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Hubbell G250P, Installation & Operation Manual

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Hubbell G250P Installation & Operation Manual Download Page 4

4

The following items are shipped with the water heater; 

upper mounting bracket (1), condensate 

hose

 (2),

Operator’s manual (3), communication cable (4), O-rings 
(5), and tee fitting (6).

ITEMS SHIPPED WITH WATER HEATER

IMPORTANT 

Condensate drain hose(2) has zip ties to keep 

loop. Do not undo or cut these zip ties

Summary of Contents for G250P

Page 1: ...ry or death Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch...

Page 2: ......

Page 3: ...TUP 30 MULTIPLE UNITS 31 MEASURING GAS PRESSURE 36 PROPANE LPG CONVERSION 37 ADJUSTING THE CO2 LEVEL 39 Control Panel 41 OPERATION 41 Display Icons 42 Setting the Time 43 Adjusting the Water Temperatu...

Page 4: ...r heater upper mounting bracket 1 condensate hose 2 Operator s manual 3 communication cable 4 O rings 5 and tee fitting 6 ITEMS SHIPPED WITH WATER HEATER IMPORTANT Condensate drain hose 2 has zip ties...

Page 5: ...rt 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 This manual contains DANGERS SAFETY INSTRUCTIO...

Page 6: ...sh air supply for safe operation Inspect the exterior exhaust gas outlet port and fresh air inlet port on a regular basis to ensure they are functioning properly A concentration of carbon monoxide as...

Page 7: ...and or fresh air inlet port The owner should inspect the system monthly for damage water stains signs of rust corrosion and exhaust vent and air intake blockage If inspection of the unit shows signs...

Page 8: ...ctions exactly a f re or explosion may result causing property damage personal injury or loss of life A This water heater does not have a pilot It is equipped with an ignition device which automatical...

Page 9: ...urel et du propane CSA B149 1 Si le syst me exige de l eau pour le chauffage de locaux des temp ratures plus lev es que celles pour d autres usages une vanne de m lange doit tre install e pour temp re...

Page 10: ...0 ft deduct 5 ft per 90 elbow 100 ft deduct 5 ft per 90 elbow 65 ft deduct 5 ft per 90 elbow 21 ft deduct 5 ft per 90 elbow N A 5 non corrugated black iron 6 non corrugated black iron 100 185 F 5 0 13...

Page 11: ...dule 401 1 Requires a 3 to 2 reducer when using 2 venting pipe 2 Using sizes other than specified can cause damage to the water heater and will void the warranty Bottom Connections Description Specifi...

Page 12: ...WATER IN CHECK VALVE GAS LINE HOT WATER TO USAGE POINT STRAINER HOT WATER STORAGE TANK IH 01 Typical installation of GX200P piped with storage tank DIP Switch Locations on Control Board SW2 SW1 Propan...

Page 13: ...Side Left Side 155 4 6 1 8 68 86 2 3 4 Mounting Wall Surface 347 3 13 11 16 14 9 16 64 6 2 9 16 102 4 4 1 8 185 1 7 5 16 Hot Water Out 3 4 NPT Gas Inlet 3 4 NPT Exhaust Port 3 PVC 59 11 2 5 16 57 79 2...

Page 14: ...b Attach a second mounting block 14 center to center below the upper mounting block c Attach metal mounting bracket s to the upper mounting block approximately 3 on either side of the center and 1 2 d...

Page 15: ...es If an optional hot water storage tank is required connect the hot water lines to this tank If required install a pressure relief valve or a temperature and pressure relief valve IH 84 6 Install and...

Page 16: ...exhaust vent outlet must not be located next to a walkway near soffit vents crawl space vents or other areas where condensate water vapor could cause damage or create a hazard b The fresh air inlet ve...

Page 17: ...diagram and chart on the next page to make this determination High Elevation Installations For operation at elevations above 2 000 feet Hubbell model ratings should be reduced by 4 for each 1 000 feet...

Page 18: ...ft E Unventilated soffit eves or overhang 3 ft F Outside corner G Inside corner H Each side of centerline extended from meter regulator 3 ft within a height 15 ft above the meter regulator assembly I...

Page 19: ...mum safe lifting weight is 51 pounds with all lifting conditions perfect minimal forward reach steady load close to the body straight back load between knees and shoulders and good grips To avoid pers...

Page 20: ...to be connected to the gas supply line a Determine the gas requirement of the water heater s and other appliances requiring gas The supply line must be sized according to the COMBINED total maximum BT...

Page 21: ...Length of Corrugated Stainless Steel Pipe in Feet Pipe Cubic Feet per Hour 0 60 Specific gravity 0 5 WC Pressure Drop Size 10 20 30 40 50 60 70 80 90 100 150 200 3 4 206 147 121 105 94 86 80 75 71 67...

Page 22: ...ndard For Type BH Gas Venting Systems ULC S636 Components of this listed system must not be interchanged with other vent systems or unlisted pipes or fittings All plastic components and specified prim...

Page 23: ...et to properly drain back into the unit 5 Install suitable pipe support hangers every 4 to 5 feet or as local building codes require SAFETY INSTRUCTIONS Do not connect any other appliance vents to the...

Page 24: ...eet the criteria for indoor air outside combustion air shall be supplied as specified in the following sections Size of Openings When directly connected with the outdoors or when connected with the ou...

Page 25: ...or other suitable material no smaller than 1 4 opening on both air intake and exhaust pipes Concentric Wall Venting System IH 33 If desired an optional concentric venting system which uses one 5 open...

Page 26: ...y time the installation location could experience negative pressure there is a possibility of cold air drafting back through the unit s heat exchanger This situation could lead to the freezing of the...

Page 27: ...ther valves in the pressure relief line 4 Install and route a 3 4 discharge pipe from pressure relief valve 4 to within 6 inches of the floor and directed away from walkways or other appliances 5 Foll...

Page 28: ...an inline wye strainer Make sure the strainer is positioned to allow servicing of the strainer screen IH 62 4 Following local building codes install a manual shut off valve with 3 4 NPT fittings 5 Con...

Page 29: ...ensate nipple located on the bottom of the unit Tighten hose clamp 1 2 If required install an in line neutralizer 3 to treat the acidic condensate Follow all the installation instructions included wit...

Page 30: ...e cold water valve and hot water valve Also make sure the drain line valve is closed 4 Bleed off any air and make sure the heat exchanger is filled with water by opening an external faucet 5 Plug the...

Page 31: ...installing a single unit The water heaters will communicate via the cable provided with the water heater during normal operation When demand for hot water is low fewer units will operate If one unit h...

Page 32: ...past the intersection and not into it IH 66 MULTIPLE UNITS IH 83 Max Vent Length For Various Duct Sizes And Number Of Units Number of Units Venting Type Duct Size and Model 2 3 4 6 8 GX200 P GX200 P G...

Page 33: ...G SHOCK HAZARD Before making any adjustments inside the water heater make sure the power is disconnected Unplug the water or turn the circuit breaker OFF 6 If necessary press the Power button to turn...

Page 34: ...5 amps When installing multiple units the electrical power supply must be sized accordingly Plug each water heater into a separate outlet Using a separate circuit for each unit allows one circuit bre...

Page 35: ...Once the water heater is programmed to ON use the Up Down arrows to select the unit number 1 10 Each unit must have a unique number The units do not however need to be numbered in sequence 21 Mode Pr...

Page 36: ...ion is indicated by marque scrolling 7 Open all hot water faucets The unit will enter max fire mode indicated by the flame icon on the display screen 8 Turn on and operate at maximum output ALL other...

Page 37: ...W C DATE ___________________ 1 Make sure all hot water faucets are OFF Press the control panel Power button to turn the water heater OFF Disconnect the power 2 Shut OFF gas supply inlet valve closest...

Page 38: ...the dH screen on the main display 9 Enter Press the Enter button to return to the main display 10 Refer to Adjusting the CO2 Level section in this manual for instructions on connecting a calibrated C...

Page 39: ...r can all impact CO and CO2 values Changes in these variables can result in different CO and CO2 values on the same water heater Once the inlet gas pressures are confirmed a qualified service technici...

Page 40: ...red values are achieved record the LOW FIRE CO2 values LOW FIRE CO2 VALUE _______________ Max CO Level Measured ____________ppm DATE ___________________ 9 Close all open water faucets 10 Return the wa...

Page 41: ...d to enter Modes of Operation screens in order to set the desired parameters D Power button When the water heater is initially connected to an electrical power supply the unit will automatically turn...

Page 42: ...Displays the desired maximum temperature of the water flowing out of the unit This temperature can be adjusted between 100 and 140 F for domestic use and up to 185 F for commercial use If the tempera...

Page 43: ...ime button again The hour section of the time display will flash 4 Press the Up Down arrows to set the correct hour When setting the hour make sure you have correctly advanced the time to either the A...

Page 44: ...vice professional All water faucets must be closed before changing the temperature setting The fan in the water heater must be OFF and the unit must not be operating no flame WARNING Water temperature...

Page 45: ...ll water heater senses water usage and will automatically provide hot water on demand Depending on the distance between the unit and the open faucet it can take some time for existing cool water to be...

Page 46: ...the Set button to activate it Repeat this process to activate all the desired ON time blocks NOTE The time setting for 12 00 am or pm is 00 00 as shown 4 Mode When all times have been set press and ho...

Page 47: ...ng 4 Set Press the Set button to select either ON or OFF 5 Once the water heater is programmed to ON use the Up Down arrows to select the unit number 1 10 Each unit must have a unique number The units...

Page 48: ...use the Up Down arrows to select the programming mode Pb on the display Enter Press the Enter button to begin programming Press the Up Down arrows to select either ON or OFF Mode Press and hold the M...

Page 49: ...y Enter Press the Enter button to begin programming Press the Up Down arrows to select either ON or OFF Set Press and hold the Set button to save the changes and return to the dH screen on the main di...

Page 50: ...ON or OFF ON or OFF NOTE If you determine the water pressure at the faucet is too low turn the mode to OFF Set Press and hold the Set button to save the changes and return to the dH screen on the mai...

Page 51: ...served for Future Use E9 Temperature Sensor Short EA Temperature Sensor Wiring Fault Eb Software Fault Ec Flue Temperature Fault Ed Heat Exchanger Outlet Temperature Fault EE Reserved for Future Use E...

Page 52: ...en 0 and 100 Diagnostic Code FC Flame Cycles shows a flame count of 40 000 Diagnostic Code FH Flow on hours shows one hour of flame To obtain the usage in gallons multiply the number by 1 000 Adjustin...

Page 53: ...erature setting will remain above the maximum limit until the down arrow is pressed Leak Action Selection If turned ON and a leak is detected water will automatically be shut off If turned OFF the lea...

Page 54: ...ing the Water Heater CAUTION Hot water can cause burns to the skin The water temperature is factory set to 120 F 49 C To avoid burns make sure the water heater is OFF and the power supply is disconnec...

Page 55: ...pply valve 3 Once a steady stream of water flows and all the air is purged from the system close the hot water faucet 5 Open a hot water faucet The water heater should operate normally Descaling the u...

Page 56: ...F shut gas valve unplug unit and contact an authorized service technician E8 Reserved for Future Use E9 Temperature Sensor Short Turn water heater OFF shut gas valve unplug unit and contact an authori...

Page 57: ...es section in this manual Open the gas supply valve The water temperature is not hot enough or turns cold during use Is the faucet open far enough to draw at least 0 6 gallons 2 3 L per minute through...

Page 58: ...ages des commutateurs DIP Cascading ON Cascade EN FONCTION Natural Gas Gaz naturel Cascading OFF Cascade HORS FONCTION Set only on the first and last units that are networked Fuel Set ON NG PR RS485 A...

Page 59: ...ti Unit P Models with External Tank Loading Storage and Building Recirculation Commercial Option 4 Multi Unit Non P Models with Storage using External Building Recirculation Pump Commercial Option 5 S...

Page 60: ...61 IH 56 OPERATIONAL DIAGRAM...

Page 61: ...changer coil against failure when installed in a Residential DHW application including domestic recirculation is five 5 years from the effective start date The warranty period for any original parts e...

Page 62: ...ranty gives you specific legal rights and you may also have other rights which vary from state to state How to Make a Claim Please Call 203 378 2659 8 00 5 00 EST Proof of purchase in the form of a da...

Page 63: ...er to secure the services of qualified licensed professionals for the installation of hard wired carbon monoxide detectors a In the event that the side wall horizontally vented gas fueled equipment is...

Page 64: ...65 NOTES...

Page 65: ...66 NOTES...

Page 66: ......

Page 67: ...aller Contact Information Hubbell Water Heaters P O Box 288 Stratford CT 06615 Phone 203 378 2659 Fax 203 378 3593 Email info hubbellheaters com www hubbellheaters com Hubbell Water Heaters Serial Num...

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