E-Tech WH-140 Manuals

Manuals and User Guides for E-Tech WH-140. We have 1 E-Tech WH-140 manual available for free PDF download: Instruction Manual

E-Tech WH-140 Instruction Manual (48 pages)

COMMERCIAL ELECTRIC AIR-TO-WATER HEAT PUMP WATER HEATER SERIES 100 INSTALLATION - OPERATION - SERVICE MAINTENANCE - LIMITED WARRANTY

Brand: E-Tech | Category: Water Heater | Size: 11.19 MB

Instruction Manual
1
Table of Contents
3
Safe Installation, Use and Service
4
General Safety Information
5
- Precautions
  5
- Grounding Instructions
  5
Introduction
6
- Qualifications
  6
- Preparing for the Installation
  6
- Principle of Operation
  7
  - The Refrigeration Cycle
    7
- Air Temperature Range
  7
- Water Temperature Range
  7
- Refrigerant Charge
  7
- Equipment Disposal
  7
Features and Components
8
Installation Requirements
10
- Water Temperature
  10
  - Maximum System Temperature
    10
  - Inlet & Outlet Water Temperature
    10
- Air Temperature
  10
  - Entering Air Temperature
    10
- Locating the Water Heater
  10
  - Indoor Installation Only
    10
  - Freezing Temperatures
    10
  - Coastal Regions
    10
  - Unconditioned Space
    11
- Clearances
  11
- Electrical Requirements
  11
- Water Piping
  13
  - Maximum Pipe Length
    13
  - Minimum Pipe Size
    13
  - Pipe Support
    13
  - Pipe Insulation
    13
  - Cold Water Supply
    13
- Water Pressure
  13
- Closed Water Systems
  13
- Thermal Expansion
  13
- Mixing Valves
  13
- Condensate Removal
  14
- Contaminated Water
  14
- Temperature - Pressure Relief Valve
  14
- Tank Selection
  14
- Contaminated Air
  14
- Storage & Handling
  15
Installation
16
- Required Tools and Materials
  16
  - Installation & Start up Tools
    16
  - Service Tools
    16
- Unit Placement
  16
  - Ceiling Suspension
    16
  - Pad Mounting
    16
- Electrical Connections
  17
- Water Connections
  17
  - Installation Instructions
    17
- Single Tank Configuration
  18
- Two Tank Pre Heat Configuration
  18
- Condensate Drain Line
  18
- Standard Tank Thermostat
  18
- Digital Tank Thermostat Installation
  19
- Temperature Sensor Installation
  19
- Air Flow and Ducting
  19
  - Duct Sizing
    19
  - Duct Insulation
    19
  - Make Duct Connections
    19
  - Building Air Pressure
    19
  - When to Install Ducting
    20
  - Supply Air Ducting
    20
  - Return Air Ducting
    20
- Blower Assembly Adjustments
  20
Installation Checklist
22
Start up
23
- Digital Tank Thermostat
  24
Maintenance and Service
25
- Routine Maintenance
  25
Troubleshooting
27
- Checking Refrigerant Charge
  28
  - Subcooling Calculation
    28
  - Superheat Calculation
    28
Control System
29
- Control Board
  29
- Pressure Switches
  29
- Phase Monitor
  30
- Compressor Overload Module
  30
- Delay Timers
  30
- How to Reset the Control System
  30
Wiring Diagrams
31
- Thermostat and Accessory Wiring Diagrams
  37
Piping Diagrams
41
Limited Warranty
46

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