Installation Instructions Infrared Receiver for L CZ-RWRL3 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 3. Contents Part Names ........... 2 Supplied accessories ........
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 certified dealer for additional instructions.
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Safety Precautions CAUTION z Do not use the receiver at the following locations. • Location where flammable gases, etc. may leak • Location where corrosive gases, etc. may leak • Location with lots of water or oil droplets (including machine oil) •...
Specifications CZ-RWRL3 Model No. Receiver: (H) 37 mm × (W) 70 mm × (D) 22 mm Dimensions Operation panel: (H) 55 mm × (W) 120 mm × (D) 16 mm Receiver: 15 g Weight Operation panel: 75 g 0 °C to 40 °C / 20% to 80% (No condensation) Temperature / *Indoor use only.
Installation Precautions z The receiver uses a very weak infrared light for its signal, which can result in the signal not being received because of the following influences, so take care in where the indoor unit is installed. • Inverter or rapid-start type fluorescent lights (Models without glow lamps) •...
Wiring 1 Connect the receiver and the operation panel with the receiver wiring. 2 Connect the wires from the receiver to the terminals for RC wiring on the indoor unit. Wiring Diagram Infrared Receiver for L Receiver Indoor unit Operation panel Receiver wiring RC wiring...
Mounting See “Setting” before mounting. Resin Panel Installing the Operation Panel 1 Remove the 2 screws. Then remove the cover A from the back of the panel. (Fig. A) 2 Fasten the operation panel to the location shown in the figure below with the 2 supplied screws. (Fig.
Mounting Metal Panel Installing the Operation Panel 1 Remove the 2 screws and remove the cover A from the back of the panel. (Fig. A) 2 Fasten the operation panel to the location shown in the figure below with the 2 supplied screws. (Fig.
Setting Before installing the operation panel, check the settings of the operation panel switches. Factory default: OFF (1 – 4) Main/Sub switch (4)* OFF: Main ON: Sub Address switch (1 – 3) * When using the infrared remote controller and the wired remote controller in combination, set the wired remote controller to [Main].
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 approx. 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.
Test Operation 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...
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