Page 3
ENGLISH
Installation and Operation Manual
|
Jandy® Legacy™ Model LRZM Pool/Spa Heater by Zodiac®
Section 1. General information ...................... 5
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 .........................................7
1.6 Materials Installer Must Provide ........................7
1.6.1 Materials for All Applications ......................7
1.6.2 Materials for Special Applications ..............7
1.7 Specifications ....................................................7
1.7.1 General Specifications ...............................7
1.7.2 Dimensions ................................................8
Section 2. installation instructions ................ 8
2.1 Introduction .......................................................8
2.2 Field Assembly .................................................8
2.3 Location Requirements .....................................8
2.3.1 Introduction ................................................8
2.3.2 Clearances .................................................9
2.3.3 Flooring ....................................................10
2.3.4 Outdoor Installation ..................................10
Section 3. venting..........................................12
3.1 Combustion Air Supply ...................................12
3.2 Vent Pipe Sizing and General Installation ......13
3.2.1 Outdoor Installations ................................13
3.2.2 Indoor and Outdoor Shelter Installations .13
3.2.3 Inspection and 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 connections ...................... 16
5.1 Water Piping ...................................................16
5.2 Check Valve Installation ..................................17
5.3 Automatic Flow Control Valve .........................17
5.4 Reversible Water Connections .......................17
5.5 Connections at Heater ....................................19
5.6 Pressure Relief Valve .....................................19
5.7 Auxiliary Components, Chlorinators, Ozone
Generators, and Sanitizing Chemicals ...........20
Section 6. electrical.......................................21
6.1 Main Power .....................................................21
6.2 Bonding ...........................................................21
6.3 Auxiliary Time Clock Wiring ............................21
Section 7. operating instructions ................ 23
7.1 Normal Operation ...........................................23
7.2 Start-Up ..........................................................23
7.3 Lighting and Shutdown Procedures ................24
7.4 Turning the Heater On/Off and
Setting the Temperature Control .....................24
7.5 Adjusting the Water Pressure Switch ..............26
7.6 Temperature Rise ...........................................27
Section 8. Maintenance ................................. 28
8.1 Water Chemistry .............................................28
8.2 Seasonal Care ................................................28
8.2.1 Spring and Fall Operation ........................28
8.2.2 Winterizing ...............................................28
8.2.3 Spring Start-up .........................................29
8.3 Inspection and Service ...................................29
8.3.1 Owner Inspection .....................................29
8.3.2 Professional Inspection ............................30
Section 9. troubleshooting .......................... 31
9.1 General Heater Troubleshooting .....................31
Section 10. Professional
Maintenance and Service ......... 33
10.1 General Information ........................................33
10.2 Natural-Draft Combustion System ..................33
10.3 Heater Components and Their Operation .......33
10.4 Electrical Troubleshooting ...............................34
10.4.1 Gas Valve .................................................34
10.4.2 Pilot Generator .........................................36
10.4.3 Fusible Link ..............................................36
10.4.4 Fireman Switch and External Interlocks ...36
10.4.5 Limit Switches ..........................................37
10.4.6 Water Pressure Switch.............................37
10.4.7 Temperature Control Circuit .....................37
10.4.7.1 ON/OFF Toggle Switch ......................37
10.4.7.2 Variable Temperature Control ...........38
10.4.7.3 Temperature Sensor ..........................38
10.4.7.4 Temperature Control Circuit Board ....38
table of contents
Summary of Contents for Jandy Legacy LRZ Millivolt
Page 2: ......
