OPERATION
5.1
WARM UP AND BREAK-IN
To properly warm-up the Aixro XR50, drive the kart slowly, increasing rpm with gentle throttle
movements. Do not rev the engine beyond 8500 rpm during its first hour of operation.
Break-in your Aixro rotary just like you’d break-in other powersports engines, by starting at low
rpm and low load, steadily increasing rpm and loads. Your engine will be fully broken in after
approx. 1 hour.
!TIP: gear your kart for your track, keeping 10500 as your “peak” rpm.
ATTN: DO NOT MAKE ADJUSTMENTS TO ENGINE WHILE IT IS ON STAND OR WITHOUT LOAD
5.2
DRIVING
Most drivers need some time to adjust to the performance of the Aixro XR50, and may need to
adjust their driving styles
!TIP: build speed slowly, and avoid driving faster than you’re really able to.
!TIP: optimal engine temp. is approx. 150 deg. F; +/- 20 deg.
ATTN: IF ENGINE TEMP. REACHES 180 DEG., STOP ENGINE IMMEDIATELY
5.3
SWITCHING OFF
Run a full cool-down lap at low speeds, keeping throttle inputs to a minimum. Try to avoid time
spent idling in the paddock.
ATTN: PRESS STOP BUTTON IMMEDIATELY UPON REACHING THE PADDOCK
RENNTECH / AIXRO XR50 ENGINE OPERATOR MANUAL