Lochinvar EKW175CE Gas-fired Water Heater Manuals

Manuals and User Guides for Lochinvar EKW175CE Gas-fired Water Heater. We have 2 Lochinvar EKW175CE Gas-fired Water Heater manuals available for free PDF download: Installation, Commissioning And Maintenance Instructions, User & Smart System Control Manual

Lochinvar EKW175CE Installation, Commissioning And Maintenance Instructions

Lochinvar EKW175CE Installation, Commissioning And Maintenance Instructions (52 pages)

High Efficiency Gas Fired Condensing Water Heaters

Brand: Lochinvar | Category: Water Heater | Size: 2 MB

Table of Contents

Table of Contents
2
1 Introduction

4
2 Principal Parts

5
3 Technical Data

9
4 General Requirements

11
- Related Documents
  11
5 Water Quality

12
6 Location

12
- Plant Room Requirements
  12
- General Requirements
  12
- Clearances
  13
- Condensate Drain
  13
7 Gas Supply

13
- Service Pipes
  13
- Meters
  13
- Gas Supply Pipes
  13
- Boosted Supplies
  13
- Plant-Room Control Valve
  13
- Equipment Gas System Leak Check
  14
8 Flue System

14
- Flue System General Requirements
  15
- Approved Flue System
  15
- Installation Precautions
  15
- Maximum Length
  15
- Flue Discharge
  15
- Condensate Drain
  15
- Water Heater Connection Assembly
  16
  - Ekw45Ce - Ekw60Ce
    16
  - Ekw85Ce - Ekw145Ce
    18
  - Ekw175Ce
    19
  - Ekw205Ce - Ekw235Ce
    20
- Flue Terminal Installation
  21
  - Type B
    21
  - Type C
    21
  - Type C
    22
  - Type C
    23
- Flue Terminal Guarding
  23
9 Air Supply

24
- Combustion Ventilation
  24
- Cooling Ventilation
  24
10 Water Connections

25
- General
  25
- Open Vented System Arrangement
  25
- Unvented System Arrangement
  25
  - Expansion Vessel Sizing
    26
- De-Stratification
  26
- Circulating Pumps
  26
- Flow Temperature Sensor
  27
  - Dry-Pocket Sensor
    27
  - Strap-On Sensor
    27
  - Sensor Wiring
    27
11 Electrical Supply

28
- External Controls
  28
  - Remote Enabling
    28
- High Voltage Connector Strip
  29
- Low Voltage Connector Strip
  29
- Electrical Connections
  31
- Fuses
  31
- Arc Welding Precautions
  31
- Wiring Diagram
  32
- Ladder Diagram
  33
12 Smart System Control

34
- General
  34
- Smart System Control Panel
  34
- Sequence of Operation
  35
- Status Display Screens
  36
13 Commissioning and Testing

38
14 Lpg Fuel

40
- Related Documents
  40
- Conversion to Lpg
  40
  - Ekw45Ce - Ekw85Ce
    41
  - Ekw115Ce
    42
  - Ekw145Ce (before Serial Number L09H10120786)
    43
  - Ekw145Ce (from Serial Number L09H10120786)
    44
  - Ekw175Ce - Ekw235Ce
    45
- Lpg Commissioning and Testing
  46
  - Lpg Pressure Adjustment and Combustion Checks
    46
15 Maintenance

46
- General
  46
- Maintenance Schedule
  46
- Burner Inspection
  47
- Burner Removal
  47
- Cleaning the Heat Exchanger
  47
- Draining Water Heater System
  48
- Removing Scale and Sediment from the Storage Vessel
  48
- Sacrificial Anodes: Inspection and Replacement (Storage Vessels)
  48
- Refilling the System
  48
- Other Checks
  49
  - Relief Valve
    49
  - Flue System
    49
  - Condensate Neutralisation Kit
    49
16 Smart System Control Settings

49
- Entering the Installer Code
  49
- Menu Set D Functions
  50
  - Reset Last 10 Errors
    50
  - Service Mode Delay
    50
- Menu Set E Whr Settings
  50
  - Tank Setpoint
    50
- Menu Set H Control Modes
  50
  - Control Source
    50
  - Cascade Address
    50
  - Max Cascade Setpoint
    51
  - Cascade Offset
    51
  - Cascade Off-On Differential
    51
- Menu Set Icirculation Pumps
  51
  - Dhw Pump Delay
    51
- Menu Set J Service Notification
  51

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Lochinvar EKW175CE User & Smart System Control Manual

Lochinvar EKW175CE User & Smart System Control Manual (12 pages)

High Efficiency Gas Fired Condensing Water Heaters EcoKnight Series

Brand: Lochinvar | Category: Water Heater | Size: 0 MB

Table of Contents

Table of Contents
2
1 User Guide

3
- General Requirements
  3
- Procedure for Lighting
  3
- Procedure for Shutting down
  3
- Temperature Adjustment Procedure
  3
- Maintenance
  3
- Frost Protection
  4
- Air Supply
  4
- Condensate Drain
  4
2 Smart System Control

5
- General
  5
- Smart System Control Panel
  5
- Sequence of Operation
  6
- Status Display Screens
  7
3 User Settings

9
- General
  9
- Entering the User Code
  9
- Menu Set A: General Settings
  9
  - Water Heater Model
    9
  - User Code
    9
  - Time & Date
    10
  - Software Version
    10
  - Temperature Units
    10
  - Night Setback Temperature
    10
  - Night Setback Time
    10
- Menu Set C: Data Logging
  11
  - Total Hrs. Run
    11
  - Ignition Attempts
    11
  - Last 10 Errors
    11
- Exiting User Settings Mode
  11

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