Guys were getting froze out of our new cabs. Problem with heater valve on new cab caused Gleaner to have valve at engine closed. Opening the valve a part of a turn would allow cab to run warmer. Gleaner is working on heater valve problem. First run of new cabs had dirt injestion problem which would quickly plug air conditioner evaporator core and bulliton is out on that. like anything there is a few bugs to get out of the new cab. Catch you later
