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Thread: Foster upright freezer
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22-11-2017, 12:55 PM #1
Foster upright freezer
Can anyone tell me what the suction pressure should be on a freezer running on R404a with a capillary evaporator with fan?
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22-11-2017, 04:56 PM #2
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Re: Foster upright freezer
Hi
it is not hard
room temp. - 6 k = your evaporator and suction temp.
from chart you can find your suction pressureLast edited by mbc; 28-11-2017 at 05:42 PM.
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22-11-2017, 08:44 PM #3
Re: Foster upright freezer
Not on a foster they run low suction pressure and suffer from cap blockages after blocked condensors
They will barely stay on a positive pressure when near setpoint
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28-11-2017, 11:46 AM #4
Re: Foster upright freezer
Ok. Thank you.
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28-11-2017, 01:03 PM #5
Re: Foster upright freezer
.
404a on a freezer is about 1 barg.
Give or take a smidgin for unknown variables.
Rob
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