Jandy LG125 Manuals

Manuals and User Guides for Jandy LG125. We have 1 Jandy LG125 manual available for free PDF download: Installation And Operation Manual

Jandy LG125 Installation And Operation Manual

Jandy LG125 Installation And Operation Manual (40 pages)

LG Series Natural Gas or LP Gas Pool and Spa Heater

Brand: Jandy | Category: Swimming Pool Heater | Size: 2.05 MB

Table of Contents

Table of Contents
2
Section 1.

3
General Information 1.1 Introduction

3
Section 2.

6
- Dimensions
  6
Installation Instructions

6
- Introduction
  6
- Field Assembly
  6
- Location Requirements
  6
- Clearances
  7
- Flooring
  8
- Outdoor Installation
  8
- Indoor and Outdoor Shelter Installation
  9
- Combustion Air Supply
  9
Section 3.

10
Venting

10
Section 4.

12
- Inspection and Replacement of Existing Vent System with New Components
  12
Gas Connections

12
- Gas Supply and Piping
  12
- Manifold Pressure
  13
Section 5.

14
- Special Precautions for Propane Gas
  14
Water Connections

14
Section 6

18
Section 7.

19
Electrical Connection

19
- Main Power
  19
- Bonding
  19
- Auxiliary Time Clock Wiring
  19
Operating Instructions

19
- Normal Operation
  19
- Start-Up
  21
- Lighting and Shutdown Procedures
  22
- Turning the Heater On/Off and Setting the Temperature Control
  22
  - Lighting Instructions
    23
  - Important Information
    23
  - For Your Safety
    23
- Water Pressure Switch Adjustment
  24
- Temperature Rise
  24
Section 8.

25
- Adjusting the Manual Bypass Valve
  25
Maintenance

25
- Water Chemistry
  25
- Seasonal Care
  26
- Spring and Autumn Operation
  26
- Winterizing
  27
- Spring Start-Up
  27
- Inspections and Service
  27
- Owner Inspection
  27
- Professional Inspection
  28
Section 9.

29
Troubleshooting

29
- General Heater Troubleshooting
  29
- Trouble Shooting Guide
  29
Section 10.

30
Professional Maintenance, Service and Diagnostic Trouble Shooting

30
- General Information
  30
- Natural Draft Combustion System
  30
- Heater Components and Their Operation
  30
- Electrical Troubleshooting
  31
- Gas Valve
  32
- Pilot Generator
  32
- Fusible Link
  32
- Fireman Switch and External Interlocks
  33
- Limit Switches
  33
- Water Pressure Switch
  34
- Temperature Control Circuit
  34
- ON/OFF Toggle Switch
  34
- Variable Temperature Control
  34
- Temperature Sensor
  34
- Temperature Control Circuit Board
  34
Section 11.

36
Replacement Parts

36
- Ordering Information
  36
- Parts List
  36
- General Exploded View
  38
- Detailed Exploded View
  39
- Limited Warranty
  40

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