Details for Hydraulic Capacity and Fluid Type for the 8920 Tractor

Consult your owners manual - but this is what I got Based on the information provided in the search results, here are the details for the Case IH 8920 tractor's hydraulic system: ## Hydraulic Oil Capacity The Case IH 8920 tractor has a hydraulic system capacity of 45.5 gallons (172.2 liters)[4]. ## Hydraulic Oil Type The hydraulic system uses a closed center pressure-flow compensated type[4]. While the specific oil type is not mentioned, most tractors use a universal tractor transmission oil (UTTO) or a hydraulic/transmission fluid that meets the manufacturer's specifications. ## Change Interval The search results don't provide a specific change interval for the Case IH 8920 model. However, general guidelines for tractor hydraulic oil changes suggest: 1. Checking hydraulic fluid levels every 50 hours of use and adding oil if necessary[2]. 2. Changing the transmission hydraulic fluid and filter every 1200 hours[2]. 3. Some manufacturers recommend changing hydraulic fluid every 300 to 500 hours[5]. It's important to note that these are general guidelines, and the actual change interval can vary depending on factors such as: - Oil quality used - Tractor usage and working conditions - Environmental factors - Manufacturer recommendations For the most accurate information, it's best to consult the specific owner's manual for the Case IH 8920 tractor or contact a Case IH dealer for the recommended maintenance schedule. ## Additional Information - The hydraulic system pressure is 2200 psi (151.7 bar)[4]. - The pump flow rate is 29 gpm (109.8 lpm)[4]. - The tractor is equipped with 2 to 4 hydraulic valves[4]. Remember that regular maintenance, including timely hydraulic oil changes, is crucial for the longevity and optimal performance of your tractor. Sources [1] TractorData.com CaseIH 8920 tractor engine information https://www.tractordata.com/farm-tractors/001/2/0/1202-caseih-8920-engine.html [2] How Often Should Hydraulic Oil Be Changed in Tractors? - HARS https://www.hars.com.tr/en/how-often-should-hydraulic-oil-be-changed-in-tractors [3] When to change hydraulic fluid in your tractor? - TractorByNet https://www.tractorbynet.com/forums/threads/when-to-change-hydraulic-fluid-in-your-tractor.377674/ [4] TractorData.com CaseIH 8920 tractor information https://www.tractordata.com/farm-tractors/001/2/0/1202-caseih-8920.html [5] HST hydraulic filter and fluid change owner's manual inaccuracy https://www.tractorbynet.com/forums/threads/hst-hydraulic-filter-and-fluid-change-owners-manual-inaccuracy.452543/ [6] Oil Change Intervals!! - Yesterday's Tractors Forums https://forums.yesterdaystractors.com/threads/oil-change-intervals.1269741/ [7] Case Ih 8920 Tractor Specs, Dimensions, Comparisons : CEG https://www.constructionequipmentguide.com/charts/tractors/case-ih/8920/30669112