PUMP GP-FUEL TRANSFER 4N1111 - Caterpillar

Remove & Install Fuel Ratio Control
The fuel ratio control can be removed while the fuel injection pump and governor are on the engine, Fuel line (4) (previously disconnected) will have to be disconnected prior to the following steps. Cap or plug immediately.1. Remove two bolts (1), fuel ratio control (2), gasket, spacer (3) and gasket. Check gaskets for wear or damage. Replace if necessary. The following step is for the installation of the fuel ratio control.2. Install gasket, spacer (3) and gasket, fuel ratio control (2) and two bolts (1). Apply 9S-3263 Thread Lock on the two bolts before installation.Disassemble & Assemble Fuel Ratio Control (7BL1-Up)
Start By:a. remove fuel ratio control valve 1. Remove two bolts (1). Separate housing (2) and housing (3). 2. Remove valve assembly (4), seal (5) retainer (6), spring (7) and spring (8). 3. Remove valve (9), spring (10) (not shown) behind valve (9), spring (12), washer (15) (not shown) and diaphragm (11). 4. Remove pin (14) and cover (13). The following steps are for the assembly of the fuel ratio control. 5. Install cover (13) and pin (14).6. Install diaphragm (11), washer (15), and spring (12).7. Install spring (10) and valve (9). Make sure end of valve (9) is positioned in slot. 8. Install seal (5), retainer (6), springs (7) and (8) on valve (4).9. Install housings (2) and (3).10. Install two bolts (1).
Correct adjustment must be made to the fuel ratio control before installation. See Systems Operation, Testing & Adjusting Manual, SENR5517 for this information.
End By:a. install fuel ratio control valve