Vortex ROK DVS JUNIOR, Руководство пользователя

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from the external water pump. If necessary top
up the radiator again. Do not close the radiator
cap.
7
4 mm Allen T-Wrench
Now bleed the cylinder head circuit. Loosen the
screw on the head (yellow arrow) and keep it
open until it comes out only water. Now
tighten the screw and refill the radiator with
water.
At this point you can close the radiator cap.
8
Warm up the engine accelerating driving up the motor speed and then let it down again
alternately. Bring the water temperature around 48 -50 ° C before stopping the engine. Do not
accelerate fully but only partially.
Check that the cooling system warms up evenly, in case it warms unevenly proceed again with
the bleeding of the cooling system as described in paragraphs 6-7.
9
Once the engine is warmed up and the cooling system works properly, proceed to the track.
10
Run the engine by alternating a few seconds on and off the throttle at ¾ of the opening.
Do not hold the throttle at a constant speed.
Continue this way for 5/6 laps.
11
Check everything on the kart is tighten properly. Be careful, engine and muffler are hot.
12
Return to the track and slowly increase the RPM and duration of the acceleration phase for
10/15min more. Intermittently open the throttle fully and then release it.
13
After 10/15 minutes of brake-in, your engine is ready for competition. During the break-in,
nuts and bolts tend to loosen. Once the engine is cold, check the torque of the exhaust, head,
etc.
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