Battery Disconnect Switch May Fail – 2023 Newell P50 Motor Coaches

February 7, 2023 NHTSA CAMPAIGN NUMBER: 23V055000

Battery Disconnect Switch May Fail

A failed battery disconnect switch increases the risk of electrical shock and injury during maintenance or repairs.

 

NHTSA Campaign Number: 23V055

Manufacturer Newell Coach Corp.

Components ELECTRICAL SYSTEM

Potential Number of Units Affected 13

 

Summary

Newell Coach Corp. (Newell) is recalling certain 2023 P50 motor coaches. The battery disconnect switch may fail to disconnect the battery when turned to the off position.

 

Remedy

Newell will remove and replace the battery disconnect switch, free of charge. Owner notification letters were mailed February 13, 2023. Owners may contact Newell customer service at 1-888-363-9355.

 

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

 


House Battery Switch Upgrade

Caution: This procedure involves working with exposed and energized electrical cables and terminals. This should only be performed by experienced electricians.

 

Required Tools:

Ratchet
17mm socket
18mm socket
1/2 socket
1/2” wrench
7/16” wrench
Drill
Stepper bits
#30 High speed bit

 

Required Parts:

Switch NC# 314400
Switch Standoffs X 4
Label plate
1/4” x 20 3” screws X 4
1/4 flat washer X 4
1/4 nyloc nut

 

Optional:

Non-residue electrical insulating tape such as
TESA Cloth Electrical Tape

 

1. Unplug from shore power and shut off generator

2. Switch both battery banks to Off

3. Disconnect battery cables from panel by rotating connector shell counter clockwise until it stops, then pull straight out away from the coach.

4. Remove the two upper tray retaining bolts

5. Slowly and carefully pull upper battery tray to full extension. Watch battery terminals to ensure that they clear the stain-less panel above.

6. Take notes or pictures of the first battery terminals that you can use to ensure reassembly in the same configuration.

7. Carefully disconnect all cables from the first battery’s terminals. These cables and terminals will be energized so be aware of your tool clearances at all times and make sure you do not contact the opposite terminal, other cables, or any conductive material such as the metal door or frame.

8. Wrap remaining battery cables in electrically insulating non-residue tape or re-move the remaining batteries using caution and continuing to note the terminal configurations for reassembly

9. Remove two mounting bolts and un-mount battery switch.

10. Disconnect cables from battery switch taking note of which two large cables were together and which one was separate.

11. Use label plate as a template to mark and drill 4 mount holes.

12. Attach cables to replacement switch.

13. Mount switch, switch standoffs, and label plate to panel.

14. Reinstall batteries and reconnect battery cable connectors.

15. Switch on house battery switch and check for house power.

16. Switch on chassis batteries

 

 


Chronology :

1/2023 Newell found during maintenance of coach 1769 a battery disconnect switch that did not disconnect when turned off. We disassembled the switch to find the contacts were fused together. We ran load tests on additional switches and found some failed in the same manor if switched on or off during high load conditions.

Newell research found that the disconnect manufacture had changed from GIGAVAC to Rincon Power mid year 2022.

Newell researched purchasing records and established coach 1756 was the first coach to received the Rincon manufactured switch.

Newell immediately sourced a different disconnect switch and removed and replaced all Rincon disconnect switches on coaches within production, leaving 13 coaches already out in the field to recall.

 


1 Affected Product

Vehicle

MAKEMODELYEAR
NEWELLP502023

 


9 Associated Documents

Remedy Instructions and TSB

RCRIT-23V055-0743.pdf 2480.624KB

 


Defect Notice 573 Report

RCLRPT-23V055-6383.PDF 214KB

 


Recall Acknowledgement

RCAK-23V055-1772.pdf 645.099KB

 


Part 577 Owner Notification Envelope

RONE-23V055-6565.pdf 870.137KB

 


Owner Notification Letter(Part 577)

RCONL-23V055-4248.pdf 870.466KB

 


Recall Quarterly Report #1, 2023-1

RCLQRT-23V055-1659.PDF 211.114KB

 


Recall Quarterly Report #2, 2023-2

RCLQRT-23V055-3387.PDF 211.218KB

 


Recall Quarterly Report #3, 2023-3

RCLQRT-23V055-5512.PDF 211.438KB

 


Recall Quarterly Report #4, 2023-4

RCLQRT-23V055-1753.PDF 211.544KB

 


Latest Recalls Documents

 


 

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Nilight - 90015A Battery Switch 12-48V Waterproof Heavy Duty Battery Power Cut Master Switch Disconnect Isolator for Car Vehicle RV and Marine Boat (On/Off),2 Years Warranty
  • Heavy Duty: ABS plastic housing, durable made for safety use, rear cover insulates terminals against any short of circuits, equipped with 4 sets of bolts.
  • Operation: On/Off 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V.
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  • Complete Kit with 6AWG Cables – Includes 2PCS 6AWG tinned copper cables (1.64FT / 20 inches each), pre-crimped with tinned copper lugs and adhesive heat shrink. Everything needed for a clean install on RVs, boats, and vehicles — no extra parts to source. Rated for 12V, 24V, and 48V systems.
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  • 【Easy & Secure Installation】Featuring a simple bolt-on design, the switch installs in minutes using basic tools. It is typically mounted on the negative battery terminal for safety. Clear ON/OFF positions (90° rotation) provide straightforward operation, allowing you to quickly and safely isolate power.
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  • 【Safety Protection & Power Isolation】Acting as a reliable safety switch, it allows you to completely isolate the battery. This prevents short circuits, protects sensitive electronics during maintenance, and adds an anti-theft measure by disabling the vehicle's electrical system.
  • 【Versatile 12V-48V Application】With a continuous rating of up to 275A, this universal switch is compatible with 12V, 24V, and 48V systems. It is ideal for cars, trucks, RVs, marine boats, ATVs, camperseBay logo, and battery banks, offering a dependable power management solution for a wide range of equipment.
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VSTM Upgraded Battery Disconnect Switch with Voltmeter, Battery Kill Switch
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  • 【Great functionality & Safety】The car battery disconnect switch suitable for DC voltage between 5-60V, making it compatible with various 6V/12V/24V/48V/60V vehicle types and battery configurations. Current: 250A Continuous at DC 12V, 300A for 30 minutes. The cut-off feature allows you to completely disengage the battery, which is critical during long periods of inactivity. This not only helps in preventing battery drainage but also adds a layer of safety by reducing the risk of electrical fires.
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  • Protect Your Battery: When the vehicle or boat is not in use, the battery disconnect switch 12v eliminates any power consumption of the battery, safely disconnects the battery and protects your battery life
  • Widely Application: This battery shut off switch is suitable for DC 12 - 48V system to isolate and secure the electrical system, can stand alone or be locked together with other switches. It is widely used for Car, Marine, Boat, RV, CampereBay logo, Travel Trailer, Truck, ATV, UTV, Battery banks and other electrical equipment's switch

 


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