portable AC users i need your help

IAm5toned

Well-Known Member
no. because with a split unit, you should have the option to use an analog thermostat to run it.
the glory of an analog thermostat... is that it stays set on what you have it set on, regardless if theres power or not.
by incorporating two units... one with a low temp, and one with a high temp, all you would need is whats called a single throw, double pole relay to switch between the two when your timer kicks on.... the power for the higher temp unit, would be run through the normally open set of contacts.. and the power for the night cycle a/c, would be ran through the normally closed set of contacts... that way, when the lights are off, the low temp a/c is running, and when the lights are on, the high temp a/c kicks on.

alternately, this could also be achieved with just a single unit and two analog thermostats... one thermo stat set at high temp, one at low temp.. but more info would be needed for me to tell you how to do it.
 

mrduke

Well-Known Member
thank you sir for your help so far I'm going to go shopping and see if i can find either a window unit that has anolog controls,or maybe that little split unit. then sell the portable on CLto make some of it back. it just seems that w/ co2 the portables aren't the best to begin with and all the extra work involved, I'd be better off just getting the right unit for my application.
 

mrduke

Well-Known Member
fuck it i got a screaming deal on a new 12000 btu window unit at sears it was open box so they knocked 10 % off the clearance price so the total was 153+ tax. already put her in and it is nice and cool now works on the thermo too. And way more sealed then the old walmart 100 dollar 5k btu it replaced, co2 last almost twice as long. :)
 

hdhc337

Active Member
I want to add a relay as described in post 17. Only difference is instead of using a controller, I will be using a timer.

I understand the principle of cutting power to the fan and condenser and routing it through a relay which is controlled by a timer, just need a little more info.

What size relay do I need? How do i connect the wires? My unit also has a dehumidifier setting, do I need more than 1 relay?

Thanks for any help.
 
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