ENVTRoair E IIIII- PTAC Series Packaged Terminal Air Conditioner/Heat Pump Installation, Operation & Maintenance Manual l � ECR internatio11�J A Family of Heating & Cooling Brands. ENVIROair ECR International, Inc. 2201 Dwyer Avenue• Utica, New York 13501 Phone: 800.325.5279• Web: enviromaster.
CONTENTS 1. SAFETY PRECAUTIONS..................................................................................2 2. IMPORTANT SAFETY INSTRUCTIONS ...........................................................4 3. AIR CONDITIONER FEATURES......................................................................5 4. CONTROL PANEL OPERATION.......................................................................6 5. INSTALLATION ..........................................................................................
SAFETY PRECAUTIONS To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring of instructions may cause harm or damage. The seriousness is classified by the following indications. ! WARNING This symbol indicates the possibility of death or serious injury. ! CAUTION This symbol indicates the possibility of injury or damage to property. Meanings of symbols used in this manual are as shown below. Never do this.
! CAUTION When the air filter is to be removed, do not touch the metal parts of the unit. Do not clean the air conditioner with water. Do notoperate unit where pet or house plant will be exposed to direct air flow. When the unit is to be cleaned, switch off, and turn off the circuit breaker. Do not clean unit when power is on as it may cause fire and electric shock, it may cause an injury. ! ! Operation with windows opened may cause wetting of indoor and soaking of household furniture.
IMPORTANT SAFETY INSTRUCTIONS NOTE The power supply cord with this air conditioner contains a current detection device designed to reduce the risk of fire. Please refer to the section Operation of Current Device for details. In the event that the power supply cord is damaged, it cannot be repaired-it must be replaced with a cord from the Product Manufacturer. Do not, under any circumstances, cut, remove, or bypass the grounding prong.
Operation of Current Device(optional) The power supply cord contains a current device that senses damage to the power cord. To test your power supply cord do the following: 1. Plug in the Air Conditioner. 2. The power supply cord will have TWO buttons on the plug head. Press the TEST button, you will notice a click as the RESET button pops out. 3. Press the RESET button, again you will notice a click as the button engages. 4. The power supply cord is now supplying electricity to the unit.
CONTROL PANEL OPERATION The control panel keypad will look like the following Fig.1. For some models with REMOTE SIGNAL RECEPTOR, the unit can be controlled by the control panel alone or by the remote. NOTE: Some models do not have REMOTE SIGNAL RECEPTOR. NOTE: If the unit has DIP SWITCHES feature, the temperature range can be set/controlled by the DIP SWITCHES. See “DIP SWITCHES CONFIGURATIONS” on page 8 for details.
CONTROL PANEL OPERATION (CONTINUED) THIS UNIT IS CONTROLLED BY WALL MOUNTED THERMOSTAT 7
DIP SWITCHES CONFIGURATIONS (Optional) • REMOVING THE FRONT PANEL t® - Dip switches controls are located behind front panel, through an opening below the control panel.To access.remove front panel.See Fig.2. - Dip switches are accessible without opening the control box.See Fig.3. · - Unit must be powered OFF to effectively change their status. �CD - Pull out at the bottom to release it from the tabs CD Then lift up (ID. • DIP SWITCHES CONFIGURATIONS Fig.2 - See Table 1 and Fig.
WALL THERMOSTAT TERMINAL (Optional) • IMPORTANT: Only trained, qualified personnel · should access electrical panel on unit and install electrical accessories. Please contact your local electrical contractor, dealer, or distributor for assistance. • Thermostat Wire Routing Thermostat wire is field supplied. Recommended wire gauge is 18 to 20 gauge solid thermostat wire. NOTE: It is recommended that extra wires are run to unit in case any are damaged during installation.
INSTALLATION Dimension of air conditioner HOW TO INSTALL THE UNIT ! CAUTION 1067mm/42inch There are sharp edges that can cause serious cuts. When lifting the air conditioner,it is HEAVY.Use 2 people to lift. 408mm/16inch - For existing sleeve,you should measure the wall sleeve dimensions. - Install the new air conditioner according to these installation instructions to achieve the best performance.
INSTALLATION CONTINUED 12
CARE AND CLEANING - Removing Air Filter FRONT PANEL AND CASE - Turn unit off and disconnect power supply.To clean, use water and a mild detergent. DO NOT use bleach and abrasivers.Some commercial cleaners may damage the plastic parts. 2 Air filters Pull up OUTDOOR COIL - Coil on outdoor side of unit should be checked regularly.Unit will need to be removed to inspect dirt build-up that will occur on the inside of the coil. If clogged with dirt and soot ,coil should be professionally cleaned.
TROUBLESHOOTING POSSIBLE CAUSES UNIT DOES NOT START Unit may have become unplugged Fuse may have blown Circuit breaker may have been tripped Unit may be off Unit may be in a protection mode. UNIT NOT COOLING/HEATING ROOM Unit air discharge section is blocked Temperature setting is not high or low enough Note:Setpoint limits may not allow the unit to heat or cool the room to the temperature desired. Check section on dipswitch settings. Unit air filters are dirty.
The design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details.
