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Page 24

PS QuarterHorse Series Chillers

Service Notes

Содержание QuarterHorse Series 0.25 Portable Chiller PS-025

Страница 1: ...PS 025 QuarterHorse Series 0 25 hp Portable Chiller Operation and Installation Manual...

Страница 2: ...neering is committed to a continuing program of product improvement Specifications appearance and dimensions described in this manual are subject to change without notice Copyright AEC Application Eng...

Страница 3: ...e working on equipment It is a good idea to remove the fuses and carry them with you Make sure the chiller is properly GROUNDED before switching power on When welding or brazing in or around this equi...

Страница 4: ...ur New Chiller 1 6 In the Event of Shipping Damages 1 7 If the Shipment is Not Complete 1 8 If the Shipment is Incorrect 1 9 Returns 2 Chiller Installation 11 2 1 Electrical Connections 2 2 Process Wa...

Страница 5: ...ts 17 4 1 Introduction 4 2 PS Pre Startup Checklist 4 3 PS Startup Checklist 5 Microprocessor Control 19 5 1 Introduction 5 2 Setting the Process Water Temperature 5 3 Power Switch 6 Routine Maintenan...

Страница 6: ...Page 6 PS QuarterHorse Series Chillers Charts and Figures 1 PS050A Process Pump Curves 10 2 PS Series Chiller Specifications 10 3 Ethylene Glycol Curve 13 4 Overhead Piping 14...

Страница 7: ...Necessary Documents The following documents are necessary for the operation installation and maintenance PS Series Chillers Additional copies are available from Application Engineering Familiarize th...

Страница 8: ...s chillers are shipped mounted on a skid enclosed in a plastic wrapper and open crated on all four sides and top Pry the crating away from the skid and remove Use a pry bar to remove the blocks securi...

Страница 9: ...original Bill of Lading is attached to our original invoice If the shipment was prepaid write us for a receipted transportation bill 1 7 If the Shipment is Not Complete Check the packing list The appa...

Страница 10: ...6 13 6 15 1 4 0 4 4 16 7 4 8 18 2 Do not extrapolate pump curves Figure 2 PS Series Chiller Specifications PS Quarter Horse Series Cap 65 F lwt 90 F ambient Nominal chilled water Compressor Process c...

Страница 11: ...illed water connections to the process must be of adequate size See Figure 4 on Page 14 for sizing recommendations The largest possible openings and passages should be provided for the flow of chilled...

Страница 12: ...t air or fume exhausts will be drawn into the condenser Air cooled condensers must be cleaned frequently Neglect reduces capacity increases operating costs and leads to possible chiller failure See Ch...

Страница 13: ...the side panel then remove the bushing installed on the top of the tank Install a pipe nipple and tee to the coupling on top of the tank Use one side of the tee for the vent line and the other side fo...

Страница 14: ...drains into the reservoir To prevent this install a check valve in the unit TO PROCESS line and a vacuum breaker at the high point of the return FROM PROCESS line See Figure 4 below for more informati...

Страница 15: ...reservoir tank The process water is pumped through the evaporator where it is cooled The coolant flows to the process and returns to repeat the cycle A chilled water bypass assembly between the supply...

Страница 16: ...Page 16 PS QuarterHorse Series Chillers Notes...

Страница 17: ...PS 025 QuarterHorse Series 0 25 hp Portable Chiller Operation and Installation Manual...

Страница 18: ...Page 18 PS QuarterHorse Series Chillers Notes...

Страница 19: ...e from its mounting housing It is factory set and adjusted no field adjustment to the internal controls is necessary 5 2 Setting the Process Water Temperature Press and hold the star key While holding...

Страница 20: ...Page 20 PS QuarterHorse Series Chillers Notes...

Страница 21: ...re to do so may result in dislodging the bearing grease retainer eventually causing bearing failure Compressors are hermetically sealed no oiling is required 6 2 Condenser Maintenance Dirty condenser...

Страница 22: ...Page 22 PS QuarterHorse Series Chillers Notes...

Страница 23: ...on Page 13 for more information Pump pressure is low see pump curve Check for foreign matter Clean the system Pump pressure is too high Restricted water flow Check for partially closed valves etc Be s...

Страница 24: ...Page 24 PS QuarterHorse Series Chillers Service Notes...

Страница 25: ...PS QuarterHorse Series Chillers Page 25 Service Notes...

Страница 26: ...5pm CST call 847 439 5655 AEC Application Engineering has a qualified service department ready to help Service contracts are available for most AEC Application Engineering products Sales Department Ca...

Страница 27: ...express authorization If the serial number has been defaced or removed from the component the warranty on that component is void Defective parts become the property of the warrantor and are to be ret...

Страница 28: ...801 AEC Drive Wood Dale IL 60191 1198 USA 630 595 1060 Fax 630 595 6641 http www aecinternet com...

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