HomeMy WebLinkAboutM600 - MECHANICAL DETAILSSQUARE DIFFUSER OBSTRUCTED INSTALLATION
SQUARE DIFFUSER INSTALLATION
INSULATED FLEXIBLE
DUCTWORK
ROUND BRANCH DUCT TO MAIN
(SEE SCHEDULE FOR SIZE)
SLOT DIFFUSER INSTALLATION
SLOT DIFFUSER
(THREE SLOT SHOWN)
ADJUST AIR FLOW SLOTS
PER SCHEDULE AND PLANS.
PLENUM BOX
HEIGHT = ROUND
DUCT DIAMETER + 4"
DUCTWORK/DIFFUSER SHALL BE SUPPORTED
INDEPENDENTLY FROM STRUCTURE
(NOT SUPPORTED BY CEILING) INSIDE
OF PLENUM TO BE PAINTED FLAT BLACK.
PLENUM BOX HEIGHT =
ROUND DUCT DIA. + 4"
SHEETMETAL PLENUM SHALL BE
SUPPORTED INDEPENDENTLY FROM
STRUCTURE (NOT SUPPORTED BY
CEILING) INSIDE OF PLENUM SHALL BE
PAINTED FLAT BLACK
PLENUM TO BE
EXTERNALLY
INSULATED
SQUARE DIFFUSER
ROUND BRANCH
DUCT TO MAIN
(SEE SCHEDULE
FOR SIZE)
INSULATED FLEXIBLE
DUCTWORK
DUCTWORK/DIFFUSER SHALL BE SUPPORTED
INDEPENDENTLY FROM STRUCTURE (NOT
SUPPORTED BY CEILING).
.
.
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2
PLAN NOTES
A MINIMUM OF FIVE (5) FEET LENGTH OF FLEXIBLE DUCT SHALL BE PROVIDED TO EACH DIFFUSER. DUCTWORK SHALL CONTAIN 180°
OF BENDING. FLEXIBLE DUCTWORK LENGTH SHALL NOT EXCEED EIGHT(8) FEET EXCEPT WHERE SPECIFICALLY NOTED. FLEX DUCT
SHALL NOT CONTACT CEILING AND SHALL BE PROPERLY SUPPORTED SO AS TO HAVE NO KINKS.
TIE-WRAP CONNECT FLEX DUCT HELICAL COIL TO ROUND METAL DIFFUSER NECK AND TO ROUND METAL DUCTWORK AT OTHER END
OF FLEX DUCT. PULL FLEX DUCT VAPOR BARRIER OVER LOWER TIE-WRAP AND INSTALL SECOND TIE-WRAP OVER THE VAPOR
BARRIER. INSULATE METAL DUCT OR DIFFUSER OVER TOP OF SECOND TIE-WRAP AND INSTALL INSULATOR'S TAPE ON EDGES.
PROVIDE A MINIMUM OF 18" OF STRAIGHT, VERTICALLY ORIENTED, FLEXIBLE DUCT AT THE DIFFUSER NECK. IF UNABLE TO PROVIDE STRAIGHT
DUCT RUN THEN PROVIDE OBSTRUCTED INSTALLATION PLENUM IN ACCORDANCE WITH THIS DETAIL.
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INSULATED FLEXIBLE
DUCTWORK
DUCTWORK/DIFFUSER SHALL
BE SUPPORTED
INDEPENDENTLY FROM
STRUCTURE
(NOT SUPPORTED BY
CEILING)
1
30° MIN.
SQUARE DIFFUSER
2
DUCT RADIUS TO
DIFFUSER MIN. 2
DUCT DIAMETERS
ROUND BRANCH
DUCT TO MAIN
(SEE SCHEDULE
FOR SIZE)
3
DISCHARGE DUCT FULL SIZE OF
TERMINAL BOX COIL UNLESS
NOTED OTHERWISE
DO NOT CONNECT DIFFUSERS TO
END OF DISCHARGE DUCT
DISCHARGE DUCT TO EXTEND 9"
BEYOND LAST DIFFUSER TAKEOFF
REFER TO DRAWINGS FOR
RUNOUT SIZE (TYP.)
PROVIDE
TRANSITION DUCT
AS REQUIRED
ELECTRIC REHEAT COIL
TERMINAL BOX
SPIN-IN TAKEOFF WITH
VOLUME DAMPER WITH
INSULATION STANDOFF (TYP.)
AIRFLOW
MAIN BRANCH TAP
SQUARESQUAREBOOTTAP 45°
SQUARE ROUND BELLMOUTH
ROUNDROUNDLATERAL 45°
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1 8
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10
4
6
3 7
2
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PLAN NOTES
A MINIMUM OF THREE (3) DUCT DIAMETERS (MAXIMUM OF 3'-0") OF STRAIGHT HARD METAL DUCT SHALL BE PROVIDED DIRECTLY UPSTREAM OF
TERMINAL BOX INLET AFTER TRANSITION TO TERMINAL BOX INLET SIZE.
MAINTAIN A MINIMUM OF 18" CLEARANCE FOR SERVICE, CONTROLLER, AND ELECTRICAL DISCONNECT. PROVIDE 36" MINIMUM CLEARANCE WHERE VOLTAGE
EXCEEDS 24V.
OPTIONAL FLEXIBLE DUCT CONNECTION TO THE TERMINAL BOX. HARD DUCT IS PERFECTLY ACCEPTABLE. FLEXIBLE DUCT SHALL NOT EXCEED ONE
(1) FOOT IN LENGTH. FLEXIBLE DUCT SHALL BE INSTALLED STRAIGHT WITH NO OFFSETS.
REFER TO DRAWINGS FOR RUNOUT SIZES. RUNOUT SIZE IS SAME AS TERMINAL BOX INLET SIZE UNLESS NOTED OTHERWISE.
DUCT SIZE AFTER TRANSITION IS SAME SIZE AS SCHEDULED TERMINAL BOX INLET SIZE.
TRANSITION AS REQUIRED IF RUNOUT SIZE DIFFERS FROM TERMINAL BOX INLET SIZE. SEE PLANS
TIE-WRAP CONNECT FLEX DUCT HELICAL COIL TO ROUND METAL DUCTWORK. PULL FLEX DUCT VAPOR BARRIER OVER LOWER TIE-WRAP AND INSTALL
SECOND TIE-WRAP OVER THE VAPOR BARRIER. INSULATE METAL DUCT OVER TOP OF SECOND TIE-WRAP AND INSTALL INSULATOR'S TAPE ON EDGES.
INSULATE ALL EXPOSED METAL AT TERMINAL BOX INLET. INSULATE AROUND FLOW SENSORS.
DUCTWORK INSULATION SHALL OVERLAP THE INTERNALLY INSULATED TERMINAL UNIT BY TWO INCHES.
SUPPORT TERMINAL BOX SUCH THAT IT CAN HANG INDEPENDENTLY OF ANY DUCTWORK CONNECTIONS. ATTACH FOUR STRAP HANGERS TO UNIT.
SEAL SCREW PENETRATIONS OF TERMINAL BOX.
PROVIDE MINIMUM 8"X8" ACCESS DOOR DOWNSTREAM OF REHEAT COIL.
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SHEETMETAL STRAP
SUPPORTS SECURE
TO STRUCTURE
ABOVE
1'-6"
TO CEILING PLENUM
ALL DUCTWORK SHALL BE
1" FIBERGLASS DUCTBOARD
DUCT SIZE SAME
AS RETURN
GRILLE
12" INSIDE CLEAR
DIMENSION (TYP.)
PAINT INSIDE OF
TRAP BLACK
CEILING
EGGCRATE RETURN GRILLE
MIN. OF 12"
RECTANGULAR BRANCH DUCT TO
MAIN
BOOT TAP OUT
BOTTOM
DUCTWORK/GRILLE SHALL
BE SUPPORTED INDEPENDENTLY
FROM STRUCTURE
(NOT SUPPORTED BY CEILING)
RETURN/EXHAUST GRILLE
RECTANGULAR INSTALLATION
PLENUM BOX HEIGHT = ROUND DUCT
DIAMETER + 4"
ROUND BRANCH DUCT TO
MAIN
(SEE SCHEDULE FOR SIZE)
PLASTIC WRAP TIE AROUND
FLEXIBLE DUCT AT COLLAR
AND TAPE VAPOR BARRIER.
OPTIONAL TOP CONNECTION (SQUARE
TO ROUND FITTING MAY BE
SUBSTITUTED)
PLENUM SHALL BE SUPPORTED INDEPENDENTLY
FROM STRUCTURE (NOT SUPPORTED BY CEILING)
INSIDE OF PLENUM SHALL BE PAINTED FLAT BLACK
INSULATED FLEXIBLE
DUCTWORK (5'-0"
MAX.)
RETURN/EXHAUST
GRILLE
Certified By:
Scale:
Date:
Checked By:
Drawn By:
Job Number:
Drawing Number:
Drawing Name:
CARMEL, IN 46032
PRIORITY PHYSICIANS 12.03.2020
Revisions:
12174 N. MERIDIAN
SUITE 300
AS NOTED
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PERMIT SET 12.03.2020
M600
MECHANICAL DETAILS
SCALE: NO SCALE
A DIFFUSER DETAIL
SCALE: NO SCALE
B TERMINAL BOX DETAIL
SCALE: NO SCALE
C RETURN GRILLE SOUND TRAP DETAIL
SCALE: NO SCALE
1 RETURN/EXHAUST GRILLE DETAIL