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kevinob33
23-01-2012, 11:14 PM
Just Started Up a new system earlier. Weighed in extra gas on cooling test mode. Reset system and ran on heating. All units ran but with poor off coil temp.System has 1 bc controller and 4 indoors. 2 Ducted and 2 wall. Checked all address all ok. System was pressured tested and held. Re checked extra charge and all ok. Anone with similar problem or any ideas

install monkey
23-01-2012, 11:16 PM
have u set the ports on the indoors to the bc box

kevinob33
24-01-2012, 10:37 AM
All indoors set to ports. Starts on heating standby and comes off all indoors run poor coil temp and poor compressor discharge temp.

stufus
24-01-2012, 12:53 PM
Model numbers????
Outdoor ambient temp?
What were the indoor air on temps.
How long had the power and control network been powered up for WITHOUT ANY interuption.
Poor discharge temp. ......High or low???.
Fill in the blanks and we'll see whats what.
Cheers
Stu

Zeppers75
25-01-2012, 09:30 PM
Are you happy with gas calc?
What temp is discharge? Have you tried running only half the indoors in heating?
It could be the system is over diversity and struggling in full heat over 100%.