Alpha Plus 28-TN5PD (Pull Start). 28 Nitro Engine. -Alpha Plus. 28 Nitro Engine equipped with Pull Start. The engine temperature should by 195-230 F. After the engine cools, loosen the glow plug 2 turns, then use the finger to turns the flywheel 360 , if the flywheel feels stuck or sticky at Top dead center, then repeat this action (Motion Running-In), then run another 1-2 tanks, then check once again.
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