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Summary of Contents for Price VKD Series
- Page 1 MANUAL – INSTALLATION + OPERATIONS Small Square VAV Diffuser with Blade Damper VKD - Varitherm Series v001 – Issue Date: 08/04/23 © 2023 Price Industries Limited. All rights reserved.
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Page 2: Table Of Contents
VARITHERM SMALL SQUARE VAV DIFFUSER TABLE OF CONTENTS Installation Instructions ..........1 System Balancing (VKD-HC, VKD-C) ......3 Adjusting Miminum Flow & Temperature Setpoints ..4 Blow Patterns (VKD-HC, VKD-C, VKD-D) ..... 6 Maintenance & Controlling The System ......7 Trouble Shooting (VKD-HC, VKD-C) ...... -
Page 3: Installation Instructions
FORM 051.201 REV 1704 THERMA-FUSER™ SYSTEMS VARITHERM SMALL SQUARE VAV DIFFUSER SQUARE 1’ x 1’ / 300mm - THERMALLY POWERED VAV DIFFUSER INSTALLATION INSTRUCTIONS INSTALLATION & OPERATIONS MANUAL Damaged Freight Claim Procedure FIG. 1 DIMENSIONS When the diffusers are received, inspect for damage which Models: TK-HC VAV cooling and VAV heating... - Page 4 VARITHERM SMALL SQUARE VAV DIFFUSER INSTALLATION INSTRUCTIONS Opening the Appearance Panel The appearance panel is attached with a latch clip on one side and hinges on the opposite side. To open the appearance panel (on a Varitherm Small Square VAV diffuser installed in the ceiling): Locate the side of the Varitherm Small Square VAV diffuser to the right (clockwise) from the thermostats.
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Page 5: System Balancing (Vkd-Hc, Vkd-C)
maximum air flow and systems using Therma-Fuser VAV Panel diffusers are no exception. When all the Therma-Fuser diffusers are set for maximum air flow by fully opening them, the system is really a constant air volume system and is balanced as a constant volume system. Balancing dampers are best located at the takeoff before the VARITHERM SMALL SQUARE VAV DIFFUSER runout to the Therma-Fuser diffuser. -
Page 6: Adjusting Miminum Flow & Temperature Setpoints
Blade Small Steel Rule ADJUSTING MINIMUM FLOW (TK-HC, TK-C) VARITHERM SMALL SQUARE VAV DIFFUSER Minimum flow is adjusted by turning the damper opening cam until the damper blades are open the correct amount. Determine the correct blade opening for the required percent ADJUSTING MIMINUM FLOW &... - Page 7 VARITHERM SMALL SQUARE VAV DIFFUSER ADJUSTING MIMINUM FLOW & TEMPERATURE SETPOINTS Recommended Adjustments for Various Conditions Room Temp. Blade Position Recommended Action Adjust cooling for higher room temperature set point. open (Screw cooling thermostat out.) Too Cold Varitherm Small Square VAV diffuser is correct. Cooling closed Check if cooling is still required,and if not,turn cooling unit off.
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Page 8: Blow Patterns (Vkd-Hc, Vkd-C, Vkd-D)
guide by: Housing Blow Patterns Reduction 3 way (D3) 2 way opposite (D2) VARITHERM SMALL SQUARE VAV DIFFUSER 2 way corner (D2C) 1 way (D1) Probe BLOW PATTERNS (VKD-HC, VKD-C, VKD-D) A major selling feature of the VKD-HC diffusers is the ability to FIG. -
Page 9: Maintenance & Controlling The System
VARITHERM SMALL SQUARE VAV DIFFUSER MAINTENANCE & CONTROLLING THE SYSTEM Maintenance The moving parts of the VKD Varitherm Small Square VAV diffuser have no maintenance or lubrication requirements. We are often asked to recommend periodic maintenance procedures and a spare parts stock. Recommended maintenance is to clean the outer surfaces of the Varitherm Small Square VAV diffuser—nothing else. -
Page 10: Trouble Shooting (Vkd-Hc, Vkd-C)
VARITHERM SMALL SQUARE VAV DIFFUSER TROUBLE SHOOTING (VKD-HC, VKD-C) Trouble shooting Varitherm Small Square VAV diffusers requires looking at the system as a whole. Before examining the Varitherm Small Square VAV diffuser for failure it is worth the time to be sure the system is functioning properly and that something has not been overlooked. - Page 11 VARITHERM SMALL SQUARE VAV DIFFUSER TROUBLE SHOOTING (VKD-HC, VKD-C) Trouble Shooting Data Log Room S.A. Duct Location Date Time Temp Temp S.P. Set Points Blade T-stat Room Thermostat Opening Slider Position Cooling Heating priceindustries.com/vavdiffusers | VARITHERM SMALL SQUARE VAV DIFFUSER - Manual...
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Page 12: Ten Year Warranty
EVENT SHALL PRICE BE LIABLE FOR INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR DAMAGES FOR INJURY TO PERSONS OR PROPERTY. Price shall not be responsible for freight to or from its plant in connection with the inspection, repair or replacement of parts under the terms of this limited warranty nor for cost of removal or installation. - Page 13 VARITHERM SMALL SQUARE VAV DIFFUSER NOTES priceindustries.com/vavdiffusers | VARITHERM SMALL SQUARE VAV DIFFUSER - Manual priceindustries.com/vavdiffusers | VARITHERM SMALL SQUARE VAV DIFFUSER - Manual...
- Page 14 VARITHERM SMALL SQUARE VAV DIFFUSER NOTES VARITHERM SMALL SQUARE VAV DIFFUSER - Manual | priceindustries.com/vavdiffusers...
- Page 15 VARITHERM SMALL SQUARE VAV DIFFUSER NOTES priceindustries.com/vavdiffusers | VARITHERM SMALL SQUARE VAV DIFFUSER - Manual...
- Page 16 This document contains the most current product information as of this printing. For the most up-to-date product information please go to priceindustries.com, where you can also access digital brochures, CAD files, performance data and more. Contact Us! 510 785 0510 vavdiffusers@priceindustries.com © 2023 Price Industries Lilmited. All rights reserved.
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