HTP Phoenix PH76 Manual Download

Page: 38 / 55

lp-441 Rev. 004 Rel. 000 Date 7.2.21

Part 11 - Controls

A. Control and Display Overview

3 Digit Display

Temp in Fahrenheit (F)

or Celsius (C)

Burner Power Indicator

Economy Mode

Test Mode or

Time for Service

DHW Mode

Warning Icon

Reset Icon

Outdoor Reset Curve

Detailed Description of Button Functions

1. Adjust Setting Down

2. Adjust Setting Up

3. Decreases the User Setpoint

4. Increases the User Setpoint

5. ECO Mode

6. RESET

7. OFF / Mode Enable

Detailed Description of Control Functions

Figure 26 - Control Detail

Modes of Operation

Mode

Screenshot

Description

Range (Default)

Off

The water heater will ignore heat demands while in Off Mode.

To put the water heater in Off Mode, press

Off / On (Off)

Stand-By

In Stand-By Mode, the fan is off, the gas valve is closed and the water inlet

shut-off valve is opened. The water heater goes into Stand-By Mode when it

is powered but not firing.

On Winter / On

Summer / Off (Off)

User Setpoint

The User Setpoint is used to set the temperature for the water heater.
Press either

once to change the User Setpoint. The normal

operation screen will clear and be replaced by a flashing number. This is the

User Setpoint.
Press

to decrease or

to increase the User Setpoint in increments

of two degrees. After choosing the setpoint, wait five seconds. The screen

will return to normal operation and the setpoint will be stored.

70 - 160 (120)

Outdoor Reset Curve

Enabling Outdoor Reset Curve allows the user to set additional parameters

to increase water heater efficiency.

An Outdoor Sensor is required to set Outdoor Reset Curve.

See Advanced Control Functions to set the Outdoor Reset Curve.

0 = Enabled, 1 =

Disabled (0)

ECO

Putting the water heater into ECO Mode reduces the maximum firing rate to

80% of the rated maximum firing rate. This increases water heater efficiency

in times of low water heater demand.

Press

to put the water heater into ECO Mode. Press again to return to

normal operation.

ECO On / Off (Off)

Test

Test Mode allows the installer to test water heater operation by running the

fan at different speeds. To enter Test Mode, press

and

together

for 5 seconds.

Push

to decrease or push

to increase fan speed by 50 RPM

increments. Push

to operate at maximum fan speed. Push

operate at minimum fan speed.

Test Mode will exit automatically after 15 minutes. Press

to leave Test

Mode manually.

Test Mode On / Off

(Off)

Lockout Fault Codes

Lockout codes refer to a temporary condition that must be cleared to

resume operation. If code persists, the heater should be serviced by a

qualified service technician.

Press

to clear

the code. Observe

operation to ensure

code does not reoccur.

Summary of Contents for Phoenix PH76

Page 1: ...l not be held liable for typographical errors in literature NOTE TO CONSUMER PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE 272 Duchaine Blvd New Bedford MA 02745 www htproducts com lp 441 Rev 004 Rel 000 Date 7 2 21 The surfaces of these products contacted by potable consumable water contain less than 0 25 lead by weight as required by the Safe Drinking Water Act Section 1417 Improper installa...

Page 2: ...e Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be provided by a qualified installer service agency or the gas supplier Improper installation adjustment alteration service or mainten...

Page 3: ...preference should be given to the National FuelGasCode ANSIZ223 1in the United States and the NaturalGasand Propane Installation Code B149 1 in Canada latest versions Installations Must Comply With Local state provincial and national codes laws regulations and ordinances In the United States The latest version of the National Fuel Gas Code ANSI Z223 1 from American Gas Association Laboratories 850...

Page 4: ...ions 7 Part 2 Before You Start 8 A What s in the Box 8 B How the Heater Operates 8 C Optional Equipment 8 Part 3 Prepare the Water Heater 8 A Locating the Water Heater 8 B Leveling 9 C Clearances for Service Access 9 D Residential Garage and Closet Installations 10 E Exhaust Vent and Intake Pipe 10 1 Direct Vent of Exhaust and Intake 11 2 Power Venting Indoor Combustion Air in Confined or Unconfin...

Page 5: ...lified service technician Failure to follow this information could result in property damage severe personal injury or death WARNING The manufacturer cannot anticipate every circumstance that might involve a potential hazard Each installation has its own specialized characteristics requirements and possible hazards Therefore all possible incidents are not included in these warnings Proper and safe...

Page 6: ...em may be damaged This can result in substantial property damage Do not use homemade cures or patent medicines Damage to the water heater substantial property damage and or serious personal injury may result Always verify proper operation after servicing the water heater NOTE When inquiring about service or troubleshooting reference the model and serial numbers from the water heater rating label E...

Page 7: ...personal injury or death due to scalding Approximate Time Temperature Relationships in Scalds 120oF More than 5 minutes 125oF 1 1 2 to 2 minutes 130oF About 30 seconds 135oF About 10 seconds 140oF Less than 5 seconds 145oF Less than 3 seconds 150oF About 1 1 2 seconds 155oF About 1 second Table 1 Approximate Time Temperature Relationships in Scalds Households with small children disabled or elderl...

Page 8: ... allow condensate to drain properly Support of the condensate line may be necessary to avoid blockage of the condensate flow Spark Ignition The burner flame is ignited by applying high voltage to the system spark electrode This causes a spark from electrode to ground C Optional Equipment Optional equipment available from HTP and Part 3 Stainless Steel Outside Vent Termination Kit V1000 2 PVC Conce...

Page 9: ...epth of 2 and a minimum diameter 2 greater than the diameter of the appliance The drain pan should empty into an open drain line This drain line should be 3 4 ID minimum piped to an open drain Leakage damages ARE NOT covered by warranty Failure to install a drain pan is the sole responsibility of the owner and or installer Reference UPC 2000 Uniform Plumbing Code Section 510 Protection from Damage...

Page 10: ... with correctly sized combustion ventilation air openings for all other appliances located in the space with the water heater For power venting installations using room air for combustion refer to the venting section this manual for descriptions of confined and unconfined spaces Do not install the water heater in an attic Failure to comply with these warnings could result in substantial property d...

Page 11: ...rea of one square inch per 1 000 BTU hr 22cm2 kW of the total input of all appliances in the space but not less than 100 square inches 645cm2 If the confined space is within a building of tight construction air for combustion must be obtained from the outdoors as outlined in the Venting section of this manual When drawing combustion air from the outside into the mechanical room care must be taken ...

Page 12: ...ns Adjust the thermostat so the appliance will operate continuously 5 Test for spillage at the draft hood relief opening after 5 minutes of main burner operation Use the flame of a match or candle or smoke from a cigarette 6 After it has been determined that each appliance remaining connected to the common venting system properly vents when tested as outlined return doors windows exhaust fans fire...

Page 13: ...T PH76 50 25 000 76 000 2 3 4 3 4 1 2 3 4 155 160 PH76 60 170 PH76 80 195 MODEL NUMBER MAY HAVE A SUFFIX DESIGNATION OF LP FOR PROPANE GAS Figure 3 Water Heater Dimensions NOTE All Dimensions Are Approximate Performance Specifications for Phoenix Light Duty Models BTU Hr Efficiency Temperature Rise in Degrees Fahrenheit F and Celsius C F 40 50 60 70 80 90 100 110 120 130 140 C 22 28 33 39 44 50 56...

Page 14: ...onsareadditionalconnectionsforarecirculation connection air handlers plate exchangers or other devices that supply hot water These connections must be installed in accordance with all local and national codes or any applicable standard that prevails Auxiliary connections are 3 4 on all models Never use dielectric unions or galvanized steel fittings Use only copper or brass fittings Sealant must be...

Page 15: ... CAN RESULT IN PROPERTY DAMAGE SERIOUS PERSONAL INJURY OR DEATH F Scalding This water heater can deliver scalding water Be careful whenever using hot water to avoid scalding injury Certain appliances such as dishwashers and automatic clothes washers may require increased water temperatures By setting the thermostat on this heater to obtain the increased water temperature required by these applianc...

Page 16: ...r all equipment and detailing required by local codes In Massachusetts you must install a vacuum relief valve per 248 CMR 6 Mixing valve application is optional but recommended to help prevent scalding 7 Always shut off power to the water heater or isolate the heater from the system if ANY plumbing work is to be done Running the water heater without water will result in dry firing The piping will ...

Page 17: ...ithout water will result in dry firing NOTES FOR AIR HANDLER APPLICATION 1 MASSACHUSETTS STATE PLUMBING CODE REQUIRES A DISTANCE NO GREATER THAN 50 FEET FROM THE WATER HEATER TO THE FAN COIL IN THE AIR HANDLER 2 MASSACHUSETTS STATE PLUMBING CODE REQUIRES AN ELECTRONICALLY TIMED CIRCULATOR PUMP TO ACTIVATE EVERY SIX HOURS FOR 60 SECONDS THIS CIRCULATOR IS REQUIRED TO BE BRONZE OR STAINLESS 3 ALL WA...

Page 18: ...ury or death Due to the extreme flammability of most glues cements solvents and primers used to join plastic exhaust vent and intake pipes explosive solvent vapors must be cleared from all vent piping before start up Avoid using excess cement or primer as this may pool in the vent pipes Vent assemblies should be allowed to cure for a period of at least 8 hours before powering a connected appliance...

Page 19: ... may be used PVC CPVC pipe and fittings of the same diameter are considered interchangeable The use of cellular core PVC ASTM F891 cellular core CPVC or Radel polyphenolsulfone in exhaust venting systems is prohibited Covering non metallic vent pipe and fittings with thermal insulation is prohibited When installing AL29 4C vent piping DO NOT mix AL29 4C piping from different manufacturers unless u...

Page 20: ...t may be opened Direct Vent 1 foot 3 feet 91 cm Power Vent 4 ft below or to side of opening 1 ft above opening C Clearance to permanently closed window D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance 2 feet 61 cm from the center line of the terminal E Clearance to unventilated soffit F Clearance to outside corner G Clearance to inside corner H Clea...

Page 21: ...E PIPE 4 Ensure the vent is located where it will not be exposed to prevailing winds 5 In all roof venting applications exhaust discharge must point away from the pitch of the roof 6 If the exhaust vent is to be terminated in a walled off area such as a roof with a parapet wall ensure the exhaust vent terminates a minimum of 10 from nearest wall and extends level with or above the top of the wall ...

Page 22: ...he sign shall read in print no less than 0 5 inches in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS Marking of Exhaust Vent and Intake Pipe Piping used for ventilation make up or combustion air intake shall be labeled as follows a Throughout the entire developed length i Labels must be placed every ten feet for exposed visible piping or ii Labels must be placed every three feet for ...

Page 23: ...ing support brackets on vent piping the first bracket must be within 1 foot of the water heater and the balance of 4 foot intervals on the vent pipe Venting must be readily accessible for visual inspection from the first three feet from the heater GREATER TYP MAINTAIN 12 MINIMUM CLEARANCE ABOVE HIGHEST OR GRADE WHICHEVER IS VENT KIT EXHAUST ANTICIPATED SNOW LEVEL EXTERIOR WALL 06 23 15 LP 505 A Si...

Page 24: ...st Air inlet Wall Brackets Figure 11 Venting Below Grade For installations that exit the wall below grade 1 Excavate the site to a point where the pipes are to exit as shown in Figure 11 2 Ensure the wall is fully sealed where the pipes penetrate 3 The exhaust vent air intake piping MUST be secured to the side of the building above grade as shown to provide rigidity 4 Ensurethattheexhaustvent airi...

Page 25: ... support brackets on vent piping the first bracket must be within 1 foot of the water heater and the balance of 4 foot intervals on the vent pipe Venting must be readily accessible for visual inspection from the first three feet from the heater NOTE These drawings are meant to demonstrate system venting only The installer is responsible for all equipment and detailing required by local codes Figur...

Page 26: ...o Concentric Vent Kit installation manual LP 166 for further information on venting with the optional concentric vent kits Concentric venting through an existing system must run vertically through the roof See Table 11 for proper minimum vent sizing Use only the approved venting materials specified in Table 6 for piping the system All instructions listed in this Venting section apply See Figures 1...

Page 27: ...sidered part of the space Confined space is space with volume less than 50 cubic feet per 1 000 Btu hour 4 8 cubic meters per kW of the total input rating of all fuel burning appliances installed in that space Rooms connected directly to this space through openings not furnished with doors are considered part of the space Whendrawingcombustionairfrominsideaconventionallyconstructed building to a c...

Page 28: ...for CPVC pipe For Canadian applications use CSA or ULC certified flexible tube PVC or CPVC pipe fittings and cement 4 If using flexible tube place an overflow tee in the tube line to prevent condensate backing up into the appliance if the tube should kink Ensure the overflow tee is positioned near a drain or in a location that will not damage the surrounding area 5 Do not reduce the size of the co...

Page 29: ...lp 441 Rev 004 Rel 000 Date 7 2 21 29 1 2 3 4 Figure 18 Removing and Installing the Condensate Neutralizer Water Heaters Manufactured Prior to 9 27 17 ONLY ...

Page 30: ...t the power supply when the water heater is in normal operation NOTE For additional electrical protection the use of a whole house surge protector is recommended Damage caused by power surges IS NOT covered by the warranty NOTE If the water heater display does not turn on first check the plug Then check the electrical panel circuit breaker and reset if necessary If the circuit breaker trips again ...

Page 31: ...SWITCH PINK ORANGE RED PINK WHITE BLACK GREY WHITE X4 3 GROUND BLOWER TACH BLOWER 24VDC BLOWER PWM BLACK GREEN COMBUSTION BLOWER GAS VALVE X5 4 X5 3 UPPER TEMP SENSOR 2 YELLOW YELLOW WHITE BLOCKED VENT PRESSURE SWITCH X3 2 X3 1 GREY WHITE GREY BLACK WHITE BLACK OUTDOOR SENSOR OPT X3 7 X3 8 X11 4 X11 3 WHITE FAN NEUTRAL FAN HOT X12 2 X12 1 120V LINE 120V NEUTRAL BLACK WHITE Figure 21 Internal Wirin...

Page 32: ...h Make sure the gas line pressures are within normal limits Pressures outside normal limits can result in poor performance and hazardous operating conditions property damage personal injury or death NOTICE Do not operate the water heater on Natural Gas or LP gas with average sulfur rates greater than 30 mg m3 Doing so could result in improper product operation and failure and WILL VOID the water h...

Page 33: ...1 2 NPT connection on the water heater 8 Use a manometer to test the gas pressure to make sure it meets the minimum standards and does not exceed the maximum standards of the water heater 9 Leak test the gas line pipe before placing the water heater in operation Only use approved leak detector liquid solutions to check for leaks Never use an open flame to check for leaks Support gas supply piping ...

Page 34: ...ts individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of the system at pressures greater than psi 3 5 kPa 2 The water heater must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than psi 3 5 kPa Loosen t...

Page 35: ...be corrosive Consult local water treatment companies for other treatment solutions to reduce this effect NOTE Topromoteapplianceservicelife itisstronglyrecommended to follow the maintenance procedures in this manual B Check for Gas Leaks Before starting the appliance and during initial operation smell near the floor and around the appliance for gas odorant or any unusual odor Remove appliance fron...

Page 36: ...fault setting is 120oF If changes are necessary follow Basic Control Functions in this manual 5 If the water heater fails to start refer to the Troubleshooting section in the back of this manual B Test Mode TestModeisenabledbypressing or togetherfor5seconds In this mode the water heater operates without modulation and the combustion system initially runs at the maximum fan speed The SERVICE symbol...

Page 37: ...of the cover to maintain visibility of the display and indicators is recommended In dirty environments such as construction sites care must be taken to keep the water heater burner cover in place and drywall or saw dust away from water heater In unusually dirty or dusty conditions care must be taken to keep water heater burner door in place Failure to do so VOIDS warranty Figure 25 Sealing the Wat...

Page 38: ...nt in increments of two degrees After choosing the setpoint wait five seconds The screen will return to normal operation and the setpoint will be stored 70 160 120 Outdoor Reset Curve Enabling Outdoor Reset Curve allows the user to set additional parameters to increase water heater efficiency An Outdoor Sensor is required to set Outdoor Reset Curve See Advanced Control Functions to set the Outdoor...

Page 39: ...sume water heater operation 3 Putting the Water Heater in ECO Mode Press to put the water heater in ECO Mode Press to resume normal operation 4 Changing User Setpoint Press either or once to change the User Setpoint The normal operation screen will clear and be replaced by a flashing number This is the User Setpoint Press to decrease or to increase the User Setpoint in increments of two degrees Th...

Page 40: ...imum tank temperature for reset curve 70 160 140 P10 Warm Weather Shutdown Temperature o C o F Outdoor temperatures greater than this value return the tank target temperature to the User Setpoint 50 100 68 Table 18 Technical Service Parameters NOTE Temperature Readings Depend on Temperature Unit Selection Figure 28 Outdoor Reset Curve D Outdoor Reset This unit is supplied with outdoor reset wire c...

Page 41: ...table details History Mode codes in sequential order Code Description H01 Most Recent Error or Fault Code H02 Second Most Recent Error or Fault Code H03 Third Most Recent Error or Fault Code H04 Fourth Most Recent Error or Fault Code H05 Fifth Most Recent Error or Fault Code H06 Sixth Most Recent Error or Fault Code H07 Seventh Most Recent Error or Fault Code H08 Eighth Most Recent Error or Fault ...

Page 42: ...in a condition referred to as dry firing Dry firing the water heater will damage the heat exchanger and could result in property damage serious personal injury or death Such damages ARE NOT covered by water heater warranty Part 13 Troubleshooting A Error Code An error code may occur during installation of the heater This condition may lead to a lock out condition of the controller which will need ...

Page 43: ...tdoor Temperature Sensor returns to normal operating range this error code will clear on its own Normal operating range of the sensor is 40o F 122o F 2 Check the Outdoor Temperature Sensor Ensure it is properly wired and connected and that there are no breaks cuts or other visible issues with the sensor wire 3 Use an ohmmeter to check resistance on the outdoor temperature sensor 4 Replace Outdoor ...

Page 44: ...ault code occurs again reset the water heater and 3 When water heater attempts to fire check voltage at the gas valve connector If there is voltage but no gas pressure on the outlet side of the valve the valve is stuck closed Replace the gas valve 4 If there is no voltage at the ignition phase replace the control board F12 EEPROM Integrity Lockout The EEPROM check fails EEPROM data is corrupted 1 ...

Page 45: ...serve water heater operation If fault code occurs again 3 Check the Dual Temperature Sensor Ensure it is properly wired to the control and that there are no breaks cuts or other visible issues with the sensor wire 4 Use an ohmmeter to check resistance on Sensor A of the Dual Temperature Sensor 5 Replace DualTemperature Sensor if Sensor A fails the resistance test See Figure 29 F82 Unstable Flame L...

Page 46: ...ons been installed at least one foot above exterior grade and one foot above normal snow accumulation level Is vent piping properly supported Has vent piping been checked for leaks Has the exhaust vent line been pitched back to the water heater at a rate of 1 4 per foot Have the exhaust vent and intake pipes been properly installed to the water heater Install Condensate Piping Tubing and Component...

Page 47: ... maintenance should be performed once a year by a qualified service technician to assure that all the equipment is operating safely and efficiently The owner should make necessary arrangements with a qualified heating contractor for periodic maintenance of the heater The installer must also inform the owner that the lack of proper care and maintenance of the heater may result in a hazardous condit...

Page 48: ...the water heater Draining the Water Heater STEP 1 Turn off power to the water heating system preferably at the circuit breaker Failure to cut power off to the water heating system before draining may result in property damage severe personal injury or death due to electric shock STEP 2 Run hot water at a faucet in the system When it runs cold shut off the faucet Then shut off water at the main col...

Page 49: ... of manual Vacuum combustion chamber Replace any gaskets that show signs of damage Spark Electrode Clean Set gap at 1 4 Clean probe with plumbers cloth to remove oxides Combination Ignitor and Flame Probe Check ionization in uA i04 in the Inquiry Mode menu Record high fire and low fire Clean probe with plumbers cloth to remove oxides Condensate 1st Year 2nd Year 3rd Year 4th Year Condensate Pipe D...

Page 50: ...Figure 30 Replacement Parts Part 16 Replacement Parts 7 12 3 2 4 9 10 11 6 8 1 5 13 LP 441 Q 03 17 17 Description Part Number 8 7 0 P 0 0 7 7 T P N 2 1 P A C 1 6 2 0 P 0 0 7 7 P A R T E T A S N E D N O C 2 1 3 0 P 0 0 7 7 E T A S N E D N O C R E H S A W 3 6 7 0 P 0 0 7 7 B R A B X M E F T P N 2 1 R E T P A D A 4 8 6 0 P 0 0 7 7 S P M A L C w E S O H E T A S N E D N O C 5 4 4 0 P 0 0 1 7 B R A B X ...

Page 51: ...WER 7700P 101 14 COMBUSTION BLOWER 7700P 102 15 VENTURI 7700P 032 16 SCREW M5 X 12MM VENTURI 7250P 478 17 CLIP VENTURI 7700P 034 18 O RING VENTURI 7700P 035 19 GAS VALVE 7700P 036 20 WASHER FEMALE ADAPTER 7450P 115 21 FITTING FLARE X BSPP ADAPTER 7700P 072 22 GAS LINE FLEXIBLE 1 2 7100P 140 23 AIR INLET 7500P 189 24 GAS SHUT OFF VALVE 7250P 140 25 KEYPAD 7700P 039 26 CONTROL BOARD NATURAL GAS 7700...

Page 52: ...ure of the water heater and NOT the date of installation of the water heater F This warranty extends only to water heaters utilized in water heating applications that have been properly installed by qualified professionals based upon the manufacturer s installation instructions G It is expressly agreed between HTP and the Owner that repair replacement or refund are the exclusive remedies of the Ow...

Page 53: ...of the following a Serial number tag sticker b The product c The product issue failure whenever possible d A picture of the piping near the product e For gas fired products a picture of the venting including how it exits the building All claims will be reviewed by HTP within three 3 business days If additional information is required and requested by the HTP Claims Department you will have thirty ...

Page 54: ...lp 441 Rev 004 Rel 000 Date 7 2 21 54 Maintenance Notes ...

Page 55: ...allation Installation Address Product Name Serial Number s Comments Installer s Code Name Installers Phone Number Signed by Installer Signed by Customer Installation Notes IMPORTANT Customer Please only sign after the qualified installer service technician has fully reviewed the installation safety proper operation and maintenance of the system If the system has any problems please call the qualif...

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