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Old 02-23-2016, 04:45 PM   #1
Fame28   Fame28 is offline
 
Join Date: Feb 2016
Location: Kingston, NY
Posts: 66
Hawk 250 technical info thread

If anyone has information or finds the info incorrect, please comment and I will be happy to update it. I think it would be helpful to have a goto spot for all things Hawk related. I'm new to the site and just purchased a Hawk 250, but I've tried to compile all the info from every thread I could find on this site about the bikes.


My brother and I also ordered from APCUSA.COM and very fast shipping from RPS, I just received them (the colors came as ordered green and black two pack) and are awaiting the MCO's. I highly doubt we will be able to register them here in NY as someone who just purchased three of them recently (not sure from what site) tried to register them and was only approved as ATB, so we may have to try the Vermont route, but I will update everyone once we know otherwise.


__________________________________________________ ________________________________________



Haosen Hawk 250 Hawk 250 model # HS250Y-A:
Manufacturer is officially Chongqing Haosen Motorcycle Co.,Ltd.

Registering the Bike:
INSURANCE - Inform them that it's a Chinese bike and give them the VIN. Also, here's a direct link to the manufacturer/model if you need to provide any specifics:
http://www.haosenmotor.com/Products/.../HS250Y-A.aspx

SPROCKETS/GEARING -
stock bike with 15T/50T gearing
17 tooth countershaft sprocket (what make and model - xl185?)
45 tooth rear - JT rear sprocket, model JTR269 - Rear sprocket order for XL185 (will have to remove 4 links if only changing rear sprocket)
17 tooth info -As well as ordering the JTF259.17 for the front.
Note that the front sprocket that came off the Hawk has a 17.5 mm diameter to the keys and a 20 mm diameter for the shaft. The JTF259.17 has a 18 mm diameter to the keys and a 20 mm diameter for the shaft. Both seem to work fine.
The shifter shaft spline is 11mm.

CARB REPLACEMENT AND SETTINGS
Mikuni 30mm carb. (VM30 / VM28?)
Jets - order for VM28/486
Jets 115 main jet 30 slow
SETTINGS
Rejet (I used a 125/30 at 3000 feet) and then set up the idle mixture (the screw that points straight up next to the float bowl) at 2.0 turns out. Adjust from there if your "barely off-idle" pops or lean-farts a little. I started at 1.5 turns out and had to open it a little.
Need to learn more about carburetor tuning? - http://www.chinariders.net/showthread.php?t=15539

Initial Maintenence:
See post below in thread for Assembly of the bike out the crate.

· Rear disk brake - make sure there's plenty of movement freeplay in the linkage at the master cylinder to pedal otherwise it may not work properly once the fluid heats up.
·
Tighten every nut and bolt as most seem to be delivered only finger tight, including tightening the steering stem nut and wheel spokes
· Replace spark plug - NGK Spark Plug, Wire and Boot replacement
· Check the Valves clearance
· I'd also ensure that the stator harness is properly routed around the countershaft sprocket before ever riding the bike.
· Change out the factory oil immediately
· the original Honda CG125 engine that these are copied from have a screen there, not a paper filter. There is a centrifugal filter under the clutch cover that should be cleaned eventually.
CG125, but also the XR/XL 185/200 uses the same mesh centrifugal filter


Valves Adjustments -
so far I've found between .02 to .08 as recommendations
Rotate the crankshaft another 360 degrees, and check again. You want the camshaft positioned at TDC on the compression stroke. You might have the camshaft positioned at TDC on the exhaust stroke.
es, that's correct. After you determine the exhaust stroke, the compression stroke will be the next full revolution of the crankshaft. When you reach the compression stroke, loosen both tappets, and set the correct valve lash.
Next, rotate the crankshaft one revolution, to the exhaust stroke. Only the exhaust valves should be tight.
Then rotate the crankshaft one more revolution, to the compression stroke. Both valves should be loose. Check the valve lash once again, and adjust if necessary. If the valve lash is correct, you are finished.


Hawk stator output possibly found - 160 watts


Brakes:
Rear disk brake - make sure there's plenty of movement freeplay in the linkage at the master cylinder to pedal otherwise it may not work properly once the fluid heats up.


Quirks about the bike:
The speedo cable seems to go in and out often so check that it's tight and it's speed may not be accurate ever
The bike needs to have the tank completely filled with gas before it sometimes starts to register the fuel levels.
The air filter seems to get covered in oil frequently, starving the bike for air - remedy = use a cone air filter or separate catch fort the oil.
The transmission is a little touchy in 1st/N/2nd, hard to find N at times and seems to drop into gear when I shut the engine off.
Carb works OK, but got to fart around with the choke and idle screw correctly to start/idle - settles down after warming up a bit.


Listed torque values are:
Front axle is 63 Nm
Top bolt of of front shock clamp 22 Nm (NXR 150 has side-bolt clamp, Hawk has front-bolt clamp)
Bottom two bolts of front shock clamp 32 Nm
Swing arm is 88 Nm
Mono shock is 44 Nm top and bottom
Rear axle is 93 Nm
Handlebar Clamps 26 Nm (dot on clamps pointing at front wheel)
Front disk brake caliper 30 Nm
Valve adjustment jam nut 14 Nm
Front and top engine mount bolts 35 Nm
Bottom and rear (larger) engine mount bolts 60 Nm
Multi-bolt engine mount plates 35 Nm


FAQ:
Hawk stator output possibly found - 160 watts

Questions???
What motor is this specifically?
Possibly the XR150? The engine is basically the same frame of architecture as the XR200 engine, and they only use a cleanable screen. The secret is to attach a filter to the vent hose, so as to not draw dirt into the engine.
Honda NX 150 (Engine [maybe] and Some electrical layout - Battery on right side)
Honda NXR 150 ESD (2009) (Frame, Plastics, Attachments, Front Disk, Rear Drum, non-applicable ECM controlled engine - Battery on left side as on Hawk)

SPEC’S
Manual transmission, front wheel size 80/100-21", rear wheel size 110/100-18", 250cc air cooled single cylinder four stroke engine, electric and kick start, seat height of 35.4”, front and rear hydraulic disc brakes.
The RPS Hawk Dirt Bike features an air cooled, four stroke single cylinder 250cc engine and a top speed of 59 MPH.



Last edited by Fame28; 03-01-2016 at 12:16 PM.
 
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Old 02-23-2016, 04:46 PM   #2
Fame28   Fame28 is offline
 
Join Date: Feb 2016
Location: Kingston, NY
Posts: 66
Reserved for state registered as on road

ALABAMA - will not register the Hawk for street legal use
CALIFORNIA - will not register the Hawk for street legal use
NORTH CAROLINA - will not register the Hawk for street legal use
PENNSYLVANIA - will not register the Hawk for street legal use



Last edited by Fame28; 04-22-2016 at 08:35 AM.
 
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Old 02-28-2016, 02:47 AM   #3
TXDSRIDER   TXDSRIDER is offline
 
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http://www.amazon.com/Coleman-Comfor...atv+seat+cover

I like it. It's very comfortable for the price. I like your idea of putting it under the vynil I think I'm going to do that.
__________________
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2014 Hawk 250
Firehawk minibike
Previous bikes~
1995 Yamaha YZ125
1998 Yamaha YZ250
1981 Yamaha YZ465
1987 Honda TRX 250R X2 one stock one modified
2002 Buell Blast
2001 Buell X1 Lightning
2000 Kawasaki ZR7


 
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Old 03-01-2016, 12:00 PM   #4
Fame28   Fame28 is offline
 
Join Date: Feb 2016
Location: Kingston, NY
Posts: 66
Assembly Instructions

Hawk 250 Assembly Steps


1) Uncrate / Front Wheel:
- Uncrate. Remove plastic wrap, plastic shipping straps, and cardboard.
- Disassemble steel shipping case by unscrewing and removing nuts.
- Open the parts box, identify the panels, sort and organize. Read Owner’s Manual.
- Install the cable retention brackets to both front forks before installing the front tire.
- Remove front axle from shipping case by loosening the axle nut and then tap out the
axle bolt from the retention bracket on the steel shipping case.
- Jack up the front and install the front tire. Remove the shunt from between the front
brake pads. Add the speedometer connection to the right hub. There is an arrow for
proper orientation that points up. There is a point on the right fork – the cable should be
routed below this. On the left side, install the additional bearing that is included with
the speedometer connection. The front rotor should line up with the front break pads.
- Lightly grease the front axle bolt and then install through the fork, speedometer, tire,
bearing, fork. You may have to adjust the pinch bolts for one or both forks to get things
to line up correct or to make installation easier.
- Loctite to the thread of the bolt, tighten front axle nut to torque as specified in
owner’s manual (45ft/lbs).
- The front forks should be adjusted to an introductory level, an inch or two at the top;
final adjustment and setting the pinch bolts will be done later.
2) Controls:
- Now that it’s up on two wheels, jack it up and install the rear shock bolt. I lightly
greased this bolt as well, then loctite and torqued the nut to 33ft/lbs. That wasn’t
specified in the owner’s manual, but seemed to be a pretty common value for other
similar bikes.
- At this point, I inflated the tires to the pressures in the owner’s manual, 40lbs front,
32lbs rear.
- Installed the kick stand spring. (PITA – needed vice grips and someone else to hold the
motorcycle why I pulled it into place.)
- The handle bar went on next. I centered it, aligned it vertically and set the caps and the
4 bolts that go with them. Just hand tightened at this point – strong enough to push it
around, but not set in case they need to be adjusted.
- Installed the clutch control. Again, just hand tightened, final adjustment later.
- Installed rear brake pedal. Lighty greased and installed, capped with washer and cotter
pin. Pulled the pin from the hydraulic connection, then reinstalled through the hole at
the end of the pedal bracket. Added brake spring, and spring for the brake light switch.
Trimmed the cotter pins.
- Install and loctite the rear turn signals.
- At this point, I made sure it was in neutral and gave the brakes a quick test. First
stationary, then on my driveway which provided a slight slope. All good.
3) Panels/Battery:
- Now on to the panels, but before that, it’s a good time to remove and charge the
battery from under the left body panel. The left side panel was the only one installed
when shipped. The battery is “some assembly required” as in the acid is in a separate
container. You should look up how to do this as the initial charge of a lead-acid battery
is a special case, and it will determine its long term behavior. Reinstall when correctly
charged.
- The screws should have a metal washer on the head of the screw and a rubber washer
on the panel side. Loctite all of them:
- I used 3 mid-length screws for the plastic assembly over the muffler. This was a
weird fit, and I had to twist the plastic a bit, but it worked. Don’t tighten the
screws down all the way until all three are installed, it’ll allow for some twisting.
- The front tank panels used 2 short-length screws. There is also a bracket that
ties them together, this also took 2 short-length screws where the bracket
connects to the two panels, and a longer screw where it connects to the frame at
a rubber mount point to hold it all together.
- The two body panels both used longer-length screws, and I did have to bend
the right side bracket where it mounted to get it aligned. The right side bracket
has a tight fit under the back part of the seat, a large flat head screw driver
works well to press the rear tab into place under the muffler panel.
- There were 4 rubber grommets included that go with the front fender. Install
them first into the holes in the fender then use the 8mm bolts and washers to
mount above the front wheel.
4) Electrical / Cabling:
- At this point, I jacked up the bike and set the front forks. There are 6 pinch bolts, set
them to 16ft/lbs per the owner’s manual.
- The front break cable had a rubber grommet and a plastic ring to help guide. The
rubber grommet fit into the left cable retention bracket. The plastic ring needed some
help, but I was able to squeeze it into the other loop retention bracket farther up on the
fork. I did have to remove the retention bracket and shape it a bit to snap the ring into
it.
- Install the speedometer. This has three bolts that fit through pre-installed rubber
mounts. Use the nuts provided (and loctite) to bolt down.
- The speedometer cable is pretty stiff, and now is the right time to start looking at how
the cables and wiring should optimized. There are several cables: clutch, throttle, front
brake, speedometer, and various wiring connections that all have to be made
immediately behind the headlight. The headlight itself needs room to fit above the
wiring harness. With a little adjustment most of the cabling falls into place, and the
speedometer cable sits to the outside and somewhat retains the others. Loctite it to the
speedometer.
- The various electrical connections can now be made from the handle bars and
speedometer. These are pretty much just matching up colors and shapes.
- Install/loctite the front turn signals and connect the wires.
- Final electrical and body connection is the headlight. Connect the electrical connector
and the two additional wires. There are two small rubber mount points that accept
plastic pins on the bottom of the headlight assembly, line these up and rotate the
headlight into place. If the cabling and electrical connections were done correctly, there
should be a space to accept it, then line up the screw positions – I used the remain two
small screws with loctite.
- Last thing I did was realign and secure the handlebars, loctite and torque to 16ft/lbs,
same as pinch bolt specification and similar to what I saw for other bikes. Added the
stylish “Hawk” bar protector, and it was done!
At this point, I went over everything I did, and double checked all the connections,
screws, bolts, nuts, electrical, etc. Made sure I had added loctite, double checked that I
had torqued things correctly, especially the values that were listed in the owner’s
manual, and just gave it an all around inspection.
5) Starting for the 1st time:
- Change the oil before starting it up. I expected this to be some type of cheap mineral
oil from some of the comments, but what they had in there looked to be a decent
viscosity. However, the real problem that made me glad I did this was that there was
only half the recommended amount. I put in 1.6qt of 15W-40 per the owner’s manual.
- Put gas in the fuel tank (duh) and set the fuel valve.
- Find the choke on the carburetor. There are three settings on the stock Sheng Wey
PW30 (open, half, closed). For me, I had to set the choke to half to get it firing.
MAKE SURE TO START OUTSIDE. An open garage door will not suffice. Hopefully there’s
a light breeze.
- Set the choke as needed, turn on, confirm neutral, set kill switch, and start it up. After
it warms up a bit, make sure to open the choke. It should idle, but adjust with the idle
adjustment on the carb if needed.
- However, before you calmly adjust the idle setting, if your bike is like mine, you will
briefly think it’s on fire or you have a serious oil leak. This is probably the paint, or more
likely a light coat of oil that they sprayed things with to prevent corrosion during
shipping, but it will burn off when it first gets up to temperature. Try not to be alarmed.
- Once your bike stops sending out smoke signals, put it in gear and away you go.


 
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Old 07-30-2016, 05:16 PM   #5
LunaTech   LunaTech is offline
 
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Join Date: Jul 2016
Location: Jonesville, NC
Posts: 136
Quote:
Originally Posted by Fame28 View Post
Reserved for state registered as on road

ALABAMA - will not register the Hawk for street legal use
CALIFORNIA - will not register the Hawk for street legal use
NORTH CAROLINA - will not register the Hawk for street legal use
PENNSYLVANIA - will not register the Hawk for street legal use
I know this is an old thread but I just tagged/titled 2 Hawks here in NC. Make sure the MCO says motorcycle NOT dirt bike. The DMV person got hung up on the Make code and I told her to use CHQU which is Chongquing Haosen Motorcycle Co. LTD (the manufacturer of the Hawk) and everything else went off without a hitch.


 
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Old 10-08-2016, 08:01 PM   #6
shawn66   shawn66 is offline
 
Join Date: Feb 2016
Posts: 26
Quote:
Originally Posted by Fame28 View Post
Reserved for state registered as on road

ALABAMA - will not register the Hawk for street legal use
CALIFORNIA - will not register the Hawk for street legal use
NORTH CAROLINA - will not register the Hawk for street legal use
PENNSYLVANIA - will not register the Hawk for street legal use
Just got mine registered in Alabama paperwork must say motorcycle.


 
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Old 10-11-2016, 11:45 AM   #7
Weldangrind   Weldangrind is offline
 
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Quote:
Originally Posted by shawn66 View Post
Just got mine registered in Alabama paperwork must say motorcycle.
Congrats! That's good info for potential AL riders.
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"I figure I'm well-prepared for coping with a bike that comes from the factory with unresolved issues and that rewards the self-reliant owner." - Buccaneer


 
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Old 10-13-2016, 10:16 AM   #8
waltfossett1   waltfossett1 is offline
 
Join Date: Oct 2016
Location: Central Florida
Posts: 1
Doh! Florida wouldn't register mine.

The Florida DMV claimed the original Certificate of Origin was not legit as Void should show through any copy & mine didn't.
Quote:
Originally Posted by shawn66 View Post
Just got mine registered in Alabama paperwork must say motorcycle.



Last edited by waltfossett1; 10-13-2016 at 10:22 AM. Reason: add words
 
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Old 04-12-2017, 10:17 PM   #9
bentmchenry   bentmchenry is offline
 
Join Date: Nov 2016
Posts: 2
Speedo Cable

Does anyone know if there is a speedo cable I can replace because the one I have broke and I dont wanna pay the ridiculous amount of money RPS wants for a new on.

Thanks!

Ben


 
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Old 04-12-2017, 11:09 PM   #10
timcosby   timcosby is offline
 
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Location: robertsdale alabama usa
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Quote:
Originally Posted by bentmchenry View Post
Does anyone know if there is a speedo cable I can replace because the one I have broke and I dont wanna pay the ridiculous amount of money RPS wants for a new on.

Thanks!

Ben
i just upgraded to the digital dash and have the oem speedo cable you can have for the cost of shipping....but my odometer stopped working on the oem cluster and i dont know if it was the cluster or cable.
__________________
1991 harley heritage softail classic
2016 hawk
kaw h1 400 tripple
13' long chopper in progress
2009 johnny pag bar hog
2004 hd electra glide ultra classic shriner edition
1997 harley davidson 1200 sportster
1972 harley davidson amf sx250


 
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Old 05-23-2017, 01:04 PM   #11
Nunya   Nunya is offline
 
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Posts: 2
Quote:
Originally Posted by Fame28 View Post
Reserved for state registered as on road

ALABAMA - will not register the Hawk for street legal use
CALIFORNIA - will not register the Hawk for street legal use
NORTH CAROLINA - will not register the Hawk for street legal use
PENNSYLVANIA - will not register the Hawk for street legal use
I registered the Magician 250 in Alabama on May 19, 2017. No problems whatsoever.


 
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Old 05-23-2017, 10:09 PM   #12
dpl096   dpl096 is offline
 
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Quote:
Originally Posted by Nunya View Post
I registered the Magician 250 in Alabama on May 19, 2017. No problems whatsoever.
Im happy for you Nunya.... About a year ago we had a member that bought a Hawk and Alabama screwed him...he ended up dumping it and buying an RX3....as I recall he loved the Hawk....I hope you are the beginning of a positive change in Alabama regs.. .
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Old 05-24-2017, 12:37 AM   #13
BlackBike   BlackBike is offline
 
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Quote:
Originally Posted by Nunya View Post
I registered the Magician 250 in Alabama on May 19, 2017. No problems whatsoever.
Where did you get that name? (Like the sonic commercial?)
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Old 05-24-2017, 11:18 AM   #14
Bluhawk   Bluhawk is offline
 
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Posts: 6
I had no problem whatsoever registering the hawk in North Carolina just had to have proof of insurance which was only $5 a month and a $44 one-time registration fee and it got registered with no problem in Durham North Carolina at the Northgate Mall there's a little DMV in there and all that my title had to say was that it was a motorcycle and they registered it with moped tags as no problem I was in there for maybe 12 minutes and had my tags to put on the back of the hawk and my registration and my insurance done two in that time on the internet my first real Enduro and I'm loving the hell out of it I'd like to get one and I wish they would make it in at 6:50 or 450 something huge and I wouldn't even buy a Harley head by a hawk with a big ass engine in it


 
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Old 05-24-2017, 12:59 PM   #15
timcosby   timcosby is offline
 
Join Date: Nov 2016
Location: robertsdale alabama usa
Posts: 1,007
alabama gave me no problems last year either
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1991 harley heritage softail classic
2016 hawk
kaw h1 400 tripple
13' long chopper in progress
2009 johnny pag bar hog
2004 hd electra glide ultra classic shriner edition
1997 harley davidson 1200 sportster
1972 harley davidson amf sx250


 
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