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Summary of Contents for Daikin MQFVI5
- Page 1 Installation and Maintenance Manual IM 1102 Group: Applied Air Systems Part Number: IM 1102 Date: October 2010 Parallel Fan Powered Variable Air Volume (VAV) Terminal Box Model MQFVI5...
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Page 2: Table Of Contents
able of onTenTs able of onTenTs Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Troubleshooting . -
Page 3: Introduction
Dangers indicate a hazardous situation which will result in Limited Warranty death or serious injury if not avoided. Consult your local Daikin representative for warranty details. To find your local Daikin representative, go to WARNING www.DaikinApplied.com. Warnings indicate potentially hazardous situations, which can... -
Page 4: Installation
Check with the local Daikin representative for verification. documents and inform the delivering carrier. After unpacking the terminal, check it for shipping damage. If any shipping... - Page 5 nsTallaTIon Figure 1: Hanging straps Figure 2: Trapeze-Hangers Figure 3: Optional hanging brackets and hanger rods www.DaikinApplied.com IM 1102 • PARALLEL TERMINAL BOX...
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Page 6: Connecting Ductwork
• All electric heaters if provided by Daikin are balanced specification. The diameter of the inlet duct “D” in inches must by kW per stage. The installing electrician should rotate be equal to the listed inlet size of the terminal;... -
Page 7: Controls
Solid state speed controls cause all electric motors to run operating procedures for controls provided by Daikin hotter and speed reduction should never be below 700 RPM are available from your local Daikin representative. For for proper lubrication of motor bearings. information on controls by other manufacturers, contact that manufacturer’s local branch or dealer. -
Page 8: Troubleshooting
roubleshooTIng roubleshooTIng Possible Conditions ● If the motor does not run: If repair or replacement of blower or motor is required, the motor and fan should be removed as an assembly. 1. With the power off, check for free rotation of blower wheel using safety precautions. -
Page 9: Investigating Noise Complaints
Contact your Daikin representative for information concerning and can be difficult to eliminate. The first step is to isolate the controls provided by Daikin. For controls provided by others, type, source and direction. Generally, noise heard at the air contact the local control representative for assistance. -
Page 10: Specific Electric Heat Troubleshooting Procedures
roubleshooTIng Specific Electric Heat Troubleshooting Procedures: WARNING: On all troubleshooting that requires you to WARNING work inside the heater wiring casing, disconnect power first! Electric shock hazard . Can cause personal injury or Jumpers are used for diagnostic purposes only – remove all equipment damage . - Page 11 roubleshooTIng Figure 4: MI Flow Sensor Calibration Chart www.DaikinApplied.com IM 1102 • PARALLEL TERMINAL BOX...
- Page 12 Daikin Applied Training and Development Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.
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