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Table of contents for the manual
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Page 1
GENERAL This completely assembled blower unit is manufactured under ISO 9002 Quality System Certification and includes a well- insulated cabinet, a DX cooling coil with copper tubes and alu- minum fins, an expansion valve, a distributor , throwaway fil- ters, a centrifugal blower , a blower motor , a blower motor contactor , an adjustable belt driv[...]
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Page 2
LIMIT ATIONS These units must be installed in accordance with applicable na - tional, local and municipal safety codes. If components are to be added to a unit to meet local codes, they are to be installed at the dealer's and/or the customer's ex - pense. Refer to T able 2 for Unit Application Data. LOCATION This blower unit is not design[...]
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Page 3
VERTICAL/HORIZONT AL INST ALLATION The unit is shipped for vertical installation with a vertical air dis - charge as shown in Figure 1, but may be converted to other ar - rangements per the following instructions. 1. Remove the panels from the blower section. 2. Remove the four Phillips machine bolts that hold the coil and blower sections together [...]
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Page 4
NOTE: T o minimize the possibility of system failure due to dirt and moisture, a filter-drier must be installed in each liq - uid line as close to the evaporator as possible. Filter- driers are not supplied with the evaporator blowers. They are supplied with the matching condensing sec - tions. The temperature required to make or break a brazed joi[...]
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Page 5
4. All pulleys are factory aligned. 5. All supply air motor pulleys are factory set at two “turns open.” After the supply air blower motor is operating, adjust the resis - tances in both the supply and the return duct systems to bal - ance the air distribution throughout the conditioned space. The job specifications may require that this balanc[...]
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Page 6
6 Unitary Products Group 035-12124-000 Rev . A (0501)I SUPPL Y AIR BLOWER PERFORMANCE 1 - (CFM) BLOWER SPEED RPM AIRFLOW ESP 2 (IWG) OUTPUT (BHP) INPUT (kW) ESP 2 (IWG) OUTPUT (BHP) INPUT (KW) ESP 2 (IWG) OUTPUT (BHP) INPUT (kW) ESP 2 (IWG) OUTPUT (BHP) INPUT (kW) ESP 2 (IWG) OUTPUT (BHP) INPUT (kW 4800 CFM 5400 CFM 6000 CFM 6600 CFM 7200 CFM 600 0[...]
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Page 7
Unitary Products Group 7 035-12124-000 Rev . A (0501) FIG 7 - UNIT DIMENSIONS AND CLEARANCES UNIT ACCESSORIES •ELECTRIC HEA TER Add 15" (381mm) to Unit Height when using 10, 16, 26 or 36kW Heater •SUPPL Y AIR PLENUM Add 27" (686mm) to Unit Height when used •BASE Add 24" (610mm) to Unit Height when used MINIMUM CLEARANCES (in./m[...]
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Page 8
MOTOR SPECIFICATIONS •1450 RPM •380/415-3-50 •Solid base •56 Frame •Inherently protected •Permanently lubricated ball bearings MAINTENANCE FILTERS — The filters must be replaced as often as necessary to assure good air flow and filtering action. EV APORATOR COIL — Do not allow dirt to accumulate on the evaporator coil or other parts[...]