Install and Operating Manual
LAARS Heating Systems
Page 2
TABLE OF CONTENTS
SECTION 1. General Information
3
3
4
4
4
4
5
5
SECTION 2. Venting and Combustion Air
9
9
9
9
11
11
12
SECTION 3. Gas Supply and Piping
12
SECTION 4A. Water Connections — Boiler
13
14
14
14
SECTION 4B. Water Connections —
Water Heaters
14
15
15
15
15
SECTION 5. Electrical Connections
21
21
21
SECTION 6. Operating Instructions
29
29
SECTION 7. Maintenance
29
Component Description 29
30
30
30
30
30
30
30
30
31
31
31
SECTION 8. Trouble Shooting
31
32
32
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32
SECTION 9. Replacement Parts
32
32