Howe 2000-RLE - Refrigerant Charging Instructions

FieldInstallation
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11
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RefrigerantChargingInstructions
AllIceFlakersareshippedwithasmallholding
chargeofdrynitrogen.Iceflakersmustbe
evacuatedbeforecharging.
1. Installaliquidlinedrierinthe
refrigerantsupplylinebetweenthe
servicegaugeandtheliquidservice
portofthereceiver.Thisextradrierwill
ensurethatallrefrigerant
suppliedto
thesystemiscleananddry.
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2. Wheninitiallychargingasystemthatis 
inavacuum,liquidrefrigerantcanbe
addeddirectlyintothereceivertank.
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3. Theapproximaterefrigerantchargeis
listedinthetablebelow.Donotover
charge.
Model
System
Charge
1
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Piping
Charge
2
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 1000‐RLE 9 3.4
 2000‐RLE 14 6.4
 3000‐RLE 20 6.4
1
SystemChargeisapproximatepoundsofR‐404aforIce
FlakerandCondensingUnitonly.
2
PipingChargeisapproximateadditionalpounds
refrigerantper100linearfeetofliquidline.
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4. Startthesystemandfinishcharging
untilthesightglassindicatesafull
chargeandtheproperamounthas
beenweighedin.Ifrefrigerantmustbe
addedtothesystemthroughthe
suctionsideofthecompressor,charge
invaporformonly.
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