Lochinvar Efficiency-Pac EW 150 -- 300 Manuals

Manuals and User Guides for Lochinvar Efficiency-Pac EW 150 -- 300. We have 2 Lochinvar Efficiency-Pac EW 150 -- 300 manuals available for free PDF download: Installation & Service Manual, Replacement Parts List

Lochinvar Efficiency-Pac EW 150 -- 300 Installation & Service Manual

Lochinvar Efficiency-Pac EW 150 -- 300 Installation & Service Manual (48 pages)

Brand: Lochinvar | Category: Water Heater | Size: 2.38 MB

Table of Contents

Table of Contents
2
Please Read before Proceeding

3
1 Determine Water Heater Location

4
2 General Venting

8
- Barometric Damper Location
  8
- Conventional Venting
  10
- Vent System Options
  10
  - E+Venting
    10
    
    Inspection of a Masonry Chimney
    11
    
    Masonry Chimney Installations
    11
    
    Sidewall Air Inlet
    12
    
    Combined Air Inlet Points
    13
  - Direct Vent Sidewall
    16
  - Direct Vent Vertical
    20
  - Outdoor Installation
    24
3 Gas Connections

25
- Gas Supply
  25
- Gas Pressure and Piping
  25
  - Gas Pressure Test
    25
  - Gas Connection
    26
  - Gas Piping
    26
- Manifold Pressure and Piping
  27
- Supply Pressure Measurement
  27
- Checking Gas Supply Pressure
  29
- System Piping
  30
4 SYSTEM PIPING Water Connections

30
- Relief Valve and Low Water Cutoff
  30
- Inlet and Outlet Connections
  30
- Heating Domestic Water
  31
- Water Velocity Control
  31
- Typical Piping
  32
- Water Chemistry
  32
- Scald
  33
  - Pump Operation
    33
  - Thermostat Settings
    33
  - Minimum Pump Performance
    33
  - Heat Exchanger
    33
  - Optional Relief Valve
    34
  - Cathodic Protection
    34
5 Electrical Connections

35
6 Operation and Startup

38
- Ignition System Checkout
  38
- Lighting Instructions
  38
- Hot Surface Ignition Control
  38
- Hot Surface Ignition System
  38
- Operation and Diagnostic Lights
  39
- Freeze Protection
  39
- Water Treatment
  39
- Maintenance
  40
- Flame Patterns
  40
- Combustion Air Adjustments
  40
- Burner Cleaning
  41
- Heat Exchanger Inspection
  42
- Gas Train
  42
- Heat Exchanger Cleaning
  42
7 Diagrams

43
- Ladder Diagram
  43
- Wiring Diagram
  44
8 Troubleshooting

45
- Troubleshooting Charts
  45
Revision Notes

48

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Lochinvar Efficiency-Pac EW 150 -- 300 Replacement Parts List

Lochinvar Efficiency-Pac EW 150 -- 300 Replacement Parts List (4 pages)

Lochinvar Water Heater & Boiler Replacement Parts List

Brand: Lochinvar | Category: Water Heater | Size: 0.74 MB

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