Lochinvar AHP250 Manuals

Manuals and User Guides for Lochinvar AHP250. We have 1 Lochinvar AHP250 manual available for free PDF download: User's Information Manual

Lochinvar AHP250 User's Information Manual (48 pages)

Brand: Lochinvar | Category: Heat Pump | 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
Air Temperature Range
8
Water Temperature Range
8
Refrigerant Charge
8
Equipment Disposal
8
Features & Components
9
Product Illustration
9
Air to Water Cycle
10
Rough in Dimensions
11
Performance Specifications
11
Installation Requirements
12
Water Temperature
12
Maximum System Temperature
12
Inlet & Outlet Water Temperature
12
Air Temperature
12
Entering Air Temperature
12
Locating the Water Heater
12
Indoor/Outdoor Installation
12
Freezing Temperatures
12
Coastal Regions
12
Conditioned Space
13
Unconditioned Space
13
Clearances
13
Electrical Requirements
13
Minimum Circuit Ampacity & Maximum Fuse Size
13
Minimum Wire Size
14
Water Piping
15
Minimum Pipe Size
15
Pipe Support
15
Pipe Installation
15
Cold Water Supply
15
Water Pressure
15
Closed Water Systems
15
Thermal Expansion
15
Mixing Valves
15
Condensate Removal
16
Contaminated Water
16
Temperature-Pressure Relief Valve
16
Tank Selection
16
Solar Tanks
16
Contaminated Air
17
Storage & Handling
17
Storage Recommendations
17
Installation
18
Required Ability
18
General
18
Required Tools & Materials
18
Installation & Start up Tools
18
Service Tools
18
Unit Placement
18
Ceiling Suspension
18
Pad Mounting
19
Electrical Connections
19
Correct Voltage and Phase
19
Branch Circuit Disconnect Switch
19
Transformer Configuration
19
Water Connections
19
Installation Instructions
19
Single Tank Configuration
20
Multiple Tank Configuration
20
Condensate Drain Line
20
Standard Tank Thermostat
20
Temperature Sensor Installation
21
Air Flow and Ducting
21
General Guidelines
21
Duct Sizing
21
Duct Insulation
21
Make Duct Connections
21
Building Air Pressure
21
Negative Pressure
21
Positive Pressure
21
When to Install Ducting
22
Supply Air Ducting
22
Duct Sizing Chart
22
Return Air Ducting
23
Blower Assembly Adjustments
23
Installation Checklist
23
Location
23
Air Flow & Ducting
23
Water Piping
23
Condensate Drain
24
Electrical
24
Pre-Startup Checklist
24
Phase Startup Procedures
24
Single Phase Startup Procedures
25
Initial Start-Up
26
Master Control Panel Pre-Startup Checklist
26
Rotation Direction
26
Starting Sound
26
Start up
26
Setting Lower Limit Control Valve Limit for Single-Pass
27
Purging the Condenser on a Plc
28
Electronic Temperature Controls
28
Controller
28
Function Ranges & Settings
28
Parameter Settings
28
Screen Navigation
28
Basic Mode
29
Advanced Mode
29
Restricted Mode
29
Programmable Logic Controls
29
Plc Controller
29
Temperature & Setpoints
30
Setpoints Ranges & Safeties
30
Master Screens
30
Master Panel Home Screen
30
Master Panel Alarm Screen
30
Master Panel Configuration Screen
30
Master Screen Terminology
31
Home Screen
31
Alarm Screen Terminology
31
Configuration Screen
31
Master Control Panel Setup to Member Units
31
Master Control Unit Support Call Sequence of Operations
31
Member Screens
32
Single Unit Home Screen Operating with Master Controls
32
Single Unit Home Screen Operating as Asingle Unit (in Defrost)
32
Single Unit Home Screen
32
Displaying Alarm Status
32
Single Unit Alarm Screen
32
Single Unit Pipe Configuration Screen
32
Single Unit Tank Configuration Screen
32
Single Unit Ip Address Configuration
33
Single Unit Heat Bank Screen
33
Member Screen Terminology
33
Home Screen
33
Alarm Screen
33
Configuration Screen
33
Stop Screen
34
Ip Configuration
34
Maintenance and Service
34
Routine Maintenance
34
Air Filters
34
Drain Pan
34
Blower Assembly
34
Blower Motor
35
Evaporator Coil
35
Cleaning Internal Insulation
35
Checking Refrigerant Charge
35
Check Air Flow
35
Check Water Temperature Rise
35
Factory Charge
36
Superheat Calculation
36
Braze Plate Cleaning Instructions
36
Troubleshooting
37
Water Piping Diagrams
38
Limited Warranty
42
Service Log
44

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Lochinvar AHP250 User's Information Manual (48 pages)

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