Omega VSHP Series Installation And Operation Manual

Vertical stacked water source heat pumps
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OMEGA VSHP SERIES
Installation and Operation Manual (IOM)
VERTICAL STACKED
WATER SOURCE HEAT PUMPS
MODEL: VSHP
DEV. F
DOCUMENT RELEASE: OMEGA-VSHP.F-IOM-1907
3325A Orlando Dr.
Mississauga, ON, L4V 1C5
T. 905.670.2269
F. 905.670.3822
omega-heatpump.com
omega@omega-heatpump.com
ISSUE DATE: JULY 2019

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Summary of Contents for Omega VSHP Series

  • Page 1 OMEGA VSHP SERIES Installation and Operation Manual (IOM) VERTICAL STACKED WATER SOURCE HEAT PUMPS MODEL: VSHP DEV. F DOCUMENT RELEASE: OMEGA-VSHP.F-IOM-1907 3325A Orlando Dr. Mississauga, ON, L4V 1C5 T. 905.670.2269 F. 905.670.3822 omega-heatpump.com omega@omega-heatpump.com ISSUE DATE: JULY 2019...
  • Page 2: Table Of Contents

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 TABLE OF CONTENTS 1. General Information, Warnings and Disclaimer ................. 1 2. Cabinet Dimensions ..........................2 3. General Unit Information ........................5 4. Inspection & Storage ........................... 5 Inspection of Unit........................5 Storage ............................6 5.
  • Page 3 OMEGA-VSHP.F-IOM-1907 LIST OF FIGURES & TABLES FIGURES Figure 1: Silver Series Cabinet Dimensions ........................2 Figure 2: Gold Series Cabinet Dimensions ........................3 Figure 3: VSHP Assembly View ............................4 Figure 4: Silver and Gold Series Cabinets ........................17 Figure 5: Riser Handing Configurations.......................... 18 Figure 6: Riser Length Measurements ...........................
  • Page 4: General Information, Warnings And Disclaimer

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 IMPORTANT READ THE FOLLOWING MANUAL PRIOR TO INSTALLATION, OPERATION and SER- VICING THIS UNIT. 1. GENERAL INFORMATION & WARNINGS SAFETY SYMBOLS – Warnings, Cautions & Notices There are three advisory symbols used in this document to alert the reader: Warning: Indicates a potentially dangerous situation which could result in death or serious injury.
  • Page 5: Cabinet Dimensions

    OMEGA-VSHP.F-IOM-1907 2. CABINET DIMENSIONS FRONT VIEW RIGHT SIDE VIEW "W" "D" Discharge Supply Air Opening "Knockouts" with 1-1/2" Duct Flange Power Wiring "C" Entrance Low Voltage 7/8" OD Entrance 7/8" OD 8" Low Voltage Total Cover Unit Height Riser High Voltage 3"...
  • Page 6: Figure 2: Gold Series Cabinet Dimensions

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 FRONT VIEW RIGHT SIDE VIEW "W" "D" Acoustic Discharge Plenum Discharge Supply Air Opening "Knockouts" with 1-1/2" Duct Flange Flexible 3" Canvas Duct Connector Power 5" Wiring Entrance Low Voltage "C" 7/8" OD Entrance 7/8"...
  • Page 7: Figure 3: Vshp Assembly View

    OMEGA-VSHP.F-IOM-1907 1. Supply, return and condensate risers. Type ‘M’ or ‘L’ copper. 2. Field “knockout” supply air openings (Front/ Back/Side/Top) with 1-1/2” duct flange. 3. Electrical box with advanced microprocessor. 4. Removable direct drive blower motor assembly. 5. Heat pump chassis.
  • Page 8: General Unit Information

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 3. GENERAL UNIT INFORMATION stalled flexible connection joins the upper and lower sec- tions. “S” and “D” cleats are used to join upper and lower BLOWER & MOTOR plenums to the metal portion of the flex connection. The...
  • Page 9: Storage

    OMEGA-VSHP.F-IOM-1907 STORAGE Both cabinet and chassis units are designed for indoor Risers are designed to allow for 1-1/2 inches of use only. Care must be taken to protect the unit from movement due expansion and contraction. If the total calculated riser expansion exceeds ±1 environmental damage.
  • Page 10: Riser Loop

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 4.Swaged sections are approximately 3 inches deep. Supply and return pipes must be interconnected, at a Risers should be inserted at a depth of approximately 2 minimum in the top and bottom units of each riser, with inches into the 3 inch deep swage.
  • Page 11: Operating Limits

    OMEGA-VSHP.F-IOM-1907 Operating Limits Units with NPSM Riser and Chassis Fittings Table 2: Unit Operation Limits Connect the supplied hoses to the Male-NPSM riser shut-off valves. Do not apply pipe dope or pipe sealant Cooling Heating to NPSM fittings. Always use a back-up wrench. Do Air Limits not overtighten.
  • Page 12: Unit Start-Up

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 7. UNIT START-UP ___Unit blower spins freely. ___Thermostat is in the OFF position. Ensure the building loop system has been cleaned, flushed, chemically treated and commissioned by the water treatment company. Verify that the main system...
  • Page 13: Controls

    OMEGA-VSHP.F-IOM-1907 8. CONTROLS Thermostat Cable Unit comes with a 24 inch long standard 6-wire thermo- MICROPROCESSOR CONTROLLER stat cable. This cable is factory wired to TB1 and TB2 DIP Switch Settings terminal blocks on the controller board. Wire other end of pigtails to thermostat.
  • Page 14: Fan Control With Ecm X13

    Fan Control with ECM X13 Motors The compressor anti-short cycle timer of 7 minutes Omega utilizes the X13 ECM motor for larger sized Heat starts every time a call for compressor is terminated to Pumps. The X13 ECM motor is a multi-voltage motor, prevent compressor over cycling.
  • Page 15: Web Based Access

    “Network & Internet Settings” icon located in WEB BASED ACCESS the bottom right taskbar. The Omega controller hosts a webpage configuration and troubleshooting aid. There are two ways to connect: using a mini-wireless router or directly to a laptop. Wire- less router is the preferred method for fewer configura- tion steps.
  • Page 16 OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 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 was ener- gized (Y=1) when the Cooling (CLG=1) and tripped on Low Pressure fault (LP=0).
  • Page 17: Maintenance Guide

    OMEGA-VSHP.F-IOM-1907 10. MAINTENANCE GUIDE component damage due to overheating or poor electrical contact. Proper unit maintenance will result in optimal unit performance Completely clean the interior of the cabinet. Vacuum any and prevent potentially costly repairs or property damage. Turn dust or debris.
  • Page 18 OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Table 7: Troubleshooting Guide Problem Mode Possible Cause(s) Correction Method Heating/Cooling Main power off Check unit disconnect switch/ circuit breaker/ fuses No response to Heating/Cooling Defective control transformer Confirm thermostat is wired correctly before replacing any thermostat Check for loose thermostat connections.
  • Page 19 OMEGA-VSHP.F-IOM-1907 Table 8: Microprocessor LED Code Guide Description LED Code Alarm Description Red = Solid High pressure alarm. Hard Lock-Out. 3 Trips High Pressure Red = Blinking High pressure alarm. Soft Lock-Out Red = Solid Low pressure alarm. Hard Lock-Out. 3 Trips...
  • Page 20: Figure 4 Silver And Gold Series Cabinets

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Silver series is the Omega standard product built as free standing design. The optional Gold series cabinet includes a factory built-in canvas flex duct collar between the base chassis/blower section and upper discharge plenum.
  • Page 21: Figure 5: Riser Handing Configurations

    OMEGA-VSHP.F-IOM-1907 Back (BK-SR) Left Hand (LH-SR) Right Hand Riser (RH-SR) (Typ.) (Typ.) (TYP.) Chassis Chassis Chassis 16.0 3.0 (TYP.) (Typ.) 3.0 (TYP.) Legend: FRONT Return FRONT Return FRONT Return = Supply Riser = Condensate Riser = Return Riser Chassis Chassis...
  • Page 22: Figure 6: Riser Length Measurements

    A Base Datum indicates where bottom of riser will be located relative to base of cabinet.  Upon request Omega will provide 3 inch deep swage on risers of same pipe size (optional for all risers) for connection to units on the floor below. ...
  • Page 23: Figure 7: Riser Stub-Out Opening Detail (Side View)

    OMEGA-VSHP.F-IOM-1907 Center riser stub-outs in cabinet riser openings. Do not let stub- outs rest on or contact sheet metal cabinet, otherwise can result in water leaks and property damage. RIGHT SIDE VIEW Riser 3" Stub-Out Opening 4" 6" 6" Return Air...
  • Page 24: Figure 9 Hose Kit Details

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Right Side Riser Installation shown Riser Shut-off Valve w/ MNPSM Male Thread Flexible Hose Chassis Connection w/ FNPSM Female w/ MNPSM Male Thread Thread Figure 9 Hose Kit Details Table 10 Hose Kit Sizes...
  • Page 25: Figure 10: Standard "Knockout" Supply Openings

    OMEGA-VSHP.F-IOM-1907 TOS = Top Offset Units comes with standard “Knockout” style discharge openings on 3" Std 1.5" Min. top and all sides for field configuration. This allows for custom dis- charge configurations based on site requirements. (Top) (Back) (Left) (Right)
  • Page 26: Figure 11 Optional Fresh Outside Air Duct

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Optional built-in Fresh Air Duct is suited for applications where the Energy Recovery Ventilator (ERV) unit is remote mounted. The factory installed fresh air intake accepts fresh air connection from a remote mounted ERV.
  • Page 27: Figure 12: Top Supply Air Opening Configurations With Fresh Air Duct

    OMEGA-VSHP.F-IOM-1907 Top discharge for VSHP cabinet with fresh air duct is available in two orientations: Horizontal and Vertical. With in each orienta- tion, Omega offers (4) different configuration option for fresh air duct location. Customer to advise required configuration. "HORIZONTAL"...
  • Page 28: Figure 13: Vshp Acoustic Return Air Panel

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 2" "D" "C" "A" Mounting Holes x4 Figure 13 VHSP Acoustic Return Air Panel Table 13 Acoustic Panel Sizes Acoustic RA Panel Dimensions (inches) Cabinet Model Size VSHP 020 VSHP 030 15 1/4...
  • Page 29: Figure 14: Acoustic Panel Cabinet Base Height Calculation

    OMEGA-VSHP.F-IOM-1907 Acoustic Return Air Panel Baseboard Cabinet Base 1.25" Flooring Concrete Slab Figure 14 Acoustic Panel Cabinet Base Height Diagram Acoustic Panel Cabinet Base Height Calculation Example: Baseboard to Base Height Table = Baseboard Height + Finish Floor Height* Baseboard Height* Cabinet Base Height = Gap (min 0.5”) between baseboard and panel.
  • Page 30: Figure 15: Acoustic R/A Panel Furring Drawing - Typ. 2X2 Framing

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Unit Cabinet to Back Wall: No Risers = Min. 1/2" VSHP CABINET W/ Risers = Min. 6" Typ. Unit Cabinet to Left/Right Wall: W/ Nom. 2"x2" Studs = Min. 1-1/2" Seal RA Perimeter w/...
  • Page 31: Figure 17: Acoustic R/A Panel Furring Drawing - Front & Side View

    OMEGA-VSHP.F-IOM-1907 Figure 17 Acoustic Panel Furring Drawing—Front & Side View = Cabinet Base Height (Min 5", increases in 1" increments) = Flange Height Above Floor (B + 1.25”) = Rough-In Height Above Floor ( B + 2.5") Table 14 Acoustic Panel Rough-In Dimensions...
  • Page 32: Figure 18 Perimeter Panel Dimensional Drawing

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 "B" "D" 2" "C" "A" Figure 18 Perimeter Panel Dimensional Drawing Table 15 Perimeter Panel Sizes Perimeter RA Panel Dimensions (inches) Cabinet Model Size VSHP 020 58 1/4 19 1/8 60 3/4 21 5/8...
  • Page 33: Figure 19: Perimeter Panel Cabinet Base Height Calculation

    OMEGA-VSHP.F-IOM-1907 Perimeter Return Air Panel Baseboard 0.5" Cabinet Base Flooring Concrete Slab Figure 19 Perimeter Panel Cabinet Base Height Diagram Perimeter Panel Cabinet Base Height Calculation Example: Baseboard to Base Height Table = Baseboard Height + Finish Floor Height* Baseboard Height* Cabinet Base Height = Gap (min 0.5”)
  • Page 34: Figure 20: Perimeter R/A Panel Furring Drawing - Typ. 2X2 Framing

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Unit Cabinet to Back Wall: No Risers = Min. 1/2" W/ Risers = Min. 6" Typ. VSHP CABINET Unit Cabinet to Left/Right Wall: W/ Nom. 2"x2" Studs = Min. 3" Seal RA Flange Perimeter w/ Foam Gasket Tape "S"...
  • Page 35: Figure 22: Perimeter R/A Panel Furring Drawing - Front & Side View

    OMEGA-VSHP.F-IOM-1907 Figure 22 Perimeter Panel Furring Drawing– Front & Side View = Cabinet Base Height (Min 5", increases in 1" increments) = Flange Height Above Floor (B - 0.5”) = Rough-In Height Above Floor ( B + 0.625") Table 16...
  • Page 36: Figure 23: Vshp Electrical Schematic- Psc Fan Motor

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Figure 23 VHSP Electrical Schematic—PSC Fan Motor ’ www.omega-heatpump.com...
  • Page 37: Figure 24: Vshp Electrical Schematic - Ecm Fan

    OMEGA-VSHP.F-IOM-1907 Figure 24 VHSP Electrical Schematic—ECM Fan ’ www.omega-heatpump.com...
  • Page 38: Figure 25 Thermostat Wiring Detail

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Power Cable Entrance Low Voltage Notch For Control Wire Optional Front Entrance Low Voltage Control Wire Entrance Factory supplied 6- wire thermostat cable G1 G2 Y O/B C shown. Field supplied 7-wire required for 3-...
  • Page 39: Table 17: Psc Fan Data

    OMEGA-VSHP.F-IOM-1907 Table 17 PSC Fan Data External Static Pressure (in w.g.) Min. Rated Model Speed SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM SCFM HIGH HIGH HIGH HIGH HIGH HIGH 1010 1045 HIGH 1155 1075 1010 1155 1080 1015 1200...
  • Page 40: Table 18: Ecm Fan Data

    OMEGA | WATER SOURCE HEAT PUMPS OMEGA-VSHP.F-IOM-1907 Table 18 ECM Fan Data External External Static Pressure (in w .g.) EC Motor Static Min. Rated Model 0.05 0.15 0.25 0.35 0.45 0.55 Speed Pressure SCFM SCFM Option SCFM SCFM SCFM SCFM...
  • Page 41: Vshp Unit Start-Up Sheet

    ________ Compressor Amp: ________ Fan Amp: ________ Fan Amp: ________ Run Time For Test: ________ Run Time For Test: ________ Omega has a policy of continuous product improvement and reserves the right to change design and specifications without notice. www.omega-heatpump.com...

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