When a drain line is pvc the imc dictates that it should be supported every 4 when horizontal while maintaining proper pitch and every 10 vertically.
Auxiliary ac condensate drain instruction in attic installs.
A primary pan that is installed on the coil and an auxiliary pan that is either installed inside the unit below the primary pan or under the unit.
Most but not all ac units will have an easy to locate access point to the drain line.
The primary ac condensate drain is normally drained to either the main house drain or to the outside via a pvc pipe about the same size as the on draining into the garage.
The auxiliary pan drain shall discharge to a conspicuous point of disposal to alert occupants in the event of stoppage of the primary drain.
However there was no drain pan installed.
815 3 1 a properly trapped receptor.
Imc 307 2 5 states that the condensate assembly must be installed in such a way that the drain line can be cleared of blockages and maintained without cutting the drain.
A central air conditioner condensate trap purpose is to prevent air from being discharged from or sucked back into the a coil compartment or air handler during system operation.
If discharged into the drainage system equipment shall drain by means of an indirect waste pipe.
So why put an hvac system up in the attic at all.
An auxiliary condensate drain pan at least 1 5 deep and at least 3 larger than the length width of the appliance beneath which it is placed using corrosion resistant material of adequate thickness 0 7mm galvanized metal or 1 6mm non metallic e g.
Is a drain pan still required eve if there is an auxiliary drain line.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
Tankless water heater condensation drain connected to ac condensation drain.
For the attic air conditioner drip pan installation a missing trap on the primary ac condensate discharge pipe compromises system s efficiency.
An ac unit will produce condensate all the time not just when its over a certain temp outside.
Find the condensate drain line and drain line access point.
There are two types of drain pans.
815 3 point of discharge.
Attic hvac systems save space.
An auxiliary drain pan with a separate drain shall be installed under the coils on which condensation will occur.
Check your ac unit in the attic.
The air handler in the attic main condensation drain line was connected and also the auxiliary drain line.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
Drip pans also called condensate pans are placed under the air conditioner coils to catch any condensation that forms.
An auxiliary drain pan with separate drain.
Plastic with a separate drain installed under.
Well mainly it s a way to save space.
