Katolight — Changing Engine Oil and Replacing Oil Filter
Maintenance · Engine crankcase and oil filter
From a Katolight manual covering: 10.5 L, 12.5, D415FGJ4, D415FJJ4, D415FNJ4, D415FPJ4, D415FRJ4, D41S5FRJ4, KDGC-2001, KDGC-500, PowerTECH 10.5/12.5 L, UN-1GNOVOS. Check it applies to your exact model before use.
Applies to: Katolight D415FGJ4, Katolight D415FJJ4, Katolight D415FNJ4, Katolight D415FPJ4, Katolight D415FRJ4, Katolight D41S5FRJ4, John Deere 6125 HF 070 engine, John Deere 6125HF070 engine, Katolight 6125HF070 engine
Before you start
- Metal surfaces may be hot after shutdown
- Do not overfill; fill within crosshatch on dipstick
Procedure
- Run engine about 5 minutes to warm oil, then shut off.
- Remove oil pan drain plug and drain oil while warm.
- Remove and discard oil filter element using filter wrench.
- Remove packing, clean filter mounting pad.
- Oil new packing, install new element, tighten 1/2-3/4 turn by hand.
- Install drain plug with new O-ring; torque 46 Nm (34 lb-ft).
- Fill crankcase with correct John Deere engine oil.
- Crank engine 30 seconds without starting; run and check leaks.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Oil drain plug 1-1/4 in: 46 Nm (34 lb-ft)
- Oil drain plug 1-1/2 in: 64 Nm (47 lb-ft)
Full service-parts list: Katolight D415FGJ4 →, Katolight D415FJJ4 →, Katolight D415FNJ4 →, Katolight D415FPJ4 →, Katolight D415FRJ4 →, Katolight D41S5FRJ4 →, John Deere 6125 HF 070 engine →, John Deere 6125HF070 engine →
Source: Katolight manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.