Allstyle SL Series User Manual

SL*/BL* SERIES
AIR HANDLER UNITS
INSTALLATION GUIDE
GENERAL
The SL* / BL* Series is designed for installation
in a closet, utility room, alcove, basement,
crawlspace or attic. These versatile units are
applicable to owrator, expansion valve, or
check and expansion valve DX air conditioning,
and heat pump applications. Several models
are available to meet the specic requirements
of the outdoor equipment. Factory installed
electric resistance heaters are available.
Coil Company, L.P
WARNING: Due to possible damage to equipment or personal injury, installation, service and
maintenance should only be performed by a trained, qualied person. Consumer service is recommended
only for lter replacement.
6/2019
IMPORTANT:
It is not necessary to remove the coil during installation. The SL* / BL* Series units may be installed in the
vertical up-ow position or either the left or right hand horizontal position.
THE SL / BL* SERIES UNITS DO NOT REQUIRE REPOSITIONING OF DRAIN PANS. UNITS ARE SHIPPED WITH
HORIZONTAL LEFT, HORIZONTAL RIGHT, AND UP-FLOW PANS INSTALLED.
LM20000 C
Installation of this unit shall be made in accordance with the National Electric Code, NFPA No. 90A and 90B, and any
other local codes or utilities requirements.
WARNING: HAZARDOUS VOLTAGE - Ensure all power is disconnected before installing or servicing
this unit. More than one disconnect device may be required to de-energize the equipment. Hazardous voltage
can cause severe personal injury. Make certain all panels are in place before operating this unit.

Allstyle SL Series Specifications

General

Brand	Allstyle
Model	SL Series
Category	Air Handlers
Language	English

Summary

General Information

Safety and Installation Warnings

Critical safety precautions for installation, service, and operation, plus code compliance.

Installation Details

High Voltage Wiring

Low Voltage Wiring

Air Filter Requirements

Proper installation and sizing of air filters to protect unit components from debris.

System Operation and Maintenance

Start-Up and Testing Procedures

Sequence of Operation Modes

Detailed operation sequences for cooling, heating, blower delay, and defrost cycles.

Maintenance Schedule and Tasks

Routine monthly filter maintenance and annual professional servicing recommendations.

Important Safety and Compliance

Critical Operational Warnings

Prohibiting corrosives/combustibles, ensuring panel security, and electrical servicing safety.

Chemical Cleaning Warning

Warning that using chemical cleaning products on coils voids the warranty.

Wiring Diagram - Electric Heat

High Voltage Wiring Diagram

Diagram detailing high voltage connections for heating elements, circuits, and power supply.

Low Voltage Wiring Diagram

Diagram showing low voltage connections for thermostat, transformer, and control relays.

Wiring Diagram - CTM Control

CTM Control Wiring Details

Wiring for CTM motor, control, transformer, and fan relay for specific configurations.

Transformer and Fan Relay Connections

Wiring Diagram - CTM Control (6,8,10 kW)

High Voltage Wiring CTM (6,8,10 kW)

High voltage connections for CTM control with 6, 8, 10 kW heating elements.

Low Voltage Wiring CTM (6,8,10 kW)

Low voltage connections for CTM control with 6, 8, 10 kW heating elements.

Transformer and Fan Relay CTM (6,8,10 kW)

Wiring Diagram - CTM Control (15 kW)

High Voltage Wiring CTM (15 kW)

Low Voltage Wiring CTM (15 kW)

Transformer and Fan Relay CTM (15 kW)

Wiring Diagram - CTM Control (20 kW)

High Voltage Wiring CTM (20 kW)

Low Voltage Wiring CTM (20 kW)

Transformer and Fan Relay CTM (20 kW)

Product Limited Warranty

Warranty Terms and Coverage