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Lennox ROOFTOP FLEXY FCK 100 User Manual

Lennox ROOFTOP FLEXY FCK 100
100 pages
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INSTALLATION
OPERATING &
MAINTENANCE MANUAL
ROOFTOP
FLEXY
English
Sept 2001
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Lennox ROOFTOP FLEXY FCK 100 Specifications

General IconGeneral
ModelFCK 100
CategoryAir Conditioner
Refrigerant TypeR-410A
Phase3
Cooling Capacity100, 000 BTU/h
Sound Level (Outdoor)75 dB

Summary

INSTALLATION

PRELIMINARY CHECKS AND INSTALLATION REQUIREMENTS

Essential checks before installation and requirements for the installation surface and connections.

COMMISSIONING

PRE-POWER CHECKS AND POWER-UP PROCEDURE

Checks before power connection and steps for powering up the unit, including fan rotation verification.

AIR FLOW BALANCING

TESTING AND ADJUSTING AIRFLOW

Procedure for testing and adjusting airflow by measuring power/pressure, modifying pulley/belt settings.

filters

FILTER REPLACEMENT PROCEDURE

Step-by-step instructions for replacing the filters, including removal and installation of filter cells.

GAS BURNER

PRELIMINARY CHECKS AND IGNITION

Safety checks before commissioning and detailed steps of the gas burner ignition sequence.

CONTROL DISPLAY SYSTEMS

SAFETY AND ERROR CODES

ERROR CODE REFERENCE

A table listing safety and error codes with brief descriptions for troubleshooting.

REFRIGERATION SYSTEM FAULTS

Fault detection and safety responses for refrigeration system issues like pressure, temperature, and compressor faults.

Before Calling for Assistance

WARRANTY

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