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Thread: blast freezer
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15-09-2008, 08:03 PM #1
blast freezer
i have a blast freezer that is on r507 there is 2 bock compressors and 2 blower units the room temp must be -20 but is only a going to -10 the one blower has a block of ice from the expansion valve to the coil the other blower is fine the high side is about 250psi and there is flow the unit has been working with no problems and now has started can somebody give suggestions i suspect the exp valve & orifice the unit has been running for the last 5 years.Thanks Robert
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