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A.O. Smith AWH-35, Инструкция по эксплуатации, Страница: 4 / 48

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4

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. Read and obey all safety messages and instructions throughout this manual. It is very 

important that the meaning of each safety message is understood by you and others who install, use, or service this heat pump water 

heater.

DANGER

WARNING

CAUTION

CAUTION

DANGER indicates an imminently

hazardous situation which, if not avoided,

will result in injury or death.

This is the safety alert symbol. It is used to alert you to

potential personal injury hazards. Obey all safety

messages that follow this symbol to avoid possible

injury or death.

WARNING indicates a potentially hazardous

situation which, if not avoided, could result

in injury or death.

CAUTION indicates a potentially hazardous

situation which, if not avoided, could result in

minor or moderate injury.

CAUTION used without the safety alert

symbol indicates a potentially hazardous

situation which, if not avoided, could result in

property damage.

All safety messages will generally tell you about the type of hazard, what can happen if you do not follow the safety message, and 

how to avoid the risk of injury.
The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances 

known to the State of California to cause cancer, birth defects, or other reproductive harm, and requires businesses to warn of 

potential exposure to such substances.
This product contains a chemical known to the State of California to cause cancer, birth defects, or other reproductive harm. This 

appliance can cause low level exposure to some of the substances listed in the Act.

APPROVALS

Содержание AWH-35

Страница 1: ...70 SERIES 100 INSTALLATION OPERATION SERVICE MAINTENANCE LIMITED WARRANTY 820 SW 41st Street Renton WA 98057 Read and understand this instruction manual and the safety messages herein before installin...

Страница 2: ......

Страница 3: ...ank Thermostat Wiring 37 Standard Tank Thermostat Wiring 38 High Ambient Air Kit Wiring 39 Building Recirculation Pump Wiring Diagram 40 PIPING DIAGRAMS 41 LIMITED WARRANTY 47 TABLE OF CONTENTS 3 SAFE...

Страница 4: ...possible injury or death WARNING indicates a potentially hazardous situation which if not avoided could result in injury or death CAUTION indicates a potentially hazardous situation which if not avoi...

Страница 5: ...er procedures or the use of non approved refrigerants refrigerant substitutes or refrigerant additives could result in death or serious injury or equipment damage Explosion Hazard Do not use oxygen to...

Страница 6: ...G APPLIANCE INTRODUCTION 6 Detailed installation diagrams are in this manual These diagrams will serve to provide the installer with a reference for the materials and suggested methods of piping IT IS...

Страница 7: ...flowing through the tubes and air flowing across the fins The Blower moves ambient air from the installed space or air ducted to the HPWH from another location across the fins of evaporator coil The r...

Страница 8: ...IQUID COMPONENT WATER CIRCUIT A WATER INLET B WATER PUMP C HEAT EXCHANGER CONDENSER D WATER OUTLET WARM RETURN AIR IN COOL SUPPLY AIR OUT ACCUMULATOR COMPRESSOR CONDENSER HEAT EXCHANGER REFRIGERANT TO...

Страница 9: ...8 660 AWH 115 33 1 113 000 89 000 7 4 4 2 3200 23 1 5 63 38 42 5 8 665 AWH 140 41 6 142 000 110 000 9 2 3 9 3800 28 2 0 63 38 42 5 8 725 AWH 170 50 1 171 000 133 000 11 1 3 9 4900 34 2 0 75 46 42 5 8...

Страница 10: ...ating range the HPWH unit s Ambient Air Limit Thermostat will discontinue heating operation until the entering air temperature returns to this operating range See Figure 15 on page 37 High Ambient Air...

Страница 11: ...ssary to access an adequate or greater source of heat for optimal efficiency See Building Air Pressure Air Flow and Ducting on page 19 CLEARANCES To ensure optimal performance a minimum of 30 inches c...

Страница 12: ...this could result in death serious bodily injury or property damage The load current rating and the overcurrent protection for these conductors shall not exceed 15 amperes for 14 AWG 20 amperes for 1...

Страница 13: ...demand of the application a Mixing Valve should be installed upstream from the building fixtures or at the hot water taps to further reduce system water temperature Mixing valves are available at plum...

Страница 14: ...ause brain damage or death Always read and understand instruction manual Breathing Hazard Carbon Monoxide Gas The supply outlet air from a HPWH installed in a garage or a unit drawing return inlet air...

Страница 15: ...unless spreader bars are furnished and used as depicted in Figure 4 and Figure 5 The side panels and roof of the unit are not constructed to handle significant force from the sides or above The HPWH...

Страница 16: ...H in new construction the following critical points must be observed The HPWH unit 1 Must be installed indoors 2 Should be installed near a floor drain for condensate removal 3 The HPWH storage tank a...

Страница 17: ...S 1 This HPWH unit is not designed to supply hot water directly to hot water fixtures The HPWH unit must be installed with a separate storage tank as shown in the water piping diagrams in this instruc...

Страница 18: ...NK PRE HEAT CONFIGURATION When water temperatures above 140 F 60 C are required the HPWH and storage tank are piped in series upstream with a backup water heater See Water Temperature on page 10 The b...

Страница 19: ...he building structure Gas and carbon monoxide detectors are available Breathing carbon monoxide can cause brain damage or death Always read and understand instruction manual Breathing Hazard Carbon Mo...

Страница 20: ...r entering the HPWH unit the supply air may not be suitable for supplemental space cooling purposes The air temperature drops approximately 12 F to 20 F 7 C to 11 C as it flows through the HPWH unit I...

Страница 21: ...12 14 16 18 20 22 24 MODEL CFM EXT in WG MAXIMUM EQUIVALENT LENGTH FEET AWH 35 1040 0 35 6 18 45 93 185 AWH 55 1650 0 35 3 8 18 40 77 137 AWH 75 2150 0 35 5 11 23 47 83 139 AWH 100 3200 0 35 3 6 14 26...

Страница 22: ...t Water Temperature on page 10 See Figure 7 and Figure 8 on page 18 14 On two tank preheat piping configurations ensure the cold INSTALLATION CHECKLIST 22 water supply is not connected to the back up...

Страница 23: ...mentioned above call the toll free technical support phone number on the back cover of this manual for further assistance 6 When all of the above procedures are complete adjust the tank temperature c...

Страница 24: ...buttons to adjust to the desired differential set point 3 When complete press the SET button to save the change 4 The operating mode of the thermostat will be shown on the LED display next as CoL for...

Страница 25: ...performing any maintenance on the blower assembly disconnect all power to the unit and follow the prescribed lock out tag out procedure Inspect and tighten all bearing collar and wheel set screws afte...

Страница 26: ...plication and usage instructions 5 Allow the unit to dry thoroughly 6 If necessary apply an anti microbial agent on the insulation per the instructions provided on the product label 7 Discard collecte...

Страница 27: ...t pump reduce piping or add booster pump clean heat exchanger with a mild acid wash open all shut off valves Heat pump is not running low pressure fault 1 Room temperature below 50 F 2 Blower not oper...

Страница 28: ...in the inlet and outlet water piping connected between the HPWH unit and the storage tank On new installations ensure the maximum equivalent feet of inlet and outlet piping was not exceeded This is th...

Страница 29: ...ent The cause of the pressure switch contacts opening must be corrected and the control system must be reset before the HPWH will resume compressor operation See Table 11 for pressure switch activatio...

Страница 30: ...e containing a relay or triac transformer and several electronic components Leads from the internal motor sensors are connected to the module As the motor temperature rises or falls the resistance als...

Страница 31: ...nits TABLE 13 ABBREVIATION DESCRIPTION WIRING NOTES PM Phase Monitor Factory If installed PC Pump Contactor Factory Load pump if installed BC Blower Contactor Factory CC Compressor Contactor Factory H...

Страница 32: ...UNIT WIRING DIAGRAMS FUSE SIZES 208 230 VAC SINGLE PHASE 60 HZ 32...

Страница 33: ...UNIT WIRING DIAGRAMS FUSE SIZES 208 230 VAC THREE PHASE 60 HZ AWH 35 AWH 55 and AWH 75 only 33...

Страница 34: ...UNIT WIRING DIAGRAMS FUSE SIZES 208 230 VAC THREE PHASE 60 HZ only 34...

Страница 35: ...UNIT WIRING DIAGRAMS FUSE SIZES 460 VAC THREE PHASE 60 HZ 35...

Страница 36: ...UNIT WIRING DIAGRAMS FUSE SIZES 460 VAC THREE PHASE 60 HZ only 36...

Страница 37: ...AIR TEMPERATURE SENSOR RANCO DIGITAL THERMOSTAT PART ETC 212000 000 24V COM NC NO C NC C NO DIGITAL TANK THERMOSTAT FULL GAUGE MODEL MT511Ri NOTE TANK TEMPERATURE SETTING MUST NOT EXCEED 140 F 60 C C...

Страница 38: ...ATION NOTES 1 Configure stage 1 for cooling 2 Configure stage 2 for heating 3 Set cooling set point at 50 F 4 Set heating set point 95 F 5 Set cooling differential to 10 F 6 Set heating differential t...

Страница 39: ...e on fall WHITE Close RED Close BLACK Close C NO NC 1 2 3 4 5 6 7 8 9 0 1 1 1 2 1 OUTPUT THERMOSTAT TERMINAL STRIP HPWH TERMINAL STRIP AMBIENT AIR LIMIT THERMOSTAT CONFIGURATION NOTES 1 Configure stag...

Страница 40: ...NK FIELD SUPPLIED LINE TEMPERATURE CONTROL INSTALLED IN THE CIRCULATING LOOP RETURN LINE CIRC PUMP MOTOR L1 HOT L2 NEUTRAL 120 VAC POWER NOTE USE SEPARATE 120 VAC POWER SUPPLY FOR PUMP CIRCUIT Figure...

Страница 41: ...URE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP DRAIN WYE STRAINER FULL PORT BALL VALVE TEMPERATURE GAGE CHECK VALVE TANK OR LINE TEMPERATURE CONTROL WARNING THIS DRAWING SHOWS SUGGESTED PIPIN...

Страница 42: ...E TEMPERATURE GAGE CHECK VALVE WARNING THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS TANK OR LINE TEMPERATURE CO...

Страница 43: ...N COLD WATER SUPPLY LINE THERMOSTAT NOTE CONNECT BUILDING RECIRC RETURN TO INLET OF BACKUP WATER HEATER WHEN PRESENT TANK THERMOSTAT PIPE T P TO OPEN DRAIN RETURN WATER INLET PURGE VALVE SUPPLY WATER...

Страница 44: ...ULL PORT BALL VALVE TEMPERATURE GAGE CHECK VALVE TANK OR LINE TEMPERATURE CONTROL WARNING THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES CHECK WITH LOCAL CODES AND ORDINANCES FOR...

Страница 45: ...AND ORDINANCES FOR ADDITIONAL REQUIREMENTS LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP DRAIN WYE STRAINER FULL PORT BALL VALVE TEMPERATURE GAGE CHECK VALVE TANK OR...

Страница 46: ...ion of it in a modified form will void this warranty 4 SERVICE REPAIR AND EXPENSE Under this limited warranty the warrantor will provide only a replacement heat pump water heater or part thereof The o...

Страница 47: ...talled Dealer s Name Dealer s Address Phone No City and State Zip Fill in the following for your own reference Keep it Registration is not a condition of warranty The model and serial number are found...

Страница 48: ...500 Tennessee Waltz Parkway Ashland City TN 37015 Technical Support 800 527 1953 Parts 800 433 2545 Fax 800 644 9306 www hotwater com...

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