Owners Manual
Table Of Contents
- Introduction
- Applications
- Product Overview
- Chassis Features and Benefits
- Ordering Data - EZ Series 42
- Performance Data - EZ Series 42
- Ordering Data - EZ Series DR (DR.PTAC)
- Performance Data - EZ Series DR (DR.PTAC)
- Dr. PTAC Features
- Dr.PTAC information
- Dimensional drawings
- Options and Accessories
- Clearances and Projections
- Installation Instructions
- Wall Sleeve Installation Instructions
- Condensate Drain Kit
- Rear Grille Installation Instructions
- Subbase Assembly & Installation
- Chassis Installation
- Front Cover Installation & Removal
- Fresh Air Vent
- Maintenance
- Information for Heat Pump units
- Electrical Installation
- Wiring Diagram
- System Controls and Management
- Digital Control Panel
- Remote Thermostats
- Remote Thermostat Interface
- Control Board
- Temperature Limiting
- Error Codes
- Performance Specifications
- Warranty

Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759
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Control panel
Use the control panel to power on/o, select mode, select
fan speed, and adjust the set temperature.
Power Control
e ON/OFF button turns the unit on and o.
Auto Restart Feature
To prevent multiple units from powering
up simultaneously aer a power outage,
there will be a random 5 to 15 second delay
before the unit turns on aer power has been
restored.
Memory Recall Feature
e control board utilizes “non-volatile”
memory; computer memory that can retain
stored information when not powered. is
allows all control settings to be saved and
recalled aer a power failure or if power is
disconnected while servicing the unit.
Compressor Short Cycle Protection
Built-in three minute timing delay: If cycle is
interrupted, the compressor will not restart
for three minutes. On all initial power ups
there is a one-time, 3 minute time delay
before the unit will function.
Digital Control Panel
AUTO
Figure 41 Digital Control Panel
Display
e display shows the room temperature (return air
temperature) when the unit is in operation. When
the temperature is adjusted by pressing the “Warm” or
“Cool” buttons the display briey shows the set tempera-
ture, for three seconds and then defaults back to room
temperature.
Mode Control - Cool,
Fan, and Heat
A light will indicate which mode is currently being uti-
lized.
Cool Mode: The unit will circulate and cool the air.
Fan Mode: The unit will only circulate the air.
Heat Mode: The unit will circulate and heat the air.
Heater Safety Feature
When heater is powered off, fan will
automatically stay on and run for 60 seconds to
ensure the removal of residual heat.










