SHIM 1873834 - Caterpillar

Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.
Ensure that the engine is stopped before any servicing or repair is performed.
The water separator can be under suction during normal engine operation. Ensure that the drain valve is tightened securely to help prevent air from entering the fuel system.
Single Fuel Filter
Ensure that all adjustments, maintenance, and repairs are performed by authorized personnel that have had the correct training.
Illustration 1 g03642601
The engine can be configured to auto start. Ensure that the power supply is isolated before any service or repair is performed.
Place a suitable container under the water separator in order to catch any fuel that might spill. Clean up any spilled fuel.
Open drain (1). Allow the fluid to drain into the container.
Tighten drain (1) by hand pressure only. Remove the tube and dispose of the drained fluid in a safe place. Duplex Fuel Filters
Note: Perform this maintenance with the engine stopped. The engine can be configured to auto start. Ensure that the power supply is isolated before any service, maintenance, or repair is performed.
Illustration 2 g03642557
Typical example
(A) The fuel flow is to the left-hand fuel filter.
(B) The fuel flow is to both fuel filters.
(C) The fuel flow is to the right-hand fuel filter.
Illustration 3 g03642626
Typical example
Ensure that the control lever is in position B. Refer to illustration 2. Fuel flow is to both fuel filters.
Open the drains (1) and allow the fluid to drain into the tray.
Tighten the drain by hand pressure only.
Drain the tray below the filters.