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Bosch C 1210 ESC, Manual

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Interior components diagram and parts list

C 1210 ES/ESC

6 720 644 887 (2013/02)

13.2.3 Group 3

Fig. 80 Components Diagram

Item

Description

Reference

1

Main burner (Natural Gas)

8 708 120 650 0

1

Main burner (LP Gas)

8 708 120 673 0

2

Burner  gasket

8 704 701 087 0

3

Primary fan

8 707 204 081 0

4

Backflow temperature sensor

8 707 206 459 0

5

Washer

8 704 701 097 0

6

Fan  mount  nut

2 915 011 006 0

7

Secondary  fan

8 707 204 082 0

8

Screw

8 703 403 012 0

9

Gas  /  Air  Mixer

8 705 700 170 0

Table 42

11

Venturi

8 700 306 226 0

12

O-ring

8 700 205 224 0

13

Mixer / Fan gasket

8 704 701 059 0

14

Screw

2 910 642 150 0

15

Plate gasket

8 701 004 049 0

16

Air supply duct

8 705 700 155 0

17

Screw

2 910 952 122 0

Item

Description

Reference

Table 42

Summary of Contents for C 1210 ESC

Page 1: ...rmation consult a qualified installer service agency or the gas supplier In the Commonwealth of Massachusetts this product must be installed by a licensed plumber or gas fitter Uponcompletionofthe installation theseinstructions should be handed to the user of the appliance for future reference What to do if you smell gas Close gas valve Open windows Do not try to light any appliance Do not touch a...

Page 2: ...3 6 4 Temperature selection 33 6 5 Use of optional remote control accessory part no TSTAT2 34 6 6 Operation 34 6 7 Reset button 34 6 8 Program button 35 6 9 Locked condition 35 7 Maintenance and service 35 7 1 Annual maintenance 35 7 2 Winterizing for seasonal use 36 7 3 Mineral scale build up 36 7 4 Condensing heat exchanger unit 36 7 5 Adjusting CO2 37 7 6 Program values 38 7 7 Control board dia...

Page 3: ...ertified installer If you smell flue gas Switch off the appliance Open windows and doors Inform a trained and certified installer Insufficient ventilation may cause toxic flue gas to escape Risk of poisoning Nevercloseofforreducethesizeoftheairintakeandoutletopenings The appliance must not be operated until any obstructions have been removed Inform the system operator in writing of the problem and...

Page 4: ...owest possible temperature setting To prevent scalding install a tempering device such as an automaticmixingvalve athotwatertaporwaterheater Selectand install the automatic mixing valve in accordance with the valve manufacturer s recommendations and instructions Water exiting from drain valves can be extremely hot To avoid injuries Check that all connections are tight Direct exiting water away fro...

Page 5: ...commended that a suitable drain pan adequately drained be installed under the appliance The pan must not restrict combustion air flow WARNING The maximum inlet gas pressure must not exceed the valuespecifiedbythemanufacturerandtheminimum value listed is for the purpose of input adjustment NOTICE If a water heater is installed in a closed water supply system such as one having a backflow preventer ...

Page 6: ...ubleshooting informational purposes Built in freeze prevention Note The freeze prevention kit is designed to provide protection for the water heater down to approximately 5 F for short term conditions only It will not protect the appliance in areas where the temperature is routinely expected to be below freezing The freeze prevention kit will not protect plumbing outside the appliance from freezin...

Page 7: ...122 50 Stability F C 2 1 Gas Requirement Gas connection inches Inlet gas pressure under operation with a high hot water flow rate 1 Propane water column 8 13 Natural Gas water column 3 5 10 5 Water Hot water connection inches Cold water connection inches Minimum water flow2 GPM l min 0 5 1 9 Minimum recommended water pressure PSI bar 30 2 07 Minimum well pressure PSI 40 Water valve material Polyme...

Page 8: ...downloaded at www bosch climate us Product registration card Energy Guide label Please complete and return the enclosed product registration card The C 1210 ES ESC is not approved or designed for Manufactured mobile homes boats or any mobile installation Modular homes are acceptable for installation Use above 8000 ft A S L altitude see page 21 Outdoor installation without installation of Outdoor k...

Page 9: ...d rooms normally kept closed See chapter 4 4 page 23 4 You must correctly vent your heater See chapter 4 3 page 11 on VENTING 5 The appliance and its gas connection must be leak tested before placing the appliance in operation The appliance must be isolated from the gas supply piping system by closing its individual manual gas shutoff valve not supplied with heater during any pressure testing at p...

Page 10: ...ils C 1210 ES ESC 6 720 644 887 2013 02 3 5 Dimensions and minimum installation clearances Fig 6 Dimensions 1 On Off button 2 Reset button 3 Program key 4 Power ON or stand by LED 5 LCD display 6 Up button 7 Down button ...

Page 11: ...ractice is to first determine the venting combustion air point of termination then design the piping layout back to the heater NOTICE Donotreducetheexhaustorcombustionairventpipe sizes Donot common vent with any other vented appliance or stove Do not use Type B vent as the actual exhaust vent system for the appliance WARNING Failure to vent the exhaust gases to the outside see table 3 for proper m...

Page 12: ...appliance can also be installed with separate air intake and exhaust piping see fig 11 fig 18 and fig 19 page 19 Fig 8 Concentric vent kit example 1 Exhaust 2 Combustion air 3 Roof boot flashing field supplied 4 Exhaust pipe 5 Drain tee 196278 6 Intake pipe 7 Concentric vent kit 196016 LA Maintain 12 in 18 in for Canada minimum clearance above highest anticipated snow level maximum of 24 in above ...

Page 13: ... Combustion air Diam Approved terminals E x h a u s t 3 or 4 inches T terminal 90 elbow PVC Flue Cap ECAP321 Vertical terminations only 3 diameter only Concentric 196016 I n t a k e 3 or 4 inches T terminal 90 elbow PVC Flue Cap ECAP321 Vertical horizontal terminations approved 3 diameter only Concentric 196016 Table 7 Venting specifications for intake and exhaust 3 Venting Maximum allowable Exhau...

Page 14: ...x length 63 90 elbow reduction 2 5 sub total 61 5 45 elbow reduction 3 Total 58 5 Table 16 For this example the maximum allowable exhaust pipe length is 58 5 feet System used Twin pipe Number of 90 elbows needed 2 Number of 45 elbows needed 2 Table 17 Calculation of example Max length 63 90 elbow reduction 5 sub total 58 45 elbow reduction 3 Total 55 Table 18 For this example the maximum allowable...

Page 15: ... unventilated soffit F Clearance to outside corner G Clearance to inside corner H Clearance to each side of center line extended above meter regulator assembly 36 in within a height 15 feet above meter regulator assembly I Clearance to service regulator vent outlet 36 in J Clearance to non mechanical air supply inlet to building or the combustion air inlet to any other application 36 in 12 in K Cl...

Page 16: ...nventilated soffit F Clearance to outside corner G Clearance to inside corner H Clearance to each side of center line extended above meter regulator assembly 36 in within a height 15 feet above meter regulator assembly I Clearance to service regulator vent outlet 36 in J Clearance to non mechanical air supply inlet to building or the combustion air inlet to any other application 36 in 4 feet below...

Page 17: ...on combustion air piping not shown 1 Termination 2 Minimumabovegroundornormallyexpectedsnowaccumulation level 3 Appliance 4 Elbow note minimum 1ft of straight vent pipe required 5 Horizontal run per foot down to termination Fig 13 Horizontal venting system concentric vent 1 Exhaust 2 Combustion air 3 Exhaust pipe 4 Drain tee 5 Intake pipe LA Minimum 1 Fig 14 Horizontal parallel venting system twin...

Page 18: ...ain outlet on the water heater and piped for disposal in accordance with local codes WARNING Single pipe penetration should be used in non freezing climates only and steps must be taken to ensure that adequate combustion air is available to the water heater at all times NOTE Vent pipe must be completely vertical when inserting or blue gasket inside exhaust accessory can become displaced Exhaust ac...

Page 19: ...s is the solution A HVAC specialist should be consulted to design solutions for providing more combustion air Listedbelowisanadditionalmeasuredesignedtofurtherlimitbackdraft in extreme conditions assuming all other possible causes have been addressed Backdraft reducer The Heat Fab backdraft reducer 9301BFP is the preferred option for limiting backdraft see fig 20 Note The following solution is ava...

Page 20: ...210 ES ESC 6 720 644 887 2013 02 Fig 22 1 Good 2 Better 3 Best Fig 23 1 Good 2 Better 3 Best 4 Enclosed vent pipe Do not install damper 5 Unconditioned space Do not install damper 6 Preferred damper position for vertical terminations ...

Page 21: ...ation at elevations above 2 000 ft 610 m the equipment ratings shall be reduced at the rate of 4 for each 1 000 ft 305 m above sea level 26 46 ft 12 13 Twin system 6 37 ft 12 12 38 62 ft 12 14 2000 4500 ft 610 1372 m Concentric 6 25 ft 12 14 26 46 ft 13 14 Twin system 6 37 ft 12 13 38 62 ft 13 14 4500 8000 ft 1372 2439 m Concentric 6 25 ft 13 14 26 46 ft 13 15 Twin system 6 37 ft 13 14 38 62 ft 13...

Page 22: ...ovided however that during said thirty 30 day period abatteryoperatedcarbonmonoxidedetectorwithanalarmshall be installed 2 APPROVED CARBON MONOXIDE DETECTORS Each carbon monoxide detector as required in accordance with the above provisionsshallcomplywithNFPA720andbeANSI UL2034listedand IAS certified 3 SIGNAGE A metal or plastic identification plate shall be permanentlymountedtotheexteriorofthebuil...

Page 23: ...t that is within 12 inches 304 8mm of the ceiling of the enclosure This opening must have a minimum free area of one square inch per 3000 BTU hr 878 43 Watts if all air is taken from the outside by a direct opening or vertical duct Louvers grills and screens have a blocking effect when used increase the sizes of your openings by 300 for wood louvers as wood type will reduce the free air by 75 and ...

Page 24: ...ssupply checktheratingplateontherightside oftheheater to besurethattheheaterisrated for the same gas towhich it will be connected In the United States The installation must conform with local codes or in the absence of local codes the National Fuel Gas Code ANSI Z223 1 NFPA 54 Frontcovershouldberemoved seeinstructionsonpage 8 in order to inspect components visually WARNING Do not install this appl...

Page 25: ... draw of 225 000 BTUH Measure the length of gas supply line from the building s gas main to the heater and use the chapter 4 8 1 and 4 8 2 page 26 or the gas line manufacturer s sizing tables to determine the pipe diameter necessary If there are more gas drawing appliances on the line size the gas line according to the total maximum amount of BTU draw input rating of for all appliances combined No...

Page 26: ...ameter inches Length of Black iron Pipe Feet 10 20 30 40 50 60 70 80 90 100 125 150 175 200 1 4 0 364 32 22 18 15 14 12 11 11 10 9 8 8 7 6 3 8 0 493 72 49 40 34 30 27 25 23 22 21 18 17 15 14 1 2 0 622 132 92 73 63 56 50 46 43 40 38 34 31 28 26 3 4 0 824 278 190 152 130 115 105 96 90 84 79 72 64 59 55 1 1 049 520 350 285 245 215 195 180 170 160 150 130 120 110 100 1 1 4 1 380 1050 730 590 500 440 4...

Page 27: ...ssure range setting recommended is 40 60 psi 2 75 4 15bar 4 10 Water quality Water quality can have an impact on appliance longevity and may void the manufacturer s warranty For water analysis data call your local water department or if on a well have well water analyzed periodically If water quality exceeds one or more of the values specified below Bosch recommends consulting a local water treatm...

Page 28: ...ith water Please proceed as follows Remove front cover see fig 4 page 8 Openthefourclipsandremovethecombustioncover seefig 5 page 9 Remove the clip and disconnect the drain tube see fig 35 Fig 35 Disconnect drain tube Fill the condensate trap by pouring approx 14 oz 400ml of water into the top of the drain tube To avoid damage to the appliance use a funnel in this operation see fig 36 page 28 Fig ...

Page 29: ...er return loop only Timed or thermostatically controlled operation of the pump is commonly done Contact Bosch Thermotechnology if further information is needed 4 13 Space heating applications Bosch tankless water heaters are approved for use in combination DHW and space heating applications open loop setup These water heaters are notapprovedforuseinspace heatingonly applications closed loop setup ...

Page 30: ...old inlet 9 Check valve 10 Pump 11 Thermostatic mixing valve 12 Thermometer optional 13 DHW outlet 14 Water to water heat exchanger 15 Backflow preventer 16 Automatic water feed 17 Thermostat 18 Space heating zone 19 Zone controller 20 Space heating pump 21 Expansion tank 22 Pressure relief valve Flow GPM Pressure Feet of Head 0 0 0 1 0 2 0 3 0 4 0 5 0 10 20 30 40 50 60 70 C1210ES ESC 6720644887 0...

Page 31: ...ientdegreerisetothehotwaterbeingused reduced hotwatervolume possibleerrorcodefaultsandmustbecorrected See Gas Connections chapter 4 8 page 24 P1 fan speed Factory default NG 52 LP 53 Lowering P1 fan speed reduces the maximum BTU input As a temporary measure if the gas pressure in P1 is below specification lower P1 fan speed incrementally until minimum inlet gas pressure reaches specified range tab...

Page 32: ...ol unit Fig 45 Removethesixscrewsfromthebackcoverofthecontrolunit seefig 46 pos 2 Check the fuses in the printed circuit board see fig 46 pos 3 Fig 46 Fuses position After checking the fuses reinstall all parts in reverse order 6 Operation instructions Fig 47 1 On Off button 2 Reset button 3 Program Key 4 LCD display 5 Up button 6 Down button 7 Power On or stand by LED 6 1 Description LCD Display ...

Page 33: ...ou cannot reach your gas supplier call the fire department B Useonlyyourhandtopresstheon offcontrolswitch Neverusetools Follow these instructions exactly If control switch is jammed close the gas supply and call a qualified service technician Attempted forceful repair may result in a fire or explosion C Do not use this appliance if any part has been under water Immediately call a qualified service...

Page 34: ...olar mode indicator will show on the LCD display See fig 53 page 33 Fig 57 6 5 Use of optional remote control accessory part no TSTAT2 Fig 58 Remote control The wireless remote control accessory Fig 83 component 13 and the temperature selector buttons on the front of the water heater operate identically Contact your distributor to order the remote control accessory Modification of the water heater...

Page 35: ...pect burner observation window Fig 76 14 for cracks or spillageoffluegases Observeburnerflamesduringheateroperation Flames should be steady and blue with no signs of yellowing Yellow burner flames are an indication of improper combustion Refer to Section4 4 page 23 chapter 4 3 page 11 of this manual to verify exhaust system and combustion air supply meets manufacturer s specifications Pressure Rel...

Page 36: ... and E9 and boiling sounds in the heat exchanger A water softener is required if the water hardness exceeds 6 grains gal 103 mg l calcium carbonate Damage to the water heater resulting from hard water scale deposits will not be covered under warranty Descaling using a pump Disconnect electrical supply from the water heater Shutoffthewatersupplytothewaterheaterusing installersupplied shutoff valve ...

Page 37: ...ing port The tip of the probe should be in the center of the flue pipe approx 1 5 inserted Avoid air gaps between probe and measuring port as they can alter readings Fig 67 Measuring port Press the ON OFF button to turn ON the heater Press and hold simultaneously buttons or and for 3 seconds until display reads P2 Fig 68 Press button until P1 appears on display B Measuring CO2 Combustion cover Ins...

Page 38: ...ified ranges Final Readings P1 CO2 Reading CO2 P2 CO2 Reading CO2 D Returning to Service 1 Return slotted screw cover to original position 2 Reinstall Torx cover 3 Remove CO2 analyzer probe and reinstall flathead screw with gasket in exhaust collar 4 Press ON OFF button to turn OFF the heater and then turn ON the heater 5 Heater is ready for normal operation Fig 69 Adjusting P1 CO2 level Fig 70 Ad...

Page 39: ...0 ESC This values are set from factory they cannot be changed P1 Maximum Power NG 52 LP 53 21 NG 52 LP 53 see chapter 4 14 page 31 note reducing P1 values below maximum will reduce maximum power of the appliance P2 Minimum Power 12 12 20 see chapter 4 3 7 page 21 P3 Remote Controls installed _0 _0 6 see chapter 6 5 page 34 P4 Access to Diagnostic Mode E 0d 10F see chapter 7 7 page 39 P5 Cascade Mo...

Page 40: ...heater power button is pressed ON 2 Verify the fuses in the control board are good To access fuses the control board must be removed See chapter 5 2 page 32 3 Make sure cold water inlet connection is plumbed to the right side of heater when facing unit See Fig 31 page 27 4 Aminimumof0 5gallonsperminute 1 9l m ofhotwaterdemandis required to activate the heater Confirm at least 0 5 gpm flow by timin...

Page 41: ...f water small or large indicates a crossover and mustbecorrected Consult a professional plumber for help in correcting a crossover Failing single lever faucet mixing valves are common causes of plumbing crossovers 8 5 Low water flow pressure 1 Toomanyhotwaterapplicationsarebeingusedsimultaneouslyortoo muchflow is demanded Thewater heater will effectivelysupport two 2 0 2 5 GPM shower heads simulta...

Page 42: ...in unstable burner flames and noise Ensure adequatecombustionairisprovidedfromtheunitinaccordance with specifications in Section4 4 page 23 Combustion Air Requirements 4 Cross contamination Ensure that intake and exhaust terminations maintainrequiredclearancesasstatedinchapter4 3 page11 Cross contamination between intake and exhaust may cause unstable burner flames and noise 5 Lack of gas pressure...

Page 43: ...ature sensor defect happens if sensor is disconnected or short circuit 1 Check backflow temperature sensor connection See fig 76 1 page 51 2 Replace exhaust temperature sensor 3 Check sensor ref page 48 chapter 11 Outlet temperature sensor fault Temperature below 36 F or above 210 F 1 Check wire connection at hot water temperature sensor See fig 82 page 58 2 Sensor may trip if water temperature dr...

Page 44: ...urther instructions Flashing Water flow signal over specified maximum value Water flow 10 gallon min Status message 1 Disconnect power supply cord and check wire connections on water valve and the two connectors on the control board see fig 83 page 59 2 Excessive water pressure and flow Ensure water pressure is less than 150psi and flow rate is below 10 gallons per minute Over temperature detected...

Page 45: ... open No flame ionization detected with water flow 1 Verify that all manual gas shut off valves are open 2 Check gas type See fig 2 page 8 3 Reset error code and open a water tap to cycle the heater in an effort to purge air Cycling hot water tap on and off multiple times may be necessary If heater still faults with EA error code have a licensed gas technician properly purge air out of the gas lin...

Page 46: ...e thinner wire leading from the control unit is securely connected to the set of electrodes located on the lower front of the heat exchanger 2 Flame ionization rod or control unit may be damaged Contact Bosch Water Heating for further instruction Gas leakage error gas valve circuit not closing properly 1 Disconnect power supply cord and check wire connections on gas valve and the two connectors on...

Page 47: ...e sensor 4 Cascading output connection 5 Cascading input connection 6 Ionization sensor 7 Water flow sensor 8 Flue gas limiter 9 Heat exchanger overheat sensor ECO 10 Gas valve 11 Exhaust temperature sensor 12 Water valve 13 Primary fan 14 ON OFF switch 15 Secondary fan 16 Power supply cord 17 Power connection 18 Ignition electrodes 19 Ground post 20 Antifreeze kit connection 21 Fuse 22 Fuse ...

Page 48: ...48 Sensor resistance charts C 1210 ES ESC 6 720 644 887 2013 02 11 Sensor resistance charts Fig 72 Outlet sensor characteristics Fig 73 Inlet sensor characteristics ...

Page 49: ...Sensor resistance charts 49 6 720 644 887 2013 02 C 1210 ES ESC Fig 74 ...

Page 50: ...gpm safety devices OK close one gas valve waiting time of 1s passed flame off Hot water delivered at selected temp Appliance ready to start Fan speed correct Ionization off Temp limiter closed Temp sensors ok Over heat protection ok See error code table INPUTS FANSPEED WATER TEMP WATERFLOW OUTPUTS FANSPEED WATERFLOW YES YES YES YES 2nd Safety time of 5s passed 3rd Safety time of 5s passed Water fl...

Page 51: ...re sensor 2 Condensing heat exchanger 3 Heat exchanger 4 Ionization sensor 5 Primary fan Mixer 6 LCD display 7 On Off button 8 Reset button 9 Program key 10 Flue gas limiter 11 Heat exchanger overheat sensor ECO 12 Ignition electrodes 13 Observation window 14 Backflow temperature sensor 15 Secondary air fan 16 Gas valve 17 Condensate trap 18 Control unit 19 Up button 20 Down button 21 LED ...

Page 52: ...52 Interior components diagram and parts list C 1210 ES ESC 6 720 644 887 2013 02 Fig 77 Appliance overview ...

Page 53: ...Combustion cover 8 700 506 300 0 6 Combustion cover gasket 8 704 701 084 0 7 Observation window 8 705 600 003 0 8 Holding bracket 8 708 104 103 0 9 Screw 8 703 403 012 0 Table 40 10 Combustion cover clip 8 701 201 032 0 11 Grommet set 8 710 203 039 0 12 Exhaust accessory 8 705 504 152 0 13 Gasket exhaust 8 700 103 710 0 14 Inlet air cover 8 708 006 022 0 15 Inlet air gasket 8 700 103 166 0 16 Inle...

Page 54: ...54 Interior components diagram and parts list C 1210 ES ESC 6 720 644 887 2013 02 13 2 2 Group 2 Fig 79 Components Diagram ...

Page 55: ...heat exchanger 8 705 700 188 0 15 Condensing exchanger left side 8 705 700 186 0 16 Condensing exchanger side gasket 8 704 701 091 0 17 Allen screw 2 918 060 162 0 18 Condensing exchanger right side 8 705 700 187 0 19 Screw 2 910 611 496 0 20 Fincoil O ring 8 700 205 226 0 21 Condensing fincoil 8 700 715 402 0 22 O ring 8 700 205 228 0 23 Condensate drain connector 8 705 506 838 0 24 Condensate dr...

Page 56: ...imary fan 8 707 204 081 0 4 Backflow temperature sensor 8 707 206 459 0 5 Washer 8 704 701 097 0 6 Fan mount nut 2 915 011 006 0 7 Secondary fan 8 707 204 082 0 8 Screw 8 703 403 012 0 9 Gas Air Mixer 8 705 700 170 0 Table 42 11 Venturi 8 700 306 226 0 12 O ring 8 700 205 224 0 13 Mixer Fan gasket 8 704 701 059 0 14 Screw 2 910 642 150 0 15 Plate gasket 8 701 004 049 0 16 Air supply duct 8 705 700...

Page 57: ... tapping 8 703 404 219 0 3 Washer 8 700 203 041 0 4 Pipe 8 718 221 063 0 6 Gas supply pipe 8 700 715 442 0 7 Gas valve washer 8 700 103 014 0 8 Gas filter 8 700 507 002 0 9 Gasket 8 704 701 107 0 10 Gas Fan connector 8 705 202 140 0 11 Washer 8 704 701 062 0 12 Regulation screw 8 703 404 220 0 Table 43 13 O ring 8 700 205 009 0 14 Screw 2 910 149 181 0 Item Description Reference Table 43 ...

Page 58: ... 8 701 201 028 0 7 Clip 8 738 704 185 0 9 Pipe 8 738 703 311 0 13 Housing hydraulic block 8 738 704 672 0 14 Strainer 8 700 507 081 0 15 Cover 8 738 702 550 0 16 Wire form spring 8 704 705 029 0 17 O ring 8 700 205 312 0 19 O ring 8 700 205 157 0 Table 44 20 Temperature sensor 8 700 400 042 0 21 O ring 8 700 205 310 0 22 Connection bush 8 738 702 558 0 23 Clip 8 701 300 025 0 24 Connection bush 8 ...

Page 59: ...0 4 Power supply cables 8 704 401 371 0 5 Power supply cord 8 704 401 378 0 6 Fan cables 8 704 401 347 0 7 Wire harness 8 704 401 348 0 9 Electrode cables 8 704 401 346 0 Table 45 10 Flue gas limiter 8 700 400 032 0 11 Kit Intelligent Cascading 7 709 003 962 12 Anti freeze kit 7 709 003 665 13 Remote control optional TSTAT2 14 Shaped seal optional 8 700 201 012 0 15 Screw optional 8 703 401 109 0 ...

Page 60: ...of the product life Contact your city authorities for information about the disposal of recyclable products Saving water resources Make sure you close all the taps after any use Avoid leaving the taps dripping Repair any leaking tap Define the temperature you want in the appliance or with the remote control Thiswayyouhavetheprecisewaterflowneeded mixingcold water to regulate temperature will incre...

Page 61: ...lures flooding or acts of God 7 Any Water Heater that has a failure of malfunction resulting from operation with either the flame sensor rod or overheat sensor removed 8 Damage caused by any attachment or modification to the Water Heater including any energy saving device 9 Damage caused by operation of the Water Heater at water temperatures exceeding the maximum rating or if the water is not supp...

Page 62: ...acts of God 7 Any Water Heater that has a failure of malfunction resulting from operation with either the flame sensor rod or overheat sensor removed 8 Damage caused by any attachment or modification to the Water Heater including any energy saving device 9 Damage caused by operation of the Water Heater at water temperatures exceeding the maximum rating or if the water is not supplied with potable ...

Page 63: ...s located on rating plate on right side panel ___ ___ ___ ___ ___ ___ ___ ___ Gas Pressure Reading 1 1 See Chapter 4 14 page 31 and gas pressure table to be filled out by installer Static Operating Water Pressure Building Water Pressure Range if on Well system Installing Company Installer name Address Phone Table 46 Installation manual should be left with the owner after the installation is tested...

Page 64: ...6720644887 ...

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