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Page 74 - LIT-18626-12-09
P. 74

    UF4D14E0.book  Page 69  Tuesday, March 27, 2018  1:02 PM

                            Trouble recovery

                                 TROUBLE            POSSIBLE CAUSE             REMEDY         PAGE
                             Engine runs irregu-  Fuel   Empty            Refill as soon as pos-  32
                             larly or stalls                              sible
                                                         Stale or contaminat-  Have serviced by   —
                                                         ed               Yamaha dealer
                                                         Too much oil in fuel   Correct fuel-to-oil ra-  31
                                                         mixing ratio     tio to 50:1
                                              Choke      Knob is left pulled  Push fully in    25
                                              Fuel filter  Clogged or water   Have serviced by   65
                                                         pooled           Yamaha dealer
                                              Fuel tank  Water or dirt present  Have serviced by   —
                                                                          Yamaha dealer
                                              Spark plug  Fouled or defective  Replace         64
                                                         Incorrect heat range  Replace         64
                                                         Gap incorrect    Replace              64
                                              Spark plug   Not connected or   Connect properly  64
                                              cap        loose
                                                         Cracked, torn or   Have serviced by   —
                                                         damaged          Yamaha dealer
                                              Electrical wir-  Loose electrical con-  Have serviced by   —
                                              ing        nections         Yamaha dealer
                                              Carburetor  Incorrect idle adjust-  Have serviced by   —
                                                         ment             Yamaha dealer
                                                         Clogged          Have serviced by     65
                                                                          Yamaha dealer
                             Watercraft slow or   Cavitation  Jet intake clogged  Clean        70
                             loses power                 Impeller damaged or   Have serviced by
                                                         worn             Yamaha dealer        70
                                              Engine over-  Jet intake clogged  Clean          70
                                              heated
                                              Fuel filter  Clogged        Have serviced by     65
                                                                          Yamaha dealer
                                              Spark plug  Fouled or defective  Replace         64
                                                         Incorrect heat range  Replace         64
                                                         Gap incorrect    Replace              64
                                              Spark plug   Not connected or   Connect properly  64
                                              caps       loose
                                              Fuel       Stale or contaminat-  Have serviced by   —
                                                         ed               Yamaha dealer

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