Usage:
1. Disconnect the fuel ratio control sensing line (1).
2. Move the governor control lever to the OFF position.
3. Remove the two mounting bolts (2). Pull out and down on the fuel ratio control to remove it from governor.
Install Fuel Ratio Control
1. Install the fuel ratio control making sure the plunger is engaged with the slot in rack stop collar on the governor.
2. Install the two mounting bolts.
3. Connect the sensing line to the fuel ratio control.
4. Adjust the fuel ratio control. See FUEL RATIO CONTROL SETTING in TESTING AND ADJUSTING.
Disassemble Fuel Ratio Control
preparatory step:
a) remove fuel ratio control
1. Remove the two cover retaining bolts and separate the cover (4) from the housing (1).
2. Remove the spring (3) and washer (2).
3. Remove the diaphragm and bolt assembly (6) from the housing. Remove spring (5).
4. Remove the pin from the bolt. Turn the bolt out of the retainer and remove the diaphragm (7).
Assemble Fuel Ratio Control
1. Place the diaphragm (3) on the retainer (4) as shown.
2. Install the bolt (5) into the retainer assembly and install the pin (1) in the bolt.
3. Position the diaphragm assembly and two springs into the housing. Install the cover (2) and two retaining bolts.
concluding step:
a) install fuel ratio control