Nope, I think we switched people. I have a 1984 750. Thought the TRAC was just to reduce dive when braking.
Dave On 4 August 2012 15:19, Graham Rogers <[email protected]> wrote: > what year 750, did we switch bikes here? the 700S has TRAC suspension > with a dial to adjust the suspension. Not so on the 1991 -03 750 > > On Aug 4, 2012, at 2:03 PM, Dave duChene wrote: > > Is the front suspension different on the 700, my 750 has no adjustment on > the front (other than air pressure)? > > On 4 August 2012 13:27, Graham Rogers <[email protected]> wrote: > >> A credible source of mine kind of said the same thing - ambient air >> pressure is sufficient, adjust tension same way as rear forks - manually by >> the numbers >> >> On Aug 4, 2012, at 12:18 PM, Hanghank wrote: >> >> Regarding front fork air pressure: I cannot recall where I saw this >> information, but I considered it very authoritative at the time. It was >> very difficult for me to get the correct air pressure in the front forks. >> The volume is so low that just attempting to get a pressure reading with a >> gage released enough air to negate the reading. The info said to put the >> bike on the center stand, place weight – a second person? – on the rear to >> raise the front wheel completely off the ground, which would extend the >> front fork tubes completely. Release all the air in the fork tubes so they >> are at atmospheric pressure only. You are done. When returned to the >> ground position, the weight of the bike will compress the air in the forks >> to the desired pressure. I tried to check the pressure but the gage would >> release enough air to give the wrong pressure. I think a hand pump with an >> integral gage would enable you to pressurize it correctly. >> >> >> *From:* Nathan Hall <[email protected]> >> *Sent:* Saturday, August 04, 2012 3:13 AM >> *To:* [email protected] >> *Subject:* [Nighthawk Lovers] 1984 Nighthawk 700 Oil leak/front forks >> air pressure question >> >> Hi everyone, >> >> I'm new to the discussion board, but I've been riding an '84 Nighthawk >> 700 (red and black, the better-looking one) for about 3 years now and it's >> become my favorite bike to ride, hands down. I've yet to find another bike >> that compares, and I'm sure you guys know where I'm coming from. >> >> One problem it's had since I've owned it is that it will leak oil from >> the left-side head if it's either set on its kick stand or being run >> thoroughly. On its center stand, there is no problem with leaks on the >> garage floor, but when I go for several long rides over time it will give >> my left foot a good coating of oil. It's obvious where the problem is >> coming from -- the left-side head gasket. I've just never been too >> concerned with it because I lose half a quart maybe every 400 miles. I >> jokingly call it my "self-changing-oil" mechanism, but it really is >> something that needs remedying at some point. I'd like to gain some >> insight as to how difficult it is to change a head gasket on a Nighthawk. >> It works so perfectly right now that I'm always a bit apprehensive about >> changing things around. It seems like every old bike you work on has >> developed a certain groove in which it likes to operate and >> replacing/changing parts never really goes over well. >> >> Has anyone done this sort of job before, and how difficult is it? I >> imagine it requires completely removing the engine, which I'm not currently >> set up to be able to do. If it turns out to be an actually serious >> problem, I will surely get it fixed as quickly as possible though. >> >> One other quick question is about putting air in the front forks. My >> front forks have been diving a bit more than preferable when I brake and a >> friend of mine told me that I must use a bicycle or hand pump to get the >> forks to the right PSI because it requires such low PSI (1-2 PSI if I >> remember correctly). Could anyone verify this? >> >> I appreciate any info/responses to my questions and I'm also glad to be a >> part of the Nighthawk lovers group!! 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