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Lennox BAH065DNM

Lennox BAH065DNM
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Providing indoor climate comfort
BALTIC R410A
BALTIC R410A-IOM-0708-E
Installation, operating
and maintenance

Table of Contents

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Lennox BAH065DNM Specifications

General IconGeneral
Cooling Capacity65, 000 BTU/h
SEERUp to 16
Stages2
Voltage208/230V
Phase1
RefrigerantR-410A
Sound Level74 dB

Summary

INSTALLATION

TRANSPORT - HANDLING

Covers unit delivery, storage, handling procedures, and essential checks.

PRELIMINARY CHECKS

Essential checks to perform before installing the equipment on site.

INSTALLATION ON A ROOF MOUNTING FRAMES

Procedures for installing units on roof mounting frames, including positioning and securing.

ECONOMISER AND EXTRACTION

Details on installing and configuring economiser and extraction systems.

COMMISSIONING

ELECTRICAL CONNECTIONS

Ensures correct and safe electrical connections for the unit and its components.

STARTING THE UNIT

Procedures for safely starting the unit after installation and checks.

POWERING THE UNIT

Steps for powering up the unit and verifying component rotation direction.

ARRANGEMENT DRAWINGS

Non adjustable roofcurb

Illustrates dimensions and types of non-adjustable roofcurbs.

Adjustable roofcurb

Illustrates dimensions and types of adjustable roofcurbs.

Multidirectional horizontal roofcurb

Illustrates dimensions and types of multidirectional horizontal roofcurbs.

Exhaust vertical roofcurb

Illustrates dimensions and types of exhaust vertical roofcurbs.

Exhaust horizontal roofcurb

Illustrates dimensions and types of exhaust horizontal roofcurbs.

Energy recovery option

Shows arrangement drawings for the energy recovery module option.

VENTILATION

BELT TENSION AND PULLEYS

Guidelines for checking and adjusting belt tension and mounting pulleys.

AIRFLOW BALANCING

Methods for measuring motor absorbed power and balancing airflow.

FILTERS

Information on filter replacement, monitoring, and fault identification.

FANSTART

Details on controlling the fan start and setting parameters via the Air Sock Control.

HEATING OPTIONS

HOT WATER COIL

Covers hydraulic connections, filling, freeze protection, and corrosion.

ELECTRIC HEATER

General information on electric heaters, sizes, and capacities.

GAS BURNER

Covers preliminary checks, gas supply, start-up procedures, and troubleshooting.

MODULATING GAS BURNER

Details on the actuator, gas burner adjustments, and start-up.

CLIMATIC CONTROLLER

WIRING CONNECTIONS

Important warnings and procedures for connecting sensors, probes, and displays.

CUSTOMIZED INPUTOUTPUT

Explains configuration of digital outputs, digital inputs, and analog inputs.

SCHEDULING - CLOCK SETTING

How to control unit operation based on time zones and set points.

DC50 DM50 DISPLAY OPERATION

Details on using the DC50/DM50 display for settings, overrides, and alarms.

BMS ADDRESS TABLES

Lists ModBus, Trend, BACnet, and Carel addresses for BMS communication.

ERROR CODES

A comprehensive list of error codes and their descriptions for fault diagnosis.

PRINCIPLE SKETCHES

SINGLE CIRCUIT DIAGRAMS

Illustrates single circuit schematics for BAH and BAC units.

DUAL CIRCUIT DIAGRAMS

Illustrates dual circuit schematics for BAH and BAC units.

HOT WATER COIL DIAGRAM

Provides a schematic diagram for the hot water coil system.

MAINTENANCE DIAGNOSTIC

REFRIGERATION FAULTS

Identifies common refrigeration faults, causes, symptoms, and solutions.

LPHP PROBLEMS AND CUT OUTS

Addresses low and high-pressure issues and their corresponding cut-outs.

FAN AND HEATER FAULTS

Covers troubleshooting for indoor/outdoor fans, electric heaters, and water leaks.

DC50 & DS50 COMMUNICATION FAULTS

Diagnoses common issues with the DC50/DS50 controller and communication.

WARRANTY

TERMS AND CONDITIONS

Outlines the general terms and conditions of the product guarantee.

ANTI-CORROSION WARRANTY

Details the 10-year warranty terms for the rooftop unit casing against corrosion.

WARRANTY VS MAINTENANCE

Clarifies the relationship between warranty coverage and performing maintenance.

CERTIFICATES

PRODUCT CERTIFICATIONS

Lists various certifications like ISO 9001, NF, and filter classifications.

DECLARATIONS AND APPROVALS

Includes CE conformity declarations and Bureau Veritas system approvals.

GAS SAFETY CERTIFICATION

Presents the Certigaz certificate related to gas appliances.

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