Carrier AQUAZONE 50PEC09-18 Installation, Start-up And Service Instructions Manual

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2signifies hazards that could result in personal injury or death.CAUTION is used to identify unsafe practices, which would re-sult in minor personal injury or product and property damage.GENERALThe 50PEC water source heat pump console unit is a decen-tralized room terminal designed for field connection to aclosed-circuit piping loop.Units are typically installed in perimeter zones, usually un-der windows. Supply air is discharged directly into the condi-tioned space through discharge grilles located in the top of theunit.INSTALLATIONStep 1 — Check Jobsite — Units are typically in-stalled along an outside wall of the room. Refer to Fig. 1 and 2for an illustration showing piping locations. Install units withadequate clearance to allow maintenance and servicing. Referto Table 1 and Fig. 3-14. Locate the console unit so that it pro-vides adequate air circulation throughout the room.Installation, operation and maintenance instructions areprovided with each unit. Before unit start-up, read all manualsand become familiar with the unit and its operation. Thoroughlycheck out the system before operation. Complete the inspectionsand instructions listed below to prepare a unit for installation.1. Compare the electrical data on the unit nameplate withordering and shipping information to verify that the cor-rect unit has been shipped.2. Keep both the chassis and cabinet covered with the ship-ping carton until all plastering, painting, and finish workis complete and it is time to install the chassis and cabinet.3. Verify that the refrigerant tubing is free of kinks or dents,and that it does not touch other unit components.4. Inspect all electrical connections. Connections must beclean and tight at the terminals.Table 1 — 50PEC Physical DataWARNINGElectrical shock can cause personal injury or death. Beforeinstalling or servicing system, always turn off main powerto system. There may be more than one disconnect switch.Turn off accessory heater power if applicable.IMPORTANT: The installation of console water source heatpump units and all associated components, parts, and acces-sories which make up the installation shall be in accordancewith the regulations of ALL authorities having jurisdictionand MUST conform to all applicable codes. It is the respon-sibility of the installing contractor to determine and complywith ALL applicable codes and regulations.CAUTIONTo avoid equipment damage, do not use these units as asource of heating or cooling during the construction pro-cess. The mechanical components and filters used in theseunits quickly become clogged with construction dirt anddebris which may cause system damage.CAUTIONTo avoid the release of refrigerant into the atmosphere, therefrigerant circuit of this unit must only be serviced bytechnicians who meet local, regional, and national profi-ciency requirements.CAUTIONAll refrigerant discharged from this unit must be recoveredwithout exception. Technicians must follow industryaccepted guidelines and all local, regional, and nationalstatutes for the recovery and disposal of refrigerants.CAUTIONWhen a compressor is removed from this unit, systemrefrigerant circuit oil will remain in the compressor. Toavoid leakage of compressor oil, the refrigerant lines of thecompressor must be sealed after it is removed.BASE UNIT 50PEC 09 12 15 18NOMINAL COOLING CAPACITY (Btuh) 9,300 12,300 13,800 16,000COMPRESSOR RotaryBLOWERMotor HorsepowerWheel Size D x W (in.) 2 each1/205 1/ 4 x 61/ 41/ 125 1/4 x 61/ 41/ 851/ 4 x 6 1/ 41/ 851/ 4 x 6 1/4FILTER SIZE (in.) Bottom Return (Qty) 10 x 30 x 1 (1) 10 x 30 x 1 (1) 10 x 30 x 1 (1) 10 x 36 x 1 (1)FILTER SIZE (in.) Front Return (Qty) 7 x 291/ 2 x 1/ 8 (1) 7 x 291/2 x 1/ 8 (1) 7 x 291/ 2 x 1/ 8 (1) 7 x 351/ 2 x 1/8 (1)UNIT WEIGHT (lb)ShippingOperating 185175 190180 200190 232220REF. TO AIR HEAT EXCHANGERFace Area (sq ft)No. of Rows DeepCopper Tube Size OD (in.)Fin Spacing (FPI)1.423/8131.433/8131.833/ 8131.833/ 812REFRIG. CHARGE (R-410A)/CKT (oz)No. of Circuits 281 291 371 391UNIT CABINET WITH BOTTOM RETURN WITH STANDARD5 in. SUBBASE Width x Height x Depth (in.) 48 x 26 x 12 48 x 26 x 12 48 x 26 x 12 54 x 26 x 12UNIT CABINET WITH FRONT RETURN(NO SUBBASE) Width x Height x Depth (in.) 48 x 21 x 12 48 x 21 x 12 48 x 21 x 12 54 x 21 x 12WATER IN/OUT SIZE OD SWEAT (in.) 1/2 1/2 1/ 2 3/ 4CONDENSATE SIZE ID VINYL (in.) 5/8 5/8 5/ 8 5/ 8