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Technical Information
Service Manual
Please read this manual carefully before installing and operating the GREE Hydrocarbon Air– Conditioner unit.
Careless installation and operation could cause severe injuries to operators, workers and damage to the air-conditioner unit
itself.
Keep this manual in a location for easy access as it is needed for reference during installation, maintenance, service and
operation of the unit.
This manual does not cover all aspects of installation, maintenance and service of the chiller units; if additional information is
needed, contact the GREE Costumer Service or Sales Ofce.
General Information
Warning and cautions appear at appropriate locations throughout this manual book.
Abbreviations Used Within this Manual:
INTRODUCTION
Abbreviation Clear Words
OFDN Oxygen free and dry nitrogen
PPE Personnel protective equipment
LFL Lower ammability level
UFL Upper ammability level
HC Hydrocarbon