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Page 39

Legacy

 Model LRZM Pool/Spa Heater Installation and Operation Manual

Key 
No.

Description

Model No.

Order
Part No.

Pilot/Igniter System

1

Pilot, Main Burner Assembly, Natural

All

R0494700

1

Pilot, Main Burner Assembly, Propane

All

R0494800

2

Pilot Burner, Natural

All

R0492900

2

Pilot Burner, Propane

All

R0493000

3

Pilot Electrode

All

R0471400

4

Pilot Generator

All

R0471500

5

Ceramic Insulator

All

R0471600

6

Burner, Main w/ Pilot Bracket

All

R0471700

7

High Voltage Lead Assembly

All

R0493400

8

Pilot Tubing

All

R0037000

9

Piezo Lighter Assembly

All

R0355900

10

Mounting Bracket Assembly

All

R0471800

Main Gas Assembly

11

Burner Tray Assy, Natural

125-400

R0471101-05

11

Burner Tray Assy,  Propane

125-400

R0471201-05

12

Burner Tray, Shelf Only

125-400

R0469101-05

13

Gas Valve, Natural

All

R0493100

13

Gas Valve, Propane

All

R0493200

14*

Ori

fi

 ce Set, Natural Gas, 0-3K ft.

All

R0469200

14*

Ori

fi

 ce Set, Natural Gas, 3-6K ft.

All

R0469300

14*

Ori

fi

 ce Set, Natural Gas, 6-10K ft. (US only)

All

R0469400

14*

Ori

fi

 ce Set, L.P. Gas, 0-5K ft.

All

R0469500

14*

Ori

fi

 ce Set, L.P. Gas, 5-10K ft. (US only)

All

R0469600

15

Manifold Assy, Natural Gas, 0-3K ft.

125-400

R0496101-05

15

Manifold Assy, Natural Gas, 3-6K ft.

125-400

R0496201-05

15

Manifold Assy, Natural Gas, 6-10K ft. (US 
only)

125-400

R0496301-05

15

Manifold Assy, L.P. Gas, 0-5K ft.

125-400

R0496401-05

15

Manifold Assy, L.P. Gas, 5-10K ft. (US only)

125-400

R0496501-05

16

Anti-Rotation Bracket

All

R0469700

17

Burner, Main

All

R0469800

18

Burner Manifold

125-400

R0469901-05

Electrical System

19

Temp Control/User Interface

All

R0471901

20

Temp Control/User Interface w/ Bezel

All

R0491700

21*

Wire Harness Set

All

R0472400

22

On-Off Switch

All

R0099800

23

Temperature Control Label

All

R0472100

24

Pool/Spa Control

All

R0472500

25

Temperature Sensor (Regular)

All

R0456500

26*

Temperature Sensor (Salt)

All

R0477300

27

Gasket, Temperature Control Bulb

All

R0456600

28

Thermostat Knob, Black

All

R0010700

29

Stop Plate, "Temp-Lok"

All

R0472200

30*

Temperature Control Gasket

All

R0472300

31

Temperature Control Plate Assembly

All

R0472001

32*

Stop Plate Screw

All

R0474600

33

Nut, Sensor Retainer

All

R0523900

34

Cap, Sensor & Pressure Switch w/ O-Ring

All

R0455400

35

Pressure Switch, 2 PSI

All

R0013200

36*

Pressure Switch, 1-10 PSI

All

R0015500

37

Water Pressure Switch Tubing

All

R0483600

37*

Water Pressure Switch Tubing, Long

All

R0483601

38

High-Limit Switch Assembly

All

R0457401

39

High Limit Set (130°F & 150°F)

All

R0457200

40

High-Limit Switch, 130°F

All

R0457300

41

High-Limit Switch, 150°F

All

R0023000

Key 
No.

Description

Model No.

Order
Part No.

Electrical System (Continued)

42

Fusible Link Assembly

All

R0012200

43

Fusible Link Bracket

All

R0337200

44

Terminal Block

All

R0097800

Vent System

45

Top Enclosure

125-400

R0470301-05

46

Vent Cover

125-400

R0470401-05

47

Rainshield (Partition)

125-400

R0478201-05

48

Flue Collector Assembly

125-400

R0470501-05

49

Outdoor Vent Cap

125-400

R0491601-05

50

Indoor Draft Hood

125-400

R0499601-05

51

Adapter Plate

125-400

R0478301-05

52*

Clip

All

R0500200

Water System-Polymer

53

Inlet/Outlet Header Assy, Polymer

125-400

R0470800

54

Return Header Assy, Polymer

All

R0454200

55*

Header Hardware Set, Polymer

All

R0454500

56

Heat Exchanger Assembly, Complete, Copper 125-400

R0470606-10

56

Heat Exchanger Assembly, Complete, CuNi

125-400

R0500706-10

57

Heat Exchanger Drain Plugs (2), Polymer

All

R0446000

58

3" Coupling Nut Kit w/ O-ring

All

R0454000

59

Bypass Assembly, Polymer

125-400

R0453700

60

Bypass Spring, Adjustable, Polymer

All

R0453900

61

Tailpiece w/ Union Nut (Set of 2), Polymer

All

R0449000

Water System-Bronze

62

Heat Exchanger Assy, Complete, Copper

125-400

R0470706-10

62

Heat Exchanger Assy, Complete, CuNi

All

R0500806-10

63

Inlet/Outlet Header Assy, Bronze, 2"

125-400

R0476601-05

64

Return Header Assy, Bronze (includes set of 
9 gaskets)

All

R0476700

65

Bypass Assembly, Bronze

125-400

R0476801-05

66

Bypass Spring, Bronze

125-400

R0476901-05

67

Bypass Gasket, Bronze

All

R0011400

68

Heat Exchange Hardware Kit, Bronze

All

R0477200

69

Temp Sensor Mounting Bracket, Bronze

All

R0477400

70

Water Pressure Switch Tubing, Bronze

All

R0477501

71

Flange & Gasket Kit, Bronze

All

R0461500

72

Flange Bolts, Bronze

All

R0477800

73

3/4 NPT Plug, Bronze

All

R0477900

74

Header, Drain Plug, Bronze

All

R0478000

Water System-All

75

Header Gasket Assembly (Set of 16)

All

R0454300

76*

Bypass Hardware, Gaskets

All

R0453800

77

Heat Exchanger Tube Assy, Copper

125-400

R0490101-05

78

Heat Exchanger Tube Assy, CuNi

125-400

R0490301-05

79*

Baf

fl

 es, Heat Exchanger

125-250

R5000001-03

80

Plug, Sensor

All

R0456800

Firebox Components

81

Combustion Chamber Panels

125-400

R0494906-10

Jacket Components

82

Door with Latch

125-400

R0470901-05

83

Latch Assembly

All

R0334900

84

Grommet, Sealing, 2"

All

R0460300

85

Button Plug, 7/8"

All

R0491100

86

Rear Panel Assy

125-400

R0482301-05

87

Side Panel, Right

All

R0482400

88

In/Out Cover Panel, Top

All

R0482500

89

In/Out Cover Panel, Bottom

All

R0482600

90

Side Panel, Left

All

R0482700

11.2 Parts 

List

Summary of Contents for Legacy LRZM

Page 1: ...additional measure of safety Zodiac Pool Systems Inc strongly recommends installation of suitable Carbon Monoxide detectors in the vicinity of this appliance and in any adjacent occupied spaces Improp...

Page 2: ......

Page 3: ...Replacement of Existing Vent System with New Components 14 Section 4 Gas Connections 14 4 1 Gas Supply and Piping 14 4 2 Manifold Pressure 15 4 3 Special Precautions for LP Gas 16 Section 5 Water Conn...

Page 4: ...lot Generator 36 10 4 3 Fusible Link 36 10 4 4 Fireman Switch and External Interlocks 36 10 4 5 Limit Switches 36 10 4 6 Water Pressure Switch 37 10 4 7 Temperature Control Circuit 37 10 4 7 1 ON OFF...

Page 5: ...ing the spa AVERTISSEMENT Les R glements suivants pour Cuves Thermales tel que recommand s par la Commission U S de S curit des Produits pour les Consommateurs devraient tre respect s lors de l utilis...

Page 6: ...fied on the back cover of this manual Make all warranty claims to a Jandy dealer or directly to the factory Claims must include the heater serial number and model this information can be found on the...

Page 7: ...r all outdoor installations where wind conditions may cause downdrafting Vent caps are available from your Jandy distributor 1 7 Specifications 1 7 1 General Specifications 1 Installation Location Cer...

Page 8: ...codes and ordinances and in accordance with the latest edition of the appropriate national code see Section 1 4 Codes and Standards All gas fired products require correct installation to assure safe o...

Page 9: ...es for maintenance and inspection There must also be minimum distances maintained from combustible surfaces see Table 2 At least 18 inches 457mm access must be avail able in front of the heater for bu...

Page 10: ...ble panel 2 3 4 Outdoor Installation Legacy heaters can be installed in the low profile top configuration as received from the factory or with an optional high wind vent cap Locate the heater in an op...

Page 11: ...tion downdraft conditions exist locate the heater at least 3 feet 0 91 m from vertical surfaces e g nearby buildings and walls The addition of a vent cap may be necessary In Florida it is required tha...

Page 12: ...e Air Supply When combustion air is supplied directly through an outside wall each opening should have a minimum free area of one square inch per 4 000 BTU h 1 2kW input of the total input rating of a...

Page 13: ...rways or car ports Be sure to support all venting so that connec tions will not separate and so that the weight of the vent pipe does not rest on the heater draft hood All connections should be made w...

Page 14: ...ARNING The Legacy pool and spa heaters are designed for use with either natural gas or LP gas Check the rating plate on the inner panel to be sure that the heater is designed to use the type of gas be...

Page 15: ...1 8 NPT fitting to connect your manom eter The pressure will be zero when the heater is not running When the heater is operating the manifold gas pressure should be 4 0 WC for natural gas heaters and...

Page 16: ...ctions in your area Section 5 Water Connections 5 1 Water Piping Figure 7 illustrates typical piping for pool equip ment in pool spa combination pools For normal installations do not install a shutoff...

Page 17: ...ving the heat exchanger headers and reinstalling them on opposite ends of the tube assembly Some of the heater wiring must be discon nected and re routed so this procedure must be done only by a train...

Page 18: ...from the inlet outlet header and remove the sensor 7 Tag and disconnect the black and white wires from the water pressure switch CAUTION In order to prevent property damage or injury en sure that the...

Page 19: ...ied with the Legacy heater However it is recommended that a pressure relief valve be installed and may even be required by local codes Be sure to check any appli cable installation codes in your area...

Page 20: ...ipe does not endanger anyone near the heater Refer to your local installation codes for more detailed information The valve setting should be at or below the maximum working pressure of any component...

Page 21: ...G in Canada Failure to do so will void warranty Additionally in the United States the National Electrical Code and in Canada the Canadian Electri cal Code require that all metallic components of a poo...

Page 22: ...e max 130 Pressure Switch Manostat Pilot Gen G n rateur de veilleuse Pilot Veilleuse Piezo Sparker tinceleur pi zo lectrique Fusible Link l ment fusible Fireman Switch Connection Montage contacteur po...

Page 23: ...before starting the heater Start the heater in accor dance with the Operating Instructions section of this manual with particular attention to the lighting and shutdown instructions and temperature c...

Page 24: ...our preferences follow the instructions outlined on the following page Figure 18 Read and follow all safety instructions first A more detailed set of instructions of the opera tion of the controller f...

Page 25: ...4 5 Faire tourner le bouton du robinet gaz vers la gauche jusqu la position ON 6 Apr s avoir remis en place le panneau d acc s r gler le thermostat sur la valeur voulue et mettre l interrupteur g n r...

Page 26: ...at too low of a flow can damage the appliance Adjust the switch to turn the heater off not on ATTENTION Le manocontact de pression d eau doit tre r gl de fa on ce que l appareil cesse de fonctionner...

Page 27: ...lug removed install the special thread adapter and Pete s Plug fitting and insert a pocket thermometer A temperature rise measurement kit is available through your Jandy distributor See Section 11 of...

Page 28: ...e water Be sure to keep your chemical levels within the values indicated in Table 7 Zodiac Pool Systems Inc does not warrant heat exchangers damaged by corrosive chemical levels or excess dissolved so...

Page 29: ...ing start up are impor tant to keep your heater running safely and efficiently through the years Improper maintenance can result in conditions where nausea or asphyxiation from carbon monoxide or flue...

Page 30: ...il a t plong dans l eau m me partiellement Faites inspecter l appareil par un technicien qualifi et remplacez toute partie du syst me de contr le et toute com mande qui ont t plong s dans l eau 3 If t...

Page 31: ...tre t te et votre visage loin du br leur pour viter tout risque de blessure NOTE Keep this manual in a safe place for future reference by you and your professional technician when inspecting and servi...

Page 32: ...s if dirty 6 Not enough heat A Inadequate gas supply B Low manifold gas pressure C Heater size inadequate D Low temperature rise A Gas meter too small Gas line from meter to heater too small B Gas pre...

Page 33: ...ol system including pump filters and strainers water valves gas supply and time clocks have an effect on heater operation Confirm that the Legacy heater control switch is set to ON and that the temper...

Page 34: ...ut will cause the link to fail This opens the safety circuit which shuts off the gas valve and shuts the heater down 10 4 Electrical Troubleshooting This section describes procedures for check ing the...

Page 35: ...RZM Pool Spa Heater Installation and Operation Manual Figure 25 Test Point Identification Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 BK Black Noir W White Blanc Y Yellow Jaune R Red Ro...

Page 36: ...LOT position Leave the red voltmeter lead in place at test point 1 Touch the black lead of the meter to the terminal of the fusible link where the white wire from the gas valve is connected test point...

Page 37: ...east a 220mV signal at test point 11 move the black lead of the meter to the other terminal on the water pressure switch test point 12 If there is no voltage the pressure switch contacts are open This...

Page 38: ...or outside of the ranges shown the temperature sensor should be replaced Table 9 Temperature Sensor WATER TEMP IN HEADER F C APPROX RESISTANCE IN 1000 S OF OHMS kOhms 50 10 19 9 60 15 15 3 70 21 11 9...

Page 39: ...l R0457401 39 High Limit Set 130 F 150 F All R0457200 40 High Limit Switch 130 F All R0457300 41 High Limit Switch 150 F All R0023000 Key No Description Model No Order Part No Electrical System Contin...

Page 40: ...5 400 R0483901 05 98 Weather Stripping All R0491000 99 Grommet 7 8 All R0492800 Optional Components 100 Noncombustible Base 125 400 R0471001 05 101 Press Relief Valve Kit 75 PSI Bronze All R0040400 10...

Page 41: ...Legacy Model LRZM Pool Spa Heater Installation and Operation Manual 11 3 General Exploded View 49 50 51 46 47 45 48 86 92 91 90 54 35 95 81 88 89 99 87 96 94 16 81 11 97 82 83 84 53 56 42 43 93 20 37...

Page 42: ...Legacy Model LRZM Pool Spa Heater Installation and Operation Manual 11 4 Detailed Exploded View 57 61 41 40 60 59 25 33 58 27 77 78 75 57 18 17 13 15 44 9 22 28 31 29 23 24 38 8 3 4 6 1 2 10 5 7 12 3...

Page 43: ...Page 43 Legacy Model LRZM Pool Spa Heater Installation and Operation Manual 71 72 68 69 74 38 41 40 25 67 66 74 75 77 78 75 65 70 35 73 65 64 63 62 80 53...

Page 44: ...H0299600D Zodiac Pool Systems Inc 6000 Condor Drive Moorpark CA USA 93021 800 822 7933 FAX877 327 1403 2010 Zodiac Pool Systems Inc 1007...

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