While Luf tmeister is out of the BMW business, all the parts installed ware of RB origin, and still all available from RB. Needless to say this is an extremely rare bike, i would say no more than a few K1s were ever so equipped. Keywords: heat pump,ac, service, repair, heat pump, air conditioner, condenser, free, sale, hvac, company, contractor, rooftop, split system, air conditioning, heating, fan motor, thermostat, blower motor, capacitor, r22, Freon, 410a.