Instruction/ maintenance manual of the product 474750 Greenheck Fan
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® 1 Digital T emperature Interlock ® Installation, Operation and Maintenance Manual Please read and save these instructions for futur e refer ence. Read carefully befor e attempting to assemble, install, operate or maintain the product described. Pr otect yourself and others by observing all safety information.
2 Digital T emperature Interlock ® T able of Contents Product Specification ........................ 1 General Description ......................... 1 Receiving and Handling ...................... 2 Installation Hood Mounting ........................
3 Digital T emperature Interlock ® Duct Collar Mounting 1. Locate the exhaust duct on top of the hood. A 3/4 to 7/8-inch (19.0 to 22.2 mm) diameter hole must be cut into the duct 2inches (50.8 mm) above the hood top. Center the hole along the side of the duct.
4 Digital T emperature Interlock ® Calibration The temperature contr oller is preset by the factory to turn the fans on at 95°F . This is controlled by the set point on the temperature contr oller . The temperature set point may have to be adjusted slightly depending on both ambient and cooking conditions.
5 Digital T emperature Interlock ® CONTROL INPUT : 120V AC, 15AMPS FROM BREAKER 1 L1 2 N G S1 4 3 T1 NO C 5 6 C1 7 8 FS FIELD WIRE FIRE SYSTEM MICROSWITCH NO NC C FIELD MOUNTED SWITCH FIELD WIRING TO SWITCH REQUIRED ST TYP . EXHAUST ST TYP . EXHAUST ST TYP .
6 Digital T emperature Interlock ® Contr ol Circuit Diagram (Fan Contr ol Center) closed w/power at H1/N1 & re sys . armed open w/power at H1/N1 & re sys .
7 Digital T emperature Interlock ® Operation 1. T urn fans on and off using the fan switch. It is normal for the fans to remain running after the switch is turned off.
8 474750 • Digital T emperature Interlock, Rev . 2, May 2012 Copyright 2012 © Greenheck Fan Corporation ® Phone:(715)359-6171•Fax:(715)355-2399•E-mail:gfcinfo@greenheck.
An important point after buying a device Greenheck Fan 474750 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Greenheck Fan 474750 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Greenheck Fan 474750 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Greenheck Fan 474750 you will learn all the available features of the product, as well as information on its operation. The information that you get Greenheck Fan 474750 will certainly help you make a decision on the purchase.
If you already are a holder of Greenheck Fan 474750, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Greenheck Fan 474750.
However, one of the most important roles played by the user manual is to help in solving problems with Greenheck Fan 474750. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Greenheck Fan 474750 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
