Step | | Procedure & Parts & Tools |
1 |
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TURN OFF TANK
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2 |
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DISCONNECT FUEL LINE
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3 |
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OPEN TANK STRAP
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4 |
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REMOVE TANK
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5 |
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PULL THE BONNET OFF THE CAGE
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6 |
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REMOVE THE 4 ACORN NUTS
Ratchet-Socket metric 10mm |
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7 |
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LIFT THE CAGE OFF THE ENGINE
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8 |
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REMOVE THE 4 BOLTS FROM THE SHROUD
Ratchet-Socket metric 10mm |
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9 |
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PULL THE SHROUD FROM THE ENGINE
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10 |
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LOCATE MUFFLER AND LOOSEN NUT ON MUFFLER CLAMP
Ratchet-Deep socket standard 1/2 in |
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11 |
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SLIDE CLAMP DOWN
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12 |
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LOOSEN BOLT HOLDING MUFFLER
Wrench-1/2 in |
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13 |
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REMOVE BOLT AND 2 WASHERS
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14 |
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PULL TO REMOVE MUFFLER
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15 |
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DISCONNECT OXYGEN SENSOR PLUG
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16 |
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LOCATE SPARK PLUG WIRE
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17 |
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PULL TO DISCONNECT SPARK PLUG WIRE
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18 |
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UNSCREW SPARK PLUG
Ratchet-Socket standard 13/16 in |
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19 |
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LOCATE AIR BREATHER AND REMOVE FRONT COVER
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20 |
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PULL SIDE LATCHES
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21 |
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REMOVE AIR BREATHER COVER
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22 |
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REMOVE WING NUT
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23 |
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REMOVE PRE FILTER
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24 |
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REMOVE AIR FILTER
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25 |
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REMOVE 2 BOLTS FROM BACK COVER
Ratchet-Socket metric 10mm |
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26 |
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REMOVE 2 SCREWS FROM BACK COVER
Screwdriver-phillips |
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27 |
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PULL TO REMOVE BACK COVER
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28 |
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REMOVE 2 BOLTS TO REMOVE BRACKET
Ratchet-Socket metric 10mm |
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29 |
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REMOVE LEFT BOLT FROM THROTTLE PLATE
Ratchet-Socket metric 10mm |
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30 |
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PULL THROTTLE WIRE FROM CARBUREATOR LINKAGE
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31 |
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PULL TO SLIDE CARBUREATOR FROM INTAKE MANIFOLD BOLTS
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32 |
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REMOVE RIGHT BOLT FROM THROTTLE PLATE (NOTE THE POSITION OF BOLT, WHEN REPLACING THE HEADS RETURN TO SAME POSITION)
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33 |
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DISCONNECT THE SPRING FROM THE THROTTLE PLATE
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34 |
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SET THROTTLE PLATE TO THE SIDE
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35 |
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PULL THE WIRE CONNECTOR TO DISCONNECT THE HARNESS
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36 |
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REMOVE THE 2 BOLTS HOLDING IGNITION MODULE
Ratchet-Socket metric 10mm |
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37 |
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PULL THE BOLTS FROM THE ENGINE
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38 |
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PULL THE IGNITION MODULE FROM THE ENGINE
Ratchet-Socket metric 10mm |
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39 |
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REMOVE THE 4 BOLTS FROM THE INTAKE MANIFOLD
Ratchet-Socket metric 10mm |
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40 |
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PULL TO REMOVE THE INTAKE MANIFOLD FROM THE ENGINE
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41 |
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REMOVE THE BOLT FROM THE BOTTOM OF THE CYLINDER SHROUD
Ratchet-Socket metric 10mm |
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42 |
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REMOVE THE BOLT FROM THE FRONT OF THE CYLINDER SHROUD
Ratchet-Socket metric 12mm |
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43 |
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PULL TO REMOVE THE CYLINDER SHROUD
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44 |
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REMOVE 4 BOLTS HOLDING THE EXHAUST MANIFOLD
Ratchet-Socket metric 12mm |
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45 |
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PULL TO REMOVE THE EXHAUST MANIFOLD
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46 |
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REMOVE THE 2 BOLTS FROM THE LEFT VALVE COVER (STANDING IN THE OPERATOR POSITION)
Ratchet-Socket metric 10mm |
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47 |
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PULL TO REMOVE THE VALVE COVER
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48 |
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REMOVE THE 2 BOLTS FROM THE ROCKER ARMS
Ratchet-Socket metric 14mm |
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49 |
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PULL TO REMOVE THE ROCKER ARMS (SET ASIDE, SET ASIDE TO USE WHEN REPLACING HEAD)
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50 |
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PULL OUT PUSH RODS (SET ASIDE, SET ASIDE TO USE WHEN REPLACING HEAD. IF PUSH RODS ARE BENT, PURCHASE SEPARATELY)
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51 |
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REMOVE THE 2 ROCKER ARM STUDS (SET ASIDE TO USE WHEN REPLACING HEAD)
Ratchet-Deep socket metric 12mm |
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52 |
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PULL TO REMOVE THE STUDS
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53 |
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PULL TO REMOVE THE ROCKER ARM GUIDE
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54 |
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REMOVE 5 HEAD BOLTS
Ratchet-Deep socket metric 12mm |
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55 |
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PULL 5 BOLTS OUT FROM ENGINE
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56 |
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PULL LEFT (STANDING IN THE OPERATOR POSITION) HEAD AND HEAD GASKET FROM ENGINE
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57 |
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INSPECT VALVE SEATS FOR DAMAGE
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58 |
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MAKE SURE GASKET PIN IS STILL ON ENGINE, MAY COME OFF WITH THE HEAD, IF SO, PULL OFF HEAD AND PUSH BACK IN ENGINE
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59 |
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COMPLETE STEPS 35 THRU 57 TO REMOVE RIGHT (STANDING IN THE OPERATOR POSITION) SIDE HEAD
Ratchet-Deep socket metric 12mm |
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Ratchet-Socket metric 12mm |
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Ratchet-Socket metric 10mm |
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Ratchet-Socket metric 14mm |
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60 |
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PULL TO REMOVE AIR BREATHER HOSE (SET ASIDE TO USE WHEN REPLACING RIGHT SIDE HEAD)
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61 |
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PULL TO REMOVE VALVE CAP (SET ASIDE TO USE WHEN REPLACING RIGHT SIDE HEAD)
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