How chiller load affected Condenser approach?

11:17: ______________________________________________________________________ Is there a great affect between load and condenser temp approach…?If so, how fast it affect to increase condenser temp approach? How true that if chiller runs at a 100% load will also increase rapidly condenser temp approach? Continue reading

HOW TO WIRE A RTH230B

______________________________________________________________________ I CANT SEEM TO FIGURE OUT WHAT WIRE GOES TO THE RTH230B. THE UNIT IM REPLACIG IS T8195B WHICH HAS 5 WIRES. THE TB195B IS LABLED AS R-RED, C-GREY, G-GREEN, Y-YELLOW AND W-WHITE. THE RTH230B IS RH-HEATING POWER SUPPLY, Continue reading

Robertshaw 9851i Thermostat D terminal

______________________________________________________________________ Hello Houston (hoping your out there), Long time since I’ve I’ve chatted with you (guess that’s a good thing)! To jar your memory, you helped me with hooking up a freeze control and fan relay to operate the Dehumidification Continue reading

Help with finding old Bryant parts

______________________________________________________________________ Hello: we have an old Bryant furnace that we’ve been told has a burnt out transformer and circuit board. We’re having trouble finding parts for our model number – can anyone suggest a crossreference? Our current Bryant model # Continue reading

Pilot wont stay lite

______________________________________________________________________ I have a dual pack outdoor unit Armstrong The pilot will light for about 2 seconds and then go back out. I have changed the inginiter which comes from the gas valve. I have changed the gas valve with Continue reading

WeatherMaker 9200 nightmares

______________________________________________________________________ I’ve been trying to fix my weathermaker 9200 with a code 31. I found some blockage and condensation in the vent pipes. I repaired the blockage and ran it through a test cycle by grounding the test pin. My Continue reading

Blower Motor – quick question

______________________________________________________________________ So my blower motor went the othery day, I got the replacement today. I will be removing the blower motor and want to know if I need to rebalance the blower wheel once new motor is in place. Thanks! Continue reading

Honeywell RTH7500 Fan on auto constantly runs

19:24 ______________________________________________________________________ I need help with a new thermostat I just installed, the Honeywell RTH7500. The old one is a Luxaire Model 6TH11704024. I called tech support for honeywell and we went through and checked all the wires and settings Continue reading