Out of production – LAARS LLS-1 - Instruction Manual User Manual
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Page 2
LAARS HEATING SYSTEMS
TABLE OF CONTENTS
SECTION 1
General Information
1.1
Introduction .................................................... 3
1.2
Standard Operating Features ........................ 3
1.3
Inputs ............................................................. 3
1.4
Outputs .......................................................... 3
1.5
Indications / Displays ..................................... 3
SECTION 2
Operation
2.1
Sequence of Operation .................................. 4
SECTION 3
Field Installed Connections
...................................................................... 4
SECTION 4
Factory Installed Connections
...................................................................... 7
SECTION 5
Programmable Parameters
...................................................................... 7
SECTION 6
Programming
...................................................................... 9
SECTION 7
Troubleshooting
7.1
Display Fault Guide .................................... 14
7.2
Flow Fault Guide......................................... 15
7.3
Blocked Vent Fault Guide ........................... 16
7.4
Flame Rollout Fault Guide .......................... 17
7.5
Low Gas Pressure Fault Guide ................... 18
7.6
High Gas Pressure Fault Guide .................. 19
7.7
Low Water Cut Off Fault Guide................... 20
7.8
Vent Damper Fault Guide ........................... 21
SECTION 8
Replacement Parts
8.1
Ordering Information ................................... 22
8.2
Parts List .................................................... 22
OUT OF
PRODUCTION