UPDATE 1-Trane aircon maker Ingersoll-Rand beats 1st-qtr estimates
April 23, 2014 at 09:22 AM EDT
April 23 (Reuters) - Ingersoll-Rand Plc, best known for its Trane airconditioners, forecast current-quarter earnings above estimates after reporting better-than-expected first-quarter results, helped by higher sales of its heating and cooling systems.