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Omega VSHP 020G, Installation And Operation Manual, Page: 1 / 39

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OMEGA VSHP SERIES 

Installation and Operation Manual (IOM) 

 

VERTICAL STACKED  

WATER SOURCE HEAT PUMPS 

MODEL: VSHP SE / VSHP HE 

FAN CABINET DEV. G

 

CHASSIS DEV.F, DEV.G

 

CONTROL BOARD: V3

 

DOCUMENT RELEASE: OMEGA

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VSHP.G

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IOM

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2205

 

 

 

 

 

 

 

 

 

omega-heatpump.com  
omega@omega-heatpump.com 

Supersedes document OMEGA

-

VSHP.G

-

IOM

-

2203

 

Revision Notes: 

 

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Chassis Storage & Inspection

 

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Maintenance Schedule Update

 

 

Summary of Contents for VSHP 020G

Page 1: ...CE HEAT PUMPS MODEL VSHP SE VSHP HE FAN CABINET DEV G CHASSIS DEV F DEV G CONTROL BOARD V3 DOCUMENT RELEASE OMEGA VSHP G IOM 2205 omega heatpump com omega omega heatpump com Supersedes document OMEGA VSHP G IOM 2203 Revision Notes Chassis Storage Inspection Maintenance Schedule Update ...

Page 2: ...mits 8 6 Chassis Installation 8 Installation of Fittings and Hoses 8 Units with NPSM Riser and Chassis Fittings 8 Units with NPT Riser and Chassis Fittings 8 Chassis Install 8 7 Unit Start Up 10 Checklist 10 Initial Start Up 10 8 Controls 11 Microprocessor Controller 11 DIP Switch Settings 11 Thermostat Cable 11 Fan Control with ECM 11 Fan Speed Set by Thermostat 11 Manual Fan Speed Control 3 Spee...

Page 3: ...result in death of serious injury ALL FIELD WIRING MUST BE PER FORMED ONLY BY A QUALIFIED ELECTRICIAN All wiring must be in accord ance of with the manufacturer s specifications Wiring that is improperly installed and or grounded could result in FIRE ELECTRO CUTION and other serious hazards Manufacturer is not responsible for damage equipment or site issues resulting from the improper connections ...

Page 4: ...ose kits and manual shut off valves Optional risers are furnished with type L M copper Available 3 inch deep swage connections on same size piping Contractor to provide couplings where the piping is not swaged or for joining dissimilar piping sizes 2 CABINET DIMENSIONS VSHP Cabinet Dimensions Silver Gold Series Standard High Efficiency W D C Horizontal Top VSHP 020G 14 x 8 12 x 12 VSHP 030G 14 x 8...

Page 5: ...OMEGA VSHP G IOM 2205 3 VSHP Gold Series Dimensions ...

Page 6: ...supply air openings Front Back Side Top with 1 1 2 duct flange 3 Electrical box with advanced microprocessor 4 Optional 1 5 inch perimeter flange 5 Removable Blower Fan assembly 6 Heat pump chassis HE chassis shown 7 Chassis service cover panel 8 1 inch MERV 8 pleated air filter 9 Return air R A panel available in acoustic or perimeter Acoustic shown 1 2 3 4 6 7 5 8 9 ...

Page 7: ...ured to cabinet with shipping brackets Once discharge plenum is fastened to the underside of the concrete slab shipping brackets must be removed Factory installed flexible connection joins the upper and lower sections S and D cleats are used to join upper and lower plenums to the metal portion of the flex connection The plenum comes with factory pre punched knockouts on all sides Discharge opening...

Page 8: ...e used for water supply return or condensate risers with any heat pump products as this may result in failure of the system and serious property damage Do not rest or lean the unit on the risers Do not use the risers or stub outs to pick up the unit Only designated lift points should be used when moving or lifting cab inets Do not drop the risers 5 CABINET RISER INSTALLATION Risers are designed to...

Page 9: ...ble system flushing servicing and balancing of supply and return risers the following field supplied com ponents are required shut off valves drain tees and drain valves and flow measuring devices Refer to the job site engineering design specifications and building drawings for more detailed information Flushing Cleaning Once the riser system is complete the riser system must be cleaned and flushe...

Page 10: ...t components and other piping Internal cop per pipes can shift during transport storage or installation INSTALLATION OF FITTINGS AND HOSES Upon removal of service cover panel check cabinet inte rior for construction debris and dust Clean out all dust and debris Units with NPSM Riser and Chassis Fittings Connect the supplied hoses to the Male NPSM riser shut off valves Do not apply pipe dope or pip...

Page 11: ...tions Hand tighten then using a back up wrench tighten fittings as necessary En sure that the hose supply and return connections are not reversed and matched to correct risers Wa ter IN and water OUT is stamped on the chassis sheet metal enclosure 6 If riser loop system has been commissioned and operational open the riser shut off valves Check for any signs of water leaks at all water connection p...

Page 12: ... off valves are in the OPEN position ___Riser loop water is circulating through all units and at design conditions ___Unit condensate drain hose is securely attached to drain pan and condensate riser ___Indoor unit blower spins freely ___All ductwork is complete ___All cutting sanding drywalling patching work is complete ___Thermostat is in the OFF position INITIAL UNIT START UP 1 Close disconnect...

Page 13: ...ocks A minimum 4 wire thermostat cable is required for single fan speed thermostats where com mon wire is not required A 5 wire cable is recommend ed for most modern thermostats Ensure thermostat provides 24V power to G fan termi nal during call for heating or cooling Fan Control with EC Motors ECM Pulse Width Modulated PWM signal is utilized to con trol fan motor speeds between 0 and 100 of full ...

Page 14: ... time a call for compressor is terminated to prevent compressor over cycling Fan On Off Timer The Fan On timer of 10 seconds starts anytime there is a call for fan request and 10 seconds after a call for compressor is terminated Valve Open Closed Timer The valve open timer of 1 minute starts anytime a fan and compressor request are made to develop flow in the water coil The valve closed timer of 1...

Page 15: ...o WIFI router Turn off mobile data Once connected open up your internet browser i e Internet Explorer Google Chrome and type in the following address 192 168 0 99 Direct to Laptop Method 1 To connect to the controller with a laptop you will need the following Ethernet cable Laptop 2 Remove electrical box access panel and connect ethernet cable directly into surface mounted ethernet port RJ45 on co...

Page 16: ... and type in the following address 192 168 0 99 8 The following home page will load for the controller software Below is a screen shot of the interface version 5 4 1 software is shown 9 An event log feature called Log Dump allows for re cording unit operation information during faults or at start up as a troubleshooting aid For example in the figure below the first line item indicates Y terminal w...

Page 17: ...rant leaks ANNUAL MAINTENANCE 1 Perform an annual maintenance inspection of the fan and blower motor assembly All units come with permanently lubricated fan motors DO NOT oil or lubricate fan motors Clean up any dirt or debris that may have accumulated 2 Visually inspect the electrical box annually for signs of component damage due to overheating or poor electrical contact 3 Completely clean the i...

Page 18: ...w Correct incoming supply voltage setting at Transformer Check that the line voltage is matched to 208V or 240V transformer taps Heating Cooling Defective compressor capacitor Med Check capacitor and replace if required Should be replaced every 4 5 years Heating Cooling Defective compressor windings Low Check compressor windings for damage Replace if required Heating Cooling 0 3min Limit switches ...

Page 19: ... REV HPS High Pressure Switch Check continuity between that switch is Normally Closed LPS Low Pressure Switch Check continuity between that switch is Normally Closed RST Refrigerant Suction Temperature Sensor Check resistance for 10KOhm sensor across RST and Common white EWT Entering Water Temperature Sensor Check resistance for 10KOhm sensor across EWT Common white LWT Leaving Water Temperature S...

Page 20: ...Low pressure alarm Soft Lock Out Red Solid Leaving water temperature too hot Non latching alarm Red Blinking Sensor open missing or close shorted Non latching alarm replace sensor Red Solid Entering water temperature too hot Non Latching fault Red Blinking Sensor open missing or close shorted Non latching alarm replace sensor Red Solid Condensate overflow alarm Hard Lock Out 2 Trips Red Blinking C...

Page 21: ...nce Height Slab Thickness 2 inch overlap Rounded up to 120 or 144 Omega supplies two standard riser lengths 120 10 and 144 12 to be field cut on site Omega does not supply extension tailpieces or transition riser pieces for joining dissimilar piping sizes Items are field provided Risers available in Type L and Type M DWV copper Condensate riser comes with optional 3 8 inch thick closed cell insula...

Page 22: ... HEAT PUMPS OMEGA VSHP G IOM 2205 20 Size in Length in VSHP 020G 1 2 24 VSHP 030G 1 2 24 VSHP 040G 1 2 24 VSHP 050G 1 2 24 VSHP 060G 1 2 24 VSHP 080G 3 4 30 VSHP 100G 3 4 30 VSHP 120G 3 4 30 Model Hose Kit Hose Kit Sizes ...

Page 23: ...060 Y 18 20 5 6 080 100 120 Z 22 24 5 8 Unit Size K in W Cabinet Size D S Supply Riser C Condensate Riser R Return Riser Center riser stub outs in cabinet riser openings Do not let stub outs rest on or contact sheet metal cabi net otherwise can result in water leaks and proper ty damage Riser Stub Distance from Cabinet Wall Return Air ...

Page 24: ...opening sizes are con figurable to meet site design conditions Notes Discharge opening sizes are customer configurable Published sizes shown are maximum factory default sizes Customer to verify discharge opening sizes match design requirements for proper airflow and select appropriate discharge openings at time of order Unit comes standard with field knockout style discharge openings on all sides ...

Page 25: ...potential freezing and bursting of mechanical components All necessary precautions should be taken to temper Outside Air sufficiently above freezing point before entering the unit Optional built in Fresh Air Duct is suited for applications where the Energy Recovery Ventilator ERV unit is re mote mounted The factory installed fresh air intake accepts fresh air connection from a remote mounted ERV F...

Page 26: ...t Duct W D RETURN AIR RETURN AIR RETURN AIR RETURN AIR W D Horizontal Vertical VSHP 020G 12 x 8 8 x 12 VSHP 030G 12 x 8 8 x 12 VSHP 040G 12 x 8 8 x 12 VSHP 050G 14 x 12 10 x 16 VSHP 060G 14 x 12 10 x 16 VSHP 080G 14 x 14 14 x 14 VSHP 100G 16 x 14 14 x 18 VSHP 120G 16 x 16 14 x 18 Top Supply Opening w Fresh Air Duct A x B inches Y Z Model Cabinet Size X Dimensions in 22 16 17 5 20 5 24 5 18 Top dis...

Page 27: ...anel Sizes VHSP Acoustic Return Air Panel D C A 2 Mounting Holes x4 A B C D VSHP 020 VSHP 030 VSHP 040 VSHP 050 VSHP 060 VSHP 080 VSHP 100 VSHP 120 21 1 4 X 54 15 1 4 23 5 8 56 1 2 19 5 8 56 1 2 Y 54 17 1 4 Z 54 Cabinet Size Model Acoustic RA Panel Dimensions inches 56 1 2 17 5 8 Optional Baffle1 ...

Page 28: ...lude flooring thickness underlayment and any concrete leveling as part of calculation Example If using a 5 baseboard with 1 Finished Flooring height and 0 5 gap B 5 1 0 5 1 5 B 5 Therefore a 5 Cabinet Base is required G BH B Flooring Cabinet Base Concrete Slab Baseboard Acoustic Return Air Panel 1 25 Example Baseboard to Base Height Table Baseboard Height Cabinet Base Height Up to 5 5 5 to 6 6 6 t...

Page 29: ...rated acoustical insulation 5 With optional Baffle allow for an additional 2 inch of clearance between stud and front of cabinet from what is indicated above 0 625 1 Front of Cabinet to Front of Stud Min 2 Typ 1 2 Drywall Nom 2x2 Studs Shown 1 1 2 x 1 1 2 Removable Acoustic RA Grille PLAN VIEW VSHP CABINET ACOUSTIC RETURN AIR PANEL Standard 1 Filter Screws x 4 Rough In Width Acoustic RA Panel Fram...

Page 30: ...n 1 increments C Flange Height Above Floor B 1 25 D Rough In Height Above Floor B 2 5 Acoustic Panel Rough In Dimensions Y X W D X Y VSHP 020G VSHP 030G VSHP 040G VSHP 050G VSHP 060G VSHP 080G VSHP 100G VSHP 120G 15 3 4 Cabinet Dimensions in Model Cabinet Size 17 3 4 21 3 4 Rough In in X 16 17 1 2 Y 18 20 1 2 54 1 2 Z 22 24 1 2 54 1 2 54 1 2 ...

Page 31: ... D C A 2 B Latch Cylinder Lock Optional Perimeter Locking A B C D VSHP 020 VSHP 030 VSHP 040 VSHP 050 VSHP 060 VSHP 080 VSHP 100 VSHP 120 Y 58 1 4 21 1 8 60 3 4 23 5 8 Z 58 1 4 25 1 8 60 3 4 27 5 8 Model Cabinet Size Perimeter RA Panel Dimensions inches X 58 1 4 19 1 8 60 3 4 21 5 8 ...

Page 32: ...eling as part of calculation Example If using a 5 baseboard with 1 Finished Flooring height and 0 5 gap B 5 1 0 5 0 5 B 7 Therefore a 7 Cabinet Base is required G BH B 0 5 Flooring Cabinet Base Concrete Slab Baseboard Perimeter Return Air Panel Example Baseboard to Base Height Table Baseboard Height Cabinet Base Height Up to 3 5 3 to 4 6 4 to 5 7 5 to 6 8 Includes 1 Total Flooring Using gap G 0 5 ...

Page 33: ...al sound attenuation insulate the closet cavity with plenum rated acoustical insulation 2 Typ 1 2 Drywall Nom 2x2 Studs Shown 1 1 2 x 1 1 2 PLAN VIEW VSHP CABINET PERIMETER RETURN AIR PANEL Standard 1 Filter Screws x 6 Rough In Width Perimeter RA Panel Frame Unit Cabinet to Back Wall No Risers Min 1 2 W Risers Min 6 Typ Unit Cabinet to Left Right Wall W Nom 2 x2 Studs Min 3 VSHP VSHY CABINET Filte...

Page 34: ... 1 increments C Flange Height Above Floor B 0 5 D Rough In Height Above Floor B 0 625 Perimeter Panel Rough In Dimensions Y X W D X Y VSHP 020G VSHP 030G VSHP 040G VSHP 050G VSHP 060G VSHP 080G VSHP 100G VSHP 120G Cabinet Size Z 22 24 1 2 58 3 4 17 1 2 Y 18 20 1 2 58 3 4 58 3 4 X 16 19 1 2 21 1 2 25 1 2 Model Rough In in Cabinet Dimensions in ...

Page 35: ...OMEGA VSHP G IOM 2205 33 VHSP Electrical Schematic ECM Fan ...

Page 36: ...an Speed G2 Medium Fan Speed G3 High Fan Speed Y Compressor On O B Reversing Valve C Common Heat Cool Thermostat R 24VAC G1 Low Fan Speed G2 Medium Fan Speed G3 High Fan Speed Y Cooling O B Heating C Common Field supplied 6 wire thermostat cable shown Min 5 wire required for smart thermostats ...

Page 37: ...70 655 650 640 620 610 595 580 565 550 WHISPER M ODE N A N A N A 620 580 560 520 480 440 410 380 340 300 260 LOW 800 760 740 720 695 660 640 620 MED 880 860 840 820 800 780 750 720 700 670 650 625 600 MED 880 860 840 820 800 780 750 720 700 670 650 625 600 HIGH 895 880 860 820 805 795 780 770 760 WHISPER M ODE N A N A N A 620 580 560 520 480 440 410 380 340 300 260 LOW 960 940 920 890 860 840 820 ...

Page 38: ...balancing valve see nameplate for GPM rating Air Temperature Measure the difference in temperature across air coil for measuring sensible capacity T LAT EAT Sensible Capacity Btuh T x CFM x 1 08 Entering Air Temperature EAT ______F Leaving Air Temperature LAT ______F T _________o F Sensible Capacity Btuh _________ Fan Speed Used Low Med High Compressor Amp ________ Fan Amp ________ Run Time For Te...

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