Heating maintenance completed on 5 Rtu 2 furnaces and 3 heat pumps Gas pressures had to be adjusted on gas valves for Lennox and daikon units Cleaned flame sensors and blowed out heater sections with pressurized air Heat exchanger on daikon units Cleaned flame is starting to build rust but no carbon monoxide detected on supply Will have to change unit in the near future if there is carbon monoxide present Heat pump #2 had a leaking capacitor and was reading 0/15 mfd Swapped out and tested heat pump Heat is operational now on oxbox #2 Oxbox #1 and #2 are on great working order no issues to report on those units Blowed out all heater sections and service section with pressurized air to maintain clean connections at circuit boards and gas orifice’s for proper heat functionality