<p class="title">Another P&W-powered A320neo aircraft of IndiGo was grounded on Monday after its pilot observed "high vibration" in its engine soon after taking off from Lucknow airport.</p>.<p class="bodytext">The flight 6E-451, which was heading to Jaipur, returned to Lucknow as a precautionary measure. It is currently being inspected by IndiGo's technical team.</p>.<p class="bodytext">Pratt and Whitney (P&W) engine woes have forced both IndiGo and its smaller rival GoAir to ground some of the A320neos.</p>.<p class="bodytext">IndiGo operates around 57 P&W-powered A320neo aircraft.</p>.<p class="bodytext">Aviation regulator Directorate General of Civil Aviation on Thursday banned IndiGo and GoAir from operating their A320neo planes to Port Blair in the wake of problems with their P&W engines.</p>.<p class="bodytext">" An IndiGo flight 6E-451 was operating from Lucknow to Jaipur on January 21, 2019. The pilot observed high vibration on engine number 2. As a precaution, he returned the aircraft to Lucknow," IndiGo said in its statement.</p>.<p class="bodytext">"The aircraft is currently at Lucknow and being inspected by the technical team," the airline added.</p>.<p class="bodytext">P&W said in its statement: "The Indigo A320neo aircraft which was involved in the air turn back at Lucknow, Amausi, India on January 21, 2019, was powered by Pratt & Whitney PW1100G-JM engines. We are working with our customer to help minimize any disruption to their operations."</p>.<p class="bodytext">P&W did not give any other details regarding Monday's incident.</p>.<p class="bodytext">The flight departed from Lucknow at around 5 pm and it was expected to land in Jaipur by 6.30pm, a source said.</p>.<p class="bodytext">The flight returned to Lucknow within 30-40 minutes of its departure due to engine vibration, he added.</p>.<p class="bodytext">In a three-hour meeting on January 8, the civil aviation ministry sat with senior executives of P&W, Airbus, Indigo and GoAir to review frequent on-ground and mid-air glitches that the P&W engines, powering certain Airbus planes, have been facing since their induction in early 2016.</p>.<p class="bodytext">When asked about P&W engine issues, Aviation Minister Suresh Prabhu on January 11 said passengers' safety has to be paramount and there is zero tolerance for any violation of relevant guidelines.</p>.<p class="bodytext">"(There is) zero tolerance for any violation of safety issues," the minister said during a Twitter live stream.</p>
<p class="title">Another P&W-powered A320neo aircraft of IndiGo was grounded on Monday after its pilot observed "high vibration" in its engine soon after taking off from Lucknow airport.</p>.<p class="bodytext">The flight 6E-451, which was heading to Jaipur, returned to Lucknow as a precautionary measure. It is currently being inspected by IndiGo's technical team.</p>.<p class="bodytext">Pratt and Whitney (P&W) engine woes have forced both IndiGo and its smaller rival GoAir to ground some of the A320neos.</p>.<p class="bodytext">IndiGo operates around 57 P&W-powered A320neo aircraft.</p>.<p class="bodytext">Aviation regulator Directorate General of Civil Aviation on Thursday banned IndiGo and GoAir from operating their A320neo planes to Port Blair in the wake of problems with their P&W engines.</p>.<p class="bodytext">" An IndiGo flight 6E-451 was operating from Lucknow to Jaipur on January 21, 2019. The pilot observed high vibration on engine number 2. As a precaution, he returned the aircraft to Lucknow," IndiGo said in its statement.</p>.<p class="bodytext">"The aircraft is currently at Lucknow and being inspected by the technical team," the airline added.</p>.<p class="bodytext">P&W said in its statement: "The Indigo A320neo aircraft which was involved in the air turn back at Lucknow, Amausi, India on January 21, 2019, was powered by Pratt & Whitney PW1100G-JM engines. We are working with our customer to help minimize any disruption to their operations."</p>.<p class="bodytext">P&W did not give any other details regarding Monday's incident.</p>.<p class="bodytext">The flight departed from Lucknow at around 5 pm and it was expected to land in Jaipur by 6.30pm, a source said.</p>.<p class="bodytext">The flight returned to Lucknow within 30-40 minutes of its departure due to engine vibration, he added.</p>.<p class="bodytext">In a three-hour meeting on January 8, the civil aviation ministry sat with senior executives of P&W, Airbus, Indigo and GoAir to review frequent on-ground and mid-air glitches that the P&W engines, powering certain Airbus planes, have been facing since their induction in early 2016.</p>.<p class="bodytext">When asked about P&W engine issues, Aviation Minister Suresh Prabhu on January 11 said passengers' safety has to be paramount and there is zero tolerance for any violation of relevant guidelines.</p>.<p class="bodytext">"(There is) zero tolerance for any violation of safety issues," the minister said during a Twitter live stream.</p>