Bosch SM024 Installation, Operation And Maintenance Manual
Sm cs series
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Summary of Contents for Bosch SM024
- Page 1 SM CS Series Heat pump SM024 | SM036 | SM048 | SMO60 | SM070 Installation, Operation and Maintenance Manual...
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Page 2: Table Of Contents
DX071-1VTX SM070-1CSC SM070-1AVX SM070-1AHX DX071-1VTX DX071-1CCX DX071-1UCX LEGEND: BOSCH box style Vertical Air Handler BOSCH box style Horizontal Air Handler Cased coil Uncased coil Motex unitary style air handler 8 733 920 846 (2013/11) Subject to change without prior notice... -
Page 3: Model Nomenclature
SM CS Series Heat Model Nomenclature | 3 MODEL NOMENCLATURE SM 024 SERIES WATER CONNECTIONS F - Front SIZE COAX OPTIONS C - Copper N - Cupro-Nickel CABINET CONFIGURATION CS - Condensing Section VOLTAGE DESIGNATIONS - 208/1/60 & 230/1/60 Revision Level A KEY TO SYMBOLS SAFETY WARNINGS Warnings... -
Page 4: Standard Sm Cs Package
4 | Standard SM CS package SM CS Series Heat Pump STANDARD SM CS PACKAGE MOVING AND STORAGE If the equipment is not needed for immediate installation upon its arrival at the job site, it should be left in its shipping carton and stored in a clean, dry area. -
Page 5: Air Handler
SM CS Series Heat Piping | 5 Air Handler SM units are supplied with either a copper or optional cupro-nickel condenser. Copper is Locate the air handler unit in an indoor area that adequate for ground water that is not high in allows easy removal of the filter and access panels, mineral content. -
Page 6: Electrical
6 | Electrical SM CS Series Heat Pump ELECTRICAL Refer to electrical component box layout. (Figure #4) Field wiring must comply with local and national electric codes. Power to the unit must be within the operating voltage range indicated on the unit nameplate or on the performance data sheet. - Page 7 SM CS Series Heat Electrical | 7 Safety Devices and the UPM Controller If the thermostat is provided with a malfunction light powered off of the hot (R) side of the transformer, then the thermostat malfunction light connection should be connected directly to the (ALR) contact on the unit’s UPM board.
- Page 8 8 | Electrical SM CS Series Heat Pump • Evaporator freeze protection sensor, mounted after the thermal expansion device and the UPM Board Factory Default Settings evaporator, monitors refrigerant temperature TEMP 30°F between the evaporator coil and thermal expansion valve. If temperature drops below or LOCKOUT remains at freeze limit trip for 30 seconds, the controller will shut down the compressor and...
- Page 9 SM CS Series Heat Electrical | 9 • MALFUNCTION OUTPUT: active. The LED will flash (three (3) times) the Alarm output is If pulse is code associated with this alarm condition. If Normally Open (NO) dry contact. selected the alarm output will be pulsed. The this alarm occurs 2 times (or 4 if Dip switch is fault output will depend on the dip switch set to 4) within an hour the UPM controller will...
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Page 10: Options
10 | Options SM CS Series Heat Pump OPTIONS DPS Water Flow Proving Number of factory installed options are available The DPS water flow proving switch is a factory on SM Series of Heat Pumps. The following details installed option available for the SM series. The the purpose, function and components of each DPS prevents compressor operation if there is option. -
Page 11: Heat Recovery Package
SM CS Series Heat Heat Recovery Package | 11 To identify a Flash Code number, count the 5. Once drained the tank should be flushed with number of consecutive flashes. cold water until the water leaving the drain hose is clear and free of sediment. Every time the module powers up, the last ALERT Flash Code that occurred prior to shut down is 6. -
Page 12: Water Tank Refill
12 | Heat Recovery Package SM CS Series Heat Pump Water Tank Refill Initial Start-Up 1. Open the cold water supply to the tank. Make sure all valves in heat recovery water 2. Open a hot water faucet to vent air from the piping system are open. -
Page 13: Sequence Of Operation
SM CS Series Heat Sequence of Operation | 13 SEQUENCE OF OPERATION Heating Mode The first two stages of heating (Y1 & Y2) operate in Cooling Mode the same manner as cooling, but with the reversing Energizing the “O” terminal energizes the unit valve de-energized. - Page 14 14 | Sequence of Operation SM CS Series Heat Pump UPM Sequence of Operation (SOO) Flow Chart Y1=1 Power/Switchs/Sensor Status Check 18VAC > Lockout Can Be Set To 4 Via Dip Switch Blink Code On Status LED Soft Lockout HPC = 1 COUNT = 2 Record Alarm Start Counter (If Applicable)
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Page 15: Application Considerations
SM CS Series Heat Application Considerations | 15 APPLICATION CONSIDERATIONS pressure must always be maintained in the heat exchanger. This can be accomplished with either Well Water Systems control valve or a bladder type expansion tank. Copper is adequate for ground water that is not When using a single water well to supply both high in mineral content. -
Page 16: Cooling Tower/Boiler Systems
16 | Application Considerations SM CS Series Heat Pump Cooling Tower/Boiler Systems Consult the specification sheets for piping sizes. The cooling tower and boiler water loop temperature is usually maintained between 50° F Do not overtighten the connections. Flexible to 100 ° F to assure adequate cooling and heating hoses should be used between the unit and the performance. - Page 17 SM CS Series Heat Application Considerations | 17 Diagram shows typical installation and is for illustration purposes only. Ensure access to Heat Pump is not restricted. Figure # 13 [1] Line voltage disconnect (unit) [2] Low voltage control connection [3] P/T ports (optional) [4] Hose kits (optional) [5] Ball valves [6] Supply and return line of central system...
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Page 18: Geothermal Systems
18 | Application Considerations SM CS Series Heat Pump Geothermal Systems installation easy. Anti-freeze solutions are utilized when low evaporating conditions are expected to Closed loop and pond applications require occur. Refer to the GLP installation manuals for specialized design knowledge. No attempt at these more specific instructions. -
Page 19: System Checkout
SM CS Series Heat System Checkout | 19 SYSTEM CHECKOUT UNIT START-UP After completing the installation, and before 1. Set the thermostat to the highest setting. energizing the unit, the following system checks 2. Set the thermostat system switch to “COOL”, should be made: and the fan switch to the “AUTO”... -
Page 20: Maintenance
25 FT. 35 FT. 45 FT. 50 FT. 75 FT Charge (Oz)* LIQ. SUC. LIQ. SUC. LIQ. SUC. LIQ. SUC. LIQ. SUC. SM024 SM036 SM048 SM060 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 SM070 1-1/8 1-1/8 1-1/8 1-1/8 1-1/8 CAPACITY MULTIPLIER 1.00 .995... -
Page 21: Unit Check-Out Sheet
Auxiliary Heat Unit Make __________________________________ Model Number: ______________________________ Serial Number _____________________________ Max Fuse Size (Amps) _______________________ Volts / Amps _______________________________ Bosch Group Entering Air Temperature _____________________ 601 NW 65th Court Leaving Air Temperature ______________________ Fort Lauderdale, FL 33309 MAIL TO: Phone: (866) 642-3198 Bosch.Fhp.TechSupport@us.bosch.com... -
Page 22: Troubleshooting
22 | Troubleshooting SM CS Series Heat Pump TROUBLESHOOTING Troubleshooting Information Solution column may reflect a possible fault that may be one of, or a combination of causes and solutions. Check each cause and adopt "process of elimination" and or verification of each before making any conclusion. - Page 23 Compressor Ohms UPM Board LED Indications Model Start Winding Run Winding Indication Color Blinks Description SM024 1.64 GREEN Solid 18-30 VAC Power is present SM036 1.52 0.88 High pressure lockout SM048 1.86 0.52...
- Page 24 24 | Troubleshooting SM CS Series Heat Pump Comfort Alert Module -Flash Codes Status LED Status LED Description Status LED Troubleshooting Information Solution YELLOW "ALERT" Short Cycling 1. Thermostat demand signal is intermittent FLASH CODE 3 Compressor is 2. Time delay relay or control board defective running only briefly 3.
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Page 25: Unit Lockouts
SM CS Series Heat Troubleshooting | 25 Comfort Alert Module -Flash Codes Status LED Status LED Description Status LED Troubleshooting Information Solution YELLOW "ALERT" Welded Contactor 1. Compressor contactor has failed closed FLASH CODE 8 Compressor always 2. Thermostat demand signal not connected to module runs YELLOW "ALERT"... -
Page 26: Operating Temperatures And Pressures
14-17 18-20 98-122 291-356 20-23 50° 124-151 204-250 19-22 110-130 298-364 21-24 134-163 249-305 13-16 17-20 112-136 304-372 8-10 22-26 SM024 60° 128-156 233-287 18-21 117-143 312-381 23-28 Part 138-168 281-341 13-16 17-19 124-152 318-389 9-11 24-29 Load 70° 133-161... - Page 27 SM CS Series Heat Operating Temperatures and Pressures | 27 Operating Temperatures and Pressures COOLING HEATING 73-89 266-325 15-18 30° 77-94 272-333 16-19 117-143 189-231 14-17 18-22 86-105 279-341 17-21 40° 112-137 178-217 19-24 90-110 286-350 18-22 126-154 221-270 14-17 18-21 105-125 293-358...
- Page 28 28 | Operating Temperatures and Pressures SM CS Series Heat Pump Operating Temperatures and Pressures COOLING HEATING 64-78 248-303 15-18 30° 12.0 67-82 254-311 16-19 109-134 183-224 18-22 19-23 75-91 261-319 17-21 40° 12.0 105-128 172-210 10-12 20-25 79-96 267-327 18-23 118-144 214-261...
- Page 29 SM CS Series Heat Operating Temperatures and Pressures | 29 Operating Temperatures and Pressures COOLING HEATING 68-84 256-313 19-23 30° 14.0 73-89 261-319 20-25 113-138 172-210 18-22 19-23 81-99 277-339 22-26 40° 14.0 110-134 161-196 12-14 20-24 86-105 283-346 23-28 116-142 206-252 17-21...
- Page 30 30 | Operating Temperatures and Pressures SM CS Series Heat Pump Operating Temperatures and Pressures COOLING HEATING 71-87 259-316 19-23 30° 18.0 76-92 264-322 20-25 116-141 175-213 18-22 19-23 84-102 280-342 22-26 40° 18.0 113-137 164-199 12-14 20-24 89-108 286-349 23-28 119-145 209-255...
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Page 31: Water Side Pressure Drop Table
SM CS Series Heat Water Side Pressure Drop Table | 31 WATER SIDE PRESSURE DROP TABLE Figure 17: Water side pressure drop in PSIG Water PD @ 77°EWT Series with Water SM024 SM036 SM048 12.5 SM060 17.5 12.5 SM070 17.5... -
Page 32: Wiring Diagrams
32 | Wiring Diagrams SM CS Series Heat Pump WIRING DIAGRAMS 8 733 920 846 (2013/11) Subject to change without prior notice SM CS Series Heat Pump... -
Page 33: Dimensional Drawings
SM CS Series Heat Dimensional Drawings | 33 DIMENSIONAL DRAWINGS Revised 11-13 8 733 920 846 (2013/11) -
Page 34: Spare Parts List
34 | Spare Parts List SM CS Series Heat Pump SPARE PARTS LIST Item #1 is not available as a part kit for ordering. Each section is started with kit names and part numbers, followed by an exploded view illustration identifying all the available components, assemblies and kits. - Page 35 SM CS Series Heat Spare Parts List | 35 CSParts List - Cabinet Figure # 19 Revised 11-13 8 733 920 846 (2013/11)
- Page 36 36 | Spare Parts List SM CS Series Heat Pump CSParts List -Refrigeration and Electrical Figure # 20 8 733 920 846 (2013/11) Subject to change without prior notice SM CS Series Heat Pump...
- Page 37 SM CS Series Heat Spare Parts List | 37 CS Parts List - Handle Revised 11-13 8 733 920 846 (2013/11)
- Page 38 38 | Spare Parts List SM CS Series Heat Pump CS Parts List - EBOX 8 733 920 846 (2013/11) Subject to change without prior notice SM CS Series Heat Pump...
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Page 39: Notes
SM CS Series Heat Notes | 39 NOTES Revised 11-13 8 733 920 846 (2013/11) - Page 40 40 | Notes SM CS Series Heat Pump 8 733 920 846 (2013/11) Subject to change without prior notice SM CS Series Heat Pump...
- Page 41 601 N.W. 65th Court, Ft. Lauderdale, FL 33309 Phone: 866-642-3198 | Fax: 954-776-5529 www.boschtaxcredit.com | www.bosch-climate.us Revised 11-13...