User Manuals: Lennox XP21-048 Heat Pump

Manuals and User Guides for Lennox XP21-048 Heat Pump. We have 2 Lennox XP21-048 Heat Pump manuals available for free PDF download: Installation Instructions Manual

Lennox XP21-048 Installation Instructions Manual

Lennox XP21-048 Installation Instructions Manual (59 pages)

Dave Signature Collection System

Brand: Lennox | Category: Heat Pump | Size: 2 MB

Table of Contents

Table of Contents
1
General
1
Unit Dimensions
2
Model Number Identification
2
Typical Unit Parts Arrangement
3
Shipping and Packing List
4
Using Manifold Gauge Set
4
Operating Service Valves
4
Service Valves
5
Supersedes
5
Recovering Refrigerant from Existing System
6
Unit Placement
7
Removing and Installing Panels
9
New or Replacement Line Set
11
Brazing Connections
13
Flushing Line Set and Indoor Coil
16
Installing Indoor Expansion Valve
17
Leak Test Line Set and Indoor Coil
18
Evacuating Line Set and Indoor Coil
18
Electrical
20
Heat Pump Control (A175) Jumpers and Terminals
23
Field Control Wiring
25
Servicing Unit Delivered Void of Charge
27
Unit Start−Up
27
System Refrigerant
27
Subcooling Values
30
Operating and Temperature Pressures
31
System Operations
32
Defrost System
33
System Status, Fault and Lockout LED Codes
43
Field Component Configuration and Testing
48
Control Box
51
Maintenance (Dealer and Homeowner)
55
Sunsource ® Home Energy System
57
Checklists
57

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Lennox XP21-048 Installation Instructions Manual

Lennox XP21-048 Installation Instructions Manual (17 pages)

Brand: Lennox | Category: Air Conditioner | Size: 0 MB

Table of Contents

Installation Instructions
1
Slab Mounting
3
Step 3 -- Refrigerant Piping
7
Flushing Existing Line Set & Indoor Coil
7
Cap and Core Removal
9
Braze Line Set
10
Preparation for Next Step
10
Step 6 -- Installing Indoor Expansion Valve
11
Step 7 -- Leak Test
12
Homeowner Information
14
Pre-Service Check
15

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