Laars FTCW199 Manuals

Manuals and User Guides for Laars FTCW199. We have 1 Laars FTCW199 manual available for free PDF download: Installation And Operation Instructions Manual

Laars FTCW199 Installation And Operation Instructions Manual

Laars FTCW199 Installation And Operation Instructions Manual (92 pages)

Wall-Mounted, Modulating Gas, Condensing, Combination Boiler

Brand: Laars | Category: Boiler | Size: 6.39 MB

Table of Contents

Installation and Operation
1
Table of Contents
2
SECTION 1 Product Accessories

3
- Introduction
  3
- Included with the Unit
  3
SECTION 2 Product Characteristics Model Nomenclature (Model Number)

5
- Specifications
  6
- Dimensions
  8
- Names of Components
  10
- Product Flow Paths and Characteristics
  12
- Central Heating Flow
  12
- Product Flow Paths and Characteristics
  13
- Domestic Hot Water Flow
  13
SECTION 3 Safety Regulations Safety Symbols

14
- Safety Precautions and Proper Use
  16
SECTION 4 Installation

18
- Location and Clearances
  18
- Wall Mount Bracket
  19
- Combustion Air
  20
- Combustion Air from Room
  20
- Ducted Combustion Air
  20
- Venting (Exhaust)
  22
- General Location Guideline
  23
- Locations for Vent Pipe Terminator
  24
- Direct Venting Clearances
  24
- Venting Requirements in the Commonwealth of Massachusetts
  25
- Common Vent Test
  26
- Air Supply and Vent Connections
  27
- Vent / Air Pipe Lengths
  27
- Indoor Combustion Air
  28
- Vent / Air Pipe Termination
  28
- Gas Supply and Piping
  31
- Gas Supply Pressure
  34
- Adjusting Combustion
  35
- High Altitude Installations
  36
- Natural Gas to Propane Conversion
  37
Plumbing Guidelines

41
- External Plumbing and Water Connection Guidelines
  41
- Applicable Backflow Preventer
  41
- Diaphragm Type Expansion Tank
  41
- Zoning with Zone Valves
  42
- Zoning with Circulation Pumps
  43
- Pressure Relief Valve
  44
- Disposal of Condensate
  45
- DHW Flow Restrictors
  46
- Electrical Wiring Connections
  47
- DIP Switches
  48
- Control Board, Electrical Diagram
  49
- Ladder Diagram
  50
- Electrical Connections
  51
SECTION 5 Control Display and Operation

53
- Control Dial and Buttons
  53
- LCD Overview
  54
- Operating Mode
  55
- Status Display Mode
  56
- DHW Set Point Change Mode
  57
- Set Point Change Mode
  58
- Storage Mode
  58
- Installer Parameters
  59
- Outdoor Reset Adjustment
  61
- External Set Point Temperature Control
  61
- Error Mode
  62
SECTION 6 Error Codes Error Code Tables

63
- Fault Tree Analysis
  66
SECTION 7 Trouble Shooting

68
- Diagnostics
  68
- Suggested Corrective Actions
  69
SECTION 8 Maintenance 8.1 Annual Startup & General Maintenance

71
- Flushing the Combination Boiler
  73
- Draining and Cleaning
  74
- Freeze Protection
  74
SECTION 9 Installation Check

75
- Quick View
  75
- Final Check Lists
  76
SECTION 10 Parts List and Illustrations

77

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