Hotbox/hotwheel triggered ~~~~~ No related FCs. Conducted brake checks, all brakes able to release when MCH put to Coast. Checked 2537 A4 and 2538 brake shoes, axle temperature stickers, go no-go, wheel conditions, gearbox conditions and oil levels. 2537 - replaced A1 worn brake shoes. Found no. 2 gearbox leak. Oil level okay. 2538 - found no. 2 gearbox leak. Oil level ok.    N2552068 and N2552070 raised to repair/replace 2537/2538 gearbox no. 2. N.A /FAIZAL/IDRIS/15.12.23