not complete a full circle While the boat is coasting it can cause injury to anyone in the boat s path as seriously as the boat would when under power We strongly recommend that other occupants be instructed on proper starting and operating procedures should they be required to operate the engine in an emergency if the operator is accidentally ejected WARNING If the opera...

Page 8: ...the lanyard cord If the engine does not stop have the switch repaired before operating the boat Before each use visually inspect the lanyard cord to ensure it is in good working condition and that there are no breaks cuts or wear to the cord Check that the clips on the ends of the cord are in good condition Replace any damaged or worn lanyard cords LANYARD STOP SWITCH OPERATION 4 eng ...

Page 9: ...tion or counterclockwise to loosen friction a Throttle grip b Throttle grip friction knob STEERING ACTUATOR ADJUSTMENT COLLAR MODELS WITH POWER STEERING Pivoting the throttle grip to the left or right engages the power steering The collar can be adjusted to increase or decrease the amount of effort needed to pivot the throttle grip Turn the collar counterclockwise to decrease effort or clockwise t...

Page 10: ...nd down Loosen the jam nut on the end of the pivot bolt and tighten or loosen the pivot bolt to obtain the desired friction setting on the tiller handle Hold the pivot bolt from turning and tighten the jam nut to the specified torque a Pivot bolt and jam nut Description Nm lb in lb ft Tiller handle tilt friction jam nut 47 35 a 33353 TILLER HANDLE ADJUSTMENTS 6 eng ...

Page 11: ...e tilt lock feature move the tiller handle to the desired position and rotate the tilt lock knob clockwise so that the cross pin will access the through slot Push in the tilt lock knob to engage the lock Release the lock by pulling out the tilt lock knob and turning it counterclockwise a Mid tilt angle position b Full tilt angle position c Tilt lock knob a b c 33369 TILLER HANDLE ADJUSTMENTS eng 7...

Page 12: ...e tiller handle to the full tilt angle position and rotate the tilt lock knob clockwise so that the cross pin will access the through slot Push in the tilt lock knob to engage the lock Release the lock by pulling out the tilt lock knob and turning it counterclockwise a Full tilt angle position b Tilt lock knob NOTE For V6 and V8 CMS applications only a 65288 b TILLER HANDLE ADJUSTMENTS 8 eng ...

Page 13: ... when the engine is not running Your outboard has three gear shift positions to provide operation forward F neutral N and reverse R Reduce engine speed to idle before shifting Always shift outboard into gear with a quick motion After shifting outboard into gear the throttle grip can be rotated to increase speed F R N 33038 GEAR SHIFTING eng 9 ...

Page 14: ...tion of the throttle grip while steering the outboard may disengage the troll control Adjusting the throttle friction may prevent this Turn on the troll control as follows 1 With the engine running shift the engine into gear 2 Set the throttle grip to the START SHIFT position 3 Press either the or button to turn on the troll control 4 The RPM light will be illuminated when the troll control is tur...

Page 15: ...Power Trim The power trim switch allows the operator to adjust the position of the outboard Refer to Power Trim Operation in the outboard owner s manual a Power trim switch a 33041 POWER TRIM eng 11 ...

Page 16: ...ry voltage may cause incorrect power steering pump operation Under certain operating conditions a slight shudder may be felt in the throttle grip This is normal and is caused by a feedback from the power steering pump Prestarting Instructions ALL MODELS Before starting read the prestarting check list prestarting instructions and engine break in procedure in the Operation section of the outboard ow...

Page 17: ...l tanks 19748 2 Models with primer bulb Position the fuel line primer bulb so the arrow on the side of the bulb is pointing up Squeeze the fuel line primer bulb until it feels firm 27348 3 Set the lanyard stop switch to the RUN position Refer to Lanyard Stop Switch Operation 19791 OPERATION eng 13 ...

Page 18: ...r initial start of a new engine or for an engine that ran out of fuel or was drained of fuel the fuel system should be filled by following the procedure in the Starting the Outboard section of the outboard owner s manual 7 Non DTS models Turn the ignition key to the START position If the engine fails to start within ten seconds return the key to the ON position wait 30 seconds and try again 65328 ...

Page 19: ...no water is coming out of the water pump indicator hole stop the engine and check the cooling water intake for obstruction No obstruction may indicate a water pump failure or blockage in the cooling system These conditions will cause the engine to overheat Have the outboard checked by your dealer Operating the engine while overheated will cause engine damage WARMING UP ENGINE Before beginning oper...

Page 20: ...e bottom of the tiller handle The light can be turned on whenever the ignition key switch is in the ON or RUN position Turn the light on or off using the light switch in the light housing a Auxiliary light b Light switch a b 33042 AUXILIARY LIGHT IF EQUIPPED 16 eng ...

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