Greenheck Fan 474750 manual

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Table of contents for the manual

  • Page 1

    ® 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. Failure to comply with instructions[...]

  • Page 2

    2 Digital T emperature Interlock ® T able of Contents Product Specification ........................ 1 General Description ......................... 1 Receiving and Handling ...................... 2 Installation Hood Mounting .......................... 3 Duct Collar Mounting ...................... 3 Electrical Connections T emperature Sensor . . .[...]

  • Page 3

    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 2inches (50.8 mm) above the hood top. Center the hole along the side of the duct. Make sure that the resistive temperature detector will not interfere with any fire sy[...]

  • Page 4

    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. The adjustment is made through the butto[...]

  • Page 5

    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 . SUPPL Y CONTROL INPUT : 24/120 V AC, 15AMPS FROM BREAKER 1 2 S1 4 3 T2 NO C 9 10 C2 1 2 S1[...]

  • Page 6

    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 . armed (can be used for shunt trip, alarms, et c.) Spare Relay Contacts closed on re or no power open on re or no power 4 3 A B B A NC3 BK C3 NO3 RD BR NO4 NC4 A B R2 1 C4 5 [...]

  • Page 7

    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. The exhaust duct temperature controller will open after heat is no longer pr esent under the hood and the temperature is below the set point plus hysteresis, the fans shall shut dow[...]

  • Page 8

    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.com• W eb site: www .greenheck.com W arranty Greenheck warrants this equipment to be fr ee from defects in material and workmanship for a [...]