Unlocking the Pyro switch Now disconnect the Pyro switch connection • coming from LV harness. By unlocking the Lock. Removing the faulty switch Remove the old /faulty switch • Disassembling Supporting sheet Now for unbloting the mounting bolts for • replacing the Supporting sheet by using a Socket of 8mm Hex Checking the continuity Check the continuity across the replaced Fuse. • There should be continuity and Buzzer sound. Replacing the Pyro switch Replace the old PYRO SWITCH with New • PYRO SWITCH. Connection to be done as before. Assembling the Pyro switch Make sure that the position of the switch will • face towards the left, check the lock position on the switch. HIGH VOLTAGE ELECTRICAL SYSTEM (HV) 87
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