Manitowoc QD0322A Use And Care Manual

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Manitowoc QD0322A Use And Care Manual Manual pdf 27 page image

Section 2 Installation InstructionsPart No. 80-1375-3 2-13Remote Condenser/Line Set InstallationREMOTE ICE MACHINESREFRIGERANT CHARGEEach remote ice machine ships from the factory with arefrigerant charge appropriate for installation with linesets of up to 50' (15.25 m). The serial tag on the icemachine indicates the refrigerant charge.Additional refrigerant may be required for installationsusing line sets between 50' and 100' (15.25-30.5 m)long. If additional refrigerant is required, an additionallabel located next to the Model/Serial Numbers decalstates the amount of refrigerant to be added.Typical Additional Refrigerant LabelIf there is no additional label, the nameplate charge issufficient for line sets up to 100' (30.5 m). (See the chartbelow.)Ice MachineRemote SingleCircuitCondenserLine Set*Q490 JC0495 RT-20-R404ART-35-R404ART-50-R404AQ690 JC0895Q890Q1090 JC1095Q1390 JC1395 RL-20-R404ARL-35-R404ARL-50-R404AQ1690 JC1695Q1890 JC1895*Line Set Discharge Line Liquid LineRT 1/2" (12.7 mm) 5/16" (7.9 mm)RL 1/2" (12.7 mm) 3/8" (9.5 mm)Air Temperature Around the CondenserMinimum Maximum-20°F (-28.9°C) 120°F (49°C)IMPORTANTEPA CERTIFIED TECHNICIANSIf remote line set length is between 50' and 100' (15.25-30.5 m), add 1.5 lb. (24 oz) (0.68 kg) of refrigerant to thenameplate charge.Tubing length: _______________________________Refrigerant added to nameplate: ________________New total refrigerant charge: ___________________WARNINGPotential Personal Injury SituationThe ice machine contains refrigerant charge. Installationof the line sets must be performed by a properly trained andEPA certified refrigeration technician aware of the dangersof dealing with refrigerant charged equipment.Ice Machine Nameplate Charge(Charge Shipped in Ice Machine)Refrigerant to be Added for50'-100' Line SetsMaximum System Charge(Never Exceed)Q490 6 lb. (96 oz.) None 6 lb. (96 oz.)Q690 8 lb. (128 oz.) None 8 lb. (128 oz.)Q890 8 lb. (128 oz.) None 8 lb. (128 oz.)Q1090 9.5 lb. (152 oz.) None 9.5 lb. (152 oz.)Q1390 12.5 lb. (200 oz.) 1.5 lb. (24 oz) 14 lb. (224 oz.)Q1690 15 lb. (240 oz.) 2.0 lb. (32 oz) 17 lb. (272 oz.)Q1890 15 lb. (240 oz.) 2.0 lb. (32 oz) 17 lb. (272 oz.)