Bosch FHP EC Series Installation, Operation And Maintenance Manual

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EC Large Model

Installation, Operation and Maintenance Manual

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Summary of Contents for Bosch FHP EC Series

Page 1 EC Large Model Installation, Operation and Maintenance Manual...
Page 2 2 | Contents EC Large Model Contents Sequence Of Operation ...........7 Model Nomenclature ..........2 Upm Sequence Of Operation (Soo) Flow Chart ..8 Introduction .............3 Unit Options ............9 Initial Inspection ............3 Piping ...............9 General Description ..........3 Well Water Systems ..........10 Moving And Storage ..........3 Cooling Tower / Boiler Application ......11 Safety Considerations..........3 Earth Coupled Systems .........12...
Page 3 3 | EP Series Introduction | 3 EC Large Model INTRODUCTION: units as follows: Vertical units less than 6 tons, no more than two high. Horizontal units less than 6 tons, no more These models use scroll and reciprocating compressors than three high.
Page 4 EC Large Model 4 | Mounting Horizontal Units: should be run to an eave at a location that will be noticeable. If the unit is located in a crawl space, the bottom of the unit must be at least 4” above grade to prevent flooding of the electrical parts due to heavy rains.
Page 5 5 | EP Series Duct Systems | 5 EC Large Model DUCT SYSTEM: THERMOSTAT CONNECTIONS: All models are provided with a return air duct flange, Thermostat wiring is connected to the 5-position (6- while a supply air outlet collar is provided on all models position on dual compressor models) low voltage terminal except the 6 thru 12 ton horizontal models to facilitate block located in the upper portion of the electrical box.
Page 6 6 | Unit Protection Module EC Large Model Inputs: Dedicated inputs for: • MALFUNCTION OUTPUT—Alarm output is Normally Open (NO) dry contact. If 24 VAC output is needed R · High Pressure Switches (HPC) must be wired to the ALR-COM terminal; 24VAC will ·...
Page 7 7 | EP Series Considerations | 7 EC Large Model NOTE: The blower motor will remain active Caution during a lockout condition. • UPM BOARD DEFAULT SETTINGS —Your UPM board will come from the factory with the following default settings: •...
Page 8 UPM Sequence of Operation (SOO) Flow EC Large Model UPM SEQUENCE OF OPERATION (SOO) FLOW CHART START RESET ON R RESET ON Y1 = ON R = 24VAC POWER/ SWITCHES/SENSOR CLEAR FAULTS STATUS CHECK BLINK CODE ON STATUS LED SOFT LOCKOUT COUNTER V >...
Page 9 9 | EP Series Unit Options EC Large Model piping connections to the units to insure against leaks and Heating Mode possible heat exchanger fouling. Do not overtighten the Heating operates in the same manner as cooling, but with connections. Flexible hoses should be used between the the reversing valve de-energized.
Page 10 Well Water Systems 10 | EC Large Model WELL WATER APPLICATIONS (50°F EWT MIN.) 1. LINE VOLTAGE DISCONNECT 2. FLEX DUCT CONNECTION 3. LOW VOLTAGE CONTROL CONNECTION 4. LINE VOLTAGE CONNECTION 5. VIBRATION PAD 6. P/T PORTS 7. HOSE KITS (Optional) 8.
Page 11 11 | EP Series Cooling Tower/Boiler Application | 11 EC Large Model COOLING TOWER/BOILER APPLICATION 1. LINE VOLTAGE DISCONNECT 2. LOW VOLTAGE CONTROL CONNECTION 3. P/T PLUGS (Optional) 4. HOSE KITS Figure #8 5. BALL VALVES 6. SUPPLY AND RETURN LINES OF CENTRAL SYSTEM 7.
Page 12 Earth Coupled Systems 12 | EC Large Model EARTH COUPLED APPLICATION 1. LINE VOLTAGE DISCONNECT (UNIT) 2. FLEX DUCT CONNECTION 3. LOW VOLTAGE CONTROL CONNECTION 4. LINE VOLTAGE CONNECTION (UNIT) Figure #9 5. P/T PORTS 6. VIBRATION PAD 7. CONDENSATE DRAIN 8.
Page 13 13 | EP Series System Checkout | 13 EC Large Model SYSTEM CHECKOUT: MAINTENANCE: • After completing the installation, and before Filter changes or cleanings are required at regular energizing the unit, the following system checks intervals. The time period between filter changes will should be made: depend upon type of environment the equipment is used in.
Page 14 Wiring Diagram 14 | EC Large Model WIRING DIAGRAM 970 289 (2014/06) Subject to change without prior notice EC Series...
Page 15 15 | EP Series Wiring Diagram | 15 EC Large Model WIRING DIAGRAM EC Series Subject to change without prior notice 970 289 (2014/06)
Page 16 Wiring Diagram 16 | EC Large Model WIRING DIAGRAM 970 289 (2014/06) Subject to change without prior notice EC Series...
Page 17 17 | EP Series Wiring Diagram | 17 EC Large Model WIRING DIAGRAM EC Series Subject to change without prior notice 970 289 (2014/06)
Page 18 Wiring Diagram 18 | EC Large Model WIRING DIAGRAM 970 289 (2014/06) Subject to change without prior notice EC Series...
Page 19 19 | EP Series Wiring Diagram | 19 EC Large Model WIRING DIAGRAM WIRING DIAGRAM EC Series Subject to change without prior notice 970 289 (2014/06)
Page 20 Wiring Diagram 20 | EC Large Model WIRING DIAGRAM 970 289 (2014/06) Subject to change without prior notice EC Series...
Page 21 21 | EP Series Operating Temperature and Pressure | 21 EC Large Model OPERATING TEMPERATURES & PRESSURES Operating Temperatures & Pressures, EC072-120 OPERATING DATA COOLING HEATING ENTERING SUCTION DISCHARGE WATER SUCTION DISCHARGE WATER WATER FLOW MODEL WATER PRESSURE PRESSURE TEMP TEMP PRESSURE PRESSURE...
Page 22 Operating Temperature and Pressure 22 | EC Large Model Operating Temperatures & Pressures, EC150-210 OPERATING TEMPERATURES & PRESSURES OPERATING DATA COOLING HEATING ENTERING SUCTION DISCHARGE WATER SUCTION DISCHARGE WATER WATER FLOW MODEL WATER PRESSURE PRESSURE TEMP TEMP PRESSURE PRESSURE TEMP TEMP TEMP, ˚F PSIG...
Page 23 23 | EP Series Operating Temperature and Pressure | 23 EC Large Model Operating Temperatures & Pressures, EC240-360 OPERATING TEMPERATURES & PRESSURES OPERATING DATA COOLING HEATING ENTERING SUCTION DISCHARGE WATER SUCTION DISCHARGE WATER WATER FLOW MODEL WATER PRESSURE PRESSURE TEMP TEMP PRESSURE PRESSURE...
Page 24 Max Fuse Size (Amps) __________________________________ Volts / Amps_____________________ /______________________ Entering Air Temperature _______________________________ Leaving Air Temperature _______________________________ Bosch Group 601 N.W. 65th Court Fort Lauderdale, FL 33309 Phone: 866-642-3198 Fax: 800-776-5529 www.bosch-climate.us 970 289 (2014/06) Subject to change without prior notice...
Page 25 25 | EP Series Troubleshooting | 25 EC Large Model TROUBLESHOOTING Problem Possible Cause Checks and Corrections Entire unit Power Supply Off Apply power, close disconnect does not run Blown Fuse Replace fuse or reset circuit breaker. Check for correct fuses Voltage Supply Low If voltage is below minimum voltage specified on unit data plate, contact local power company.
Page 26 26 | Notes EC Large Model 970 289 (2014/06) Subject to change without prior notice EC Series...
Page 27 27 | EP Series Notes | 27 EC Large Model EC Series Subject to change without prior notice 970 289 (2014/06)
Page 28 601 N.W. 65th Court Ft. Lauderdale, FL 33309 Phone: 866-642-3198 Fax: 954-776-5529 www.bosch-climate.us 970-289 (2014/06)

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