1686 HOTBOX triggered on Bearing Tempera ~~~~~ 1686 HOTBOX triggered on Bearing Temperature (A2,71 deg).  1686 CHeR1(1x) & CHeR2(1x) resistor O/L - replaced. Further found K1/K2/L1/L2 contact tips worn - replaced. Checked 1686 Axle bearing box, brake shoes, wheel condition, CCD fuses & axle box temperature strips - All OK. Side finding : 2686 CHeR1(1x), 2685 CHer2(1x) & 1685 CHeR2 1x) - O/L. Replaced all the O/L resistors & all K1/K2/L1/L2 contact tips. OPS 20 raised to follow-up with limited movement.  Kana/Izzul 44090 1686 - to do limited movement.  685/686 capacitor voltage check - OK. Limited movement & powering current checked - OK.  Rasul/Nizam 44090