Intellihot iN401 Operation & Installation Manual Download Page 3

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Table of Contents

1. General Information

1.1

Items Shipped With Water Heater. . . . . . . . . . 2

1.2 Serial Number Locations . . . . . . . . . . . . . . . . . 2

2. Safety

2.1 Safety Signal Words. . . . . . . . . . . . . . . . . . . . . 3
2.2 Installation Warnings . . . . . . . . . . . . . . . . . . . . 3

3. Technical Specifications

3.1

. . . . . . . . . . . . . . . . . . . . 5

3.2 Nomenclature. . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.3 High Elevation Installations . . . . . . . . . . . . . . . 6

3.4

Clearance

Requirements . . . . . . . . . . . . . . . . . 6

3.5

3.6 Exhaust Gas Standards . . . . . . . . . . . . . . . . . . 7
3.7 Overall Dimensions. . . . . . . . . . . . . . . . . . . . . . 8

3.8

. . . . . . . . . . . . . . . . . . . 9

4. Quick Reference Installation Guide

4.1 Install the Water Heater. . . . . . . . . . . . . . . . . . 11
4.2 Pre-Startup Instructions . . . . . . . . . . . . . . . . . 11

5. Preparation Before Installation

5.1 Selecting an Indoor Installation Site . . . . . . . 13

6. Gas Connection

6.1

Quick

Reference

Installation

Instructions . . . 14

6.2 Fuel Source . . . . . . . . . . . . . . . . . . . . . . . . . . 14

6.3

Gas

Pressure

Requirements . . . . . . . . . . . . . 14

6.4

Gas

Pressure

Regulator . . . . . . . . . . . . . . . . . 14

6.4.1

Venting

Gas

Supply

Regulators. . . 15

6.5 Length of Gas Supply Line. . . . . . . . . . . . . . . 15
6.6 Gas Piping Material . . . . . . . . . . . . . . . . . . . . 15

6.7

Determine

Correct

Gas

Pipe

Diameter . . . . . 15

6.8

6.9

Connecting

Gas

Line

Unit . . . . . . . . . . . . . 16

6.10 Gas Pipe Sizing Tables . . . . . . . . . . . . . . . . . . .17

7. Air Intake Inlet and Exhaust Gas Outlet Pipe

Connections

7.1

Quick

Reference

Installation

Guide . . . . . . . . 19

7.2

Typical

Single

Unit

Air

Intake

Inlet

and

Exhaust Gas Outlet Pipe Installation . . . . . . . 19

7.3 Two Pipe Vent System (Direct Vent) . . . . . . 20

7.3.1

. . . . 20

7.3.2

. . . . . . 21

7.3.3

Side

Wall

Air

Intake

Inlet

and

Exhaust

Gas Outlet Pipe Termination . . . . . . . 21

7.3.4

Roof

Air

Intake

Inlet

and

Exhaust

Gas Outlet Pipe Termination . . . . . . . 22

7.4 Single Pipe Venting System (Power Vent) . . 22

7.4.1

Single

Unit . . . . . . . . . . . . . . . . . . . . . 22

7.4.2

Multiple

Units. . . . . . . . . . . . . . . . . . . 23

7.5

Combustion

Air

Requirements . . . . . . . . . . . . 24

7.6

Intake

Air

Inlet

and

Exhaust

Gas

Outlet

Pipe Diameter and Length . . . . . . . . . . . . . . . 24

7.7

. . . . . . . . 25

7.8 Exhaust Gas Outlet Pipe Materials . . . . . . . . 26

7.9

Air

Intake

Inlet

Pipe

Vent

Materials . . . . . . . . 26

7.10

Recommended

Exhaust

Gas

Outlet

Pipe

Transitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

8. Water Connections

8.1

Quick

Reference

Installation

Instructions . . . 28

8.2

Hot

Water

Connection . . . . . . . . . . . . . . . . . . 28

8.3

Cold

Water

Connection . . . . . . . . . . . . . . . . . 29

8.4

Condensate

Drain

Line . . . . . . . . .

. . . . . . . . .

9. Electrical Power

9.1

Electrical

Recommendations . . . . . . . . . . . . . 31

9.2

Connection

Instructions. . . . . . . . . . . . . . . . . 31

10. Adjusting CO

Level

10.1 General Information . . . . . . . . . . . . . . . . . . . . 32

10.2

Adjustment

Procedure . . . . . . . . . . . . . . . . . . 32

11. Natural Gas to Propane Conversion

11.1 General Information . . . . . . . . . . . . . . . . . . . . 35

11.2

Conversion

Procedure

. . . . . . . . . . . . . . . . . 35

12. Operation

12.1

Control

Panel . . . . . . . . . . . . . . . . . . . . . . . . . 37

12.2 Turning Water Heater ON and OFF . . . . . . . . 37
12.3 Setting the Time . . . . . . . . . . . . . . . . . . . . . . 38

12.4

Adjusting

the

Water

Temperature . . . . . . . . . 38

12.5 Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

12.5.1 Setting Passcode Protection. . . . . . . 39

12.5.2

Changing

Passcode . . . . . . . . . . . . . . 40

12.5.3 Forgot Passcode . . . . . . . . . . . . . . . . 41

12.6  N/A  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   41
12.7  Temp  /  Flow. . . . . . . . . . . . . . . . . . . . . . . . .   41
12.8  Life  Screen. . . . . . . . . . . . . . . . . . . . . . . . . .   42

12.9 Unit

Information . . . . . . . . . . . . . . . . . . . . . . 43

12.10 More Screens. . . . . . . . . . . . . . . . . . . . . . . . . 44

12.10.1

Cellular . . . . . . . . . . . . . . . . . . . . . . . . 44

12.10.2 Error History . . . . . . . . . . . . . . . . . . . 44
12.10.3

telliCare

Service

(Subscribe at Startup). . . . . . . . . . . . 45

13. Connecting Multiple Units

13.1 General Information . . . . . . . . . . . . . . . . . . . . 48
13.2 Installation Procedure . . . . . . . . . . . . . . . . . . 48

13.2.1

telliCare

for

Multiple

Units. . . . . . . . . 49

13.3

Venting

for

Multiple

Units . . . . . . . . . . . . . . . 49

14. Maintenance

14.1

Maintenance-Free

Circulation

Pump. . . . . . . 50

14.2 Heat Engine Locations . . . . . . . . . . . . . . . . . . 50

14.3

Condensate

Sediment

Cup

Cleaning . . . . . . . 50

15. Wiring Diagrams and Troubleshooting

15.1

Operational

Flow

Chart . . . . . . . . . . . . . . . . . 53

15.2

Complete

Wiring

Diagram

(all

models) . . . . . 54

15.3

Control

Board

Wiring

Diagram . . . . . . . . . . . . 55

15.4 Troubleshooting Guide. . . . . . . . . . . . . . . . . . 56

. Requirements for State of Massachusetts

.1 Notice Before Installation . . . . . . . . . . . . .

. . . . . . . . . . . . . . 6

18.

Warranty

.1 Warranty. . . . . . . . . . . . . . .

19.

Product Warranty

.1 Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Specifications Chart. .

Connection Specifications. . . . . . . . . . . . . . . .

Configuration Options

Single Unit Configurations. . . . .

Multiple Unit Configurations .

Venting Clearance Specifications. .

16.

Serviceable parts. . . . . . . . . . . . . . . . . . . . . . .

Gas Pipe Drip Leg and Shut-off Valve

. . . . .

Summary of Contents for iN401

Page 1: ...er service agency or the gas supplier Ne pas entreposer ni utiliser d essence ou ni d autres vapeurs ou liquides inflammables à proximité de cet appareil ou de tout autre appareil QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ Ne pas tenter d allumer d appareil Ne touchez à aucun interrupteur ne pas vous servir des téléphones se trouvant dans le bâtiment Appelez immédiatement votre fournisseur de gaz d...

Page 2: ... the ground up that would outperform and outlast all others Quickly our goal grew from not just making a better water heater but creating an intelligent water heating and delivery system Innovation is our hallmark and simplicity efficiency and durability are at the core of every lntellihot product Our products are proudly engineered and built in Galesburg Illinois lntellihot has helped commercial ...

Page 3: ... Air Intake Inlet Pipe Vent Materials 26 7 10 Recommended Exhaust Gas Outlet Pipe Transitions 27 8 Water Connections 8 1 Quick Reference Installation Instructions 28 8 2 Hot Water Connection 28 8 3 Cold Water Connection 29 8 4 29 9 Electrical Power 9 1 Electrical Recommendations 31 9 2 Connection Instructions 31 10 Adjusting CO2 Level 10 1 General Information 32 10 2 Adjustment Procedure 32 11 Nat...

Page 4: ......

Page 5: ...s policy of continuous product improvement and technology the design and or technical specifications in this manual are subject to change without notice This manual contains safety information installation instructions and maintenance procedures It must be left with the homeowner or placed near the water heater in a noncombustible location The customer should retain this manual for future referenc...

Page 6: ...Keys 1 2 Serial Number Locations The unit s serial number is located on the left side of the unit Please provide this serial number when inquiring about service or warranty solutions ASME detail is located on the information plate attached to the cabinet next to the rating label on the left side Unit Serial Number ______________________________ Heat Engine 1 ASME Serial Number _____________ Heat E...

Page 7: ...switch donotuseanyphonein 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 or police department C Use only your hand to turn the manual gas shut off valve Neverusetools Ifmanualgasshut offvalvewill not turn by hand don t try to repair it Call a qualified service technician Force or at...

Page 8: ...uality is known to have high acidity and or high hardness water treatment is recommended Consult the local water authority SAFETY INSTRUCTIONS DO NOT use this appliance if any part has been under water DO NOT reverse the cold water and gas connections as this will damage the gas valve DO NOT overtighten fittings as damage may occur causing internal leakage The appliance should be located in an are...

Page 9: ...aximum length above deduct 5 ft per 90 elbow and 2 ft per 45 elbow Ignition Electronic Spark Ignition Temperature Range 100 F 190 F Temperature Stability 4 F Installation Location Ambient Temperature 40 F 130 F Safety Flame Rod Thermal Fuse Overheat Prevention Device Fan Speed Monitor Flue Temperature Monitor Blocked Vent Detector Dual Flame Sensing Water Pressure Min Max PSI 30 160 NG LP Min Gas ...

Page 10: ...ance Requirements In order for the water heater to operate properly and efficiently the clearances specified in the table below are required 12 1 1 1 6 top Service Clearances If multiple units are installed the side clearance can be shared between the two units Location Required From Combustibles From Non Combustibles Service Clearance1 Top 6 15 cm 2 51 cm 6 15 cm Back 5 8 16 mm 5 8 16 mm 1 25 mm ...

Page 11: ...Air Intake Inlet1 4 Polypropylene Condensate Drain Connection 3 4 Power Supply 120V AC Power Max 9 5A 1 Use the 4 adapter provided when using PVC or CPVC pipe 2 Using sizes other than specified can cause damage to the water heater and will void the warranty 3 5 Exhaust Gas Standards CO2 and CO Standards Description CO2 Range Max CO Level ppm Natural Gas High Fire 9 1 to 9 3 200 ppm Low Fire 9 1 to...

Page 12: ...29 77 1 17 134 25 5 29 50 80 2 00 50 80 2 00 3X 90 00 3 54 90 00 3 54 279 00 10 98 429 00 16 89 405 50 15 96 3X 24 00 0 94 254 00 10 00 356 81 14 05 60 00 2 36 158 00 6 22 254 00 10 00 FRONT DISPLAY 1 1 2 NPT WATER INLET RECIRCULATION RETURN ELECTRICAL ACCESS PANEL 1 1 2 NPT GAS INLET 1 1 2 NPT WATER OUTLET 4 PVC OR PP EXHAUST 4 PVC OR PP AIR INTAKE 3 4 NPT T P PORT POWER CABLE STRAIN RELEIF 3 4 P...

Page 13: ...k Valve Pipe Coupling Pipe Cap Recirculation Pump LEGEND Pressure Relief Valve System with no storage tank and without mixing valve Supply Gas Supply Cold Water Supply Expansion Tank HOT WATER FIXTURES Recirculation Line Hot Water Return Traditional Tank Type Heater Isolation Valve Check Valve Pipe Coupling Pipe Cap Recirculation Pump LEGEND Pressure Relief Valve Multiple unit system with mixing v...

Page 14: ...ater Supply Gas Supply Cold Water Supply ExpansionTank HOT WATER FIXTURES Recirculation Line Hot Water Return Isolation Valve Check Valve Pipe Coupling Pipe Cap Recirculation Pump LEGEND Pressure Relief Valve Multiple unit system with mixing valve but no storage tank ...

Page 15: ...er connections For additional information refer to section 8 Water Connections on page 28 6 Make all necessary electrical connections 9 Electrical Power on page 31 Note For additional electrical protection the use of a surge protection device is recommended Damage caused by power surges is not covered by the warranty 7 If necessary convert the water heater from the factory preset of using natural ...

Page 16: ... unit until all the air is removed from the water lines and from the water heater 4 If multiple units are being installed follow these instructions for each unit 5 Turn ON the power switch at the electrical junction box and turn ON the ON OFF switch inside the front cabinet door The water heater s display panel should turn ON 6 Follow the instructions in this manual and on the unit s display scree...

Page 17: ...rty air drawn into the intake pipe can damage the water heater The warranty does not cover damage caused by airborne contaminants 3 Locate the unit close to a drain and near gas and water connections The water heater produces a significant amount of condensate during normal operation and should be located near a suitable drain where damage from a possible leak will be minimal Installing the water ...

Page 18: ... off Valve on page 15 8 Install a manual shut off valve as shown in 6 8 Gas Pipe Drip Leg and Shut off Valve on page 15 9 Test all gas line connections for leaks NOTICE Do not fire operate the water heater until all connections have been completed and the heat engine is filled with water 6 2 Fuel Source 1 Natural gas is the factory preset 2 To convert the unit to propane refer to the Propane LPG C...

Page 19: ...ng to the specific installation requirements 6 6 Gas Piping Material 1 All gas piping and components must comply with NFPA local codes and utility requirements minimum Only gas approved fittings valves or pipe should be utilized 2 Standard industry practice for gas piping is Schedule 40 iron pipe and fittings All high and low gas pressure piping systems must comply with local utility and building ...

Page 20: ...D flanged steel coupling and gasket with a short piece of 1 1 4 NPT black pipe 2 Install a manual shut off valve as described in 6 8 Gas Pipe Drip Leg and Shut off Valve on page 15 Union Shut off Valve 3 Install a drip leg in 6 8 Gas Pipe Drip Leg and Shut off Valve on page 15 4 Continue installing pipe to reach the main gas supply connection 5 Test all gas pipe connections a All the gas pipe conn...

Page 21: ... 4 560 000 Note BTU h capacities are based on specific gravity of 0 6 pressure drop of 0 5 WC Pipe Sizes and BTU h Capacity NATURAL GAS Use this table for static gas pressure GREATER THAN 5 W C Length including fittings feet 1 2 3 4 1 1 1 4 1 1 2 2 2 1 2 3 4 10 404 000 949 000 1 787 000 3 669 000 5 497 000 10 588 000 16 875 000 29 832 000 43 678 000 20 286 000 652 000 1 228 000 2 522 000 3 778 000...

Page 22: ...660 000 3 210 000 5 110 000 9 030 000 18 400 000 50 255 000 480 000 985 000 1 480 000 2 840 000 4 530 000 8 000 000 16 300 000 60 231 000 434 000 892 000 1 340 000 2 570 000 4 100 000 7 250 000 14 800 000 80 212 000 400 000 821 000 1 230 000 2 370 000 3 770 000 6 670 000 13 600 000 100 372 000 763 000 1 140 000 2 200 000 3 510 000 6 210 000 12 700 000 125 349 000 716 000 1 070 000 2 070 000 3 290 ...

Page 23: ...s Outlet Pipe Termination on page 21 7 3 4 Roof Air Intake Inlet and Exhaust Gas Outlet Pipe Termination on page 22 3 Determine the straight line distance and the number of elbows required to route the air intake inlet and exhaust gas outlet pipes to their termination point 7 6 Intake Air Inlet and Exhaust Gas Outlet Pipe Diameter and Length on page 24 4 Determine the diameter of pipe required to ...

Page 24: ...rresponding diameter for the exhaust gas outlet pipe and route it to a suitable outside location a Glue all connections making sure the joints are sealed airtight b Install all horizontal exhaust gas outlet piping with a minimum 2 degree 1 4 per foot slope back toward the water heater This allows any condensate that accumulates in the exhaust gas outlet pipe to properly drain back into the unit c ...

Page 25: ...st Exhaust Exhaust 7 3 3 Side Wall Air Intake Inlet and Exhaust Gas Outlet Pipe Termination 1 Terminate the air intake inlet pipe with a 90 elbow angled down Use a flange and PVC screen not supplied 2 Terminate the exhaust gas outlet pipe on the exterior wall at least 12 above ground and at least 18 away from the air intake inlet pipe or as required by local building codes In areas of high snow fa...

Page 26: ...l or as required by local code 12 Minimum 3 Minimum 12 USA or 18 Canada over maximum snow level or as required by local code Exhaust Intake Air Single unit Intake Air Exhaust See Note A Multiple units Note A The distance between any exhaust gas outlet and air intake inlet pipe should be between 18 and 36 inches apart If this minimum specification cannot be met the air intake inlet and exhaust gas ...

Page 27: ...ting multiple units together requires proper sizing of the air intake inlet and exhaust gas outlet pipes Up to four water heaters can be connected cascading together Units which share a common vent must be connected together in a cascading configuration as described in 13 Connecting Multiple Units on page 48 Decommisioined Air Intake and Gas Exhaust Intake Air Intake Air Intake Air Intake Air Inta...

Page 28: ...air contaminated with high levels of dust sawdust aerosols such as paint or other airborne contaminants If necessary purchase and install appropriate air screens and follow a regular cleaning program to ensure an adequate supply of clean outside combustion air 7 6 Intake Air Inlet and Exhaust Gas Outlet Pipe Diameter and Length The iN401 and iN501 come factory installed with 4 inch polypropylene P...

Page 29: ...within a height 15 feet above meter regulator assembly I Clearances to gas meter regulator vent outlet 3 feet J Clearances to non mechanical air supply inlet or combustion air inlet to any other appliance 1 foot 3 feet K Clearances to mechanical air supply inlet 3 feet above if within 10 feet horizontally 6 feet L Clearances to above paved sidewalk or paved driveway on public property 7 feet M Cle...

Page 30: ...pipe fittings primers and glues must be from a single manufacturer do not interchange Follow the vent manufacturer s certified instructions SAFETY INSTRUCTIONS Do not use cellular foam core pipe to vent exhaust gases This water heater has a built in exhaust gas outlet temperature control that limits the exhaust gas temperature to a maximum of 149 F 65 C for PVC pipe In commercial applications whic...

Page 31: ...haust gas from opposite directions Use a 45 degree transition as shown Do not transition into a reducer or use a t fitting Transitions should always be directed into a straight run of pipe Do not use 90 degree transition into a reducer or a straight pipe 1 4 Rise Per Foot Run Condensate Drain Condensate Drain 1 4 Rise Per Foot Run Do not use reducers in a straight run of pipe ...

Page 32: ... approved for use in potable water systems should be used 1 Connect a 1 1 2 NPT coupler to the water heater s hot water connection 2 Install a 1 1 2 union connection 3 Install the supplied 3 4 150 psi maximum pressure relief valve into the port on the top of the unit 4 Following local building codes install a 1 1 2 manual shut off valve with 1 1 2 NPT fittings WARNING To prevent serious personal i...

Page 33: ...s are being installed the diameter of the main cold water pipe needs to be sized by an engineering professional Note Isolation valve kits can be used if incoming water treatment is anticipated such as a water softener due to hardness levels or heavy usage of the unit 6 With the unit OFF open a nearby cold water faucet and allow the water to flow through the unit until all the trapped air is exhaus...

Page 34: ... fired appliance to obtain the minimum requirement 2 Place the unit only in a horizontal position on the floor Vertical mounting is not permitted and will void the warranty 3 Any condensate drain connection must have a p trap between the gas fired appliance outlet and the unit s inlet 4 Locate the unit where pipes are not subjected to freezing temperatures 5 Locate the unit close to a floor drain ...

Page 35: ...tive Before connecting the water heater to the power source test the polarity of the electrical circuit 9 2 Connection Instructions 1 On single unit installations make sure the electrical outlet being used is wired with at least 12 gauge wire and grounded with an appropriately sized circuit breaker The electrical power required for the water heater is 120V AC at 60 Hz 2 Remove the two cover screws...

Page 36: ...librated flue gas analyzer CO2 and CO Standards Description CO2 Range Max CO Level ppm Natural Gas High Fire 9 1 to 9 3 200 ppm Low Fire 9 1 to 9 3 60 ppm Propane High Fire 10 1 to 10 5 200 ppm Low Fire 10 1 to 10 5 60 ppm NOTICE The values listed in the table are for nominal conditions Variables such as gas pressure heating value of the gas humidity and temperature of combustion air can impact CO...

Page 37: ... a Use a flat blade screwdriver to turn the High Fire screw clockwise to decrease and counterclockwise to increase the CO2 value b Adjust in turn increments c Wait three minutes to stabilize flue gas readings and recheck values d Adjust until values fall with specified range High Fire Screw 10 Once the desired values are achieved record the new High Fire CO2 adjusted values in the table CO2 and CO...

Page 38: ... while the burner operates at low fire using a 2mm hex wrench Turn clockwise to increase CO2 and counterclockwise to decrease CO2 Low Fire Screw 15 Once the desired values are achieved record the new Low Fire CO2 adjusted values in the table 16 From the display screen press Bottom Heat Engine and repeat the Low Fire procedure for all heat engines 17 When all heat engines have been properly adjuste...

Page 39: ...ron Recommended Gas Pressure 11 W C Maximum Static Gas Pressure 13 W C Current Static Propane Gas Pressure ___________W C Date ___________________ Note This conversion process also requires the CO2 levels to be adjusted Refer to 10 Adjusting CO2 Level on page 32 for instructions 11 2 Conversion Procedure 1 Follow these steps before repositioning the DIP switches a Turn the water heater OFF using t...

Page 40: ... Reset the circuit breaker to the ON position Turn the water heater ON using the display screen 2 Follow the display screens to check if the unit is now set to propane 3 Refer to section 10 Adjusting CO2 Level on page 32 in this manual for instructions to adjust CO2 levels ...

Page 41: ... heater or the electrical switch is turned ON the Main Menu screen will automatically appear 2 To turn the water heater OFF press and hold the Power button in the upper left of the screen 3 Press the Power button to turn the unit ON WARNING Turning the unit OFF does not disconnect it from the power source Whenever working around electrical components within the water heater turn off the power at i...

Page 42: ...e burns instantly or death from scalding Children the disabled and the elderly are at the highest risk of being scalded Do not leave children or the infirm unsupervised Check temperature of hot water before taking a shower or bath To control water temperature to a particular faucet temperature limiting valves can be installed by your service professional All water faucets must be closed before cha...

Page 43: ...ny prompts shown on the screen 12 5 Security 12 5 1 Setting Passcode Protection It is not necessary to set a passcode for the water heater to function properly This feature is available to help prevent unauthorized access to the unit If a passcode is set it must be entered prior to accessing the main screen Press ON OFF and follow the prompts ...

Page 44: ...iN401 iN501 Operation 40 May 2019 Revision 00 12 5 2 Changing Passcode ...

Page 45: ...ion May 2019 Revision 00 12 5 3 Forgot Passcode If the unit passcode is lost or forgotten press the icon and call technical support 12 6 NOT USED 12 7 Temp Flow Provides the general operating parameters of each heat engine ...

Page 46: ...nical support Press the button to show the details of the various heat engines Service recommended Order appropriate replacement part as soon as possible To reset life press and hold the appropriate bar and follow the prompts Service Required Take IMMEDIATE action when this screen appears because the part life is critical To reset life press and hold the appropriate bar and follow the prompts ...

Page 47: ...aced the screens will provide replacement part information and a screen to reset the service meter for the part being replaced 12 9 Unit Information This screen provides the model software version serial number and a link to the contact us screen for the water heater ...

Page 48: ...so allows the units to be monitored and controlled from a mobile device Status of cellular connection screens Whenever software updates are being made the following screens will appear 12 10 2 Error History There are two error history screens One screen provides an overview of the entire unit Pressing the icon provides more detailed error information ...

Page 49: ...rolled remotely via an app on a mobile device Subscribe to this service by downloading the telliCare app from iTunes App Store and following the prompts on the app Upon startup the following screens appear 1 Tap anywhere on the screen to continue 2 This screen appears as the unit is trying to find a cellular connection 3 If the unit is unable to find a connection this screen appears 4 If the unit ...

Page 50: ... iN501 Operation 46 May 2019 Revision 00 5 If for some reason the setup is not completed the following screen appears 6 Note Each individual unit must be registered and each unit can only be registered once ...

Page 51: ...47 iN401 iN501 Operation May 2019 Revision 00 7 Once the service is set up various status screens provide the expiration date of the service and if it is on an auto renewal schedule ...

Page 52: ...alve Manual Shut off Valve Manual Shut off Valve 3 Install the combustion fresh air intake and exhaust outlet pipes Refer to 7 Air Intake Inlet and Exhaust Gas Outlet Pipe Connections on page 19 for additional information 4 Install and connect the hot water lines If an optional hot water storage tank is required connect the hot water lines to this tank Make sure the water pipe is properly sized in...

Page 53: ...munication cables are routed and connected and the DIP switches are correctly positioned close and lock the front door 17 Reconnect the power and turn the water heater ON The water heaters should now be ready to communicate with each other and operate as a single system Note Whenever a change is made to any one water heater all the other units in the system will be automatically updated to the new...

Page 54: ... speed setting which must be set to Speed 3 III 14 2 Heat Engine Locations Use the following diagrams to identify the location of the heat engines 14 3 Condensate Sediment Cup Cleaning One sediment cup is located inside the water heater cabinet This cup should be removed and cleaned annually Fill in the date serviced in the chart on the next page 1 Twist the bottom of the sediment cup to release t...

Page 55: ...cup will normally be full of condensate Carefully pour the condensate into a container and properly dispose of it Date Last Serviced Month Day Year 3 Remove the inner sediment cup from inside the lower portion of the unit 4 Remove any dirt and debris build up using soap and warm water 5 Replace the inner sediment cup and reattach the entire unit ...

Page 56: ...iN401 iN501 Wiring Diagrams and Troubleshooting 52 May 2019 Revision 00 15 Wiring Diagrams and Troubleshooting 15 1 Operational Flow Chart IH 56 Is Temp Within Limits Is Temp Within Limits ...

Page 57: ...01 Wiring Diagrams and Troubleshooting May 2019 Revision 00 15 2 Complete Wiring Diagram all models RD RD RD RD BL BK BL BL BK YL BL BK BL BK BK BK RD RD YL BK BK BL RD YL YL BL RD T IN401 IN501 To External Antenna ...

Page 58: ...USE FUSE ON DIP SWITCH SW1 FUEL SELECT NG LP ON OFF OFF CASCADING CONNECTIONS FUSE GN WT BK GN WT BK COMMUNICATION CABLE WT BK GN GN GROUND WT NEUTRAL BK LINE GREEN YELLOW PUMP WIRE COLOR CODE BK BLACK BL BLUE BN BROWN GN GREEN WT WHITE GN YL LOAD BK LINE POWER SWITCH WT GN TOP CONTROL MODULE BOTTOM CONTROL MODULE INTELLIHOT WATER HEATER WIRING DIAGRAM iN401 iN501 To Exterior Antenna 125V 5A SLOW ...

Page 59: ... Faulty sensor wiring Faulty sensor Heat engine water outlet temperature sensor Flue temperature sensor Inlet water temperature sensor Faulty controller Check connectors and ensure they are securely connected Check for nicked or broken sensor wiring or connectors Also check for corroded or wet connectors Measure resistance of sensor at connector 18 kΩ at 50 F 10 kΩ at 77 F 3 kΩ at 140 F Replace co...

Page 60: ... condensate Wiring loose switch open Check exhaust termination Check exhaust connection at water heater Install screens to prevent blockage Check slope of drain Check for double loops air locks or debris in loop Check wiring Flue sensor Unplugged connectors Faulty sensor wiring Faulty sensor Flue temperature sensor Inlet water temperature sensor Faulty controller Check connectors and ensure they a...

Page 61: ...icked or broken sensor wiring or connectors Also check for corroded or wet connectors Replace water valve Pump Faulty pump wiring Pump fuse blown Faulty pump Faulty controller Check for nicked or broken sensor wiring or connectors Also check for corroded or wet connectors Replace fuse 5 Amp Replace pump Replace controller Fuel Type Wrong fuel type being used Use correct fuel type ...

Page 62: ...fold Sensors Unplugged connectors Faulty sensor wiring Faulty sensor Flue temperature sensor Inlet water temperature sensor Faulty controller Check connectors and ensure they are securely connected Check for nicked or broken sensor wiring or connectors Also check for corroded or wet connectors Measure resistance of sensor at connector 18 kΩ at 50 F 10 kΩ at 77 F 3 kΩ at 140 F Replace controller Sy...

Page 63: ...ected Indicates a fault exists within the monitored parts or system Touch display screen to awake Refer to the remedy for indicated part or system Refer to the remedy for indicated part or system System Alert Fault A system alert or fault is present main menu screen Malfunction of monitored part or system Press the Menu bar and refer to the remedy for indicated part or system ...

Page 64: ...s IGT CST0011 IGT CST0010 Description Gas Valve Kit Gray Swirl Plate Fan Adapter Plate Blower Kit Outlet Casting Adapter Inlet Casting Adapter IGT SPR0008 Part Number IGT SPR0011 IGT ELC0147 IGT ELC0012 60 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 65: ...IGT SPR0011 IGT SPR0106 16 2 Burner Electrode Gas Valve Description Gen II V02 Burner Kit Gas Valve Harness Gas Valve Kit Gen II V02 Electrode Kit Part Number IGT SPR0111 61 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 66: ...r Side Cast Exhaust 3 Side Cast Exhaust 4 to 3 Side Cast Seal 16 3 HEX Sidecast IGT SA0512 IGT CST0029 IGT CST0035 IGT SLS0083 IGT SA0511 Top Heat Exchanger Part Number Description 62 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 67: ...4 Description Water Hammer Arrestor Water out fitting hot side Flange Seal Close off Plate Water out fitting T P side Corrugated Water line assembly Flange Adapter fitting Corrugated Water line assembly Part Number IGT PLG0018 IGT FTT0235 3 IGT SLS0041 63 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 68: ...bly Corrugated line assembly Corrugated line assembly Water In Fitting Cold Side Flange Seal Close off Plate fitting Recirculation pump Part Number IGT LNE0059 IGT LNE0053 IGT LNE0061 IGT FTT0235 1 IGT SLS0041 IGT FTT0244 IGT VL0019 IGT LNE0064 IGT FTT0235 2 IGT SPR0003 IGT SM0558 IGT SPR0075 Flange Adapter Fitting 64 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 69: ...T PLG0015 IGT SLS0041 IGT SM0560 16 6 Gas Connections Part Number IGT FTT0235 5 Close Off Plate Description Gas in Casting Gas Corrugated tube Gas Corrugated tube Flange Seal 65 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 70: ...Rocker Switch Large Screen Display Kit 16 7 Electronics Control Board Igniter Module DSI Kit Part Number Description IGT SPR0088 IGT SPR0002 IGT SPR0005 IGT ELC0007 IGT SPR0065 IGT ELC0138 66 iN401 iN501 Serviceable Parts August 2019 Revision 00 ...

Page 71: ... ft cascading cable 50 ft cascading cable Gen II V 2 Sensors Kit includes Manifold inlet Manifold outlet Flue and Hotwater outlet sensors Gen II V 2 O Ring kit Display Wiring Harness Heat Exchanger to Control board Complete Harness Water Valve Wiring Harness Set Inlet Sensor Wiring Harness Outlet Sensor Wiring Harness Bypass Valve Wiring Harness 67 iN401 iN501 Serviceable Parts August 2019 Revisio...

Page 72: ...he responsibility of the property owner 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 installed in a crawl space or an attic the hard wired carbon monoxide detector with alarm and battery back up may be installed on the next adjacent floor level b ...

Page 73: ...tive parts submitted may not be returned No returns will be accepted without prior authorization from Intellihot Definition of Potable water Potable water is defined as drinkable water supplied from utility or well water in compliance with EPA secondary maximum contaminant levels 40 CFR part 143 3 as shown in the table Contaminant Level Aluminum 0 05 to 0 2 mg l Chloride 250 mg l Color 15 color un...

Page 74: ...hot Inc disclaims any and all other warranties including but not limited to warranties of merchantability and fitness for a particular purpose provided however that implied warranties of merchantability and fitness for a particular purpose are not disclaimed during the 1 year period from the date of commissioning Intellihot shall not be liable for indirect special incidental consequential or other...

Page 75: ..._____________________________________________________________ ______________________________________________________________ ______________________________________________________________ Owner Information Name ________________________________________________________ Address _______________________________________________________ City State Postal Code ________________________________________ Phon...

Page 76: ...iN401 iN501 Product Warranty 72 May 2019 Revision 00 This page has been intentionally left blank ...

Page 77: ...iN401 iN501 May 2019 Revision 00 NOTES ...

Page 78: ...iN401 iN501 74 May 2019 Revision 00 NOTES ...

Page 79: ...Endless water Zero waste ...

Page 80: ...Intellihot Inc www intellihot com 2900 W Main Street Galesburg IL 61401 877 835 1705 support intellihot com 09 2019 Part IGT MNL0047 ...

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