NHTSA ID Number: 10235063
Manufacturer Communication Number: Fuel System
TSB/Document Date: 2023-04-24
Summary
CNG Fuel System Parts Manual REVISED: Now includs p/n 25653000; UPDATED: HP fuel filter bowl torque to 50 ft-lbs
160 DGE Behind the Cab (BTC) System, 4 Cylinder
Agility Fuel Systems 25600000 and 25635000
ENP-335, Rev. C
February 27, 2023
160 DGE Behind the Cab System Parts Manual
Proprietary Statement
The information provided within this manual is proprietary and confidential. All prior versions of this manual,
including updates and revisions forwarded separately, are proprietary. The information provided by Agility Fuel
Systems to its customers and clients is solely for the use of those customers and clients. No portion of this
manual may be reproduced or distributed without express written consent of Agility Fuel Systems. Agility Fuel
Systems reserves the right to utilize the intellectual property contained within this publication as content for
any other publication produced by Agility Fuel Systems.
Agility Fuel Systems gives express consent to our customers to utilize portions of this manual, or the manual in
its entirety, for the purposes of providing their customers and clients with information pertaining to the Agility
Fuel Systems liquefied natural gas (LNG) and compressed natural gas (CNG) fuel storage system as used on
their vehicles with appropriate acknowledgement of copyright.
This manual replaces any prior version. Any information reproduced by our customers for their use, or that of
their customers and clients, should be drawn from this manual.
Notes
1. Numerals point to system components
2. Contact Agility Fuel Systems Product Support for information on the following items
a) Structural parts
b) Chassis panels, cabinets and cabinet hardware
c) Internal frames and superstructures
d) Pipes and tubing
e) Wire harnesses
f) Tanks/cylinders
3. When contacting Product Support, please have the following information ready for efficient service:
a) Unit serial number
b) VIN
c) Date of purchase or installation
CAUTION
All replacement parts must adhere to the accepted standards and ratings as specified by Agility Fuel Systems.
The usage of any part that is not approved by Agility Fuel Systems is not recommended and may compromise
the integrity and safety of the system.
Do not remove components from original packaging until absolutely necessary. Any components that are to be
reinstalled must be thoroughly cleaned, inspected and stored in a satisfactory manner until reinstallation.
Agility Fuel Systems
1815 Carnegie Ave
Santa Ana, CA 92705 USA
Product Support
949-267-7745
[email protected]
www.agilityfs.com
Revision
Description
Author
Approved By
Date
--
Initial Release
W. Yoshida
C. Forsberg
12/1/2014
A
Revised HP filter
Clarified capacity – 160
DGE
ADDED: p/n 25653000;
UPDATED: HP fuel filter
bowl torque to 50 ft-lbs
W. Yoshida
W. Yoshida
4/2/2015
W. Yoshida
C. Forsberg
4/28/2015
C. Grasso
J. Wainz
2/27/2023
B
C
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160 DGE Behind the Cab System Parts Manual
Figure 1: 160 DGE Behind the Cab (BTC) Systems 25600000 and 25653000
13
14
If vehicle has been in an accident, cylinders and fuel system must be inspected by a qualified
inspector.
ITEM
1
2
3
4
5
6
7
8
9
9
10
11
12
13
14
15
16
17
18
19
20
QTY
1
1
1
8
4
1
1
2
2
1
2
2
1
2
2
1
1
1
1
1
1
PART NUMBER
24600318
25600321
25600312
10701013
10701016
25600314
25600308
10702188
25600305
25600306
10702187
10400104
25600304
24600041
24600031
25600300
25600313
25600309
25600311
25600306
25600002
DESCRIPTION
TOP COVER
UPPER SIDE COVER
UPPER DOOR
HINGES
LATCH, QUARTER TURN
LOWER DOOR
LOWER SIDE COVER
GRAB HANDLE, HORIZONTAL SLIDE BAR
UPPER FRONT AND REAR COVERS
UPPER FRONT COVER
GRAB HANDLE
UTILITY LIGHT, FLUSH MOUNT
LOWER REAR COVER
FRAME RAIL MOUNTING BRACKET ASSEMBLY
FRAME RAIL MOUNTING BRACKET ASSEMBLY
BOTTOM SIDE COVER
LOWER DOOR
UPPER SIDE COVER
UPPER COVER DOOR
LOWER FRONT COVER
SYSTEM FRAME ASSEMBLY
ENP-335: 160 DGE BTC System Parts Manual
NOTES
QTY:1 25635000 only
25635000 only
25600000 only
25635000 only
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160 DGE Behind the Cab System Parts Manual
Figure 2: 160 DGE BTC System 25600000 and 25653000, Valve End View
SEE FIGURE 3
ITEM
1
2
3
4
5
6
QTY
4
4
1
2
2
1
PART NUMBER
10300466
20100184
10200231
25600417
10702028
10702030
ENP-335: 160 DGE BTC System Parts Manual
DESCRIPTION
MANUAL CYLINDER VALVE
NECK BLOCK, VALVE END
CROSS, 1/2-IN.
PRESSURE RELIEF DEVICE (PRD)
CAP, 1/2-IN., UV PROTECTED
CAP, 3/8-IN., UV PROTECTED
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160 DGE Behind the Cab System Parts Manual
Figure 3: 160 DGE BTC System 25600000 and 25653000, Control Panel View
ITEM
QTY
PART NUMBER
8
1
20101100
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
10300424
10300212
10300201
10404019
10300210
10300214
10300158
10300427
24300006
10300713
10300711
24300007
20100008
10300441
10300207
ENP-335: 160 DGE BTC System Parts Manual
DESCRIPTION
AGILITY FUEL SYSTEMS ECU – CONTACT PRODUCT SUPPORT
TO ORDER LATEST VERSION
LOW PRESSURE GAUGE
QUICK CONNECT, 3600 PSI, CNG, 1/4 FEMALE NPT
BLEED VALVE, 7/16-20 MALE
TRANSDUCER
3-WAY VALVE
MUFFLER
BALL VALVE
HIGH PRESSURE GAUGE
RECEPTACLE BASE
RECEPTACLE, 1500 SCFM, MALE 7/8-14
RECEPTACLE, 5000 SCFM, MALE 7/8-14
FUEL CAP
HIGH PRESSURE FILTER
SOLENOID VALVE, 12 VOLT
REGULATOR
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160 DGE Behind the Cab System Parts Manual
Figure 4: 160 DGE BTC System 25600000 and 25653000, Decal Placement,
Valve End
High pressure is ALWAYS present in
PRD lines and cannot be isolated with
valves. System MUST be depressurized
and defueled completely before
servicing.
CAUTION
High Pressure
CNG Fuel Line
DECAL 10600076
CAUTION
Live High Pressure PRD Line
DECAL 10602157
[ALL 4 LINES ON CROSS]
DECAL
10602157
DECAL
10600076
DECAL
10600076
DECAL
10600076
DECAL
10602157
DECAL
10600076
[3 LINES]
DECAL
10602157
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160 DGE Behind the Cab System Parts Manual
Figure 5: 160 DGE BTC System 25600000 and 25653000, PRD End
ITEM
1
2
3, 4
5
QTY
8
4
1
1
PART NUMBER
20100199
20100197
25600417
20100113
ENP-335: 160 DGE BTC System Parts Manual
DESCRIPTION
PRD END NECK BLOCK HALF
NECK BLOCK BUSHING
PRESSURE RELIEF DEVICE (PRD)
END PLUG
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160 DGE Behind the Cab System Parts Manual
Figure 6: 160 DGE BTC System 25600000 and 25653000, Decal Placement,
PRD End
WARNING
DO NOT disturb PRD activation
lines – call Agility Fuel Systems
Product Support if any damage is
observed.
CAUTION
Do Not Tamper with PRD
Trigger Line or Fittings
DECAL 10602158
DECAL
10602158
DECAL
10602158
ENP-335: 160 DGE BTC System Parts Manual
DECAL
10602158
DECAL
10602158
DECAL
10602158
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160 DGE Behind the Cab System Parts Manual
Figure 7: High Pressure Filter
Torque Specifications
Filter Bowl: 50 Ft-Lbs, ±1-Ft-Lbs
Drain Plug: 25 to 30 Ft-Lbs
In/Out Ports: 25 to 30 Ft-Lbs
Lubrication Note
Apply a silicone-based spray lubricant to the
filter bowl threads only. DO NOT allow
lubricant to contaminate the filter or O-rings.
ITEM
1
2
3
4
5
6
7
8
9
QTY
1
1
1
1
1
1
1
1
1
PART NUMBER
10200266
10500014
20100107
10500022
20100110
20100109
20100108
10500014
20100106
DESCRIPTION
9/16-IN. HEX PLUG
DRAIN PLUG O-RING
FILTER BOWL
FILTER BOWL O-RING
ELEMENT BASE
FILTER ELEMENT KIT
ELEMENT HOUSING
O-RING
FILTER HOUSING
ENP-335: 160 DGE BTC System Parts Manual
NOTE
A high pressure filter element replacement
kit is available, which includes the filter
bowl O-ring (4), filter element (6) and O-ring
item 8.
Single element kit: Part number 20100109
Pack of 10: Part number 20100345
HP Filter O-Ring Kit 10500023
One each O-rings for drain plug, filter bowl
and element holder.
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160 DGE Behind the Cab System Parts Manual
Appendix 1: Warning Decals
Various warning decals are used in Agility Fuel Systems CNG systems. The decals are compliant to applicable
regulations or guidelines. Decals on your vehicle may vary depending on the fuel system configuration and your
location. The graphics are for reference only and are not to scale. Decals may be ordered from Agility Fuel
Systems Product Support.
Part Number 10602007
Part Number 10602105
Part Number 10602021
Part Number 10602107
Part Number 10602032 (Back of Cab systems only)
Part Number 10602108
ENP-335: 160 DGE BTC System Parts Manual
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160 DGE Behind the Cab System Parts Manual
Part Number 10600076
Part Number 10602157
Part Number 10602158
Part Number 10602159
Part Number 10602170
Part Number 10602019
Part Number 10602004
ENP-335: 160 DGE BTC System Parts Manual
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TSB/Document ID: Fuel System
Replacement Service Bulletin Number:
MFR Communication Date: 2023-02-27
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: FUEL SYSTEM, GASOLINE
MFR Component System:
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