EasyManua.ls Logo

Lennox SL25XPV-048 User Manual

Lennox SL25XPV-048
23 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
©2021 Lennox Industries Inc.
Dallas, Texas, USA
Page 1
General
This SL25XPV outdoor air conditioner with all-aluminum
coil is designed for use with HFC-410A refrigerant only.
These instructions are intended as a general guide and do
not supersede local codes in any way. Consult authorities
having jurisdiction before installation.
INSTALLATION
INSTRUCTIONS
HEAT PUMP
508104-01
4/2021
Dave Lennox Signature
®
Collection SL25XPV System
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional HVAC installer or
equivalent, or service agency.
IMPORTANT: Special procedures are required for clean-
ing the all-aluminum coil in this unit. See page 22 in this
instruction for information.
CONTROL
PANEL ACCESS
LOCATION
6 (152)
36 (914)
12 (305)
30 (762)
24
(610)
LINE SET
CONNECTIONS
ACCESS
PANEL
REAR VIEW OF UNIT
48 (1219)
MINIMUM CLEARANCE BETWEEN TWO UNITS
CLEARANCE ON ALL SIDES — INCHES (MILLIMETERS)
MINIMUM CLEARANCE
ABOVE UNIT
NOTES:
Clearance to access panel must be 30
inches (762mm).
Clearance to one of the other three
sides must be 36 inches (914mm).
Clearance to one of the remaining two
sides may be 12 inches (305mm) and
the final side may be 6 inches
(152mm).
Note: Dimensions are not to scale.
THIS UNIT IS A INTEGRAL COMPONENT OF A SYSTEM THAT
WILL REQUIRE A COMMUNICATING THERMOSTAT AND
COMMUNICATING AIR HANDLER OR FURNACE.
SL25XPV
Communicating air handler
or furnace
Communicating
thermostat
SETTING THE UNIT – Clearances
THIS MANUAL MUST BE LEFT WITH THE
HOMEOWNER FOR FUTURE REFERENCE
PACKING LIST
OUTDOOR UNIT
WARRANTY
CARD
GROMMETS (2)
BUSHING (1)
RAST 6-PIN
CONNECTOR (1)
This unit must be installed with an approved indoor air
handler or coil. For AHRI Certied system match-ups and
expanded ratings, visit www.LennoxPros.com.
Question and Answer IconNeed help?

Do you have a question about the Lennox SL25XPV-048 and is the answer not in the manual?

Lennox SL25XPV-048 Specifications

General IconGeneral
ModelSL25XPV-048
TypeVariable Capacity Air Conditioner
SEER RatingUp to 26
RefrigerantR-410A
Energy Star CertifiedYes
Voltage208/230V
Phase1
Cooling Capacity48000 BTU/h
Compressor TypeInverter
HSPFNot Applicable (Air Conditioner)

Summary

Setting the Unit - Unit Placement (Continued)

Panel Handling Safety

Precautions for handling panels to prevent injury or damage.

Refrigerant Piping

Oil Type and Flushing Requirements

Instructions for flushing systems with mineral oil or POE oil before installing PVE oil units.

Nitrogen Pressure Warning

Warning about using nitrogen for pressurization and required regulator pressure.

Brazing Precautions

Brazing Alloy Caution

Caution regarding hazardous materials in brazing alloys and safe handling practices.

Brazing Fire Danger Warning

Warning about fire danger from brazing a pressurized system and checking pressures.

Refrigerant Piping - Metering Device Removal

Fixed Orifice Removal Procedure

Procedure for removing a fixed orifice metering device from an uncased coil.

Expansion Valve Removal Procedure

Procedure for removing an expansion valve from an uncased coil.

Flushing Procedure

Connect Gauges and Equipment

Steps to connect gauges and equipment for flushing the system.

Refrigerant Piping - Brazing Procedures

Piping Panel Removal and Preparation

Steps to remove the piping panel and prepare the refrigerant line set ends.

Cap and Core Removal

Procedure for removing service port caps and valve cores.

Attach Manifold Gauge Set

Instructions for attaching the manifold gauge set for brazing operations.

Brazing Line Set

Refrigerant Piping - Install Indoor Expansion Valve

Indoor Expansion Valve Installation

Procedure for installing the check/expansion valve metering device at the indoor coil.

Leak Test and Evacuation

Evacuation

Deep Vacuum Warning

Warning against deep vacuum operation to prevent compressor damage.

Electrical - Circuit Sizing and Wire Routing

Electrical Hazard Warning

Warning about high voltage and waiting period after power removal.

Fire Hazard Warning (Aluminum Wire)

Warning about using aluminum wire with the product.

Wiring Size Warning

Warning about property damage from improperly sized wiring and breakers.

Electrostatic Discharge (ESD) Precautions

Precautions to avoid electrostatic discharge affecting electronic components.

General Wiring Notes

Electric Shock Hazard Warning

Warning about electric shock hazard and the need for proper grounding.

Unit Start-Up

Charging

SL25XPV Start-Up and Performance Checklist

Related product manuals