9999 QUANTUM TECHNOLOGIES CNG FUEL SYSTEM TSBs (10)
- Bulletin:
- SP-008
- Component:
- 081100 fuel system, diesel:storage:tank assembly
- Summary:
- Cng system venting. all quantum fuel storage modules. some customers may need to vent the quantum fuel storage module plumbing is intended to provide sufficient information to safely vent any quantum cng fuel storage module plumbing.
- Bulletin:
- SP-007
- Component:
- 090000 fuel system, other
- Summary:
- Cng cylinder venting. all quantum type 4 cng cylinders. some customers may need to vent a quantum fuel cylinder for any number of reasons. this generic procedure is intended to provide sufficient information to safely vent any quantum
- Bulletin:
- SF514AB
- Component:
- 350000 equipment
- Summary:
- A number of customers have inquired about the announcement by impco technologies and gm regarding field activity (nhtsa recall number 13139) and the omb valvesusedin the cng cylinders installed in the vehicles. customers are concerned tha
- Bulletin:
- SI-002
- Component:
- 350000 equipment
- Summary:
- Federal motor vehicle safety standard (fmvss) 304 requires specific information to be displayed on every certified cng cylinder including the following statement: this container should be visually inspected after a motor vehicle acciden
- Bulletin:
- TSB-024
- Component:
- 350000 equipment
- Summary:
- A number of customers have reported loosening or the loss of fasteners retaining the covers on the gen 2 back of cab (boc) systems. an alternate replacement fastener has been released that includes a coating that performs a locking functio
- Bulletin:
- TSB-026
- Component:
- 117000 digital instrument panel
- Summary:
- Some customers operating volvo trucks have reported that the fuel level reading never reaches the full mark on the fuel level gauge. new calibration released all boc and frame fuel storage modules
- Bulletin:
- TSB-028
- Component:
- 091130 fuel system, other:storage:tank assembly:pressure relief devices
- Summary:
- Quantum has been advised by the supplier of the prv, that the prv spring used to directly control the venting pressure may not have been properly processed resulting in inconsistent spring pressure. this spring variation can result in errat
- Bulletin:
- TSB-027
- Component:
- 162900 structure:body:roof and pillars
- Summary:
- Customers had been reporting the loss of random roof panel retaining fasteners. after looking into this issue quantum initiated an upgrade for the u-nut used in this joint, the new u-nut uses an interference fit to inhibit loosening and los
- Bulletin:
- TSB 031
- Component:
- 160000 structure
- Summary:
- Accelerated wear and corrosion at the interface between the container front sill and the chassis rail have been observed. this accelerated wear can result in weakening of the front of the container and a settling of the container on the cha
- Bulletin:
- TSB 033
- Component:
- 350000 equipment
- Summary:
- A redundant 1? check valve is part of the load system to protect against a failure of the primary check valves located on each of the storage cylinders. a number of these valves have been found to be damaged and non-operational, the damage
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