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Bikes running HOT help!!

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Bikes running HOT help!! - 4/18/2007 9:24:37 PM   
AlpineCBR600

 

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So heres my problem.. hope somone can help me.

My bike runs in the low temp range when I am riding it.. ( the way it should be and the way i like it ) but when I come too a stop IE. a stop light or a stop sign and I sit for say 30 to 60 seconds.. my bike runs hotter say too the upper 3/4 temp mark. The fan does come on im just concerned...

Is my bike sick?? what sould I check..? what should I do??

My bike is running fine, its just the temp gauge that rises while im at stop lights/in stop/go traffic..


heres what I have done and checked. just replaced spark plugs/wires.
I checked my oil and it is clean, not milky..

what kind of coolent should I use? I might do a coolent flush..? im just confused on what I should do / try.. im really low on money any help??

_____________________________

Truck 2003 Dodge Dakota Sport
Car 1997 Sunfire 2Door G.T
Bike 1993 HondaCBR600 F2
Mods:
- Flush Mount Clear Front Signals
- Fender Eliminator Kit
- Custom Black & Red Paint
- ProPit Shaded WindSheild
- Aftermarket CBR Bar Ends
Post #: 1
RE: Bikes running HOT help!! - 4/18/2007 10:24:36 PM   
bindelsf2


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From: YES THAT IS A 900 ENGINE IN A F2 ON SPRAY
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i wouldnt worry about it till its in the red.. my bike did the same thing  with the 600 engine in it with a fan... now i have the 900 engine in it and no fan... you will be fine, i would get some water wetter coolant if you want it a little cooler..

you could check the thermostat too.. put it in boiling water and see where its opening..

vote for ROTM too!!!

_____________________________

nitrous is like a slut, you wanna hit it but are scared of the consequences!

honda CBR 600F2/900RR
-93 900RR ENGINE (893cc)
10" stretch
-NOS
-D&D race series exhaust
-Stage 7 jet kit and single filters
-98 F3 tail
-pingel rear strut

(in reply to AlpineCBR600)
Post #: 2
RE: Bikes running HOT help!! - 4/19/2007 1:34:13 AM   
BlkF2


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Joined: 8/25/2006
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In warmer weather minwe always gets a bit hotter on the temp guage when I am going unger 20.. the fan keeps it from getting to hot and moving pushed alot of air thru the radiator.. I wouldnt really worry about it untill you are near or in the red...


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Just call me BlueF2, the bike isn't black anymore

(in reply to bindelsf2)
Post #: 3
RE: Bikes running HOT help!! - 4/19/2007 5:48:06 PM   
AlpineCBR600

 

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Thanks guys, you put my mind at ease

_____________________________

Truck 2003 Dodge Dakota Sport
Car 1997 Sunfire 2Door G.T
Bike 1993 HondaCBR600 F2
Mods:
- Flush Mount Clear Front Signals
- Fender Eliminator Kit
- Custom Black & Red Paint
- ProPit Shaded WindSheild
- Aftermarket CBR Bar Ends

(in reply to BlkF2)
Post #: 4
RE: Bikes running HOT help!! - 4/19/2007 5:58:48 PM   
bmg velocity


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Joined: 12/14/2006
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After owning both other brands of sport bike, (92 ZX-6 and a 92 FZR600)

and a coupla' air cooled standards, (Kawi KSR 650, Yamaha 1000),

I too was surprised at how warm the CBR F2 got just by being in stop and go traffic for 20 minutes or so.

My bike also has reached the 3/4 range as well...and the fan kicked on once I pulled in the garage one day and it was 80 F outside.

But I am told it's just normal.

I'll be watching my temp gauge this summer though, (100+ F in the summer here)...as should you.

If it gets in the red zone, pull over and shut it off...let cool completely...


_____________________________

Does not want to debate insurance co.'s or bad drivers for at least a decade or 10. Want to argue the merits? You are a one man show. Sorry no takers here.

(in reply to AlpineCBR600)
Post #: 5
RE: Bikes running HOT help!! - 4/19/2007 7:28:39 PM   
lee1rbc


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Joined: 3/22/2007
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+1, also runs 3/4 hot.  

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1994 CBR F2 Stage 1 jet, Yosh exhaust, fiberglass body.
2006 ZX6R 636 green.

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Post #: 6
RE: Bikes running HOT help!! - 4/19/2007 9:46:19 PM   
TennesseeCBRF2


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Check your coolant level. With the bike sitting level, check the coolant level on the clutch side of the motor. You'll see the off-white colored reservoir with a black rubber cap on it. The engine should be at operating temperature, and the coolant level should be between the "Low" and "High" lines on the reservoir bottle.
If your level is too low, here's how to add coolant:
1. Only use coolant that is approved for motorcycle radiators... make sure it is pre-mixed. I use Honda's pre-mixed coolant that comes in the blue bottle.
2. With the bike off, remove the right rear tail faring.
3. Remove the black rubber cap from the coolant reservoir bottle. NEVER remove the radiator cap from a hot bike!!!
4. Make sure the bike is level, and pour coolant into the bottle up to the upper line.
5. Replace the black rubber cap on the bottle.
6. Start the bike and let it run for a few minutes (it should already be at operating temp)
7. Shut the bike off, and re-check the coolant level as described above.
8. Repeat steps 3-7 until coolant level is acceptable.

_____________________________

1993 600F2
Full F4i bodywork and gauges
D&D slip-on
K&N filter
DynoJet Stage 1
Vortex sprockets
SS braided lines front and rear
Shorty Pazzo levers
Hotbodies undertail

(in reply to lee1rbc)
Post #: 7
RE: Bikes running HOT help!! - 4/19/2007 9:48:43 PM   
TennesseeCBRF2


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BTW, my bike runs at 3/4 in stop-and-go traffic. I think it's normal. But, I have only heard my fan come on one time. It kinda worries me... any ideas on how to check the actual function of the fan? I checked the fuse and it's good, so where should I go from here?
It's been nice weather here lately, but not too hot so the fan hasn't been needed. In the heat of summer though...

_____________________________

1993 600F2
Full F4i bodywork and gauges
D&D slip-on
K&N filter
DynoJet Stage 1
Vortex sprockets
SS braided lines front and rear
Shorty Pazzo levers
Hotbodies undertail

(in reply to TennesseeCBRF2)
Post #: 8
RE: Bikes running HOT help!! - 4/19/2007 11:16:10 PM   
hikerduane

 

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Joined: 7/9/2005
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I disagree with the running hot in stop and go traffic as being normal at least from my experience in low elevation stop and go traffic when temps were in the 90's or higher and this was for only for a few blocks in Oroville, CA.  I agree though that it does throw alot of heat off by your legs.  Now, this last year it has been running hot in cool spring temps, plus, last Fall after I turned off of the paved road out of town to my neighborhood onto the short dirt road we live on, the fan kicked on and it has never done that before even in the summer when temps were in the 90's.  Plus, this winter I took the radiator out and flushed it out and it looked great, put it back in and with the motor sitting there warming up the temp gauge went past the half way mark on its way to "it never got this hot before" territory.  I asked another mechanic who has worked on Honda's and Yamaha's and he thinks there might be something clogged up in the head/heads and will check it out for me since some shops won't touch a older machine.  He also said the carb work I had done would not affect the temperature.  I just hope he can find out why it runs way warmer then it ever has.  He suggested pulling the new thermostat out and try running without it and see what happens.

I need to figure this out, I have an invite from a much younger blond to go for a ride this spring and she has a Sportster.  An old guy like me can't pass that up.  It is about a three hour drive to where she lives so I need my machine running up to par.  Some of my equipment has to be ready for a challenge.:)

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Piece of cake.

(in reply to TennesseeCBRF2)
Post #: 9
RE: Bikes running HOT help!! - 4/22/2007 5:33:58 PM   
Tony Wilkinson

 

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Joined: 4/16/2007
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Is it bad to run regular antifreeze in my bike?

(in reply to TennesseeCBRF2)
Post #: 10
RE: Bikes running HOT help!! - 4/22/2007 7:02:16 PM   
bindelsf2


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From: YES THAT IS A 900 ENGINE IN A F2 ON SPRAY
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i just run the regular old premix stuff.

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Post #: 11
RE: Bikes running HOT help!! - 4/22/2007 11:31:27 PM   
lee1rbc


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Joined: 3/22/2007
Status: offline
Did You open the two bleeders, You might have an air pocket if You changed radiator fluid. The thermostat and fan will kick in at 3/4 but if You have an air pocket it will heat up real fast.. 

_____________________________

1994 CBR F2 Stage 1 jet, Yosh exhaust, fiberglass body.
2006 ZX6R 636 green.

(in reply to bindelsf2)
Post #: 12
RE: Bikes running HOT help!! - 4/23/2007 10:58:14 PM   
bmg velocity


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Joined: 12/14/2006
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quote:

ORIGINAL: lee1rbc

Did You open the two bleeders, You might have an air pocket if You changed radiator fluid. The thermostat and fan will kick in at 3/4 but if You have an air pocket it will heat up real fast.. 

I might check into that...thanks...


_____________________________

Does not want to debate insurance co.'s or bad drivers for at least a decade or 10. Want to argue the merits? You are a one man show. Sorry no takers here.

(in reply to lee1rbc)
Post #: 13
RE: Bikes running HOT help!! - 4/24/2007 3:40:36 AM   
lee1rbc


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Joined: 3/22/2007
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Make sure the radiator cap is off when You do this.

_____________________________

1994 CBR F2 Stage 1 jet, Yosh exhaust, fiberglass body.
2006 ZX6R 636 green.

(in reply to bmg velocity)
Post #: 14
RE: Bikes running HOT help!! - 4/24/2007 10:25:56 AM   
bmg velocity


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Joined: 12/14/2006
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quote:

ORIGINAL: lee1rbc

Make sure the radiator cap is off when You do this.

Duh! LOL...

Yes, I know so there can be some air flushing the coolant down towards the bleeders, (which I'll have to look up in the manual as to where they are)...and thus flush coolant...flushing the air trapped in front of it and before the bleeders....

Like bleeding brakes a bit...


_____________________________

Does not want to debate insurance co.'s or bad drivers for at least a decade or 10. Want to argue the merits? You are a one man show. Sorry no takers here.

(in reply to lee1rbc)
Post #: 15
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