Surya Roshni — water heater

Dear sir
I have launch complaint at the call centre
Regarding the insta water heater is malfunctioning.
And the call centre make me assure that the problem has been resolved
With in 24 hours i wait for next 3 days after i make call to
Service provider for visit he dint replay as well and said
That do what ever you want ete ete

May complaint no nag[protected]
And the service provider no is [protected]

Please take action regarding this...