State Water Heaters 100 Series User's Information Manual
Air source heat pump, commercial heat pump, water heating systems.
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Also See for 100 Series:
- Instruction manual (104 pages) ,
- User's information manual (44 pages) ,
- Service handbook (84 pages)
Related Manuals for State Water Heaters 100 Series
Summary of Contents for State Water Heaters 100 Series
- Page 1 User’s Information Manual Series 100 Models: SHPA-25 - SHPA- 60 - SHPA-90 - SHPA-125 - SHPA-185 - SHPA-250 Air Source Heat Pump Commercial Heat Pump Water Heating Systems Certified UL 1995:2015 CSA C22.2 NO. 236:2015...
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Page 3: Table Of Contents
TABLE OF CONTENTS SAFE INSTALLATION, USE AND SERVICE....1 TEMPERATURE-PRESSURE RELIEF VALVE.....12 GENERAL SAFETY INFORMATION......2 TANK SELECTION...............12 PRECAUTIONS..............2 SOLAR TANKS..............12 GROUNDING INSTRUCTIONS..........2 CONTAMINATED AIR............13 INTRODUCTION............3 STORAGE & HANDLING...........13 QUALIFICATIONS..............3 STORAGE RECOMMENDATIONS......13 PREPARING FOR THE INSTALLATION........3 INSTALLATION............14 PRINCIPLE OF OPERATION..........4 REQUIRED ABILITY.............14 THE REFRIGERATION CYCLE..........4 GENERAL.................14 AIR TEMPERATURE RANGE..........4... - Page 4 TABLE OF CONTENTS SINGLE PHASE STARTUP PROCEDURES......21 HOME SCREEN..............29 INITIAL START-UP..............22 ALARM SCREEN..............29 MASTER CONTROL PANEL CONFIGURATION SCREEN..........29 PRE-STARTUP CHECKLIST ..........22 STOP SCREEN............30 ROTATION DIRECTION............22 IP CONFIGURATION..........30 STARTING SOUND..............22 MAINTENANCE AND SERVICE........30 START UP..............22 ROUTINE MAINTENANCE..........30 SETTING LOWER LIMIT CONTROL AIR FILTERS................30 VALVE LIMIT FOR SINGLE-PASS......23 DRAIN PAN................30...
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Page 5: Safe Installation, Use And Service
SAFE INSTALLATION, USE AND SERVICE The proper installation, use and servicing of this commercial heat pump water heater is extremely important to your safety and the safety of others. Many safety-related messages and instructions have been provided in this manual and on your own heat pump water heater to warn you and others of a potential injury hazard. -
Page 6: General Safety Information
GENERAL SAFETY INFORMATION PRECAUTIONS GROUNDING INSTRUCTIONS This heat pump water heater must be grounded in accordance **DO NOT USE THIS UNIT IF ANY PART HAS BEEN UNDER WATER.** with the National Electrical Code and/or local codes. These Immediately call a qualifi ed service agency to inspect the unit must be followed in all cases. -
Page 7: Introduction
INTRODUCTION Thank you for purchasing this heat pump water heater. Properly This manual contains instructions for the installation, operation, installed and maintained, it should give you years of trouble and maintenance of the heat pump water heater (HPWH). It free service. also contains warnings throughout the manual that you must read and be aware of. -
Page 8: Principle Of Operation
4. In order to expedite your request, please have full model The Blower moves ambient air from the installed space or air and serial number available for the technician. ducted to the HPWH from another location across the fi ns of evaporator coil. -
Page 9: Features & Components
FEATURES & COMPONENTS PRODUCT ILLUSTRATION ACCUMULATOR THERMOSTATIC RETURN AIR EXPANSION VAVLE INLET (TXV) (AIR FILTERS) RECIEVER BLOWER EVAPORATOR (HEAT EXCHANGER) (AIR TO REFRIGERANT) COMPRESSOR SUPPLY AIR OUTLET CONDENSER (HEAT EXCHANGER) (REFRIGERANT TO WATER) ELECTRICAL PANEL CONDENSATE BLOWER DRAIN MOTOR WATER OUTLET WATER INLET Figure 1 Component Refrigeration Circuit... -
Page 10: Air To Water Cycle
AIR TO WATER CYCLE... -
Page 11: Rough In Dimensions
ROUGH IN DIMENSIONS Figure 2 PERFORMANCE SPECIFICATIONS PERFORMANCE SPECIFICATIONS TABLE 1 Performance Dimensions Weight Water Water Inlet Flow Cooling Model Number Heating Operating Outlet Length Width Height Rate Capacity Capacity Weight Weight Water (GPM) (LBS) (LBS) (FPT) BTUH BTUH SHPA-25 27,450 21,200 1,250... -
Page 12: Installation Requirements
INSTALLATION REQUIREMENTS AIR TEMPERATURE Read all installation requirements in this manual before installation begins. The installation must conform to these ENTERING AIR TEMPERATURE instructions and all local and national code authority having The return (entering) air temperature range of operation for jurisdiction. -
Page 13: Conditioned Space
ELECTRICAL REQUIREMENTS utilized when possible. If installation in a space with an adequate heat source is not possible the HPWH unit can be Ensure the power supply voltage and phase at the job site ducted to/from another space such as a boiler room or to the matches the power supply ratings listed on the HPWH data outdoors where suffi cient heat is available. -
Page 14: Minimum Wire Size
MINIMUM WIRE SIZE Allowable Ampacities of Insulated Conductors Single-phase heat pump water heaters are two wire circuits. Three-phase heaters are three wire circuits. In addition to the foregoing, a grounded conductor is required. Not more than three conductors in raceway, cable, or earth (directly buried), based on ambient temperature of 30°C (86°F) TABLE 3 +The load current rating and the over current protection for these conductors shall not exceed 15 amperes for 14 AWG. -
Page 15: Water Piping
WATER PIPING CLOSED WATER SYSTEMS Read all installation requirements in this manual before Water supply systems may, because of code requirements or installation begins. such conditions as high line pressure, among others, have installed devices such as pressure reducing valves, check The water piping installation must conform to these instructions valves, and back fl ow preventers. -
Page 16: Condensate Removal
should be installed upstream from the building fi xtures or at the hot water taps to further reduce system water temperature. Mixing valves are available at plumbing supply stores. Consult a Qualifi ed Installer or Service Agency. Follow the mixing valve manufacturer’s instructions for installation of the valves. -
Page 17: Contaminated Air
Before using any solar tank in this application, contact your • When using a forklift to raise the HPWH unit ensure the forks are positioned correctly between the runners on the representative or call the toll free technical support number on the back cover of this manual for further assistance. -
Page 18: Installation
INSTALLATION REQUIRED ABILITY SERVICE TOOLS See Qualifications on page 3 regarding regulations and Installation and service of the HPWH unit requires ability certifi cations required under Section 608 of the Clean Air Act equivalent to that of a qualifi ed agency in the fi eld involved. before servicing the refrigeration circuit. -
Page 19: Pad Mounting
The following critical points must be observed when the HPWH unit is suspended from the ceiling: Hanging rods must not obstruct access doors. 2. VIBRATION ISOLATORS ARE REQUIRED to prevent transmission of mechanical vibration into the building structure. Selection of suitable isolators should be made by a qualifi ed engineer. -
Page 20: Single Tank Configuration
10. For optimal performance minimize the equivalent length the peak water fl ow rates through the water heating system. See of water piping between the HPWH and storage tank. Piping Diagrams on page 34 for detailed piping diagrams. 11. Building hot water recirculation loop should be connected to the inlet of the backup water heater on two tank preheat confi gurations or to the storage tank on single tank confi gurations. -
Page 21: Temperature Sensor Installation
TEMPERATURE SENSOR INSTALLATION DUCT SIZING The HPWH unit is shipped from the factory with a Digital Tank Supply and return air ducting must be sized properly to insure adequate airflow. Table 6 & Table 7 on page 18 provide Thermostat that includes a Temperature Sensor: requirements for the total equivalent supply and return Secure the Temperature Sensor inside a Sensor or Thermal duct lengths allowed. -
Page 22: When To Install Ducting
WHEN TO INSTALL DUCTING • The total equivalent length of all supply and return air ducting must not exceed the maximum equivalent HPWH units are often installed in unoccupied spaces or equipment lengths shown in Table 6 or Table 7. rooms where there is an ample source of ambient heat and no •... -
Page 23: Return Air Ducting
• Ducting supply air only to an alternate location, such as INSTALLATION CHECKLIST the outdoors, may cause excessive negative air pressure inside the building envelope. The list below represents some of the most critical installation • Provision must be made to prevent a negative pressure requirements that, when overlooked, often result in operational in the installed space or building envelope. -
Page 24: Condensate Drain
12. Ensure the cold water supply is not connected directly 25. Ensure all electrical connections in the HPWH control to or Tee fi tted to the inlet water line on the HPWH. See panel are securely tightened. the Service and Installation Notes for Inlet & Outlet Water 26. -
Page 25: Single Phase Startup Procedures
• Turn power on. Check and make sure the power at the FIGURE #1 distribution block is the same as the power requirements on the data sticker that is on the electrical panel. • Put an amp meter on one of the legs for the blower/ fan motor. -
Page 26: Initial Start-Up
INITIAL START-UP phasing of the power to L1, L2 and L3. Since there is a 50/50 chance of connecting power in such a way as to cause rotation CAUTION OIL DILUTION! Bearing malfunction! It is important in the reverse direction, it is important to include notices and to ensure that new compressors are not subjected to liquid instructions in appropriate locations on the equipment to ensure abuse. -
Page 27: Setting Lower Limit Control Valve Limit For Single-Pass
the HPWH from rapid short cycling that can cause all water valves between the HPWH and the tank or water permanent damage to the unit. system are fully open. Ensure the external water pump is running. If the temperature rise continues to be excessive •... -
Page 28: Purging The Condenser On A Plc
Observe if the goal of 3-4GPM has been met (this value will fl uctuate slightly on the screen) A. If the GPM is too high reduce the lower limit value If the GPM is too low increase the lower limit value Repeat this process until the goal of 3-4GPM has been achieved. -
Page 29: Basic Mode
RESTRICTED MODE After 30 seconds of inactivity, while in any screen, the control reverts to the Main screen. Switching the Controller to Restricted Mode will prevent users Saved settings remain in the control’s memory during power from adjusting most or all of the parameter settings. The main interruptions. -
Page 30: Temperature & Setpoints
MASTER SCREENS TEMPERATURE & SETPOINTS MASTER PANEL HOME SCREEN To view and adjust the temperature setpoint, follow these steps. • View the HMI mounted on the electrical panel door. Locate the “High Temp” value on the setup screen. • Touch the box representing the current value. A keypad and cursor will appear. -
Page 31: Master Screen Terminology
MASTER SCREEN TERMINOLOGY CONFIGURATION SCREEN HOME SCREEN “Comp HRS” – Compressor Hours: indicates the compressor run time hours of each unit “LP” – Low Pressure: indicates the suction line pressure on the “Pump %” - Percentage of envelope sent to pump via low side of the system communication connection. -
Page 32: Member Screens
SINGLE UNIT HOME SCREEN DISPLAYING ALARM compressor run hours, alarm status, and unit number. Then the master will call the unit in the fi rst unit in the run order to turn on If the tank temperature does not increase 1°F in 300 seconds than the second unit in the run order will be called to run 4. -
Page 33: Single Unit Ip Address Configuration
SINGLE UNIT IP ADDRESS CONFIGURATION remaining time in pump countdown, when the count down starts the pump turns on SCREEN (FOR USE CONTACT STATE) Remote Mode Indicator – indicates if this unit is connected to a master panel via Ethernet, if it isn’t then it will display a start button Alarm Indicator –... -
Page 34: Stop Screen
heat pump, follow the draining instructions in the storage STOP SCREEN tank manual, and replace the temperature-pressure relief valve with a properly rated/sized new one. If you do not understand these instructions or have any questions regarding the temperature-pressure relief valve call the toll free number listed on the back cover of this manual for technical assistance. -
Page 35: Blower Motor
CLEANING INTERNAL INSULATION The pillow block bearings come pre-lubricated from the factory. These bearings should be lubricated at least once per year. Inspect the internal insulation on a yearly basis for any microbial The recommended lubricant is Shell Alvania #2 or S3. Caution: growth. -
Page 36: Factory Charge
TABLE 10 If the measured temperature rise through the HPWH unit is less than 8°F (4°C) checking the charge is not necessary unless other conditions warrant testing. Short water piping runs between the HPWH and the storage tank will produce lower temperature rises and are not problematic. -
Page 37: Troubleshooting
TROUBLESHOOTING Problem Possible Causes Corrections Sheet Metal fasteners are loose. Tighten Fasteners Operating vibration is transferring to fl oor or Heat Pump is too noisy building structure. Place vibration dampers underneath unit Blower pulley assembly loose or out of Tighten or align pulleys alignment Tubing, valves, or fi... -
Page 42: Limited Warranty
COMMERCIAL HEAT PUMP WATER HEATER LIMITED WARRANTY EFFECTIVE This warranty shall apply only when the heat pump water heater is installed in accordance with local plumbing and building codes, Compressor - ordinances and regulations, the warrantor’s printed instructions provided If within One (1) Year after delivery of this heat pump with it and good industry practices. - Page 43 500 Tennessee Waltz Parkway Ashland City, TN 37015 Technical Support: 1-833-447-3201 www.statewaterheaters.com...
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Page 44: Service Log
Service Log Issue Description Date Servicer... - Page 45 Service Log Issue Description Date Servicer...
- Page 46 Notes...