DSM.0008 Ver 1.0
FCCC MT-45 / MT 55 CNG Diagnostics Service Manual
February 15, 2022
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FCCC MT CNG
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FCCC MT CNG
DSM.0008 Ver 1.0
FCCC MT-45 / MT 55 CNG Diagnostics Service Manual
February 24, 2022
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Filter Element Replacement
Required Tools and Materials
Item
Purpose
safety glasses
eye protection
shop rags
clean fuel system components before and after repair
flashlight
illuminate components
mirror
observe backside of fittings while performing leak check
combination and socket wrenches
remove and install fuel system fittings, fasteners, and
components
torque wrench
accurately tighten fuel system fittings, fasteners, and
components
crow foot wrenches
use with torque wrench
Swagelok
®
Snoop
®
or equivalent leak detection
fluid Formula 365, p/n 10802096
perform leak test
filter element service kit, p/n 69000481
filter element, O-ring
55 mm crowfoot wrench
used with torque wrench to tighten/loosen filter bowl
Parker Super O-Lube or equivalent
used for O-ring
Tools and Supplies
Hexagon Agility
®
has established the following maintenance intervals to ensure safe and reliable engine fuel system
operation. For questions regarding engine and fuel system service and maintenance please refer to the Hexagon
Agility
®
website for the latest contact information.
REQUIRED FUEL SYSTEM SERVICE
INTERVAL*
years
mi
km
Drain HP and LP fuel filters and change filter elements
n/a
5000
8000
Introduction
Verify service facility is well ventilated.
Verify parking brake is engaged, wheels are chocked, and ignition switch is in
OFF position.
Wear approved personal protective equipment (PPE) including safety glasses.
Personal / Vehicle Precautions
