Lochinvar MHP1890 Manuals

Manuals and User Guides for Lochinvar MHP1890. We have 1 Lochinvar MHP1890 manual available for free PDF download: User's Information Manual

Lochinvar MHP1890 User's Information Manual (44 pages)

Modular Water Source Commercial Heat Pump Water Heating Systems

Brand: Lochinvar | Category: Water Heater | Size: 5 MB

Table of Contents
3
Safe Installation, Use and Service
5
General Safety Information
6
Precautions
6
Grounding Instructions
6
Introduction
7
Qualifications
7
Preparing for the Installation
7
Principle of Operation
8
The Refrigeration Cycle
8
Source Water Temperature Range
8
Water Temperature Range
8
Refrigerant Charge
8
Equipment Disposal
8
Features & Components
9
Product Illustration
9
Water to Water Cycle
11
Rough in Dimensions
12
Performance Specifications
12
Installation Requirements
13
Water Temperature
13
Maximum System Temperature
13
Inlet & Outlet Water Temperature
13
Source Water Temperature
13
Entering Source Water Temperature
13
Locating the Water Heater
13
Indoor/Outdoor Installation
13
Freezing Temperatures
13
Coastal Regions
13
Clearances
14
Electrical Requirements
14
Minimum Wire Size
15
Water Piping
16
Minimum Pipe Size
16
Pipe Support
16
Pipe Installation
16
Cold Water Supply
16
Water Pressure
16
Closed Water Systems
16
Thermal Expansion
16
Mixing Valves
16
Contaminated Water
17
Temperature-Pressure Relief Valve
17
Tank Selection
17
Solar Tanks
17
Storage & Handling
17
Storage Recommendations
18
Installation
18
Required Ability
18
General
18
Required Tools & Materials
18
Installation & Start up Tools
18
Service Tools
19
Unit Placement
19
Mounting Frame
19
Pad Mounting
19
Electrical Connections
19
Correct Voltage and Phase
19
Branch Circuit Disconnect Switch
19
Water Connections
20
Installation Instructions
20
Single Tank Configuration
20
Multiple Tank Configuration
20
Standard Tank Thermostat
21
Temperature Sensor Installation
21
Installation Checklist
21
Location
21
Water Piping
21
Electrical
21
Pre-Startup Checklist
22
Phase Startup Procedures
22
Initial Start-Up
23
Master Control Panel Pre-Startup Checklist
23
Rotation Direction
23
Starting Sound
23
Start up
23
Programmable Logic Controls
24
Plc Controller
24
Temperature & Setpoints
24
Setpoints Ranges & Safeties
25
Master Screens
25
Master Panel Home Screen
25
Master Panel Alarm Screen
25
Master Panel Configuration Screen
25
Master Screen Terminology
25
Home Screen
25
Alarm Screen
26
Configuration Screen
26
Master Control Panel Setup to Member Units
26
Master Control Unit Support Call Sequence of Operations
26
Member Screens
27
Single Unit Home Screen Operating with Master Controls
27
Single Unit Home Screen Operating as Asingle Unit (in Defrost)
27
Single Unit Home Screen
27
Displaying Alarm Status
27
Single Unit Alarm Screen
27
Single Unit Pipe Configuration Screen
27
Single Unit Tank Configuration Screen
27
Single Unit Ip Address Configuration
27
Single Unit Heat Bank Screen
27
Member Screen Terminology
28
Home Screen
28
Alarm Screen
28
Configuration Screen
28
Stop Screen
28
Ip Configuration
28
Maintenance and Service
29
Routine Maintenance
29
Cleaning Internal Insulation
29
Checking Refrigerant Charge
29
Check Water Temperature Rise
29
Factory Charge
29
Superheat Calculation
30
Braze Plate Cleaning Instructions
30
Troubleshooting
31
Water Piping Diagrams
32
Limited Warranty
38
Service Log
40

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Lochinvar MHP1890 Manuals

Lochinvar MHP1890 User's Information Manual (44 pages)

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