How to Check Equalizer Bar End Pins Oil Level for Caterpillar 72H

Here is an instruction show you guide on how to check equalizer bar end pins oil level for Caterpillar 72H pipelayer.


Preparations:

Caterpillar CAT ET 2022A Diagnostic Software

CAT Communication adapter 3


Procedures:
NOTICE
Apply gear oil through the fittings with a hand operated lubrication pump or a suitable grease gun.
Use of pressure operated lubricating equipment damages the seals.
NOTICE
Before and after the equalizer bar end pin is filled with gear oil, seal (1) must be flush with the equalizer bar. If the seals are not flush, damage to the seals can result by overfilling


1. Clean the areas that are around the end pin with a high-pressure wash. Inspect the condition of the seal (1).
2. Check the area for oil leakage. Be sure that the seal is in a neutral position.
3. Remove plug (2).
4. Check the oil level. Oil level (4) should be at the top of the hex head on the fitting.
5. If the oil level is low, apply the gear oil through fitting (3) until the gear oil reaches oil level (4) at the top of the hex head on the fitting. Remove any excess oil. This exercise will maintain a volume of air. The gear oil must be applied with a 7H-1680 Lubrication Hand Pump. Refer to Operation and Maintenance Manual, “Lubricant
Viscosities” for the correct oil. The gear oil has excellent load carrying capacity.
6. Be sure that seals (1) are not pushed out. Push back the seals if the seals are pushed out.CAT ET 2022A 2019C 2018A Free Download
7. Install plug (2).
Note: MPGM GREASE IS ALLOWED ONLY FOR A FAILED SEAL. THE SEAL SHOULD BE
REPLACED AS SOON AS POSSIBLE. THE COMBINATION OF GEAR OIL AND MPGM IS NOT HARMFUL TO THE MACHINE.When you operate the machine in arctic conditions,
lubricate the equalizer bar with EMGARD EP 75W90 gear lubricant. EMGARD EP 75W90 gear lubricant is a synthetic lubricant. This lubricant is available from Hudson Corporation.

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