4320 Initial Service

   / 4320 Initial Service #1  

sunnyside360

Veteran Member
Joined
Aug 8, 2006
Messages
1,561
Location
Central PA
Tractor
JD 3720, JD 4320, JD 835R, Kubota M4D-071, Kubota ZD1511
Hello all. My 5 months old 4320 is approaching 50 hrs on the meter. I figured time to check the owners manual for initial service requirements and pick up the filters and oil. I was surprised to find JD specifies 200 hrs for first engine oil/filter change and 400 hrs for hydraulic oil and filter change. Are most 4X20 owners going by the book for initial service?
 
   / 4320 Initial Service #2  
I have a 3320 and just changed the oil and filter at 50 hours. It is cheap and should be done.
 
   / 4320 Initial Service #3  
Look under the hood. There is a sticker that states service intervals and the first should be at 50 hours which is different than the manual.
 
   / 4320 Initial Service
  • Thread Starter
#4  
radman1 said:
Look under the hood. There is a sticker that states service intervals and the first should be at 50 hours which is different than the manual.
Good suggestion -- will check the sticker under the hood. Will also check with mechanic at the JD dealer. Thanks.
 
   / 4320 Initial Service
  • Thread Starter
#5  
The decal under the 4320 hood specifies doing the initial engine oil and filter change at 50 hours. So, I will do it at 50 hrs instead of 200 hrs as the Operator's Manual indicates.

The decal also calls for changing the hydraulic oil/filter at 400 hour mark which matches what the Operator's Manual says. Is this what most of you folks do?
 
   / 4320 Initial Service #6  
sunnyside360 said:
The decal also calls for changing the hydraulic oil/filter at 400 hour mark which matches what the Operator's Manual says. Is this what most of you folks do?
Yes..
 
   / 4320 Initial Service #7  
Yes, first oil & filter change is at 50 hours. The manual for my 2005 JD 4320 then says to change the oil & filter annually thereafter (doesn't say at 200 hours.) This week I also did the first change (at 400 hours) of the hydraulic oil (used the low viscosity JD Hy-Gard as recommended), hydraulic oil filter, fuel filter, and cleaned the hydraulic oil suction screen element. Working on this engine is a pleasure for these service items because it provides good clearance access to the service area.
 
   / 4320 Initial Service
  • Thread Starter
#9  
Sharp Ranches said:
Yes, first oil & filter change is at 50 hours. The manual for my 2005 JD 4320 then says to change the oil & filter annually thereafter (doesn't say at 200 hours.) This week I also did the first change (at 400 hours) of the hydraulic oil (used the low viscosity JD Hy-Gard as recommended), hydraulic oil filter, fuel filter, and cleaned the hydraulic oil suction screen element. Working on this engine is a pleasure for these service items because it provides good clearance access to the service area.
Thanks for the info. Good news about easy to work on. I really like the tractor and am always looking for reasons to get it out and do work with it. I'll get that first engine oil/filter change done this week.
 

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