Zodiac Legacy LRZ Specifications download pdf (Page 3)

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Installation and Operation Manual

Legacy™ Model LRZM Pool/Spa Heater

 

1.1 Introduction .................................................... 5

1.2 Consumer Information and Safety ................. 5

1.2.1 Spa/Hot Tub Safety Rules ........................ 5

1.2.2 Swimming Pool Energy Saving

Tips ........................................................... 6

1.3 Warranty ........................................................ 6

1.4 Codes and Standards .................................... 6

1.5 Technical Assistance ..................................... 6

1.6 Materials Installer Must Provide .................... 6

1.6.1 Materials for All Applications ..................... 6

1.6.2 Materials for Special Applications ............. 6

1.7 Specications ................................................ 7

1.7.1 General Specications .............................. 7

1.7.2 Performance Specications ...................... 7

1.7.3 Dimensions ............................................... 7

 

2.1 Introduction .................................................... 7

2.2. Statutory Information ..................................... 8

2.3 General Installation Requirements ................ 9

2.4 Field Assembly ............................................. 9

2.5 Location Requirements ................................. 9

2.5.1 Introduction ............................................... 9

2.5.2 Clearances ............................................... 9

2.5.3 Flooring ..................................................... 10

2.5.4 Outdoor Installation .................................. 10

2.5.5 Indoor for Natural Gas Installation

Only .......................................................... 11

 

3.1 Combustion Air Supply .................................. 11

3.2 Flue System Type B11 (Indoor) ..................... 11

3.3 Vent Pipe Sizing and General Installation .... 12

3.3.1 Outdoor Installations ................................. 12

3.3.2 Indoor Installations (Natural Gas ONLY) .. 12

3.3.3 Inspection and Replacement of Existing

Vent System with New Components ........ 13

 

4.1 Gas Supply and Piping .................................. 13

4.2 Burner Pressure ............................................ 14

4.3 Special Precautions for LPG ......................... 14

 

5.1 Water Piping .................................................. 14

5.2 Hydraulic Head Loss ..................................... 14

5.3 Check Valve Installation ................................ 14

5.4 Automatic Flow Control Valve ....................... 14

5.5 Reversible Water Connections ...................... 15

5.6 Connections at Heater ................................... 17

5.7 Pressure Relief Valve .................................... 17

5.8 Auxiliary Components, Chlorinators, Ozone

Generators, and Sanitizing Chemicals .......... 19

 

6.1 Main Power ................................................... 19

6.2 Earth Bonding ................................................ 19

6.3 Auxiliary Time Clock Wiring ........................... 20

 

7.1 Heater Start-Up ............................................. 21

 

8.1 Normal Operation .......................................... 21

8.2 Start-Up ......................................................... 22

8.3 Lighting and Shutdown Procedures .............. 22

8.3.1 Lighting the Heater ................................... 22

8.3.2 Relighting the Heater ................................ 24

8.3.3 Shut-Down Procedure .............................. 24

8.4 Turning the Heater On/Off and

Setting the Temperature Control ................... 24

 

9.1 Water Chemistry ............................................ 25

9.2 Seasonal Care ............................................... 25

9.2.1 Spring and Fall Operation ......................... 25

9.2.2 Winterizing ................................................ 25

9.2.3 Spring Start-up ......................................... 26

9.3 Inspection and Service .................................. 26

9.3.1 Owner Inspection ...................................... 26

9.3.2 Professional Inspection ............................ 26

 

10.1 General Heater Troubleshooting ................... 28

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