Pentair Pool Products 175K BTU/HR Operation & Installation Manual Download Page 1

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Rev. C 10-5-07

P/N 472592

MasterTemp

Pool & Spa Heater

OPERATION & INSTALLATION MANUAL

WARNING

Pentair Water Pool and Spa, Inc.

1620 Hawkins Ave., Sanford, NC 27330

•

(919) 566-8000

10951 W. Los Angeles Ave., Moorpark, CA 93021

•

(805) 553-5000

Consumer

Retain For

Future

Reference

FOR YOUR SAFETY - READ BEFORE OPERATING

•

If you do not follow these instructions exactly, a fire or explosion may result, causing property
damage, personal injury or loss of life.

•

Improper installation, adjustment, alteration, service or maintenance can cause property
damage, personal injury or death. Installation and service must be performed by a qualified
installer, service agency or the gas supplier.

•

Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this
heater or other appliances.

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 reach your gas supplier, call the fire department.

For additional free copies of this manual; call (800) 831-7133.

120/240 VAC NATURAL GAS/LP GAS

MODELS

Natural Propane

175K BTU/HR

460792

460793

200K BTU/HR

460730

460731

250K BTU/HR

460732

460733

250K BTU/HR

(HD)

460806

–

300K BTU/HR

460734

460735

400K BTU/HR

460736

460737

400K BTU/HR

(HD)

460805

–

400K BTU/HR

(ASME)

460775

460776

Summary of Contents for 175K BTU/HR

Page 1: ...med by a qualified installer service agency or the gas supplier Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this heater or other appliances WHAT TO DO IF YOU...

Page 2: ...reserved 1620 Hawkins Ave Sanford NC 27330 800 831 7133 or 919 566 8000 10951 West Los Angeles Ave Moorpark CA 93021 800 831 7133 or 805 553 5000 293 Wright Street Delavan WI 53115 262 728 5551 This d...

Page 3: ...nstallation for U S or Outdoor Shelter for Canada 20 Vertical Venting Negative Pressure 20 22 Horizontal or Vertical Venting Positive Pressure 23 Connecting Special Gas Venting 23 25 Outdoor Shelter V...

Page 4: ...400 Input rating Btu hr X 1000 3 Fuel Type LP Propane gas or NA Natural gas 4 Construction STD Standard Model HD Heavy Duty Model ASME ASME Certified Model Section 1 Heater Identification Information...

Page 5: ...or of the MasterTemp pool and spa heater The manufacturer s warranty may be void if for any reason the heater is improperly installed and or operated Be sure to follow the instructions set forth in th...

Page 6: ...ersons with a medical history of heart disease circulatory problems diabetes or blood pressure problems should obtain their physician s advice before using spas or hot tubs 6 Persons taking medication...

Page 7: ...ld attempt to convert heater from one fuel to the other Do not attempt to alter the rated input or type of gas by changing the orifice If it is necessary to convert to a different type of gas consult...

Page 8: ...heater GENERAL SPECIFICATIONS NOTICE Combustion air contaminated by corrosive chemical fumes can damage the heater and will void the warranty The Combination Gas Control Valve on this heater differs...

Page 9: ...e heat exchanger outlet temperature goes above 135 F 57 C 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 i...

Page 10: ...tates require installation and repair by licensed personnel If this applies in your state be sure your contractor bears the appropriate license See Figure 2 for Outdoor and Indoor Installations SPECIF...

Page 11: ...putting chlorine tablets or sticks into the skimmer s When the pump is off this will cause a high concentration of chlorine to enter the heater which could cause corrosion damage to the heat exchange...

Page 12: ...unions provided Heat sinks are not required The low thermal mass of the heater will prevent overheating of the piping connected to the pump even if the heater shuts down unexpectedly Occasionally a t...

Page 13: ...dynamic The gas supply must be installed in accordance with the National Fuel Gas Code ANSIZ223 1 or standard CSA B149 1 Natural Gas and Propane Installation Codes as applicable and all applicable loc...

Page 14: ...P T N E L A V I U Q E M U M I X A M t F t o o F c i b u C r e p U T B 0 0 0 1 t a s a G l a r u t a N t o o F c i b u C r e p U T B 0 0 5 2 t a s a G e n a p o r P L E D O M 2 1 4 3 1 4 1 1 2 1 1 2 2...

Page 15: ...These instructions are for the use of qualified service technicians only This appliance is equipped with an unconventional gas control valve that is factory set with a manifold pressure of 2 0 5cm wc...

Page 16: ...the heater and disconnect the power to it until the weather has moderated In areas subject to hurricanes or very high winds purchase the Bolt Down Bracket Kit P N 460738 HEATER CLEARANCES OUTDOOR IMP...

Page 17: ...ed within a 10 ft radius Vent Termination Must be located 4 feet away from the building wall openings and at the following distances away from any door window or gravity air inlet 4 ft below 4 ft hori...

Page 18: ...quirements INDOOR INSTALLATION U S OR OUTDOOR SHELTER CANADA The following clearances must be maintained from combustible surfaces TOP 6 in 15 cm EXHAUST SIDE 6 in 15 cm HEADER SIDE 6 in 15 cm DOOR PA...

Page 19: ...9 2 1 n i q s 0 5 m c q s 3 2 3 n i q s 0 5 m c q s 3 2 3 0 5 2 n i q s 0 5 2 m c q s 3 1 6 1 n i q s 0 5 2 m c q s 3 1 6 1 n i q s 3 6 m c q s 6 0 4 n i q s 3 6 m c q s 6 0 4 0 0 3 n i q s 0 0 3 m c...

Page 20: ...149 2 Canada Read VERTICAL VENTING NEGATIVE PRESSURE before using this table Table 10 Permitted Minimum and Maximum Vent Heights By Size and Heater Model NOTE Vent must be at least eight 8 feet away f...

Page 21: ...rchangeable Mixing parts from more than one manufacturer may cause leaks or damage to vent When assembling a vent pick one manufacturer and be sure that all vent parts come from that manufacturer and...

Page 22: ...drain manufacturer s installation instructions 5 Use Listed fire stop for floor and ceiling penetrations Use Listed thimble for wall penetrations Use a Listed roof flashing roof jack or roof thimble...

Page 23: ...sence of a clearance recommendation by the vent pipe manufacturer the requirements of the Uniform Mechanical Code should be met The ventilation air requirements for the MasterTemp heater can be found...

Page 24: ...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 2cm M Install Approved condensate drains at low points where condensate might co...

Page 25: ...a See Figure 16 at least 10 feet 3 3M from any opening into a building at least 12 3M above finished grade or the normally expected snow accumulation level whichever is higher at least 4 feet 1 2M hor...

Page 26: ...local codes and fire protection authorities about specific installation restrictions The heater is design certified by CSA International for installation on combustible flooring in alcoves basements...

Page 27: ...uns slope uniformly at least 1 4 per foot 2cm per meter to condensate drain s No sags no dips no high or low spots Check that vent is supported at elbows tees and horizontal and vertical runs accordin...

Page 28: ...ce with local codes or in the absence of local codes with the National Electrical Code or the Canadian Electrical Code as applicable Abonding lug is provided on the outside of the panel under the vent...

Page 29: ...en the control board terminals on the heater and the external relays as shown in Figure 23 Use at least 2 relays per heater to allow for an OFF setting on each heater mode Select relays that can handl...

Page 30: ...ne IGNITION CONTROL MODULE DIAGNOSTIC INDICATOR F1 F2 24 VAC S1 240 S1 120 L1 L1 L2 BM FL F1 L2 S2 TH IND VALGND GND GND BLOWER Line 2 120 VAC IGNITER TRANS Line 1 Ground JUNCTION BOX F I R E M A N S...

Page 31: ...ROL 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 AR...

Page 32: ...supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the Fire Department C Use only your hand to turn the gas control on or off Never use...

Page 33: ...mperature or burner will not fire See OPERATING the CONTROL PANEL 14 The blower should come on immediately and after about 20 seconds the burner should fire When operating for the first time the burne...

Page 34: ...so that it is open when the pump is off and closed when the pump is running Turn the star wheel on the switch clockwise to raise setting heater below the pool and counterclockwise to lower the setting...

Page 35: ...addition to the digital temperature display there are five indicator lights The POOL ON light indicates that the pool water temperature is governing operation of the heater The SPA ON light indicates...

Page 36: ...llow button on the corner of the control board 3 Push the Max Temp Set Point button on the back of the control board see Figure 33 The following sequence should happen A The unit will come on and the...

Page 37: ...me 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 tu...

Page 38: ...dary of 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 F...

Page 39: ...ement Model Flow 200 20 gal min 76 LPM 175 20 gal min 76 LPM 250 25 gal min 95 LPM 300 30 gal min 114 LPM 400 40 gal min 151 LPM Is red SERVICE HEATER LED on YES YES NO YES NO NO Is red SERVICE SYSTEM...

Page 40: ...r heat SEE NOTE 2 Turn off power to heater for 5 seconds and turn back on Make sure tempera ture setting is above water temperature Wait one minute Does heater fire and stay on Did Blower come on Veri...

Page 41: ...d some voltage between 0 and 240 VAC Exactly what reading you get will depend on the meter but with a good ICM the reading won t be 0 VAC or 240 VAC but somewhere in between IMPORTANT READ ME FIRST Ga...

Page 42: ...ow Switch AFS If problem persists replace Blower Replace Blower Verify correct connection of wiring between 24 VAC and IND terminals on Ignition Control Module and Control Board and replace Control Bo...

Page 43: ...es sensor check OK Clean tighten pins as needed Reset power to Heater and retry Heater should fire NOT OK NO NO NO NO NO SFS on Replace Stack Flue Sensor Correct Fuel Supply reset Heater and retry Hea...

Page 44: ...for wet or damaged igniter with normal but flame does being sensed low resistance to ground Replacewith not stay lit new igniter Verify burner flameholder is properly grounded Ignition Control Module...

Page 45: ...technician if you suspect that the burner may require maintenance PRESSURE RELIEFVALVE Canadian code requires and some U S local codes may require installation of a pressure relief valve PRV Purchase...

Page 46: ...xpected 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 electrical sup...

Page 47: ...heater and the chlorinator to prevent concentrated chemicals from back siphoning into the heater Back siphoning is most likely to occur when the pump stops creating a pressure suction differential Do...

Page 48: ...gher or bromine 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 rai...

Page 49: ...ur dealer cannot supply you call Customer Support at 1 800 831 7133 For complete Electrical System parts breakdown Key Nos 1 through 4 See Page 53 For complete Burner System parts breakdown Key Nos 5...

Page 50: ...07 50 MASTERTEMP REPLACEMENT PARTS For Heater mounting bolts and clamps purchase separately Bolt Down Bracket Kit Part No 460738 1 20 22 23 24 25 23 28 26 27 15 21 5 6 7 19 18 13 12 11 8 2 2 3 4 10 9...

Page 51: ...Flameholder Assembly 12 Flameholder Combustion Chamber Gasket 13 Flameholder Insulation Cap Flameholder Insert 14 Condensate Evaporator Plate 15 One Piece Metal Chamber Combustion Chamber Assembly 42...

Page 52: ...07 0120 77707 0120 77707 0120 6 Manifold Insert 1 7 Manifold Baffle Plate 8 Manifold Bypass Valve 1 1 9 Water Pressure Switch 42001 0060S 42001 0060S 42001 0060S 42001 0060S 10 Manifold 1 11 5 16 Wash...

Page 53: ...2001 0053S 42001 0053S 42001 0053S 8 Terminal Board 1 1 1 1 1 1 42001 0056S 42001 0056S 42001 0056S 42001 0056S 9 Fireman s Switch Fuse 1 25A 1 1 4 32850 0099 32850 0099 32850 0099 32850 0099 10 Ignit...

Page 54: ...P N 472592 Rev C 10 5 07 54 NOTES...

Page 55: ...Rev C 10 5 07 P N 472592 55 NOTES...

Page 56: ...Rev C 10 5 07 56 40 Pentair Water Pool and Spa Inc 1620 Hawkins Ave Sanford NC 27330 800 831 7133 or 919 566 8000 10951 W Los Angeles Ave Moorpark CA 93021 800 831 7133 or 805 553 5000 SAVE THESE INS...

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