2021-2022 Workmaster DEF?

   / 2021-2022 Workmaster DEF? #1  

nickel plate

Veteran Member
Joined
Feb 25, 2009
Messages
1,115
Location
CA
Tractor
2002 New Holland TC40S
Do they require DEF fluid?
 
   / 2021-2022 Workmaster DEF? #2  
DEF fluid is only required on tractors above 75HP.

From 25 to 75HP, it will have either a DPF or a DOC. Mostly likely a DPF though, that should regen when it needs to.
 
   / 2021-2022 Workmaster DEF?
  • Thread Starter
#3  
DEF fluid is only required on tractors above 75HP.

From 25 to 75HP, it will have either a DPF or a DOC. Mostly likely a DPF though, that should regen when it needs to.
What does DPF or DOC mean?
 

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