Table of Contents Table of Figures Package Contents WRT-A Models and Options Weather Resistant Telephone with Teleseal Keypad & 6’ Heavy Duty Curly Cord Weather Resistant Telephone with Metal Keypad & Heavy Duty Curly Cord Weather Resistant Telephone with Metal Keypad, Armored Handset Cord &...
Circuit boards are resistant to corrosive agents (e.g. H ), and environments with high humidity Surge Arrestor • Protects the user in the event of a high voltage spike on the telephone line Fuse • Prevents damage to the electronic circuits in the event of a high...
Test the unit by calling to and from another unit on the exchange. • Once your Model WRT-A Telephone has been properly installed and energized, operation is identical to most other single line telephones. Due to magnetic fields, it is possible that dangerous objects may get trapped within the earcap region of this device.
Guardian Telecom Inc. Setting Dialing Mode The WRT-A is shipped from the factory set for DTMF (Tone) dialing mode. If loop disconnect (Pulse) dialing is required proceed as follows. • Loosen the five captive screws in the faceplate and swing the faceplate to the left.
If, on reconnecting power, the fuse fails, check the telephone system wiring. The fuse protects the Tip and Ring line from the telephone system. It is usually powered at 48 volts DC and must not be connected to 120 volts FUSE 0.25 AMP .3AG...
The REN is used to determine the quantity of devices which may be connected to the telephone line. Excessive RENs on the telephone line may result in the devices not ringing in response to an incoming call.
America. The Authorized Dealer/Service Depot is listed below for your area. If you need assistance when installing or operating this product, please call the toll-free telephone number or the Authorized Service Depot between regular business hours (8:00AM-5:00PM). If you are calling outside regular business hours, please leave a detailed message, and a member of Guardian Telecom’s Service...
• Connecting a telephone to a standard power source, rather than tip & ring, will blow the telephone’s internal, user-replaceable fuse. In the event of fuse burn-out, disconnect the telephone from the power source, replace the fuse, and reconnect following the wiring diagrams provided with the product.
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Guardian Telecom Inc. Installation and Operation Model WRT-A Notes: Model No. Part No. Serial No. Date of Purchase Page 13...
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