# Service bulletin FT4585

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10159776
- Published by NHTSA: 2019\-05\-13
- Manufacturer's number: FT4585
- Manufacturer's date: 2019\-04\-30
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:APPLIANCE:AIR CONDITIONER

## NHTSA's summary

Heat exchanger hose leaking

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159776-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10159776-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Heating and air conditioning

## Vehicles listed

- 2016 NOVA BUS LFS
- 2018 NOVA BUS LFS

## Recalls for the same vehicles and component

- [2025441](/recalls/tc/2025441.md), 2025-08-26: Heater And Defroster
- [22V323000](/recalls/nhtsa/22V323000.md), 2022-05-11: EQUIPMENT; EXTERIOR LIGHTING
- [2018062](/recalls/tc/2018062.md), 2018-02-01: Heater And Defroster
- [2017477](/recalls/tc/2017477.md), 2017-10-04: Heater And Defroster

## Other bulletins for the same vehicles and component

- [FT5463](/bulletins/10242846.md), 2023-09-26, Service bulletin: VISIBILITY; EQUIPMENT. Failure of camera bracket will cause the camera to swing while bus is in motion.
- [BS5300E](/bulletins/10222267.md), 2022-10-03, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. HVAC deflectors are breaking at the folded attachment points. The brackets broke right at the bending due to a sharp curve
- [LI5228E](/bulletins/10210964.md), 2022-05-05, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING. DEF tank Head Unit GEN4 N8900882 is no longer available in service, it is replace by the new DEF tank Head Unit GEN5 N8910051
- [BS5210ER1](/bulletins/10209688.md), 2022-04-05, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. Horn may fail due to the low internal high heat resistance.
- [FT5055R1](/bulletins/10194809.md), 2021-06-02, Service bulletin: EQUIPMENT. Disconnect the power for the auxiliary heater. short term countermeasure
- [ft5090](/bulletins/10194787.md), 2021-06-02, Service bulletin: EQUIPMENT. Kidde fire suppression system tamper seal
- [BS3465ER1](/bulletins/10194393.md), 2021-05-24, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT. Articulation ACU and solenoid Justify Articulation solenoid circuit may cause an error code in ACU.
- [FT5055](/bulletins/10189652.md), 2021-04-02, Service bulletin: EQUIPMENT. Disconnect the power \(auxiliary heater\), short term countermeasure
- [FT4389R1](/bulletins/10189649.md), 2021-04-02, Service bulletin: EQUIPMENT. ITS Box Shelves Loose
- [FT5041](/bulletins/10189644.md), 2021-04-02, Service bulletin: EQUIPMENT; STRUCTURE. Overhead Display Screen Weld Crack and Hardware Loose

JSON: [/v1/bulletins/10159776](/v1/bulletins/10159776)

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