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General| Model | 50BA |
|---|---|
| Type | Single Package Cooling Unit |
| Refrigerant | R-410A |
| Cooling Capacity | Varies by model (check specific model number for exact capacity) |
| Energy Efficiency Ratio (EER) | Varies by model (check specific model number for exact EER) |
| Power Supply | Electric |
| Sound Level | Varies by model (check specific model number for exact dB level) |
| Dimensions (H x W x D) | Varies by model (check specific model number for exact dimensions) |
| Weight | Varies by model (check specific model number for exact weight) |
| Voltage | 208-230/460/575 V (Varies by specific model) |
Provides general installation details for self-contained cooling units.
Details unit support requirements and refers to weight and dimension tables.
Instructions for rigging, handling, and placing the unit to prevent damage.
Procedure for back-mounted horizontal discharge fan section for units 016 and 024.
Details fan and motor arrangements for horizontal discharge on specific unit models.
Instructions for mounting fan motors on specific unit models.
Procedure for centering the fan wheel horizontally within the fan scroll venturi.
Ensures shaft and wheels are concentrically centered with respect to the fan housing venturi.
Procedure to align the shaft and wheels horizontally when they are off center.
Guidelines for securing and insulating field-fabricated ductwork for proper installation.
Instructions for checking and replacing return air filters for optimal unit performance.
Procedure for adjusting spring-mounted compressors to prevent rocking during operation.
Details on connecting water inlet and outlet for water-cooled condensers.
Specifies standard pipe connections for the condensate pan drain.
Guidelines for locating and connecting air-cooled condensers to the base unit.
Instructions for operating service valves on compressors and liquid lines.
Guidelines for field wiring the unit, complying with electrical codes and unit nameplate.
Information on factory-installed and field-supplied thermostats for capacity control.
Information on availability and field installation of accessory heating coils.
Step-by-step guide for safely starting up the unit after installation.
Instructions for properly shutting down the unit to prevent damage or freezing.
Details on adjusting the capacity control valve set point and pressure differential.
Details on pressure relief devices, crankcase heaters, and pressurestats.
Explains the Time Guard circuit's function for controlled compressor starting.
Procedure for changing fan speed by adjusting the fan pulley and belt tension.
Instructions for lubricating fan motor bearings and fan shaft bearings.
Procedures for cleaning condensate drains and unit drain pans at the start of cooling season.
Methods for cleaning dirt and debris from the evaporator coil using brushes or vacuum.
Procedure for cleaning scale deposits from water-cooled condensers using acid solution.
Details on using a gravity flow method to clean condensers with acid solution.
Periodic inspection and cleaning of air-cooled condensers as per specific instructions.
Information on using sight glasses for field charging of refrigerant.
Steps for charging refrigerant into water-cooled and air-cooled condenser units.
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