Lennox CL50-RoofTop

CLIMATIC™50 – IOM – Rooftops/ Aircoolair CL50-ROOFTOPS-IOM-1107-E
2
TABLE OF CONTENTS
Page
INTRODUCTION 3
CONNECTION 4
CONFIGURATION 8
SCHEDULING – CLOCK SETTING 10
VENTILATION 13
THERMOSTAT / HYGROSTAT – SET POINTS 15
THERMOSTAT / HYGROSTAT – CONTROL PRINCIPLE 17
FRESH AIR DAMPER - FREE-COOLING 18
COMPRESSORS 20
DEFROST – HEAT PUMP 22
SUPPLEMENT OF HEATING (OPTION) 23
CUSTOMIZED INPUT/OUTPUT 25
FAULT CODES
Insufficient airflow 28
Filters Clogged or Missing 29
Ambient Temperature and Humidity, Outside Limits 30
Blowing temperature, outside limits 31
Overheating of Electrical Heating Elements 32
Gas Burner Faults 33
External Humidifier fault 34
Hot Water Circulator Fault 34
Fault in Real Time Clock 35
Extension card fault (BE50) 35
Faulty Probes and Sensors 36
Blowing fan 37
Condenser fans 38
Water Condenser Faults 39
Smoke Detector 40
Compressors shut down on LP cut off 41
Compressor shut down onHP cut off or electrical protection 42
COMMUNICATION 43
MASTER/SLAVE 43
BMS 45
CONFIGURING THE BM50 PLAN ADDRESS 46
ALLOCATION OF DISPLAYS TO THE BM50 47
DC50 COMFORT & DM50 MULTI CUSTOMER DISPLAY 48
DS50 SERVICE DISPLAY 53
DS50 MENU TREE 59
CLIMATIC™50 INPUT/OUTPUT MAPPING 67
MODBUS, LONTALK ADRESS TABLES 70