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ETi 400 High Efficiency Pool and Spa Heater Installation and User’s Guide

Rev. A 9/2016

Section 3: Troubleshooting

Reset power to Heater and

retry. Heater should fire.

Does the Digital

Temperature Display show

Error Code “E05” or “E06”?

Heater starts and runs OK,

but temperature of exhaust

climbs to 170°F (77°C)

in 3-5 minutes.

Heater starts after several

tries, exhaust temperature

stays below 150°F (65.5°C)

Heater doesn’t start at all

(exhaust stays cold).

Check pressure and volume

of fuel supply

Check the J5 and J8

connectors for corrosion/

looseness on the male

pins.

Check continuity in wiring

harness between Control

Board and Probe.

Continuity OK?

Disconnect the sensor and

check continuity across its

terminals. Resistance

should see:

= open circuit

0 = shorted

Does sensor check OK?

Clean/tighten pins as

needed.

Reset power to Heater

and retry. Heater should

fire.

NOT OK

SFS on

Replace Stack Flue Sensor

Correct Fuel Supply, reset

Heater and retry. Heater

should fire correctly.

Repeat checks on fuel

supply, Thermal Regulator,

check for correct orifices,

etc.

DONE

YES

Correct problem; Heater should

fire.

Check Heat Exchanger

Coil for leaks, liming, soot,

or low flow.

DONE

Replace Heater Control Panel.

Replace Heater Control Board.

Reset power to Heater and

retry. Heater should fire.

Reset power to Heater and

retry. Heater should fire.

DONE

YES

DONE

Diagnostic LEDs: PS, HLS, TF, IGN, AFS, AG1, AG2, FS

Heater should fire on call for

heat. Re-verify that water flow

is above minimum require-

ment.

Minimum Flow Requirements

Model Flow (gpm)

minimum.

ETi 400 40

Temperature
rise (˚F)

30 +/- 5 ˚F

Check the temperature at the
water outlet plumbing from the
tridicator and subtract the water
inlet temperature on the LED.
The difference is the

Temperature Rise (˚F)

YES

Resistance Table

T (˚C) -

0
5

10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95

100

Rn (Ohm) *

27396
22140
17999
14716
12099
10000

8308
6936
5819
4904
4151
3529
3012
2582
2221
1918
1663
1446
1262
1105

970

See Resistance Table on right.

Note: (*) +/- 3%

Содержание ETi 400

Страница 1: ...For Future Reference Model Natural 120 240 VAC NATURAL GAS LP GAS INSTALLATION AND USER S GUIDE FOR YOUR SAFETY This product must be installed and serviced by authorized personnel qualified in pool sp...

Страница 2: ...stomer Service and Technical Support If you have questions about ordering Pentair Water Pool and Spa Inc replacement parts and pool products please call Phone 800 831 7133 Fax 800 284 4151 8 AM to 7 3...

Страница 3: ...Sequence Of Operation 17 Specifications 17 18 Plumbing Connections 19 Water Connections 19 Valves 20 Manual By Pass 20 Below Pool Installation 20 Gas Connections 21 Gas Pipe Sizing 21 Gas Pressure Tes...

Страница 4: ...AFS AG1 AG2 FS 45 49 Burner Troubleshooting 50 Heat Exchanger Troubleshooting 50 Operator Control Panel Displays RNC Code 50 Section 4 Maintenance and Care Instruction 51 Care and Maintenance 51 Tita...

Страница 5: ...ons regarding to this pool heater please contact Pentair Water Pool and Spa Customer Support at 800 831 7133 HEATER APPLICATION INFORMATION The ETi 400 Heater is sold with a limited factory warranty P...

Страница 6: ...t tubs 6 Persons taking medication which induce drowsiness such as tranquilizers antihistamines or anticoagulants should not use spas or hot tubs WARNING Should overheating occur or the gas supply fai...

Страница 7: ...AMAGE OR DEATH DANGER WARNING FOR YOUR SAFETY This product must be installed and serviced by a professional service technician qualified in pool heater installation Some jurisdictions require that ins...

Страница 8: ...ane gas storage and filling equipment as specified by the Standard for the Storage and Handling of Liquefied Petroleum Gases CAN CSA B149 2 latest edition or ANSI NFPA 58 latest edition WARNING Risk o...

Страница 9: ...a suitable drain pan adequately drained be installed under the heater The pan must not restrict air flow The heater may not be installed within 5 ft 1 5M of the inside surface of a pool or spa unless...

Страница 10: ...omes on and stays on when the heater s burner chamber is firing This light should be on whenever the burner is on This light blinks when the heater is calling for heat but not firing If this light is...

Страница 11: ...the pump Be sure the pump is running and primed to close the water pressure switch and supply power to heater Be sure the pool and or spa is properly filled with water Follow the Lighting Operating in...

Страница 12: ...Do not operate the pool heater unless the pool or spa is properly filled with water F Before operating the appliance for the first time or after it has been off for an extended time perform the follo...

Страница 13: ...14 The blower should come on immediately and after about 15 seconds the burner should fire When operating for the first time the burner may not fire on the first try because of air in the gas line If...

Страница 14: ...ump is off and closed when the pump is running Turn the star wheel on the switch clockwise to raise setting heater below the pool level and counterclockwise to lower the setting heater above the pool...

Страница 15: ...hes Ignition Lockout PS2 TH START NC IN FAN1 L1 FAN2 GND R 24 VAC UNUSED PS1 SAFETY CONTROLS continued STACK FLUE SENSORS SF1 SF2 The heater is equipped with two Stack Flue sensors one for each heat e...

Страница 16: ...y consult ing with a gas professional Pool and spa heaters must be used in conjunction with carbon monoxide detectors installed near the pool heater The carbon monoxide detectors must be periodically...

Страница 17: ...which shut down the heater if the flue gas temperature reaches 170 F 77 C The air flow switches AFS sense the pressure differential between both of the air metering orifices As soon as there is suffic...

Страница 18: ...Plumbing Side 2inWATERINLET CONNECTIONS 1087 5 42 8 108 4 3 38 1 1 5 GAS 226 6 8 9 4 INCPVCFLUE EXHAUST SOCKET 1160 5 45 7 CONTROLCONTROLTOUCH PAD DISPLAY 4 INCPVCFLUEEXHAUSTSOCKET BONDING LUG Heater...

Страница 19: ...revent flow through the heater except for pool installations as noted below or winterizing valves where needed To switch flow between the pool and spa use a diverter valve Do not use any valve that ca...

Страница 20: ...WATER INLET COLD WATER FROM POOL WARM WATER TO POOL 1 Set Manual By Pass Valve 2 Remove Handle Section 2 Installation Instructions ETi 400 GPM min max Max T F Min T F 40 120 35 25 Wherethe waterflow...

Страница 21: ...ressure while the heater is running of 4 in 10 2 cm wc is required to maintain input rating with no more than a 2 in pressure drop between static and dynamic The gas supply must be installed in accord...

Страница 22: ...n 1 2 psig 3 5 kPa GAS PRESSURE TESTING Caution The heater and its manual shut off valve must be disconnected from the gas supply during any pressure testing of that system at test pressures in excess...

Страница 23: ...interizing Instructions on page 53 Locate the heater on a level surface in an open area that is protected from drainage or run off Install the heater in an area where leaves or other debris will not c...

Страница 24: ...vomiting and inability to think clearly IF YOU EXPERIENCE ANY OF THE ABOVE SYMPTOMS IMMEDIATELY TURN OFF THE POOL HEATER LEAVE THE VICINITY OF THE POOL OR SPAAND GET INTO FRESH AIR IMMEDIATELY THE PO...

Страница 25: ...ng and the top of the heater exhaust vent see Figure 19 If the heater is under a roof or deck overhang the space around the heater must be open on three sides DO NOT install the heater under any deck...

Страница 26: ...in 15 cm EXHAUST SIDE 6 in 15 cm HEADER SIDE 6 in 15 cm DOOR PANELS 6 in 15 cm NOTE For service access it is advisable to allow for sufficient clearance on at least one door panel The heater is design...

Страница 27: ...to outdoor air Section 2 Installation Instructions CAUTION Chemicals should not be stored near the heater installation Combustion air can be contaminated by corrosive chemical fumes which can void th...

Страница 28: ...free air flow The Category IV exhaust vent termination cap must have at least 3 ft 1 m minimum vertical clearance from air intake duct see Figure 21 Flue Exhaust Side Wall Vent Cap provided with heate...

Страница 29: ...igure 22 Figure 23 Section 2 Installation Instructions 3 Insert the spigot part of the street wye up through the air intake hole in the top panel 4 Insert the 45 elbow into the 3 in pipe section of th...

Страница 30: ...elbows Area Likely Contaminants Chlorinated swimming pools and spas Pool or spa cleaning chemicals Acids such as hydrochloric or muriatic acid New construction and remodeling areas Glues and cements...

Страница 31: ...uction such as those listed for use with Category IV Appliances Vent pipe construction will be of UL 1738 approved non corrosive material such as non metalic PVC schedule 40 per ASTM D2665 CPVC schedu...

Страница 32: ...n on the heater or vent body It is recommended to slope the horizontal pipe runs up from the heater at least 1 4 per foot 2 cm M Install Approved condensate drains at low points where condensate might...

Страница 33: ...grade adjacent to walkways or similar traffic areas The terminal must be located Canada See Figure 24 on page 32 at least 10 feet 3 3M from any opening into a building at least 12 3M above finished gr...

Страница 34: ...recommended that the intake vent see Figure 26 be insulated in colder climates Combustion air supplied from outdoors must be free of particulate and chemical contaminants To avoid a blocked flue condi...

Страница 35: ...and verify the following Check that horizontal vent pipe runs slope uniformly at least 1 4 per foot 2 cm per meter upward from the heater to the vent terminal No sags no dips no high or low spots Che...

Страница 36: ...Mount the neutralizer cartridge on the floor near the side of the heater Outdoor Heater Installation Fig 24b Using the provided brackets secure the neutralizer cartridge onto the heater base 4 Connec...

Страница 37: ...ANT READ ME FIRST on pages 42 and 45 before proceeding All wiring must be in accordance with all applicable codes The heater when installed must be electrically grounded and bonded in accordance with...

Страница 38: ...t the L1 to the BLACK WIRE in the heater and the other L2 to the RED WIRE at the heater Connect the GROUND WIRE to the GREEN WIRE in the heater 120 VAC Wiring Connect the BLUE PLUG 120 VAC into the 12...

Страница 39: ...itch jumper wire remove the wire See Figure 31 below 4 Connect the Remote Control Dry Contact wires See Figure 31 below ELECTRICAL CONNECTIONS CONTINUED 4 To connect a 2 Wire Control such as IntelliTo...

Страница 40: ...ETi 400 High Efficiency Pool and Spa Heater Installation and User s Guide Rev A 9 2016 40 HEATER CONNECTION WIRING DIAGRAM Section 2 Installation Instructions Figure 32...

Страница 41: ...Rev A 9 2016 ETi 400 High Efficiency Pool and Spa Heater Installation and User s Guide 41 HEATER LADDER WIRING DIAGRAM Figure 33 Section 2 Installation Instructions...

Страница 42: ...STEM LED on Is Red SERVICE HEATER LED on Turn off power to heater for about 5 seconds and turn back on Make sure tempera ture setting is above water temperature Wait one minute Start here for directio...

Страница 43: ...condary on Transformer Check for Line Voltage at Transformer primary pins White connects to Pin 3 on Transformer Black to Pin 2 Orange to Pin 1 Jumper Fireman s Switch at TerminalBoard and press Leavi...

Страница 44: ...RVICE SYSTEM LED on Verify that pump is on filter is not blocked and the water flow is above the minimum requirement Check that water pressure is within the adjustment range of the Pressure Switch 0 5...

Страница 45: ...EAD ME FIRST If your heater is correctly connected to 240 Volts AC the Ignition Control Module ICM will convert the 240VAC to an intermittent pulse to the ignitor Digital meters don t read this type o...

Страница 46: ...and GND terminal on ICM See NOTE 1 Check for 24 VAC between START and GND terminal on Fan Control Board See NOTE 1 Replace Ignition Control Module YES NO Check for 24 VAC between VALVE and GND termin...

Страница 47: ...on Ignition Control Module and Control Board and replace Control Board YES YES NO NO NO YES YES NO AFS on Does Blower operate THERMISTOR on Verify Thermistor wiring and OK replace Thermistor Disconnec...

Страница 48: ...Sensor Correct Fuel Supply reset Heater and retry Heater should fire correctly Repeat checks on fuel supply Thermal Regulator check for correct orifices etc DONE YES YES YES YES NO YES NO OK YES Corre...

Страница 49: ...lue temperature is lower than 187 F 86 C NO NO YES tf is on Replace thermal fuse Service heat exchange or call customer support Remove dirt and clean float switch Remove condensate collector and verif...

Страница 50: ...lameholder is properly grounded Ignition Control Module Heat Exchanger Troubleshooting SYMPTOM CAUSE REMEDY Boiling in heat exchanger Low water flow to heater pump and or filter May be accompanied by...

Страница 51: ...iquids 3 Test the operation of the pressure relief valve by lifting the valve lever if installed 4 Test for proper operation of the water pressure switch See WATER PRESSURE SWITCH on page 14 for testi...

Страница 52: ...Explosion hazard Any heater installed with restrictive devices in the piping system downstream from the heater including check valves isolation valves flow nozzles or therapeutic pool valving must hav...

Страница 53: ...eratures are expected to drop below freezing 32 F 0 C shut down the heater and winterize it For outdoor heaters in freezing climates shut the heater down and drain it for winter as follows 1 Turn off...

Страница 54: ...TART UP page 12 and CARE AND MAINTENANCE page 51 See additional notes under Important Notices in Introduction page 12 RETURN THE HEATER TO SERVICE MAINTAINING POOL TEMPERATURE To maintain pool tempera...

Страница 55: ...improper pH disinfectant residual and total alkalinity These items if not kept properly balanced can shorten the life of the heater and cause permanent damage CAUTION Heat exchanger damage resulting f...

Страница 56: ...residual is 6 0 ppm or higher See your local pool supply store for help in properly balancing your water chemistry RULE Chemicals that are acid lower pH Chemicals that are alkaline raise pH ALKALINIT...

Страница 57: ...ard panel 1 475610 21 Latch assy 1 475611 22 Condensate neutralizer cartridge kit 1 475612 23 Inlet plumbing assembly 1 475613 24 Outlet plumbing assembly 1 475614 25 Exhaust assembly 1 475617 26 Term...

Страница 58: ...EMENT PARTS Note Item 45 not shown 33 44 35 44 44 33 16 44 44 44 20 44 44 32 2 44 21 19 18 Heat Exchanger and Blower Assemblies see page 59 Fan control board Terminal board see page 63 Manifold Assemb...

Страница 59: ...and Spa Heater Installation and User s Guide 59 Section 5 Replacement Parts ETI 400 HEATER HEAT EXCHANGER AND BLOWER ASSEMBLIES REPLACEMENT PARTS 36 8 6 4 7 15 38 39 40 Note Item 11 12 17 37 not show...

Страница 60: ...Heater Installation and User s Guide Rev A 9 2016 60 ETI 400 HEATER HEAT EXCHANGER ASSEMBLY REPLACEMENT PARTS CONTINUED 11 11 11 11 11 12 11 11 11 12 12 12 12 Heat Exchanger Assembly Section 5 Replac...

Страница 61: ...ation and User s Guide 61 Section 5 Replacement Parts ETI 400 HEATER MANIFOLD ASSEMBLY INLET AND OUTLET PLUMBING ASSEMBLY Manifold Assembly 11 44 24 43 44 31 3 14 29 23 A 43 43 43 44 44 43 41 A Manifo...

Страница 62: ...10 22 Condensate Neutralizer Cartridge Optional P N 475612 sold separately The cartridge may be mounted external to the heater for an indoor installation Condensate Neutralizer Cartridge Optional P N...

Страница 63: ...iency Pool and Spa Heater Installation and User s Guide 63 30 13 27 26 1 Note Items 5 and 9 not shown ETI 400 HEATER OPERATOR CONTROL PANEL ASSEMBLY REPLACEMENT PARTS Section 5 Replacement Parts Fan C...

Страница 64: ...tates and or other countries Unless expressly noted names and brands of third parties that may be used in this document are not used to indicate an affiliation or endorsement between the owners of the...

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