Checking the Fill Plug

49X mm 26.04.002
  1. Clean the area around the fill plug, and remove it from the side of the gear case.
  2. Using your finger or a bent pipe cleaner, see if the fluid is level with the fill opening. See Fig..

    1. Full

    2. Low

    Fig. 1, Checking Transmission Fluid Level

  3. If the fluid level is low, check the transmission for leaks, and correct as needed.
  4. If needed, add the recommended fluid, until it is level with the lower edge of the fill opening. See Table. for approved transmission lubricants.

    Table 1, Approved Manual Transmission Lubricants

    Approved Manual Transmission Lubricants
    Transmission Model Lubricant Type

    1

    		 Temp. Range SAE Viscosity

    All Eaton Fuller

    MobilTrans SHC 50 (RN 2952 E-5)

    All

    50W

    Synthetic transmission lubricant approved by Eaton

    All

    50W
    1. *Do not mix types or brands of fluid. Multi-weight and extreme-pressure gear fluids are not recommended.

    Table 1, Approved Manual Transmission Lubricants

  5. Clean the fill plug, then install it. Tighten the plug as follows:

    • For an Eaton Fuller transmission with a plug with 3/4-inch pipe threads, tighten the plug 25 to 35 lbf·ft (34 to 48 N·m).

    • For an Eaton Fuller transmission with a plug with 1-1/4-inch pipe threads, tighten the plug 60 to 75 lbf·ft (81 to 102 N·m).

Note:
Parent topic: Eaton Fuller Transmission Fluid Level Inspection
Document Number: 0000118360
Manual Publication Date: 2024-05-16
Topic Publication Date: 2024-10-31