Electrical Relay Question

   / Electrical Relay Question #1  

jlgurr

Veteran Member
Joined
Oct 21, 2013
Messages
1,024
Location
Bostic, NC
Tractor
Massey Ferguson GC1705, John Deere STX46
Looking for suggestions/advice/teaching on how to replace a relay which was included in this wiring kit purchased with my Tuff Lites.

Amazon.com: Tuff LED Universal Wiring Harness with Red LED Light Pilot Toggle Switch for Off Road LED Light Bars and LED Work Lamps , UTV, Truck, SUV, Side by Side, Polaris, Yamaha, Rzr Razor, Rigid, Ranger. HID Flood Lights, Golf Cart: Automotive

Apparently the relay has gotten wet or damaged in some way. One night after using the lights (following a lot of rain and humidity) we turned them off and they came back on within a few minutes but not full strength, just sort of glowing. So I flipped the switch on and they came on full strength. Flipped it off and they stayed off a few minutes then started glowing again. This time I simply pulled the wire which was connected to (+) of the battery. Now that daylight savings time has ended and the days are short I really need to get them working properly again. Figure it's the relay but not real sure. Oh, this happened about a month ago. Tried to reconnect the (+) this past weekend and there are NO lights now, neither lamp works (there are two fixtures on the relay.) I did leave it disconnected so it wouldn't draw down the battery unexpectedly.

So, I need to know if you think the relay has gone bad or if it might be something else.
Also, if it's the relay how/where to purchase a replacement. Not sure how I can order just a relay from Tuff Lights. I can get the old one off but I don't recall any markings on it. Will take a closer look next time I get outside.

Thanks,
Jeff
 
   / Electrical Relay Question #2  
Just pull the old one and take it to a parts store. It's a common relay and will probably have "12v 40 amp" or something similar written on it.
 
   / Electrical Relay Question #3  
Probably a common 5 pin Bosch type relay.
 
   / Electrical Relay Question #4  
   / Electrical Relay Question #5  
Now that's TBN service!
 
   / Electrical Relay Question
  • Thread Starter
#6  
After looking at the Amazon link again for clues, it appears this is the actual relay you need. I had bought the same tuff brand harness to saving time wiring lights my self but it wouldn't work for my needs. I just went through my box of assorted electric parts and this is the relay mine uses. http://www.amazon.com/gp/aw/d/B00FH7YP9I/ref=mp_s_a_1_1?qid=1450235156&sr=8-1&pi=AC_SX110_SY165_QL70&keywords=runnan+12v+40a

Thank you DT86!!!

Sent from my iPhone 2.0 using TractorByNet
 
   / Electrical Relay Question
  • Thread Starter
#7  
   / Electrical Relay Question #8  
Thank you DT86!!!

No problem!

I should have mentioned, the orientation of the lugs printed on the relay in your link is what made me question my first post. They are not in a common arrangement, as far as I can tell. The only place I was able to find the same type was Amazon.
 
   / Electrical Relay Question
  • Thread Starter
#9  
No problem!

I should have mentioned, the orientation of the lugs printed on the relay in your link is what made me question my first post. They are not in a common arrangement, as far as I can tell. The only place I was able to find the same type was Amazon.

Replacement ordered. With any luck they will be here before Christmas break. Amazon states Tuesday but they have been about a week behind on my most recent orders. Looking forward to having some decent work lighting on the tractor again.
 
   / Electrical Relay Question #10  
Nice one Derek. You ain't here all the time but when you are, you are!!!! :)
 

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