Shantui bulldozer SD16 SD16TL 16Y-75-24000 Transmission pump

"Gear pump oil", that is, hydraulic oil will break through the skeleton Oil Seal. This phenomenon is widespread, the host factory reflects strong, gear pump oil seriously affects the normal operation of the loader and the reliability of the gear pump and environmental pollution. In order to facilitate the solution of the problem, the causes and control methods of the gear pump oil seal oil failure are analyzed.
1. Influence of parts manufacturing quality
(1) Quality of Oil Seals.
If the geometry of the oil seal lip is unqualified, the tightening spring is too loose, etc., causing the airtightness test to leak, and the gear pump is loaded into the main machine and then smashed. At this point, the oil seal should be replaced and the material and geometry should be inspected (the domestic oil seal has a larger quality difference than the foreign advanced oil seal).

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