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I pg 40

Turbotemp 125 Pool and Spa Heater Installation and User’s Guide

TROUBLESHOOTING INSTRUCTION

Initial Troubleshooting

Only qualified, trained service technicians with appropriate test equipment should service 
the heater. Remember that all parts of the system affect heater operation. Before starting this 
troubleshooting procedure, make sure that the pump is running correctly, that there are no 
blockages in the system, that the valves are correctly set and that the time clock is correctly 
set and is running.

IMPORTANT! READ ME FIRST!

NOTICE:

 Installing the black 120 volt plug in the 

control box and then connecting the heater to a 
240 volt line will destroy the trans - former, control 
broad, and ignition control module, and will void the 
warranty. If you install the red 240 volt plug and then 
connect the heater to a 120 volt line, the heater will 
not operate.

READ THE FOLLOWINGCAREFULLY:

1. Check the line voltage to your heater. This heater

will operate on either 120 Volts AC or 240 Volts AC.
2. Remove the covers and check the 12-pin plug in 
the back of the control box. The plug must match the 
voltage in the heater circuit.
3. If the 12-pin plug is not plugged into the back of 
the control box, select the correct plug from the bag 
in the control box and plug it in. The BLACK plug is 
for 120 volts, the RED plug is for 240 volts.

Start here for directions to specific Troubleshooting Chart

Hazardous voltage. Can shock, burn or kill. 

Disconnect power before servicing any components.

Do not jumper

switch terminals to remedy a failed safety switch.

WARNING

WARNING

Go to chart “HEATER WILL

NOT FIRE - A”

(Page 28)

Go to chart “HEATER WILL

NOT FIRE - B” 

(Page 29)

Go to specific safety switch

troubleshooting chart 

(Pages 30 and 31)

Go to chart ‘HEATER WILL

NOT FIRE -C” 

(Page 30)

Are any red diagnos-

tic LED’s on back of

board (AGS, AFS,

SFS, HLS, PS or

THERMISTOR) “on”

NO

NO

NO

NO

NO

YES

YES

YES

NO

YES

YES

Does red “SERVICE

HEATER” LED come

“on”

Verify that water temperature setting is

above water temperature reading. If it is, 

and heater either will not fire or no red 

LED’s come “on”, replace Control Board.

YES

Is green “POOL” or “SPA”

LED “on”?

Is red “SERVICE SYSTEM”

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.
Do any diagnostic LED’s on

back of board (AGS, AFS,

SFS, HLS, PS, or 

THERMISTOR) come “on”

and stay on?

NOTICE:

Any or all of the diag-

nostic LED’s may come “on”

momentarily when you turn on

the power to the heater.

Fire and Explosion hazard.

Heater Will Not Fire - A

Heater Will Not Fire - A 
Start

GO TO

“HEATER WILL NOT FIRE - B”

Page 29

Heater should fire on demand

for heat.

Check Fireman’s Switch circuit

connections (time clock, wiring,

external controller relay).

Remove jumper. Check wiring

between Transformer and J7

terminals on Control Board

and between J7 and

Fireman’s Switch on Terminal

Board, check fuse, and

restore continuity.

Restore power to heater.

Replace Transformer.

Heater should fire on

demand for heat.

Replace Control Board.

Replace Membrane Pad.

Check wiring connections

between power supply and

Junction Box and between

Junction Box and Terminal

Board; restore continuity.

Check wiring connections

between Terminal Board and

Transformer primary and

restore continuity.

Is green “SPA” or

“POOL” LED “on”

YES

NO

NO

YES

YES

YES

NO

NO

Press 

“POOL” or “SPA” ON

button on Membrane Pad.

Does “POOL” or “SPA” LED

come on?

Check for line voltage to

heater.

Check for 24 VAC at 

secondary Transformer 

Check for Line Voltage at

Transformer primary pins.

White connects to Pin 3 on

Transformer, Black to Pin 2,

Orange to Pin 1.

240V: check Pin1 to Pin 3.

120V: check Pin 2 to Pin 3. 

Jumper Fireman’s Switch at

Terminal Board and depress

“POOL” or “SPA” ON button on

membrane pad. Does “SPA” or

“POOL” LED come “on”?

Leaving jumper in place,

check for 24 VAC between

Fireman’s Switch terminals

and ground.

Jumper pins 6 and 5 on J6 of

Control Board. Does “SPA”

LED come on?

Jumper pins 6 and 4 on J6 of

Control Board. Does “POOL”

LED come on?

Check for Line Voltage

between L1 and L2 terminals

on Terminal Board.

NO

YES

NO

NO

YES

YES

YES

YES

YES

NO

NO

YES

NO

Check that correct 12-pin

plug is installed (red is

240V, black is 120V)

If plug is not installed:

Install correct plug.

240V plug in 120V

circuit: Replace with 

correct plug.

120V plug in 240V

circuit: Replace trans-

former, control board,

and ignition control

module (see  “HEATER

WILL NOT FIRE-C and

-D”, Pages 30  and  31).

Check fuse and all

other 24V components

for damage.

Remove jumper. Check ribbon

cable connection between

Membrane Pad and J6 on

Control Board. Depress

“POOL” or “SPA” On pad

again. Does “POOL” or “SPA”

LED come on?

NO

Содержание Turbotemp 125

Страница 1: ...is appliance Do not use or store flammable materials near this appliance Do not spray aerosols in the vicinity of this appliance while it is in operation WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance 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...

Страница 2: ...N The following example simplifies the identification system 1 TT Turbotemp 2 Model Size 125 Input rating Mega Joule MJ hr 3 Construction HD Heavy Duty Model 4 Fuel Type LP Propane gas or N Natural gas HEATER IDENTIFICATION INFORMATION HIN Vent Installation Indoor Installation 26 or Outdoor Shelter Vertical Venting Horizontal or Vertical Venting 30 Using Single Wall Stainless Gas Vent Connecting S...

Страница 3: ...mp 125 heater is a compact lightweight efficient induced draft gas fired high performance pool and spa heater that can be directly connected to schedule 40 PVC pipe The heater also comes equipped with the Pentair multifunction temperature controller which shows at a glance the proper functioning of the heater All Turbotemp 125 heaters are designed with a direct ignition device HSI hot surface igni...

Страница 4: ...e the heater and will void the warranty The Combination Gas Control Valve on this heater differs from most appliance gas controls If it must be replaced for safety reasons replace it only with an identical gas control The access door panels must be in place to provide proper ventilation Do not operate the heater for more than five 5 minutes with the access door panels removed This heater is design...

Страница 5: ...r dealer Serious malfunction of the burner can occur which may result in loss of life Any additions changes or conversions required in order for the appliance to satisfactorily meet the application needs must be made by a dealer or other qualified agency using factory specified and approved parts The heater is available for use with natural gas or LP propane gas only It is not designed to operate ...

Страница 6: ...an The SERVICE HEATER light indicates a fault in the heater or its controls If this light comes on shut down the heater See TO TURN OFF GAS TO THE APPLIANCE on page 2 and have a qualified service technician check the system Section 1 Operation Instructions BASIC SYSTEM OPERATION Start pump make sure the pump is running and is primed to close the water pressure switch and supply power to heater Be ...

Страница 7: ...Figure 2 and page ix 13 The blower should come on immediately and after about 20 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 it does not fire at first push the OFF switch wait five minutes and again push the POOL or SPA ON switch The burner should fire after about 20 seconds You may have to repeat this ...

Страница 8: ...rmostats to a minimum temperature of 18 3 C 65 F or a maximum of 40 C 104 F If you desire to heat only one body of water the thermostat is capable of an off mode As an example if you only wish to heat the spa and not the pool simply depress and hold the pool down arrow and the thermostat will lower its setting to 18 3 C 65 F then go to an off mode Note See below to change the heater s factory set ...

Страница 9: ...e 55 C 131 F and the air flow switch AFS which senses the pressure drop across the air metering orifice the automatic gas shut off AGS switch which opens if the heat exchanger outlet temperature goes above 60 C 140 F the inlet temperature control switch which opens if the inlet temperature goes above 45 C 110 F the stack flue sensor SFS which shuts down the heater if the flue gas temperature reach...

Страница 10: ...sionally a two speed pump will not develop enough pressure on the low speed to operate the heater In this case run the pump at high speed only to operate the heater If this does not solve the problem do not try to run the heater Instead correct the installation Do not operate the heater while an automatic pool cleaner is also operating If the circulation pump suction is plugged for example by leav...

Страница 11: ...eater as possible If the gas pressure is not adjusted to the correct working pressure the heater will be over gassed and cause serious damage within minutes This damage is not covered under the heater warranty Install a manual shut off valve that conforms with Type 1 or Type 2 as per AG201 and or AS4617 standards and a sediment trap drip leg and union located outside the heater panels see Figure 1...

Страница 12: ...eter hose 4 Open the gas supply to the heater 5 Turn on the heater 6 Take the gas pressure reading 7 Turn off the heater 8 Shut off the gas supply to the heater 9 Disconnect the manometer hose 10 Tighten the small screw inside the pressure tap INLET GAS PRESSURE REQUIREMENTS CARBON MONOXIDE GAS IS DEADLY Exhaust from this pool heater contains carbon monoxide a dangerous poisonous gas you cannot se...

Страница 13: ...ELS 15 cm 6 in Note For service access it is advisable to allow for sufficient clearance on at least one door panel The heater is designed for installation on combustible flooring For installation on carpeting the heater must be mounted on a metal or wood panel that extends at least three inches 10 cm beyond the base of the heater Note Wall sensitive to heat for example wood must be protected by a...

Страница 14: ...d swimming pools and spas Pool or spa cleaning chemicals Acids such as hydrochloric or muriatic acid New construction and remodeling areas Glues and cements construction adhesives paints varnishes and paint and varnish strippers Waxes and cleaners containing calcium or sodium chloride Beauty parlors Permanent wave solutions bleaches aerosol cans containing chlorocarbons or fluorocarbons Refrigerat...

Страница 15: ...Elbows per Vent Lengths Maximum Elbows Allowed C Total Vent Length C A B A Horizontal Maximum Vent Length B Vertical Vent Length 3 2m 6 6 ft 0 67m 2 2 ft 1 33m 4 4 ft 3m 9 8 ft 1m 3 3 ft 2m 6 6 ft 4m 13 1 ft 1 33m 4 4 ft 2 67m 8 8 ft 5m 16 4 ft 1 67m 5 5 ft 3 33m 10 9 ft 6m 19 7 ft 2m 6 6 ft 4m 13 1 ft 2 7m 23 ft 2 33m 7 6 ft 4 67m 15 3 ft 8m 26 2 ft 2 67m 8 8 ft 5 33m 17 5 ft 9m 29 5 ft 3m 9 8 ft...

Страница 16: ...as approved stainless steel vent pipes Installation must be in accordance with AS NZS 5601 1 and or local codes and ordinances The heater when installed must be electrically grounded and bonded in accordance with local codes Do not use a draft hood with this heater Install the vent according to the vent manufacturer s detailed instructions Note Keep a 150 cm 6 in minimum clearance between the vent...

Страница 17: ...ough hard piping or high temperature tubing such as silicone rubber or EPDM rubber do not use vinyl or other low temperature tubing Follow drain manufacturer s installation instructions 5 Use an Approved firestop for floor and ceiling penetrations Use an Approved thimble for wall penetrations Use an Approved roof flashing roof jack or roof thimble for all roof penetrations Do not fill the space ar...

Страница 18: ...PE AND COMBUSTIBLE SURFACES FOLLOW THE VENT MANUFACTURER S INSTRUCTIONS AND CODE REQUIREMENTS Each 90 bend reduces the maximum horizontal vent run by 3 6 m 12 feet and each 45 bend in the vent run reduces the maximum vent run by 1 8 m 6 feet See Table 2 page 21 for the maximum vent length using one 90 bend NOTE After installation installer must check for correct and safe operation of the heater Co...

Страница 19: ...voltage terminal with any 24VAC wire that is connected to the control board including the Fireman s Switch jumper you will immediately destroy the control board and void the warranty CAUTION CONNECTION OF FIREMAN S SWITCH OR REMOTE CONTACT REMOTE CONTROL CONNECTIONS 1 Switch off power to heater at main circuit breaker panel 2 Unbolt and remove the access door panels 3 Open control box cover see Fi...

Страница 20: ...NTROL 24 VAC LOGIC TH IND AIR FLOW SWITCH HI LIMIT SWITCH WATER PRESSURE SWITCH COM NO AGS SWITCH VAL GAS VALVE THERMISTOR SENSOR STACK FLUE SENSOR NOTES 1 AND TH L1 L2 F1 F2 S1 24 VAC S2 GND IND VAL ARE CONNECTED ON THE IGNITION MODULE 2 3 PIN AND SOCKET CONNECTOR IF ANY OF THE ORIGINAL WIRES AS SUPPLIED WITH THE APPLIANCE MUST BE REPLACED THEY MUST BE REPLACED WITH TYPE 105 C OR ITS EQUIVALENT L...

Страница 21: ...5 seconds and turn back on Make sure tempera ture setting is above water temperature Wait one minute Do any diagnostic LED s on back of board AGS AFS SFS HLS PS or THERMISTOR come on and stay on NOTICE Any or all of the diag nostic LED s may come on momentarily when you turn on the power to the heater Fire and Explosion hazard Heater Will Not Fire A Heater Will Not Fire A Start GO TO HEATER WILL N...

Страница 22: ...ation of any diagnostic LED Go to pertinent trou bleshooting section if any malfunction is observed Replace Control Board Replace Gas Valve with identical part Fix wiring between TH and GND terminals of Ignition Control Module and Control Board Replace Control Board Fix wiring between GAS ter minals on Control Board and Gas Valve NOTE 1 Voltage appears immedi ately after call for heat and may be o...

Страница 23: ...fy proper operation of Internal Bypass Valve and Thermal Governor and check for Heat Exchanger blockage YES NO NO AGS or HLS on Verify that water flow rate is above minimum required for heater Verify that inlet water temper ature is below 104 F YES CONTINUE YES CONTINUE Verify that there is no block age in Blower intake Heat Exchanger and exhaust and that exhaust is not too long see Indoor Vent In...

Страница 24: ...Check Heat Exchanger Coil for leaks liming soot or low flow Check Thermal Regulator Open at 120 Check Thermal Regulator Seats correctly DONE NO DONE Replace Heater Membrane Pad Replace Heater Control Board Reset power to Heater and retry Heater should fire Reset power to Heater and retry Heater should fire DONE NO YES YES DONE NO SYMPTOM CAUSE REMEDY Loud high pitched whine Flame is too rich Verif...

Страница 25: ... in the piping system downstream from the heater including check valves isolation valves flow nozzles or therapeutic pool valving must have a relief valve installed as described above WARNING Fire or flooding hazard If the unit overheats and the burner fails to shut off follow instructions under To Turn Off Gas to the Appliance page 36 and call a qualified service technician to repair unit WARNING...

Страница 26: ...m 2 Reduce pool thermostat to 26 C 78 F or lower reduce spa temperature to 38 C 100 F This is accepted as being the most healthy temperature for swimming 3 Use a time clock to start the filter pump at 6 AM or later The swimming pool looses less heat after daybreak 4 For pools used only on weekends lower the thermostat setting by 12 C to 9 C 10 F to 15 F during the week to reduce heat loss A proper...

Страница 27: ... conditions may occur 1 Excessive eye burn or skin irritation 2 Etching of the plaster 3 Corrosion of metal fixtures in the filtration and recirculation system which may create brown blue green or sometimes almost black stains on the plaster 4 Corrosion of copper tubes in the heater which may cause leaks 5 If you have a sand and gravel filter the alum used as a filter aid may dissolve and pass thr...

Страница 28: ...or complete Burner System parts breakdown Key Nos 5 through 7 See Page 41 For complete Water System parts breakdown Key Nos 8 through 9 see Page 42 1 2 3 5 6 4 8 9 7 Repair Parts are available from your Waterco Limited TURBOTEMP 125 REPLACEMENT PARTS 23 22 8 9 1 10 21 2 3 4 7 6 5 11 12 20 19 18 13 27 17 16 15 23 24 25 26 14 TURBOTEMP REPLACEMENT PARTS ...

Страница 29: ... Flue Stack 27 J Box Cover 28 Screws Clips Kit Panel 8 ea clips 8 ea screws TT 125 NG LP 42001 0051S 38404 4097S 474981 474980 461063 461062 474978 474977 474979 77707 0011 474994 474990 77707 0008 42001 0074S 474958 42002 0005S 42002 0034Z 474991 474992 42002 0031Z 474993 42002 0041Z 474292 Not available separately Not included with heater Order separately 1 1 1 1 1 1 1 1 1 US 474952 Combustion A...

Страница 30: ...h Limit Switch 55 C 1 474171Z 7 Thermistor 1 42001 0053S 8 Terminal Board 1 1 1 1 1 1 42001 0056S 9 Fireman s Switch Fuse 1 25A 1 1 4 32850 0099 10 Ignition Control Module 1 474103Z 11 Transformer 120 240V 1 42001 0107S 12 Air Flow Switch 42001 0061S 13 Control Board Kit NA LP Series 1 42002 0007S Heater Wiring Harness 120 240V 1 474163Z 120 240 Volt Plug Kit 42001 0105S 14 Heater Top 42002 0034Z ...

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