Lochinvar F0600187510 service manual Commercial Pool Heaters, Table of Contents

Commercial Pool Heaters

Table of Contents
General Product Information	. . . .3
Special Instructions	. . . .3
Unpacking	. . . .3
Codes	. . . .3
Warranty	. . . .3
Safety Information	. . . .3
Product Identification	. . . .5
Installation	. . . .6
Locating Pool Heater	. . . .6
Clearances from Combustible Construction	. . . .6
Base for Combustible Floors	. . . .6
Freeze Protection	. . . .7
Combustion and Ventilation Air	. . . .7
Combustion Air Filter	. . . .7
Combustion Air Options	. . . .8
Exhaust Fans	. . . .9
Venting	. . .10
General Information	. . .10
Venting Support	. . .10
Vertical Vent Termination Clearances and Location	. . .10
Sidewall Vent Termination Clearances and Location	. . .11
Combustion Air Inlet Piping	. . .12
Length of Air Inlet Piping	. . .12
Sidewall Air Inlet	. . .12
Vertical Rooftop Air Inlet	. . .13
Combined Air Inlet Points	. . .13
Vent System Options	. . .14
Barometric Damper Location	. . .14
1. Conventional Negative Draft Venting	. . .14
2. Vertical DirectAire™ Venting	. . .16
3. Sidewall Venting	. . .17
4. Horizontal DirectAire™ Venting	. . .20
5. Direct Venting	. . .21
6. Outdoor Installation Venting	. . .25
Connecting to Gas Supply	. . .26
Gas Pressure Test	. . .26
Gas Piping	. . .27
Connecting Gas Piping to the Pool Heater	. . .27
Gas Train and Controls	. . .27
Combination Gas Valves	. . .28
Venting of Combination Gas Valves	. . .28
Checking Gas Supply Pressure	. . .28
Gas Manifold Pressure Adjustment	. . .30
Pool Heater Piping Installation	. . .31
Auxiliary Mixed Water Limit Control	. . .31
Pumped Bypass	. . .31
Outdoor Operation - Outdoor 3-Way Valve Cover . .	. . .31
Manual Operation of the 3-Way Valve Actuator . . . .	. . .32

Table of Contents
Relief Valve	. . . . . . .	.34
Water Flow Switch	. . . . . . .	.34
Pump Purge Delay Option	. . . . . . .	.36
Service Indicator Option	. . . . . . .	.36
Connecting to Electrical Supply	. . . . . . .	.36
3-Way Valve Wiring	. . . . . . .	.36
Terminal Strip Connection Options	. . . . . . .	.37
Operation	. . . . . . .	.38
Lighting Instructions	. . . . . . .	.38
To Turn Off Gas To Pool Heater	. . . . . . .	.39
Pre-Start Checklist	. . . . . . .	.39
Starting the Filter System	. . . . . . .	.39
Operating Temperature Control	. . . . . . .	.40
Programming Mode	. . . . . . .	.41
Error Messages -- Temperature Control	. . . . . . .	.41
Hot Surface Ignition System	. . . . . . .	.42
Operation and Diagnostic Lights	. . . . . . .	.43
Water Chemistry	. . . . . . .	.44
Pipe Size Requirements	. . . . . . .	.45
Circulating Pump	. . . . . . .	.46
Minimum Pump Performance	. . . . . . .	.46
Heat Exchanger	. . . . . . .	.46
High Water Temperature Limit Control	. . . . . . .	.46
Cleaning and Maintenance	. . . . . . .	.47
Heat Exchanger Cleaning	. . . . . . .	.48
Combustion and Ventilation Air	. . . . . . .	.48
Adjusting Differential Air Pressure	. . . . . . .	.49
Set-Up Procedure	. . . . . . .	.49
Adjustment Procedure	. . . . . . .	.50
Servicing Hot Surface Igniter and Ignition Module		.50
Ignition System Checkout	. . . . . . .	.50
Energy Saving Recommendations	. . . . . . .	.51
Sequence of Operation	. . . . . . .	.51
Glossary	. . . . . . .	.52
Wiring Box Connections	. . . . . . .	.54
Ladder Diagram	. . . . . . .	.56
Control Box Connections	. . . . . . .	.57
Appendix A_Unit Start Up Checklist	. . . . . . .	.58
Appendix B_Adjust Menu Settings for Operating Modes .		.59
Revision Notes	Back Cover

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