Installation of the Coalescer/Final Filter - Two-Filter System
Installation of the Coalescer/Final Filter
- Two Filter System - #1708
Install the water coalescer/final filter as follows:
Note: If a fuel filter service is being performed, replace
all other fuel filters before priming the fuel system.
- Install a new seal ring on to water coalescer/final filter cap.
- Snap a new water coalescer/final filter into the water coalescer/final filter cap.
- Apply a light coat of Parker super O-lube or petroleum-based
lithium grease to the water coalescer/final filter cap seal ring and
drain back plug seal ring (C).Apply a heavy coat of Parker super O-lube
or petroleum-based lithium grease to the upper (A) and lower seals
(B) on the water coalescer/final filter.
The illustration below shows the proper amount of lubricant to use on the upper and lower seals.
- Install the water coalescer/final filter into the fuel filter module.
- Turn the water coalescer/final filter cap counterclockwise until the drain back plug has located the drain back port. Apply light pressure to the top of the water coalescer/final filter cap to seat the drain back plug into the drain back port, hand tighten the filter cap by turning the cap clockwise.
- Torque water coalescer/final filter cap to 55 to 60 N·m (41 to 44 lb·ft).
- Once all required filters have been changed, prime the fuel system.
Note: Viewing the fuel filter module
from the top, the drain back port is located at 10 o'clock.