Installation Instructions Infrared Receiver for Y CZ-RWRY3 Model No. English Read through the Installation Instructions before you proceed with the installation. In particular, you will need to read under the “Safety Precautions” on page 2. Contents Safety Precautions ........2 Installation Precautions ......
Read before installation This receiver must be installed by the sales dealer or installer. These instructions are all you need for most installation sites and maintenance conditions. If you require help for a special problem, contact our sales/service outlet or your certifi ed dealer for additional instructions.
CAUTION Do not use the receiver at the following locations. • Location where fl ammable gases, etc. may leak • Location where corrosive gases, etc. may leak • Location with lots of water or oil droplets (including machine oil) •...
Wiring Connect the wires from the receiver to the terminals for RC wiring on the indoor unit. Wiring Diagram Indoor unit Infrared Receiver for Y RC wiring • No polarity CN001 2P white Terminals for RC wiring Installation when setting Main/Sub for the remote controller and the receiver It is possible to operate one or more indoor units using two remote controllers.
Mounting See “Setting” before mounting. The receiver can be installed only on the corner shown in Fig. A. Consider the direction where the panel is attached to the indoor unit. Remove the air intake grille. 4 Hang the string of the receiver on the pin of the ceiling panel.
Setting Before installing the receiver, check the settings of the receiver address switches. Remove the cover from the receiver when performing the settings. Screw Cover 1 2 3 4 Main/Sub switch (4)* Receiver ON: Sub OFF: Main Address switch (1 – 3) * When using the receiver and wired remote controller in combination,set the receiver to [Sub].
Test Operation Preparation: Turn on the circuit breaker of units and then turn the power on. After the power is turned on, infrared remote controller operation is ignored for approximately. 1 minute because setting is being made. This is not malfunction. (Contents received while setting are disabled.) 1 Press and hold the emergency operation button for 10 seconds or more.
Self-diagnostics table and detected contents The “Alarm Display” shown in the table below expresses the alarm contents displayed when the wired remote controller is connected. For how to handle the alarms, see installation instructions of indoor units, “Service Manual”, “Test Run Service Manual” or “Technical Data”. Detected contents Indication lamp on the receiver Alarm Display...
Specifi cations CZ-RWRY3 Model No. Dimensions (H) 125 mm × (W) 125 mm × (D) 29 mm Weight 100 g 0 °C to 40 °C / 20% to 80% (No condensation) Temperature / *Indoor use only. Humidity range Power Source...