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    Wiring Schematic for Atlas Copco Air Compressor

    I am looking for the wiring schematic for an Atlas Copco Air Compressor XAS 85 DD. S/N 929372. It has the Deutz 2011 engine. Any help with locating a schematic would be greatly appreciated.
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    JLG 600S Boom Shake

    It sounds like you are experiencing counterbalance valve chatter on your machines. With the boom fully raised the weight of the mid and fly boom telescoping in is causing the pressure on the retract side of the cylinder to drop to the point the counterbalance valve closes until the pressure can...
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    Delco charging system problem

    Sorry this reply is late but I have had this problem on other pieces of equipment with Delco internal regulated alternators. A diode in the rectifier bridge is breaking down. That would also explain the 9.2 volts instead of 12 drain. The alternator output will test normal on the bench or in a...
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    Need help with JLG HA-45 Manlift. Engine dies when switched from ground to platform.

    You need to check the 12/4 cable, going to the platform, for power going to the platform. In the lower control box locate the Black, Orange, Red and Blue 12 gauge wires at terminals 31, 32, 33 and 34. The Black wire on terminal 31 is ground for the platform. The Red wire on terminal 32 is 12...
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    Wiring Schematic For Atlas Copco Compressor

    I am looking for the wiring schematic for an Atlas Copco Air Compressor XAS 85 DD. S/N 929372. It has the Deutz 2011 engine. Any help with locating a schematic would be greatly appreciated.
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    JLG 460sj lift

    How does the jib and platform level functions operate after it heats up? If they seem to operate fine then the personalities for the platform rotate function needs to be adjusted. That will have to be done by a tech with the JLG calibrator. All the functions are individually adjustable to...
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    8042 skytrak cylinder noise

    The high pitched noise you are hearing is the counterbalance (holding) valve. The high flow of oil out of the cylinder causes the valve to open and close at such a high rate it produces a squealing noise. This is normal and is not an indication of failure.
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