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AC HD16 Transmission not priming?

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JustinR View Drop Down
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Joined: 14 Apr 2025
Location: Kentucky
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Post Options Post Options   Thanks (0) Thanks(0)   Quote JustinR Quote  Post ReplyReply Direct Link To This Post Topic: AC HD16 Transmission not priming?
    Posted: 15 Apr 2025 at 2:20pm
Having trouble with transmission. Works fine sometimes but others very weak or nothing acts like it can't prime. Any help is very much appreciated??

Edited by JustinR - 15 Apr 2025 at 6:20pm
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JustinR View Drop Down
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Joined: 14 Apr 2025
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Post Options Post Options   Thanks (0) Thanks(0)   Quote JustinR Quote  Post ReplyReply Direct Link To This Post Posted: 15 Apr 2025 at 2:36pm
Just wanted to quickly ask if anybody can tell me where to find the transmission filter?
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Codger View Drop Down
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Joined: 23 Dec 2020
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Codger Quote  Post ReplyReply Direct Link To This Post Posted: Yesterday at 7:04am
You didn't post a serial number so just a guess but in the attachment #7 is the screen. Remove the bottom plate of the transmission and remove/clean this screen. You could have a charge pump bad so don't rule this out also. There should be a couple of filters but since you have intermittent operation, get after the screen first. You could very likely need to drop the belly pan for access and they are heavy when filled with dirt, etc.




Edited by Codger - Yesterday at 7:06am
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Doughd16b View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Doughd16b Quote  Post ReplyReply Direct Link To This Post Posted: Yesterday at 12:15pm
There are a couple rubber coupling hoses going to your transmission pump that can be bad or have loose clamps, they are 1 1/2 if you want to replace. 252 916 2927 if you can't get it, I still run 2 Hd16s
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Doughd16b View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Doughd16b Quote  Post ReplyReply Direct Link To This Post Posted: Yesterday at 12:55pm
If it is a early SN, then have to remove transmission belly pan to get to filter, why they did that I have no idea being they had so much room on top, my 16dp Sn 8706 had it like that but I changed mine like the new SNs
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gemdozer View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote gemdozer Quote  Post ReplyReply Direct Link To This Post Posted: Yesterday at 2:01pm
AM not sure but could be the streaner is plug after working some time and need to be clean and he should not far from the fan
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