most likely your charge pump or main pumps are not working or being driving. From as simple as the belt not spinning them, to something after pulley, that is sheared or broken
Torque hydraulic motors is done by oil pressure and oil pressure is caused by the hydraulic pump. The hydraulic pumps produce higher pressure gets too much torque.
A hydraulic variable that describes the power provided by a hydraulic system. HHP is directly proportional to flow rate and pressure and inversely proportional to the efficiency of a system
Hydraulic machinery uses a liquid usually oil under pressure to transmit energy, hydraulic machine use the power of fluid to work, hydraulic machine are part of our everyday life.
Believe it or not, it's an adult human heart
It's a vice which is opened and closed by the application or release of fluid pressure. The hydraulic pump can be hand pumped or electrically operated.
where is the drain plug for hydraulic fluid on 743 bobcat
3x18
you have to unbolt the 2 bolts in the front corners of the cage and then push it up and back the pump is under the seat
Then you'll have excessive hydraulic pressure, and could damage the hydraulic system.
Bobcat Fluid part number 6563328 or 10w-30, 10w-40 Class SE motor oil. Use 5w-30 where temps are below -10F.
9 quarts
how to fix bobcat loader that will not lift or tilt on a 1989 743 bobcat.
All Bobcats use Bobcat Premium Hydraulic/Hydrostatic Fluid.
Aprox. 4600 lbs.
A Bobcat loader that will not lift or tilt probably is low on hydraulic fluid. Check the hydraulic fluid and fill to the recommended level.
The Bobcat 743B uses propane as the engine's fuel source.The Bobcat 743 utilizes diesel as the primary fuel source. The difference between a 743 and 743B bobcat are undercarriage improvements and an improved bobtach mounting plate on the front of the loader for hooking up attachments. If you were looking for propane powered units try the 742 or 742B. The 742 has a Ford industrial 4 cylinder in it and the 742B has a Mitsubishi indutrial engine in it, both of which can be converted to run on propane. On the older machines the model number for example 743, the 3 means liquid cooled diesel engine
model 600 Bobcat hydraulic filter in in front of the engine down at the bottom of engine compartment. It's a cartridge type #946865.