NHTSA ID Number: 10248840
Manufacturer Communication Number: SPC.0039
TSB/Document Date: 2024-01-16
Summary
ProCab® 175 DGE CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog. In this document we changed the front cover image to line drawing per IP directive. This document added ?Blue iQ? is a trademark of Agility Fuel Solutions LLC.? to ?Trademark Notice.? Further, this document corrected ?ASM HP Fuel Gauge? p/n A10301361 and ?ASM LP Fuel Gauge? p/n A10301360. Finally, we deleted 69500023 Kit, Portable Vent Stack from "Special Tools" in this document.
SPC.0039 Ver. 4.0 December 21, 2023
ProCab® CNG Fuel System
p/n 31700000 and p/n 31701000
Service Parts Catalog
Part Number Fuel Capacity Cylinders
FMM Type
Regulator Type Blue iQ™ TruckWings®
31700000
175 DGE
4
Integrated FMM
LHS
Marathon
extended range
yes
no
31701000
175 DGE
4
Integrated FMM
LHS
Marathon
extended range
yes
yes
SPC.0039 Ver. 4.0
December 21, 2023
ProCab® CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog
PRINTED AND DOWNLOADED COPIES ARE UNCONTROLLED
Page 1 of 25
Table of Contents
Trademark Notice ............................................................................................................................................................ 2
Abbreviations Used .......................................................................................................................................................... 2
FMM – Upper Components .............................................................................................................................................. 3
Pressure Regulator Components ..................................................................................................................................... 5
Manifilter Components ..................................................................................................................................................... 6
FMM – Lower Components .............................................................................................................................................. 7
Valve End Tubes and Fittings........................................................................................................................................... 9
PRD End Tubes and Fittings ...........................................................................................................................................11
Chassis Plumbing Interface Connections.........................................................................................................................13
Cylinders and Neck Mounts.............................................................................................................................................14
Cover Panels and Components .......................................................................................................................................15
Structure Components ....................................................................................................................................................19
Decals and Accessories ..................................................................................................................................................21
Electrical Components ....................................................................................................................................................23
Special Tools ..................................................................................................................................................................24
Contact Information .........................................................................................................................................................25
Hexagon® Agility® endeavors to maintain a comprehensive and accurate service parts catalog. We reserve the right to make changes at any time to
materials, equipment, specifications, and availability. Please contact Hexagon® Agility® FleetCare™ for the latest version.
Trademark Notice
Hexagon is a registered trademark of Hexagon Technology AS. Agility® is a registered trademark of Agility Fuel Solutions
LLC. Blue iQ™ is a trademark of Agility Fuel Solutions LLC. TruckWings® is a registered trademark of TruckLabs.
®
Abbreviations Used
Abbreviation
ASM
assembly
BTC
behind the cab
FMM
fuel management module
FSCM
fuel system control module
HP
high-pressure
LP
low-pressure
LHS
left hand side AKA driver side
NS
not serviced
POA
part of assembly
PRD
pressure relief device
T-PRD
SPC.0039 Ver. 4.0
December 21, 2023
Description
thermal pressure relief device
ProCab® CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog
PRINTED AND DOWNLOADED COPIES ARE UNCONTROLLED
Page 2 of 25
FMM – Upper Components
to Cylinder Valve 2
FRONT
5
41
to Cylinder Valve 3
9
see Pressure Regulator Components
10
8
1
7
4
2
11
see Manifilter Components
6
SPC.0039 Ver. 4.0
December 21, 2023
3
to Cylinder Valve 1
to Lower FMM
ProCab® CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog
PRINTED AND DOWNLOADED COPIES ARE UNCONTROLLED
Page 3 of 25
FMM – Upper Components
Item
Service p/n
Description
1
A31700429
ASM, HP Fuel Tube, Cylinder Valve 2 to Manifilter
1
2
A31700423
ASM, HP Fuel Tube, Manifilter to Defuel Valve
1
3
A31700419
ASM, HP Fuel Tube, Check Valve to Manifilter
1
4
A31700422
ASM, HP Fuel Tube, Manifilter to Regulator
1
5
A31708406
ASM, HP Fuel Tube, Cylinder Valve 3 to Manifilter
1
6
A31700467
ASM, HP Fuel Tube, Cylinder Valve 1 to Manifilter
1
7
31700145
Bracket, FMM Lower
1
8
31700141
Bracket, FMM Upper
1
9
10300170
Defuel Valve, 2-way Adjustable Flow
1
10
10300213
Dust Cap, Defuel Receptacle
1
11
A10301360
ASM, Low-pressure Fuel Gauge
1
12
10301242
Marathon Pressure Regulator
1
13
10200056
Fitting, Tube, Connector
2
14
A31700466
ASM, LP Fuel Tube, Regulator to LP Fuel Gauge
1
15
10200000
Fitting, Tube, Straight
1
16
10760202-0175
Hex Cap Screw
2
17
10760202-0100
Hex Cap Screw
2
18
10200045
Fitting, Tube, Connector
2
19
10240282
Fitting, JIC, PRV Port Elbow
1
20
10200067
Fitting, Tube, Connector
1
21
10761507
Lock Washer
2
41
A31700424
ASM, HP Fuel Tube, Defuel Valve to Defuel Receptacle
1
SPC.0039 Ver. 4.0
December 21, 2023
ProCab® CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog
PRINTED AND DOWNLOADED COPIES ARE UNCONTROLLED
QTY
Page 4 of 25
Pressure Regulator Components
21
22
12
16
13
20
14
19
11
18
15
22
17
21
Item
Service p/n
11
10301360
Low-pressure Fuel Gauge
1
12
10301242
Marathon Pressure Regulator
1
13
10200056
Fitting, Tube, Connector
2
14
A31700466
ASM, LP Fuel Tube, Regulator to LP Fuel Gauge
1
15
10200000
Fitting, Tube, Straight
1
16
10760202-0175
Hex Cap Screw
2
17
10760202-0100
Hex Cap Screw
2
18
10200045
Fitting, Tube, Connector
2
19
10240282
Fitting, JIC, PRV Port Elbow
1
20
10200067
Fitting, Tube, Connector
1
21
10761507
Lock Washer
2
22
10700163
Flat Washer
2
SPC.0039 Ver. 4.0
December 21, 2023
Description
ProCab® CNG Fuel System p/n 31700000 and p/n 31701000 Service Parts Catalog
- Restores fuel economy
- Stabilizes ethanol
- Maximizes horsepower
- Improves responsiveness
- For use in both gasoline and diesel engines
Last update on 2026-06-23 / Affiliate links / Images from Amazon Product Advertising API
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TSB/Document ID: SPC.0039
Replacement Service Bulletin Number:
MFR Communication Date: 2023-12-21
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: FUEL SYSTEM, DIESEL
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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