STERLING SDD-2 Commercial Finned Tube Damper Installation Guide

STERLING SDD-2 Commercial Finned Tube Damper

Specifications

• Product Name: SDD-2 VERSA-LINE COMMERCIAL FINNED TUBE DAMPER
• Styles Available: Slope Top, Double Slope or Inverted S, Top Outlet, Front Outlet, Front & Top Outlet, Rounded Outlet, Tamper Resistant Assy.
• Type: Knob TR
• Factory Setting: Damper Blades are welded into place; Damper Operator Assembly to be field installed

Installation Guides
Follow the installation guides provided below for each specific style:

Slope Top (Page 2)
Instructions for installing the Slope Top style damper can be] found on Page 2 of the manual.

Double Slope or Inverted S (Page 3)
Refer to Page 3 for installation instructions for the Double Slope or Inverted S style damper.

Contact Information
If you require further assistance or have questions, please contact Sterling Heat at the provided address and phone number.

• 260 North Elm St., Westfield, MA 01085
• Phone: 413-564-5535
• Fax: 413-564-5661
• Website: www.sterlingheat.com

FAQ
Q: Can the damper blades be adjusted after installation?
A: No, the damper blades are welded into place at the factory and cannot be adjusted post-installation.

VERSA-LINE COMMERCIAL FINNED TUBE DAMPER INSTALLATION GUIDES

NOTE: Damper Blades on all styles listed above are welded into place at the factory. The Damper Operator Assembly is to be field installed by the contractor.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1.  DAMPER SCREW – J21-04718
2. NUT ASS’Y – E06-02342
3. DAMPER KNOB – J37-04719
4.  SET SCREW #8-32 x 5/64 – J21-05718
5. ALLEN WRENCH 5/64 – J39-02301
6. BRASS WASHER – J24-00322-010

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4.  Insert screw shaft into enclosure hole. Place washer on shaft. Holding screw firmly against enclosure, place knob (3) on shaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE

1.  T-R DAMPER SCREW – J21-43099
2. NUT ASS’Y – E06-02342
3. T-R DAMPER NUT – J23-04914
4. ALLEN WRENCH 5/64 – J39-02301
5.  BRASS WASHER – J24-00322-010

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1. DAMPER SCREW – J21-04718
2. NUT ASS’Y – E06-02342
3. DAMPER KNOB – J37-04719
4. SET SCREW #8-32 x 5/64 – J21-05718
5. ALLEN WRENCH 5/64 – J39-02301
6. BRASS WASHER – J24-00322-010

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft. Holding screw firmly against enclosure, place knob (3) on shaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1. T-R DAMPER SCREW – J21-43O99
2. NUT ASS’Y – EOG-O2342
3. T-R DAMPER NUT – J23-O4914
4. ALLEN WRENCH 5/64 – J39-O23O1
5. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS:

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3.  Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. . Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1. DAMPER SCREW – J21-O4718
2. NUT ASS’Y – EO6-O2342
3. DAMPER KNOB – J37-O4719
4.  SET SCREW #8-32 x 5/64 – J21-O5718
5. ALLEN WRENCH 5/64 – J39-O23O1
6.  BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2.  Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place knob (3) on shaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1. T-R DAMPER SCREW – J21-43099
2. NUT ASS’Y – E06-02342
3. T-R DAMPER NUT – J23-04914
4. ALLEN WRENCH 5/64 – J39-02301
5. BRASS WASHER – J24-00322-010

INSTALLATION STEPS:

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1. DAMPER SCREW – J21-O4718
2. NUT ASS’Y – EO6-O2342
3. DAMPER KNOB – J37-O4719
4. SET SCREW #8-32 x 5/64 – J21-O5718
5. ALLEN WRENCH 5/64 – J39-O23O1
6. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4.  Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place knob (3) onshaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE

1. T-R DAMPER SCREW – J21-43O99
2. NUT ASS’Y – EO6-O2342
3. T-R DAMPER NUT – J23-O4914
4. ALLEN WRENCH 5/64 – J39-O23O1
5. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE

1. DAMPER SCREW – J21-O4718
2. NUT ASS’Y – EO6-O2342
3. DAMPER KNOB – J37-O4719
4. SET SCREW #8-32 x 5/64 – J21-O5718
5. ALLEN WRENCH 5/64 – J39-O23O1
6. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place knob (3) on shaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE

1.  T-R DAMPER SCREW – J21-43O99
2. NUT ASS’Y – EO6-O2342
3. T-R DAMPER NUT – J23-O4914
4. ALLEN WRENCH 5/64 – J39-O23O1
5. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

Installing Knob Damper Operator

FOLLOWING PARTS SHIPPED LOOSE:

1.  DAMPER SCREW – J21-O4718
2. NUT ASS’Y – EO6-O2342
3. DAMPER KNOB – J37-O4719
4. SET SCREW #8-32 x 5/64 – J21-O5718
5. ALLEN WRENCH 5/64 – J39-O23O1
6. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS:

1.  Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limitof screw.
3. Insert nut ass’y (with screw) into blade so that nut pins] are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place knob (3) on  shaft and tighten set screw (4) against flat of shaft.

Installing Tamper Resistant Damper Operator

FOLLOWING PARTS SHIPPED LOOSE

1. T-R DAMPER SCREW – J21-43O99
2. NUT ASS’Y – EOS-O2342
3.  T-R DAMPER NUT – J23-O4914
4.  ALLEN WRENCH 5/64 – J39-O23O1
5. BRASS WASHER – J24-OO322-O1O

INSTALLATION STEPS:

1. Place enclosure on bench or horses.
2. Screw damper screw (1) into nut ass’y (2), to limit of screw.
3. Insert nut ass’y (with screw) into blade so that nut pins are between guides and blade.
4. Insert screw shaft into enclosure hole. Place washer on shaft.
   Holding screw firmly against enclosure, place t-r nut (3) on shaft and snug up t-r nut (3) with pliers.

INSTALLING DAMPER OPERATOR INSTALLING DAMPER OPERATOR

FOLLOWING PARTS SHIPPED LOOSE

1. SPECIAL NUT – EO9-O4914
2. DAMPER SCREW – J21-43O99
3. BRASS WASHER – J24-OO322-O1O
4. ALLEN WRENCH 5/64 – J39-O23O1
5.  NUT ASS’Y – EO6-O2342

INSTALLATION STEPS:

•  NUT ASSEMBLY (5) SHOULD BE SCREWED ABOUT 1/3 OF WAY ONTO SCREW (2).
• STAND ENCLOSURE ON END AND OPEN DAMPER BLADE – SIMILAR TO FIGURE 2 (L-541 ).
• INSERT SCREW AND NUT ASSEMBLE INTO DAMPER BLADE AS SHOWN IN FIGURE 2 (L-541 ).
• PINS IN NUT ASSEMBLY SHOULD BE BETWEEN GUIDE AND DAMPER BLADE WHEN PROPERLY INSTALLED.
• WHILE CLOSING DAMPER BLADE, GUIDE SCREW SHAFT (2) INTO HOLE IN ENCLOSURE.
• PLACE WASHER (3) ON SHAFT (2) PROTRUDING FROM FRONT OF ENCLOSURE.
• THREAD SPECIAL NUT (1) ONTO SHAFT (2) PROTRUDING FROM FRONT OF ENCLOSURE AND SNUG UP NUT WITH PLIERS.
• OPERATE DAMPER WITH SOCKET WRENCH (4), INSERTED INTO HEX SOCKET END OF SCREW (2) SHAFT.

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