1984 Official Honda TRX200 Shop Manual, Page 28Get this manual
MAINTENANCE
f.0 HONDA TRX200
THROTTLE STOP SCREW
CARBURETOR IDLE SPEED
NOTEInspect and adjust the idle speed after all other maintenance items have been per formed and are with in specificationsThe engine must be warm for accurate id le speed inspection and adjustmentWarm up the engine for about ten inutesTurn the throttle stop screw as requ ired to obtain the specified idle speedIDLE SPEED1,400 100 rpm
FUEL LINE
Replace any parts which show signs of deteriora ti ondamage or leaks