1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 106Get this manual
FUEL SYSTEMCARBURETION Carburetor DisassemblyMikuni Disassembly
NOTE: Control arm #2 should be parallel to casting #1 as per illustration at rightVariances in control arm positioning will result in incorrect fuel supplyIf the control arm is too close to the diaphragm, fuel levels will increase, resulting in rich operating conditionIf the control arm is below the casting parallel line lean condition will result
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Remove the jet cover blockcheck valve assemblyNOTE: The (2) attaching screws are secured with LoctiteTM, and may require the use of an impact driver to loosen screws without stripping the headsTo ease removal, leave one of the screws in the block and grasp it to tip the block assembly out of the carb bodyNOTE: Always remove this jet cover block if water is