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HV ELECTRICAL SYSTEM
44
NOTE
•
Always use compressor vibration dampers
Do’s and Don'ts
• Use only recommended refrigerant (R134a)
and correct charge quantity (580 gms) in the
AC system
• Use only recommended lubricating oil for AC
compressor (POE RL68H oil)
• Ensure HV and LV connections of PTC heater
are properly connected
• Don’t remove connections of PTC heater when
it is working
• Always check coolant level in BCS tank
• Avoid coolant leakage in BCS system
• Do not change routing of coolant hoses. If
hose get pinch then coolant flow will be
restricted leading to battery over heat.
F. BATTERY COOLING PUMP REMOVAL
NOTE:
•
Drain the coolant. (Refer BCS Coolant
draining procedure).
•
‘While draining the coolant BCS Aux. tank
Cap must be in open condition’.
1. Open the bonnet of the vehicle.
2. Remove Aux Battery negative terminal and Put
masking tape on Aux Battery negative terminal
& cable.
3.
Remove the connected the hoses battery to
cooling pump and Heat Exchanger.
(refer
“Removal & refitment of from HV battery Unit
Section.)
Fitment.
Follow reverse procedure for assembly