Title: Climate Controls Ltd - MG Series 2000.pdf
quantity of grease in the gearbox and the positioning of the grease breather hole - see diagram below.The motor must not point upwards as this will result in some of the gears inside the gearbox runningdry.IMPORTANTUnder normal circumstances,gearboxes may only be fittedwithin this 90° range.If you wish to mount the gearbox in any other way, please let us know at the time of ordering so thatadjustments may be made to ensure smooth running.You should also ensure that the gearbox is mounted in such a way that it is easy to gain access to theterminal box on the motor and the limit switch enclosure.COUPLINGS The chain couplings supplied with the gearboxes allow for a certain amount of angular misalignment ofthe drive tube. They also allow for the difference in thermal expansion and contraction between theconstruction and the steel drive tube. Any misalignment of the drive tube will cause uneven pressure