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Summary of Contents for Hunter DDI
- Page 1 IN STA L LATION M ANUAL...
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Page 2: Table Of Contents
Follow all safety practices and instructions during the installation, operation, and servicing of the fan. Failure to apply these safety practices could result in death or serious injury. If you do not understand the instructions, please call our Technical Department at 1-844-593-FANS (3267) for guidance. Also, you may view our DDI installation video on YouTube at: https://www.youtube.com/watch?v=QhAVo8X1zlw AUTHENTICITY Always check federal, state, and local codes before installing fan. -
Page 3: Before You Begin
BEFORE installing or servicing your fan, ALWAYS disconnect the power by turning off the circuit breaker or The Retention Cable, if installed per Hunter Industrial specifications, can limit the distance the fan could fall in the unlikely event of breakers, to the fan locations and confirm Lockout/Tagout procedures are in place. If you cannot lock the circuit mounting system failure. -
Page 4: Fan Placement
FAN PLACEMENT FAN PLACEMENT BEFORE YOU BEGIN BEFORE YOU BEGIN ALWAYS MOUNT FAN SO THE BOTTOM EDGE OF BLADE TO THE FLOOR IS AT LEAST 10 FEET FAN PLACEMENT FROM THE FLOOR AND AT LEAST 25% OF FAN DIAMETER FROM THE CEILING. FAN SPACING CHART A large fan, 20 to 24 foot in diameter, performs best at 20 to 30 feet above the floor, but acceptable performance has been demonstrated as low as 10 feet and as high as 50 ft. -
Page 5: Tools Needed
(1) HMI Controller(s) b) (4) Beam Clamps INSTALLATION MANUAL d) (1) VFD Control Panel c) (4) Bolts, Nuts, and Washers a) DDI Installation Manual c) (4) Turnbuckles Multimeter (optional) e) Blades: 3 Cat5 Termination Tools (optional) Cat5 Tester (recommended) -
Page 6: Pre-Installation Checklist
Inspect product to ensure there are no visible damages or defects to fan(s) downrod lower tube components (Refer to page 9 for fan components list) Ensure fan components have not been disassembled or modified beyond the scope which Hunter offers in their product line. TOOLS NEEDED • 15mm socket •... -
Page 7: Installation
ADJUSTABLE DOWNROD STEP 1: MOUNTING BEFORE YOU BEGIN INSTALLATION Adjusting Downrod Length CRUSH HAZARD. To prevent SERIOUS INJURY or DEATH, ALWAYS mount fan directly There are three different adjustable downrod length configurations: 2.5 - 4 FT (0.77 - 1.22m) | 4.5 - 6 FT (1.38 - 1.83m) | 6.5 - 10 FT from building structure that can withstand double the installed fan weight. - Page 8 MOUNTING CONFIGURATION STEP 1: MOUNTING INSTALLATION INSTALLATION CHANNEL HEIGHT MATERIAL THICKNESS MAXIMUM SPAN LENGTH 1 5/8” 12 GA 84’ Select proper strut Use strut channel or Bolt fan mounting plate channel from the chart. similar to span three to attachment point using 1 5/8”...
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Page 9: Step 2: Retention System
STEP 2: RETENTION SYSTEM STEP 3: MOTOR ASSEMBLY INSTALLATION INSTALLATION CRUSH HAZARD. To prevent SERIOUS INJURY or DEATH, ALWAYS mount fan directly CRUSH HAZARD. To prevent serious injury or death, ALWAYS attach the retention from building structure that can withstand double the installed fan weight. cable to the fan motor and secure to the building structure on EVERY fan. -
Page 10: Step 4: Variable
STEP 4: VARIABLE FREQUENCY DRIVE (VFD) STEP 5: GUY WIRES INSTALLATION CONTROL PANEL INSTALLATION • Attach guy wire to building structure while maintaining a 45° angle between the ceiling and the guy wire. • Do not wrap guy wires around the building structure. The guys wires could fray The VFD control panel Position the VFD control Connect the VFD cable from... -
Page 11: Step 6: Blades
STEP 5: GUY WIRES STEP 6: BLADES INSTALLATION INSTALLATION • Attach guy wire to building structure while maintaining a 45° angle between the ceiling and the guy wire. To install blade, insert the Start the nylon lock nuts onto Tighten the nylon locknuts Repeat steps A-C for each of •... -
Page 12: Step 7: Hmi Controller
ELECTRICAL STEP 7: HMI CONTROLLER MOUNTING REFERENCE INSTALLATION DDI 3 SPEED ANALOG CONTROLLER MOUNTING STEP 3 STEP 1 Do not use extension cord with fan. Do not remove covers while power is on. Do not use improper voltage source. DDI MAX AMP DRAW 1. -
Page 13: Daisy Chaining
Comm 2 (as an output) and connect it critical programming is done to Comm 1 as an input to the subsequent fan. Repeat for more by Hunter. fans in series where Comm 1 is the input and Comm 2 is the NORMALLY ENERGIZED/UNENERGIZED output. -
Page 14: Maintenance
MAINTENANCE TROUBLESHOOTING REFERENCE REFERENCE ELECTRIC SHOCK HAZARD Symptom Possible Solution • Verify that the fan’s circuit breaker has power and that it is on. TO PREVENT SERIOUS INJURY OR DEATH: • Verify that the VFD’s receptacle has power and that the VFD is plugged in. •... - Page 15 180 Threet Industrial Road Suite 120 Smyrna, TN 37167 1-844-591-FANS (3267) TECHNICAL DEPARTMENT: 1-844-593-FANS (3267) INDUSTRIALFANS.HUNTERFAN.COM ©2023 Hunter Fan Company. All rights reserved. | Rev6142023...