What about a presure differential switch or a check valve and flow switch
Type: Posts; User: chris4
What about a presure differential switch or a check valve and flow switch
proportional band
I worked for a company in.S.C. for one day. They told the H.O. they needed a new unit because of a rusted accumulator. They sold them a new air handler the year before because of a bad blower motor....
The load limit refers to how many comps or how much you allow the chiller to load up. Comp A may be configured not to run. What are your LEDs on the comp protection module reading. (red flashing...
First check to see if B comp. is programmed to be the lead compressor. If it is then A compressor will not come on until B has reached full load. Also see if in the configuration that you dont have a...
I have installed and serviced these Lieberts. They are called CRVs. Ive never seen one in a raised floor application. They are smaller and sit in the aisle between they servers. They can work off of...
I jumped the gun. 11 ton operating weight is 1975. 14 ton operating weight is 2178. 17 ton operating weight is 2441. Those are all in lbs. The first set of numbers was its shipping weight
the literature says the max weight for SFBD 8.5 tons is 1620lbs. The book goes further to say for 11, 14, and 17 ton units the lift should be able to handle 2910 lbs. It does not specify if that is...
Press selct and enter at the same time. The alarm will read across the marq.
Honeywells website has all the manuels. I believe it has to be 2 degrees below setpoiunt for second stage. Is the stat calling on w2 at the unit?
I've seen this alarm on aquasnaps and package units that also use comfort link. I've resolved it by cleaning the transducers or once a broken wire on the suction presure swith. The controller looks...
Split heat pump. Calls for 12* subcooling. Rated comp for 21 amps. Actual readings are suction 90psi liquid 215psi with 95* ambient. Suction line temp 56* 3* superheat liquid line temp 105* with 6*...