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Messages - Steris

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16
CB500/550 / Re: Fuel Height
« on: April 23, 2021, 12:42:15 PM »
The vents and over flows are all clear. The advance retard seems ok, with a strobe it sits on the F mark on tick over and starts to advance about 1200-1500 rpm full advance about 3000rpm
Its driving me nuts :)

17
CB500/550 / Re: Fuel Height
« on: April 23, 2021, 12:11:25 PM »
Hi and thanks for the reply

I have had the air bleed screws set from 0 to 3 turns out and 3 turns out seems to be the best, it even runs with the air bleed screws completely removed :)

18
CB500/550 / Re: Fuel Height
« on: April 23, 2021, 11:36:20 AM »
Well all 4 carbs have had 2 hours in the ultrasonic bath. I have checked and re checked all of the jets and ports and everything is clear. I have blasted acetone through the slow pilot ports and its shooting through great, out the little jet in front of the slide and out the jet port and air intake port. Rubbers all replaced and float height set to 22mm checked and rechecked. I have balanced the carbs and rechecked the timing and valve gaps, it know ticks over at 900 with the air bleed screws wound 3 turns out but has no guts below 3000 rpm it just dies if you don't rev the nuts of it which suggests its only running on the main jets. I am now at a loss. Might have to spend some money on a another set of carbs :(   Any advice would be greatly received

19
CB500/550 / Re: Muffler connect rubber insert - alternative?
« on: April 08, 2021, 06:48:21 AM »
I can't get my after market pipes to line up  well enough to get that rubber on properly. 😳

20
CB500/550 / Re: Fuel Height
« on: March 16, 2021, 09:25:21 PM »
I think I will give them all  another hour in the ultrasonic Bath then try again,  thanks for all your help so far, I will let you know how I get on over the weekend 🙂🙂

21
CB500/550 / Re: Fuel Height
« on: March 16, 2021, 04:04:33 PM »
I've set one carb at 22mm and one at 26mm both with sight tubes attached, and there is only a slight difference in fuel level. I left them over night with a good head of fuel feeding them and the level was still the same this morning  :D so i will go back to the 22mm float height and fit them back to the bike, but I'm sure they will leak again once I've refitted them  :(. If the level is too high will this make the bike run rich on tick over (on the pilot jet)?

22
CB500/550 / Re: Fuel Height
« on: March 15, 2021, 04:57:58 PM »
Hi oddjob

No they are the original's.  I bought 4 repair kits but the needles are slightly longer than the original's and with them in you can't get the fuel level  high enough. 

23
CB500/550 / Re: Fuel Height
« on: March 15, 2021, 11:47:39 AM »
Hello Julie

Yep, I have set them just like you describe, this time I've set them individually ie off the bracket. I'm wondering if the springs in the needles have become weak, hence the need to make the float height greater, from 22 to 25/26. This would allow the float to exert slightly more pressure and seal the fuel flow.  I have know read that the fuel should be 3-4mm from the top of the float bowl so i will adjust again tonight and see what i get.

Thanks for your reply :)

24
CB500/550 / Fuel Height
« on: March 15, 2021, 09:40:37 AM »
Morning all.
I am having slow running problems, bike runs fine above about 3000 rpm, but wont tick over and has no power when pulling away. The plugs are all sooted up. When i set the float height to 22mm
the fuel over flows on all 4 carbs. Needles are on the third groove down. I have got the carbs off and stripped and ultrasonically cleaned them and all the jet etc.  I have set each carb up on the bench with a sight tube so i can see the fuel level. At 26 mm float height the fuel level is 10 mm below the float bowl lip, and when drained into a beaker there is 50 ml in the float chamber. I seem to remember reading that this is right, can anyone shed any more light on this for me please.. Its driving me mad  ::)

Many thanks Andrew

25
CB500/550 / Re: CMSL 500 Exhausts
« on: March 14, 2021, 09:48:12 PM »
Yep, I had to do just that, my stand missed the stop completely. 

26
Tricks & Tips / Re: Pressure and Volt Gauge
« on: February 05, 2021, 08:55:43 AM »
Hi OddJob

The display is 23mmx10mm. Off ebay £2.80

Hope that helps

Andrew

27
Tricks & Tips / Pressure and Volt Gauge
« on: February 04, 2021, 01:28:59 PM »
Morning All..

I wanted a pressure gauge and a volt meter for my CB500K2. I couldn't find one available commercially so set about making one.
Quite pleased with the result, amazing what you can do when you're locked down and bored  :) :)

Andrew

28
New Member Introductions / Re: Hello
« on: February 04, 2021, 11:00:05 AM »
Hi Ted

Its a make shift tool box until i can find a proper leather one.

29
New Member Introductions / Re: Hello
« on: February 04, 2021, 06:21:12 AM »
Hi Andrew, I am just down the road from you in Syston, restoring a 500K2.

Hi Clive,  do you go to any local  bike nights?

Andrew

30
New Member Introductions / Re: Hello
« on: January 28, 2021, 12:47:51 PM »
Here's a couple of pics as requested.  The CB500K2 I'm building, I've not used a standard colour as i couldn't justify the cost of the paint :o  I quite like this colour and it is a Honda colour  :D
The other is my AJS Model 22 1937

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