Service Manual (KLZ1000C) — page 38 of 762

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2-16 PERIODIC MAINTENANCE
Periodic Maintenance Procedures

• Plug  the air switching valve hose end [A] and air cleaner
  housing fitting [B].
• Install the following parts temporarily.
   Air Cleaner Housing (see Air Cleaner Housing Installa-
     tion(3-55))
     Fuel Tank (see Fuel Tank Installation(3-59))

• Start the engine and warm it up thoroughly.
• [A]. the idle speed, using a highly accurate tachometer
  Check

    Idle Speed
       Standard: 1 100 ±50 r/min (rpm)

                            NOTICE
    Do not measure the idle speed by the tachometer of
    the meter unit.

• While idling the engine, inspect the throttle body vacuum,
  using the vacuum gauge [B].
    Throttle Body Vacuum
      Standard: 41.5 ±1.1 kPa (311 ±8 mmHg)

    If any vacuum is not within specifications, check the throt-
    tle body assy holder (see Throttle Body Assy Holder Re-
    moval(5-42)).
    If there is any damage, replace the throttle body assy
    holder.
•   Remove the throttle body assy (see Throttle Body Assy
    Removal(3-50)).
•   Remove the vacuum gauge hoses and install the vacuum
    hoses or rubber caps on the original position.
•   Install the removed parts.
Fuel System Inspection
Fuel Hose Inspection (fuel leak, damage, installation
condition)
○If the motorcycle is not properly handled, the high pres-
 sure inside the fuel line can cause fuel to leak [A] or the
 hose to burst. Remove the fuel tank (see Fuel Tank Re-
 moval(3-56)) and check the fuel hose.
 Replace the fuel hose if any fraying, cracks [B] or bulges
 [C] are noticed.