Cooling system

Hi, Just a brain dump to help anyone else servicing coolant on a Sachs Roadster 800. Hope this helps one the 1000 or so people that have one. First, the Sachs Roadster 800 had 3 types of radiator...

https://www.suzuki800.com/t7832-sach-roadster-800-coolant-change-k-seal-advice

VS800 1997 I have a leaky oil seal in my water pump and I am attempting to rebuild the pump's seals. Unfortunately, I cannot seem to line up the three screws to the plate behind the impeller. I h...

https://www.suzuki800.com/t7810-help-water-pump-removal-question-1997-vs800

Have just replaced the radiator and fan. Cannot remember or now locate the fan connection, please help.

https://www.suzuki800.com/t7805-vx800-help-please-where-is-the-fan-connection-located

I'm not sure if this is the right place to post this but hopefully it will surface if someone in the future has cooling problems with a Sachs Roadster 800. I found the attached post on a German s...

https://www.suzuki800.com/t7697-sachs-800-radiator-coolant-switch

Hi there, I have recently got a new bike well atleast it is a new bike to me. long story short i started of with 2014 suzukiburgman then to 2006 yamaha majesty. those were the scooters that i hav...

https://www.suzuki800.com/t7301-the-overheat-warning-light-is-always-on-even-when-it-is-100-cold

thermo switch, where is it? must i remove gas tank to get at it? the vs 800 has no coolant reservoir, correct?

https://www.suzuki800.com/t7525-thermal-fan-switch

trying to get radiator fan to run. wires from fan go behind frame head cover. i'll need a impact driver to get that off. anyway, 2 wires come up from the fan. i tried to jump those 2 and turned t...

https://www.suzuki800.com/t7533-switch-wires

Recently bought a m800 . Ive had it a couple of week and the fan as not kicked in yet although a few month back the bike was started and left to run and the cooling fan came on i tried this again...

https://www.suzuki800.com/t7479-cooling-fan-troubles

Hi folks Contrary to the manual I can’t find the indicator on the coolant reservoir.  There is a window right at the bottom but even lying on the ground I can’t see into the reservoir. Ca...

https://www.suzuki800.com/t7503-i-dont-have-a-coolant-indicator

Doing a few jobs on lockdown, and changing the coolant is one, as it's not been done on my bike since the Romans invaded Wales in 48 AD.    I read a good tip that a 50/50 flush with distille...

https://www.suzuki800.com/t7440-50-50-vinegar-flush

I came back from Wallyworld today & found this waiting for me. First time I have ever seen a drop of coolant under my antique, built like a Seiko watch VS. I have never given one thought about ...

https://www.suzuki800.com/t7245-first-time-ever-saw-mr-green

Has anyone installed a coolant temp gauge with sensor on a M800 or another one? There are many out there, but I am wondering where I can and how to install the sending unit on the motor. The ...

https://www.suzuki800.com/t3740-installing-coolant-water-temperature-gauge-now-done

I have a 2002 VZ800 Marauder and towards the end of the riding season last year I started smelling coolant after a run. No sign of anything leaking and I only had to top it up with about 250ml. H...

https://www.suzuki800.com/t6880-coolant-smell

When adding coolant to a supposedly empty system, is it normal for fluid to come out the air bleeder opening? Manual says to leave the bleeder bolt out when filling, but when I got to ~1.4 US Qt ...

https://www.suzuki800.com/t6799-is-it-normal-for-coolant-to-gush-out-of-air-bleeder

alright guys so I have changed the whole cooling system for the most part, everything except this little sensor, which is in the worst damn place , very tight and not much room to work with, now ...

https://www.suzuki800.com/t6638-temp-sensor-replacement-cooling-fluid

Hi guys. I started this topic to see if anybody experienced my case , maybe he could give me a few hints before I start with flushing the coolant system. The bike runs great, coolant level is at ...

https://www.suzuki800.com/t4554-vs-800-overheating

DANG GUYS, I HAVE BEEN WORKING ON MY RAD for quite some time now and replacing the fan was complete pain in the a** but in all the jumble and commotion I forgot something, the sensor has two wire...

https://www.suzuki800.com/t6532-brain-fart

very hard to see the level thru that little slot on the c800 ,really low down and hidden under the panel,  so is it worth making the sight hole larger and wider,since it is only chromed plasti...

https://www.suzuki800.com/t6528-xpansion-tank

I know this subject has been posted before but ------ Thought I'd ask what sort the rest of you use Now I've got the temp gauge working, I thought I really ought to do a full coolant change - I h...

https://www.suzuki800.com/t5985-types-of-anti-freeze

The rev counter I've bought has a sender unit to display the water temperature.  It's a case of removing the existing sender unit from the rad & replacing it with the one supplied.  Has anyone ...

https://www.suzuki800.com/t5713-water-temperature-sender-unit-removal

I need to remove the radiator - when I refill it, is there an air bleed screw in the system, or do you just leave the rad cap off & run it up to temperature?

https://www.suzuki800.com/t5770-bleeding-the-radiator

Hello. I just collected my brand new VZ800 this morning and whilst being over the moon with the bike there is something that's niggling at me. It seemed like every single time I stopped in traf...

https://www.suzuki800.com/t5269-cooling-fan

Hi does any one know if the radiator grills on the vl800 (mine) are the same or same dimensions as...c50 boulevard, m50 boulevard. I want to get a new grill and all the good ones are in the usa!!...

https://www.suzuki800.com/t5338-radiators

In our fleet we have 2 watercooled bikes, my VX and my sons 50cc Derbi (which has no antifreeze in it at the moment). I am also going to change mine as I do not how old it is, so I need to get ...

https://www.suzuki800.com/t4535-antifreeze

Hi all I may sound a bit on the simple side but how and where di I check and then fill coolant as just got back from a short trip out and Black Beauty got really hot making her stall and cough an...

https://www.suzuki800.com/t4005-coolant-level-2002-volusia

Hey guys. The coolant thst I drained was green but when I bought my coolant I was recommended Silkoline Pro Cool and it's blue and is Propylene Glycol based instead of Ethylene Glycol based. Will...

https://www.suzuki800.com/t3635-silkoline-pro-cool-coolant

I'm in the middle of changing the coolant. Should be a simple job but no...It rarely is when I do it lol. I disconnected the top and bottom pipe from the reservoir and took it off to clean out th...

https://www.suzuki800.com/t3630-coolant-reservoir-top-pipe-where-does-it-go-to

My bike will be 2 in September and has already had its 7500 mile service. I'm on 10,000 now. I see the coolant change is at 2 years - is this a critical time or could I wait until the 11,000 in a...

https://www.suzuki800.com/t1523-coolant-change-advice

This is my next bit of maintenance. Has anyone done it themselves? Is it easy? I think the tank needs to be removed from what I've read.

https://www.suzuki800.com/t517-coolant-change