Page 2 - Canopy Hood; Table of Contents
2 Canopy Hood ® Receiving and Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 4 - Receiving and Handling
4 Canopy Hood ® Upon receiving the equipment, check for both obvious and hidden damage. If damage is found, record all necessary information on the bill of lading and file a claim with the final carrier. Check to be sure that all parts of the shipment, including accessories, are accounted for. STORA...
Page 5 - Front; Bottom; Hood Installation Overview; Uncrate the hood and lay it on the floor; Filler Panel Installation Instructions
5 Canopy Hood ® NOTE: If you have a Back Supply Plenum (BSP), this must be installed before the hood. Please see Page 10. For Wall/Single Island Style Hoods, prior to installation, check with local authorities having jurisdiction on clearances to combustible surfaces, etc. With the hood still inside...
Page 6 - After the hood is hung in position and; DETAIL A
6 Canopy Hood ® Before hanging the hoods, please verify the hood marks to make sure the correct hood is hung on the correct side. A double island hood is created by installing two wall style hoods back to back. Use the installation procedure described on page 5 for single island hoods; install and l...
Page 7 - After the hood is installed, remove all protective plastic.; Ductwork; Materials; Supply
7 Canopy Hood ® Note: The installation of the canopy hoods shall be in accordance with NFPA 96 (latest edition), Standard for Ventilation Control & Fire Protection of Commercial Cooking Operations. After the hood is installed, remove all protective plastic. Note: Greenheck does not recommend wal...
Page 8 - OPTIONAL; Supply Plenum Clip; Installing External Supply Plenums; Bolt the hanging clip to the supply plenum.
8 Canopy Hood ® HOOD STANDING SEAM HANGING CLIP BOLTED TO PLENUM SHELL HANGING CLIP HOOD FRONT "C" CLAMP SUPPLY PLENUM SHELL HANGER BRACKET END VIEW THREADED ROD HOOD ATTACH HANGING CLIP TO HOOD STANDING SEAM WITH THE SUPPLIED "C" CLAMPS (OPTIONAL: DRILL AND BOLT A 1/4-20 SS BOLT THR...
Page 9 - The external supply plenum should be resting lightly against; Installing the Supply Duct Collar to the Plenum; Using the UL Listed Fastener Provided
9 Canopy Hood ® ATTACHED AIR CURTAIN CANOPY STYLE HOOD ATTACHED AIR CURTAIN CANOPY STYLE HOOD BACKSUPPLY BACKSHELF HOOD BACKSUPPLY CANOPY STYLE HOOD BACKSUPPLY CANOPY STYLE HOOD VARIABLE SUPPLY PLENUM CANOPY STYLE HOOD ATTACHED AIR CURTAIN CANOPY STYLE HOOD ATTACHED AIR CURTAIN CANOPY STYLE HOOD BAC...
Page 10 - hold the weight of the Back Supply Unit.; Installing the Back Supply Plenum; Find the center of the back supply plenum.
10 Canopy Hood ® • These fasteners are to help maintain the location of the Back Supply, and are not intended to hold the weight of the Back Supply Unit. • The fasteners should not interfere with the removable air diffusers.• The 31.25 in. (79.375 cm) height is based upon the canopy hood hanging hei...
Page 11 - Air Diffusers
11 Canopy Hood ® Before hanging the hood according to the hood installation instructions, please check the following: 1. Make sure the back supply plenum is properly secured, as described in steps 5 and 6, page 10. 2. If the ductwork for the back supply will not interfere with the hood installation,...
Page 12 - Installing Enclosure Panels
12 Canopy Hood ® Before installing the enclosure panels, make sure the hood is hung in position with all the ductwork attached and electrical connections completed. 1. Position the end enclosure panels on the hood, and clamp into place with clamps provided or tack- weld the panels into place (Fig 19...
Page 13 - To allow for ease in cleaning, also caulk all the external seams.; Installing End Skirts
13 Canopy Hood ® Fig. 20 1. After the hood is hung in position, slide the hemmed form on top of the end skirt onto the end panels of the hood. 2. Drill a hole in the hood end panel to line up with the hole in the end skirt. Attach the end skirt with a 1/4 in. bolt and cap nut to the inside of the ho...
Page 14 - Installing Backsplash Panels; FLAT BACKSPLASH PANEL
14 Canopy Hood ® Fig. 21 Installing Backsplash Panels MATERIAL GAUGE — STAINLESS MATERIAL GAUGE — STAINLESSINSULATION — 1 IN. (25.4 MM) FLAT BACKSPLASH PANEL INSULATED BACKSPLASH PANEL WALL WALL NOTE: PANELS UP TO 46 IN. (1168.4 MM) WIDE SHIP IN ONE PIECE; OVER 46 IN. (1168.4 MM) IN MULTIPLE PIECES....
Page 15 - BACKSPLASH PANEL
15 Canopy Hood ® 1. After the hood is hung in position, slide the flat flange of the backsplash panel behind the back of the hood. Note: If the backsplash panel length is greater than 46 in. (116.84 cm), it will be shipped in multiple pieces. 2. After the backsplash panel has been positioned, drill ...
Page 16 - HOOD SECTION VIEW; Weld with; Installing Duct Collars
16 Canopy Hood ® HOOD SECTION VIEW DEFLECTOR TO BE PLACED CENTEREDUNDER THE SUPPLY DUCT COLLAR SUPPLYFIRE DAMPER INTERNAL SUPPLY CHAMBER HOOD INSULATEDSUPPLY PLENUM EXHAUST CAPTURE SUPPLY LOCATION DETAIL FOR AIR CURTAIN AND COMBINATION Hanger Bracket Exhaust Plenum Duct Cut Out Area Duct Cut Out Are...
Page 17 - Checking for Balance
17 Canopy Hood ® This is a guide to assist in determining if multiple hoods on one fan can be balanced to have equal static pressure. For multiple hoods on one fan to achieve their designed exhaust flow, all of the hoods must have equal static pressure at their designed exhaust flow. The laws of phy...
Page 18 - Baffle Filter Style Hoods; otating; Balancing the Kitchen Exhaust System
18 Canopy Hood ® Baffle Filter Style Hoods A. Exhaust: With all the filters in place, determine the total hood exhaust volume with a rotating vane anemometer as follows: 1. All cooking equipment should be on. 2. Measure the velocities Velocity measurements should be taken at five locations per filte...
Page 19 - Airflo; Example: Exhaust Only Hood with three 20 x 16 Filters
19 Canopy Hood ® 255 (4663.44 m/h) 248 (4535.42 m/h) 256 (4681.73 m/h) 240 (4389.12 m/h) 250 (4572 m/h) Measure the velocity of each location. A digital 2.75 in. (70 mm) rotating vane anemometer or equivalent is suggested. The center of the anemometer should be held 2 in. (50 mm) from the face of th...
Page 20 - Example for Perforated Face Supply
20 Canopy Hood ® B. Supply (If Applicable): Example for Perforated Face Supply 1. Hood set up If the make-up air unit has a temperature control, it should be used to keep the supply air at the desired room discharge air temperature. 2. Measure Velocities Divide the perforated face panel into a grid ...
Page 21 - Testing Hood Air Volume
21 Canopy Hood ® 14 in. 17.25 in. 10 in. 2.75 in. 6 in. 2.75 in. 14 in. Fig. 32 Fig. 33 Fig. 34 Nominal Filter Size (H x L) Imperial Conversion Factor Metric Conversion Factor Inches Millimeters 16 x 16 400 x 400 1.66 .154 16 x 20 400 x 500 2.10 .195 20 x 16 500 x 400 1.96 .182 20 x 20 500 x 500 2.4...
Page 22 - Cartridge Filter Size; High Velocity Cartridge Filters
22 Canopy Hood ® Rotation VaneAnemometer 2 in. Fig. 35 Fig. 36 Cartridge Filter Size Imperial Conversion Factor Metric Conversion Factor 16 in. (400 mm) high with 4 in. (100 mm) high inlet 1.63 1/ ft 3 5.35 1/ m 3 20 in. (500 mm) high with 4 in. (100 mm) high inlet 2.15 1/ ft 3 7.05 1/ m 3 16 in. (4...
Page 27 - PRM; BASIC WIRING DIAGRAM; Amerex Wiring Plan View
27 Canopy Hood ® POWER SOURCE MANUAL RESET RELAY MICROSWITCH MICROSWITCH ELECTRIC GAS VALVE INSTALLER PROVIDED JUNCTION BOXES PRM BASIC WIRING DIAGRAM RED (COMMON) POWER SOURCE MANUAL RESET RELAY YELLOW (N.O) BLACK (N.C.) GAS VALVE MICROSWITCH BASIC WIRING DIAGRAM RED (COMMON) MANUAL RESET RELAY YEL...
Page 28 - Field Wiring for the Ansul Snap-Action Switch; Ansul Wiring Plan View
28 Canopy Hood ® Field Wiring for the Ansul Snap-Action Switch Option A Relay Part No. 14702 * K1a and K1b are N.O. when K1 is de-energized Manual Reset Relay Part No. 14702 K1* N.O. K1a K1b N.O. Push Button Switch Gas Valve See Note 3 1 2 3 5 6 7 8 L1 110V/60HZ BlackRed Brown L2 Snap-Action Switch ...
Page 29 - Overall Wiring Plan View
29 Canopy Hood ® HOOD-1 B HOOD-1A BASIC WIRING DIAGRAM (WIRING BY OTHERS) FROM MAKE-UP AIR ST AR TER #3 TO CUBE FA N DISCONNECT SWITC H WIRED THROUGH BREA THER TUBE ONL Y FROM MAKE-UP AIR ST AR TER #2 TO CUBE FA N DISCONNECT SWITC H WIRED THROUGH BREA THER TUBE ONL Y EXHAUST F AN-1A EXHAUST F AN-1B ...
Page 30 - Wiring for Hood Switch Panels
30 Canopy Hood ® EXHAUST FAN CONTACT SUPPLY FAN CONTACT EXHAUST FAN CONTACT SUPPLY FAN CONTACT SEPARATE EXHAUST & SUPPLY SWITCHING COMBINED EXHAUST & SUPPLY SWITCHING THE SUPPLY FAN WILL BE TURNED OFF IF THE FIRE SYSTEM IS ACTIVATED, AND ALLOW THE EXHAUST FAN TO CONTINUE TO OPERATE. CONTROL ...
Page 31 - Circuit Diagrams
31 Canopy Hood ® ON ON (NO) ON ON (NO) ON ON ON (NO) ON ON (NO) ON ON ON (NO) ON (NO) ON ON ON ON (NC) ON (NC) ON ON (NC) ON (NC) ON ON (NC) ON (NC) OFF OFF OFF OFF OFF OFF OFF OFF OFF On if both are not activated Off if both are activated Off if either are not activated Off if both are not activate...
Page 32 - Daily Maintenance
32 Canopy Hood ® Daily Maintenance 1. Wipe grease from exposed metal surfaces on the hood interior using a clean, dry cloth. 2. Visually inspect the filters or cartridges for grease accumulation. 3. Remove grease cup, empty contents, and replace cup. Weekly Maintenance 1. Remove the grease filters o...
Page 33 - filters are placed tightly together with no visible gaps.; Grease GrabberTM Filter Installation
33 Canopy Hood ® NOTE: Never install the Second Stage filter in the front filter channel. The Second Stage filter must be installed behind a UL Classified Grease-X-Tractor™ primary filter Model HE or GX. 1. Slide the top edge of the Second Stage filter into the top rear filter channel; Fig. 53. 2. L...
Page 34 - Step 4; Grease GrabberTM Filter Cleaning
34 Canopy Hood ® 1A 1B 2A 2B 3A 3B Step 1 Remove the front GX filters: (1A) Remove middle filters first, (1B) slide ends toward middle and remove. 1C 2C 3C Step 2 Release the hooks that hold the filters together. Slide the top hook upward and the bottom hook downward until the hook releases. Do this...
Page 35 - blacken. Neither affects the performance of the beads.; Best; Filter Washing Frequency Guide
35 Canopy Hood ® NOTE: Standard cooking will turn the beads yellow in color. Open flame cooking will cause the beads to blacken. Neither affects the performance of the beads. Caution: To prevent damage to filter media, do not wash second stage filters in detergents that contain hydroxides such as so...
Page 36 - Troubleshooting; Exhaust fan is not operating or is not operating at design levels.
36 Canopy Hood ® Troubleshooting Problem: Exhaust fan is not operating or is not operating at design levels. Is the fan receiving power? Replace fuses, reset circuit breakers, check disconnect. Is the belt loose or broken? Replace or tighten belt. Is the fan rotating in correct direction? Have the e...
Page 37 - Smoke blows away before reaching the bottom of the hood.
37 Canopy Hood ® Troubleshooting Problem: Smoke blows away before reaching the bottom of the hood. Are there pass-thru windows near the hood? Adjust amount and locations of make-up air to eliminate drafts through the pass-thru windows. Is this an air curtain hood? Turn off or reduce the amount of ma...
Page 38 - following information available:; GREENHECK; Replacement Parts
38 Canopy Hood ® Before calling your manufacturers representative to report a problem have the following information available: 1. Review / summary of troubleshooting section in installation operation manual. 2. Hood model and serial number. 3. Current cooking equipment line-up. 4. Size of hood (len...
Page 40 - Copyright 2008 © Greenheck Fan Corp.; Contact Greenheck Fan Corporation:; Warranty
40 452413 • Canopy Hood, Rev. 7, March 2008 Copyright 2008 © Greenheck Fan Corp. Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the shipment date. Any units or parts which prove defective during the warranty period will be replaced...