Re: CJ7 Windshield Wiper Problem
Just to follow up, I replaced the wiper motor today. There's no easy
way to flip the wipers the way I wanted. It would require extensive mods to the pivot mounts to make it work. Not worth the trouble. Clap Trap wrote: > Yes Lee, that's what I want. > > Actually Mike, I have a YJ windshield on my CJ. The YJ linkages are > MUCH better, they have good ball joints in them and are significantly > stiffer than the CJ style. I had to retain the CJ motor though since it > is a 3 wire and the YJ has 4. Anyway, I don't think alignment is as > critical. I just wondered if repositioning the passenger side pivot arm > might do it. When I get around to replacing the motor, maybe I'll give > it a shot. If I do and it works, I'll pass it along. > > Mike Romain wrote: > >> The linkages are extremely touchy about the angles inside too. They >> will jam really easy if the alignment isn't perfect. The movement is >> almost over center on each side as it is so some major parts work would >> be needed. >> >> Mike >> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 >> 88 Cherokee 235 BFG AT's >> >> Lee Ayrton wrote: >> >>> Do you mean to make them do this? >>> >>> ( / \ ) >>> ( | | ) >>> ( \ / ) >>> ( | | ) >>> ( / \ ) >>> >>> You'd have to redesign the linkage and reposition the wiper mounts. >>> As it >>> came from the factory, the motor drives a gear box that drives a >>> connecting rod attached to a bell crank on the left wiper. The right >>> wiper >>> is driven by a bell crank and connecting rod from the left wiper. >>> >>> Getting the wipers to move in opposite directions might be as easy as >>> inverting the right hand bell crank, but the wipers will probably >>> interfere >>> with each other unless you move one of them, and that means making a new >>> connecting rod. >>> >>> FWIW, I repositioned the "Park" switch on my motor to make them park to >>> the other side. I like the way they wipe better that way. >>> >>> Or, you could install single-arm vacuum-operated wiper motors... >>> >>> On Sun, 27 Feb 2005, Clap Trap wrote: >>> >>> >>>> I assume from his last response, your suggestion fixed him up. But, >>>> along the same lines, do you know of any way to make them that way on >>>> purpose and properly? I don't mean just putting the wipers on the >>>> stems >>>> wrong, I mean instead of my wipers being like normal ( // ) I want them >>>> to be together at the middle ( /\ ) so that both driver and passenger >>>> have an unobstructed view. I'm about to replace the wiper motor so >>>> I'll >>>> be in there with the guts anyway. It seems like I should be able to >>>> simply move the linkage. Anybody done this? >>> >>> >>> -- >>> "I defer to your plainly more vivid memories of topless women with >>> whips....r" >>> R. H. Draney recalls AFU in the Good Old Days. |
Re: CJ7 Windshield Wiper Problem
Just to follow up, I replaced the wiper motor today. There's no easy
way to flip the wipers the way I wanted. It would require extensive mods to the pivot mounts to make it work. Not worth the trouble. Clap Trap wrote: > Yes Lee, that's what I want. > > Actually Mike, I have a YJ windshield on my CJ. The YJ linkages are > MUCH better, they have good ball joints in them and are significantly > stiffer than the CJ style. I had to retain the CJ motor though since it > is a 3 wire and the YJ has 4. Anyway, I don't think alignment is as > critical. I just wondered if repositioning the passenger side pivot arm > might do it. When I get around to replacing the motor, maybe I'll give > it a shot. If I do and it works, I'll pass it along. > > Mike Romain wrote: > >> The linkages are extremely touchy about the angles inside too. They >> will jam really easy if the alignment isn't perfect. The movement is >> almost over center on each side as it is so some major parts work would >> be needed. >> >> Mike >> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 >> 88 Cherokee 235 BFG AT's >> >> Lee Ayrton wrote: >> >>> Do you mean to make them do this? >>> >>> ( / \ ) >>> ( | | ) >>> ( \ / ) >>> ( | | ) >>> ( / \ ) >>> >>> You'd have to redesign the linkage and reposition the wiper mounts. >>> As it >>> came from the factory, the motor drives a gear box that drives a >>> connecting rod attached to a bell crank on the left wiper. The right >>> wiper >>> is driven by a bell crank and connecting rod from the left wiper. >>> >>> Getting the wipers to move in opposite directions might be as easy as >>> inverting the right hand bell crank, but the wipers will probably >>> interfere >>> with each other unless you move one of them, and that means making a new >>> connecting rod. >>> >>> FWIW, I repositioned the "Park" switch on my motor to make them park to >>> the other side. I like the way they wipe better that way. >>> >>> Or, you could install single-arm vacuum-operated wiper motors... >>> >>> On Sun, 27 Feb 2005, Clap Trap wrote: >>> >>> >>>> I assume from his last response, your suggestion fixed him up. But, >>>> along the same lines, do you know of any way to make them that way on >>>> purpose and properly? I don't mean just putting the wipers on the >>>> stems >>>> wrong, I mean instead of my wipers being like normal ( // ) I want them >>>> to be together at the middle ( /\ ) so that both driver and passenger >>>> have an unobstructed view. I'm about to replace the wiper motor so >>>> I'll >>>> be in there with the guts anyway. It seems like I should be able to >>>> simply move the linkage. Anybody done this? >>> >>> >>> -- >>> "I defer to your plainly more vivid memories of topless women with >>> whips....r" >>> R. H. Draney recalls AFU in the Good Old Days. |
Re: CJ7 Windshield Wiper Problem
Just to follow up, I replaced the wiper motor today. There's no easy
way to flip the wipers the way I wanted. It would require extensive mods to the pivot mounts to make it work. Not worth the trouble. Clap Trap wrote: > Yes Lee, that's what I want. > > Actually Mike, I have a YJ windshield on my CJ. The YJ linkages are > MUCH better, they have good ball joints in them and are significantly > stiffer than the CJ style. I had to retain the CJ motor though since it > is a 3 wire and the YJ has 4. Anyway, I don't think alignment is as > critical. I just wondered if repositioning the passenger side pivot arm > might do it. When I get around to replacing the motor, maybe I'll give > it a shot. If I do and it works, I'll pass it along. > > Mike Romain wrote: > >> The linkages are extremely touchy about the angles inside too. They >> will jam really easy if the alignment isn't perfect. The movement is >> almost over center on each side as it is so some major parts work would >> be needed. >> >> Mike >> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 >> 88 Cherokee 235 BFG AT's >> >> Lee Ayrton wrote: >> >>> Do you mean to make them do this? >>> >>> ( / \ ) >>> ( | | ) >>> ( \ / ) >>> ( | | ) >>> ( / \ ) >>> >>> You'd have to redesign the linkage and reposition the wiper mounts. >>> As it >>> came from the factory, the motor drives a gear box that drives a >>> connecting rod attached to a bell crank on the left wiper. The right >>> wiper >>> is driven by a bell crank and connecting rod from the left wiper. >>> >>> Getting the wipers to move in opposite directions might be as easy as >>> inverting the right hand bell crank, but the wipers will probably >>> interfere >>> with each other unless you move one of them, and that means making a new >>> connecting rod. >>> >>> FWIW, I repositioned the "Park" switch on my motor to make them park to >>> the other side. I like the way they wipe better that way. >>> >>> Or, you could install single-arm vacuum-operated wiper motors... >>> >>> On Sun, 27 Feb 2005, Clap Trap wrote: >>> >>> >>>> I assume from his last response, your suggestion fixed him up. But, >>>> along the same lines, do you know of any way to make them that way on >>>> purpose and properly? I don't mean just putting the wipers on the >>>> stems >>>> wrong, I mean instead of my wipers being like normal ( // ) I want them >>>> to be together at the middle ( /\ ) so that both driver and passenger >>>> have an unobstructed view. I'm about to replace the wiper motor so >>>> I'll >>>> be in there with the guts anyway. It seems like I should be able to >>>> simply move the linkage. Anybody done this? >>> >>> >>> -- >>> "I defer to your plainly more vivid memories of topless women with >>> whips....r" >>> R. H. Draney recalls AFU in the Good Old Days. |
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