WARN I N G
DO NOT perform fuel system checks, inspections, or maintenance while smoking or near
fire, flames, or sparks. Fuel may ignite, causing damage to equipment and injury or death
Allow engine to cool off before performing maintenance on fuel filter. Hot metal parts can
cause severe burns. Wear eye, glove, and skin protection when working with heated parts.
Failure to follow this warning may cause injury to personnel.
Wear fuel resistant gloves and eye protection when handling fuels. If exposed to fuel,
promptly wash exposed skin and change fuel-soaked clothing. Failure to follow this
warning may result in injury or death to personnel.
C AU T I O N
Wipe area clean around secondary fuel filter base. Contamination of fuel system could
result in premature failure.
1. Disconnect bypass switch (Figure 1, Item 1) from harness (Figure 1, Item 2).
Figure 1. Bypass Switch Connector on Secondary Fuel Filter Base.