This did not seem to be the case but recommended the battery to replaced if we cannot find any other problem. I tested the radio and the antenna works perfectly!!! I pushed it back a little and I heard a crack and now the mast moves back and forth like it is broke. . The cable kept bottoming out in the tube short of the gear. Do you guys have any idea of what the problem could be? Puzzled I removed the motor assembly and disassembled it again. Inside, you'll see how the motor, gears, and nylon rope work together. Then secure the 8mm bolt so it doesn't go anywhere! You may need to gently tap it home with a hammer.
If the new cord is longer than the old cord you need to get access to the motor which is not easy to get to. I greased the big gear, replaced it and test ran the motor in both directions. Also the AntennaMastRus web site was very fast ordered on the 16th and got it today. Now simply follow steps 1C-1F and your new mast should be in. If the mast needs to be replaced you unscrew the cap that holds the mast to the motor, turn on the radio and the whole nylon cord will come right out. Martin has future plans of automotive diagnostic software development. All proceeds go to the expansion and maintenance mdhmotors.
After testing for a parasitic draw and none found we performed the normal electrical system tests and returned the vehicle. Step 4: Reinstall the Unit If new gears are called for, assemble them as before; most of the time they just drop into place. The cable was in 1 piece but the teeth on the last several inches of the cable were worn off. I reassembled the interior and turned the car over to my wife. These articles, questions and comments are very time consuming so even a small donation gives me motivation to keep educating automotive owners. If at this time the old mast comes out proceed with step 4.
It was stuck in the metal tube atop the motor assembly. With a firm grip, pull the mast out along with the nylon rope; pliers may be needed. I replaced the motor assembly and proceeded to feed in the new antenna. I have seen this problem before but just factory radios causing parasitic draw not an external amplifier. Then you can feed the new cord into the assembly and install.
I reassembled the motor and installed it once again. If you can't install the new antenna mast this way your drive cable is probably broken and you'll need to follow the steps below to get the pieces out. Once it's loose slide the assembly down and out of the hole in the rear fender. Reinstall the assembly and bolt the mast bushing back in place. Don't worry about it because it's going in the trash! If I understand what has been posted the mast can be replaced with out removing the motor.
I hear the motor working but the mast just won't go to full up or down. The other, much easier way, is to reassemble the motor and install it into the car. Removing this piece just give you room to work. Vicky My antenna just stopped going down all the way or up all the way. Step 2: Dissect and Diagnose Uncover the device's guts by extracting the cover screws.
Once the cable is out, clean the grease off of the drum assembly before you reassemble the power unit. It should be inserted about 400mm. With the antenna collapsed I was able to remove the assembly and open the cover. The new antenna wouldn't feed into the gears. I usually eyeball the straightness and give it a few gentle bends without crimping - then clean it well with a rag to get the dirt out - pull it all the way out if not fully extended. Once it started it went down just like magic.
The base of the mast will probably not go in all the way by hand. I used a small rubber band under the nut highlighted in red as a gasket. Clean everything, including the gears, with a mild cleaner like dish detergent. Sometimes the antenna fails when the components just plain get dirty—rain and dust infiltrate the mechanism, and things grind to a halt. It took a while to unscrew it with a pair of needle nose pliers, but came off easily. If you don't hear a noise after repeated tests then this tutorial is not for you. Carefully remove the housing and gear cover, as the nylon cord within might spring out and fling smaller parts.
Then from outside the vehicle, using the same back and forth, up and down motion I was able to get the cable past the shoulder. At this point the drive cable is going to be greasy and so are your hands. As it fed I guided the base of the antenna into the tube and seated it. Then remove the drive gears both of them and set them aside as seen in this pic. After you've got the antenna nut off try removing the mast the easy way. .
I'm sharing as I believe my experience was somewhat unique from others. The shabby appearance of, and stunted radio reception on, an otherwise perfectly good car means that replacing or repairing an antenna is a worthwhile fix. Then I held the end of the drive cable in place while rotating it around to coil the cable up in it. Jeff Ok so i have a slightly different problem. So once the motor starts you need to help the mast out. We bought a new mast, but when we compared it to the one we took out we realized that the nylon part was not as long on the old one, meaning that the nylon cord was broken off inside the power antenna casing. Step 1: Extract the Problem Part First, you'll need to get to the mechanism.