Laars EDN0175 Manuals

Manuals and User Guides for Laars EDN0175. We have 1 Laars EDN0175 manual available for free PDF download: Installation, Operation And Maintanance Manual

Laars EDN0175 Installation, Operation And Maintanance Manual (40 pages)

EBP Series Modulating Combination Boiler (natural or propane gas) EDP Series Modulating Hydronic Boiler (natural or propane gas) EDN Series Modulating Boiler, non ferrous (natural or propane gas)

Brand: Laars | Category: Boiler | Size: 2.34 MB

Table of Contents
2
Section 1.

3
General Information

3
- Introduction
  3
- Codes and Standards
  3
Section 2.

4
- Unpacking the Appliance
  4
- Locating the Appliance
  4
- Clearances
  4
Venting Options

4
Section 3.

12
Gas Piping

12
Section 4.

14
- Anti-Freeze - Domestic Water
  14
Hydronic Heat Piping

14
- Hydronic Piping
  14
- And Chilled Water Cooling System
  17
- Water Quality and Treatment
  17
- Anti-Freeze
  17
- Endurance Boiler Low Temperature Feature
  17
- Anti-Freeze Boiler Additives
  17
Section 5.

20
Electrical Connections

20
Section 6.

22
Using the Boiler Control

22
- Front Panel Display
  22
- Control Logic
  22
- View Menu
  22
- Setpoint Menu
  24
- SP" Supply Temperature
  24
- PO" Pump Operation
  24
- Pd" Pump Delay
  24
- Oar" Outdoor Reset
  24
- Oal" Minimum Outdoor Reset Point
  25
- Rc" Outdoor Reset Ratio
  25
- Oto" Warm Outdoor Shutdown
  25
- Unl" Temperature Units
  25
- Add" Control Address
  25
- Dif" Burner on Differential
  25
- Calculated Control Values
  25
- ACV Release (EBP Only)
  25
- Tank Charge Setting (EBP Only)
  25
- Burner on Point
  25
- Alarm Acknowledge
  26
- Power On/Off
  26
- Low Fire Hold
  26
- High Fire Hold
  26
- Pump Operation
  26
- Anti-Condense Valve Operation
  26
Section 7.

27
- Field-Supplied Outdoor Reset Controls
  27
Boiler Start up

27
- Removal of Boiler from Common Vent
  27
- Filling the System
  28
- Firing Burner
  28
Section 8.

29
Maintenance and Component Description

29
- Unit Pump
  29
- Gas Valve
  29
- Safety Limit Switch
  29
- Boiler Control
  29
- Ignition Control
  30
- Ignitor / Flame Sensor Assembly
  30
- Transformer
  30
- PMW Board
  30
- Blower
  30
- Transfer Tank (EBP)
  30
Section 9.

31
- Thermostatic Union (EDP/EDN)
  31
- Cleaning the Boiler Coil
  31
Servicing

31
- Sequence of Operation
  31
- Fault Code Identification
  33
- Fault Correction
  33
- Resolving Lockouts (LO)
  33
Section 10

34
Section 11.

35
Air Orifice and Gas Valve Adjustment

35
Symptom Evaluations

35
- Delayed Ignition
  35
- Short Cycling
  36
- Noisy Operation
  36
- Insufficient Hot Water (EBP Only)
  36
- High Gas Consumption
  37
Section 12.

38
Parts Identification

38

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Boiler Water Heater Swimming Pool Heater Industrial Equipment Heater

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Laars EDN0175 Manuals

Laars EDN0175 Installation, Operation And Maintanance Manual (40 pages)

Table of Contents

Section 1.

General Information

Section 2.

Venting Options

Section 3.

Gas Piping

Section 4.

Hydronic Heat Piping

Section 5.

Electrical Connections

Section 6.

Using the Boiler Control

Section 7.

Boiler Start up

Section 8.

Maintenance and Component Description

Section 9.

Servicing

Section 10

Section 11.

Air Orifice and Gas Valve Adjustment

Symptom Evaluations

Section 12.

Parts Identification

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