Disconnect I-VBAC unit electrical connector. 11. Disconnect the connector from Brake fluid 12. level sensor. Remove the brake pipes from the unit and plug 13. the unit ports with suitable plug. If brake fluid is spilled, clean the affected area immediately. Identify the brake pipes going into and out of 14. the Hydraulic Control Unit (HCU) with tags so that reinstallation of the brake lines becomes easy. Remove R - pin from the clevis pin. 15. NOTE Refer steps (i) and (ii) to disconnect I - VBAC Connector. (i) Press the unlock button and remove the lever from the lock and move towards unlocking position. (ii) Lock the lever to it is unlock position by pressing the lever till the Click sound is heard and remove the connector from unit. WARNING Never apply a 12V power source to any terminal of the ECU connector when it’s disconnected. NOTE Proper care must be taken before removing the brake pipes from HCU; the HCU must be thoroughly cleaned to prevent dirt particles from falling into the ports of HCU or entering the brake pipes. BRAKES 55
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