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INSTALLATION AND

MAINTENANCE

INSTRUCTIONS

PIC

IPIC

MODEL PIC/IPIC

CHIMNEY AND VENTS

This symbol on the nameplate

means this product is listed by

Underwriters Laboratories Inc.

and by Underwriters

Laboratories of Canada

A MAJOR CAUSE OF CHIMNEY RELATED FIRES IS

FAILURE TO MAINTAIN REQUIRED CLEARANCES

(air spaces) TO COMBUSTIBLE MATERIALS. IT IS OF

UTMOST IMPORTANCE THAT CHIMNEY BE INSTALLED

ONLY IN ACCORDANCE WITH THESE INSTRUCTIONS.

IMPORTANT: DO NOT INSTALL CHIMNEY WITHOUT

FIRST

READING

THESE

INSTRUCTIONS

VERY

CAREFULLY.

Metal-Fab’s Model PIC/IPIC Chimney has been fully tested and listed by Underwriters Laboratories, Inc.

and Underwriters Laboratories of Canada.
Chimneys installed in accordance with these installation instructions will comply with national safety

standards and building codes.
This booklet contains complete information on details concerning dimensions, installation, clearances to

combustibles, and use of non-combustible enclosures. For any additional construction information, refer

to Model PIC/IPIC Design Manual - L1690.

•

BREECHING APPLICATIONS

•

BOILER EXHAUST APPLICATIONS

•

ENGINE/TURBINE EXHAUST APPLICATIONS

METAL-FAB, INC. • P.O. BOX 1138, WICHITA, KANSAS 67201 • (316)943-2351

Содержание IPIC

Страница 1: ...E INSTRUCTIONS VERY CAREFULLY Metal Fab s Model PIC IPIC Chimney has been fully tested and listed by Underwriters Laboratories Inc and Underwriters Laboratories of Canada Chimneys installed in accordance with these installation instructions will comply with national safety standards and building codes This booklet contains complete information on details concerning dimensions installation clearanc...

Страница 2: ...tainless steels Complete system size and capacity information can be obtained from the ASHRAE Handbook Equipment Volume or by contacting Metal Fab Inc PO Box 1138 Wichita KS 67201 Refer to Metal Fab Model PIC IPIC Design Maual L1690 for description of all necessary components MULTI ENGINE EXHAUSTS NOT RECOMMENDED Where multiple engines are being considered it is recommended that they not be connec...

Страница 3: ... or fully ventilated area on the same story as the appliance to which it is connected Model PIC IPIC Chimney shall be installed at a minimum of the clearance to combustibles as indicated in TABLE 1 Except for installation in one or two family dwellings a factory built chimney that extends through any zone above that on which the connected appliance is located is to be provided with an enclosure ha...

Страница 4: ...etween inner and outer walls with insulation strips STEP 6 Secure the outer casing with the closure band When system is installed outdoors the upper side upper half in the horizontal position of the closure band bead should be sealed with P077 sealant to make the casing watertight JOINT ASSEMBLY The Model PIC IPIC joint sealing system is designed for quick and easy installation For most applicatio...

Страница 5: ...m 17 6 5 33m 18 6 5 64m 20 0 6 10m 21 0 6 40m 22 0 6 71m 23 0 7 01m 24 0 7 32m 24 6 7 47m 25 0 7 62m 26 0 7 92m 27 0 8 23m 27 0 8 23m 28 6 8 69m 29 0 8 84m 30 0 9 14m 30 6 9 30m 31 0 9 45m 32 0 9 75m 32 6 9 91m 33 6 10 21m 34 6 10 52m 8 6 2 59m 8 9 2 67m 9 3 2 82m 10 0 3 05m 10 6 3 20m 11 0 3 35m 11 6 3 51m 12 0 3 66m 12 3 3 73m 12 6 3 81m 13 0 3 96m 13 6 4 11m 13 6 4 11m 14 3 4 34m 13 6 4 11m 15 ...

Страница 6: ...on on the guy cables or braces a fixed point support plate or wall support assembly may be installed immediately below the roofline as shown in FIG 8 STORM COLLAR GUY RING HALF RINGS 4 PCS HALF CLOSURE BANDS 2 PCS FIG 5 PIC IPIC GUY RING EXPLODED VIEW FIG 4 FULL ANGLE RING FOR LATERAL SUPPORT CLOSURE RING STORM COLLAR FLASHING ROOF PIPE DIAMETER ANGLE RING MUST BE USED WITH FLASHING CHIMNEY ABOVE ...

Страница 7: ...chimney The pipe flue is equipped with an annular catch ring and a 1 25 NPT nipple extending through the casing for attachment of drain piping The drain piping should include a water leg of a height at least equal to the maximum expected operating pressure at the appliance outlet to avoid allowing flue gases to vent through the drain Drain section should be installed indoors to prevent freezing Se...

Страница 8: ...he next fixed support point the appliance outlet for example the tee should be protected from bending moments by use of an expansion joint or bellows joint See the sections on those fittings for additional information about compensation for thermal expansion FIG 12 SUSPENDED TEE PIPE RISER HALF CLOSURE BAND WALL SUPPORT ASSEMBLY HALF CLOSURE BAND TEE AT BASE OF RISER DRAIN TEE CAP PIPE SECTION Whe...

Страница 9: ...hru 18 20 thru 30 32 thru 42 44 thru 48 6 152 7 3 4 197 7 3 4 197 8 1 2 216 11 279 12 3 4 324 9 7 8 251 14 1 8 359 14 1 2 368 16 5 8 422 19 3 4 503 23 3 4 602 Bracing above and below the elbows is needed to avoid subjecting them to bending moments In order for bracing to be effective it must be rigidly attached to building members or foundation The design of the structure used to attach supports m...

Страница 10: ...nd make up joint between pipe and collar following the procedures outlined under heading JOINT ASSEMBLY on Page 4 3 Pull flanged end of tube to the downstream piece of pipe and make up joint as above See FIG 20 4 For IPIC cut insulation to desired length and wrap inner pipe ensuring that it is covered completely before attaching half jackets 5 Wrap two half jackets around joint with bead at the do...

Страница 11: ...ansion compensation The use of the variable length in engine exhaust applications is not recommended The variable length is comprised of the following components 1 a 3 83 collar with a flange at one end used to clamp the flange at the desired length 2 a 30 762 long tube flanged at one end which fits into the 3 83 collar 3 an outer jacket consisting of two half jacket assemblies and 4 loose insulat...

Страница 12: ...e the chimney to mis function and cause spillage of flue gases into the mechanical room The step increaser should be used when the length of run available for the size change is restricted The installed length of a step increaser is 2 51 See FIG 25 The step increaser is a non structural part and must not be subjected to loading in either the axial or lateral directions FIG 24 VARIABLE LENGTH CASIN...

Страница 13: ...te support capability can be resupported with additional plate support s An expansion joint must be used between support points See FIG 29 FIG 29 RESUPPORT REQUIREMENTS A plate support assembly is to be attached only to non combustible construction such as block concrete or steel with clearance that is adequate for installation and access DO NOT ATTACH THE PLATE SUPPORT TO COMBUSTIBLE CONSTRUCTION...

Страница 14: ...gs are aligned with the draw screws of the flange band The clamp rings and full angle ring are then bolted together with the hardware provided to form a rigid assembly See FIG 33 FIG 33 WALL SUPPORT ASSEMBLY EXPLODED VIEW When attached to a non combustible wall with the brackets and struts the wall support makes up a fixed point in the chimney An expansion joint is required between the wall suppor...

Страница 15: ...the freestanding portion of the chimney above the wall support assembly See FIG 37 FIG 37 SPECIAL CONSIDERATIONS FOR CHIMNEY ON OUTSIDE WALL FLOOR GUIDE FG The floor guide is similar in function to a wall guide or full angle ring but is modified specially for use at floor penetrations The angle brackets and straps hold the guide centered in the floor penetration See FIG 38 Maximum floor opening X ...

Страница 16: ...of 4 Install the 2 split lateral support rings on the chimney casing one above the thimble and one below the thimble Leave the bolts loose enough to allow the ring to slide along the casing The spacer tabs are to be toward the thimble 5 Push the lateral rings along the chimney casing until they are completely enclosed in the thimble 6 Install the flashing centered on the thimble Secure it to the r...

Страница 17: ...the roof Then tighten all bolts and nuts 3 Install the flashing centered on the thimble Secure it to the roof and seal it to the roof membrane as appropriate Note The flashing pitch is fixed specify required pitch rate with order FIG 45 illustrates details of the pitched roof penetration component installation FIG 45 FIXED PITCH ROOF PENETRATION INSTALLATION FLASHING F FIXED PITCH FLASHING FPF AND...

Страница 18: ...ed An exit cone may be used for either vertical or horizontal discharge FIG 49 EXIT CONE STACK HEAD ASSEMBLY SHA The stack head assembly is designed for free unobstructed venting of the chimney while providing maximal protection from rain entering the chimney The stack head is a low loss termination and is recommended by the Industrial Ventilation Manual 20th Edition American Conference of Industr...

Страница 19: ...BY OTHERS APPLIANCE OUTLET FIG 50B STACK HEAD ASSEMBLY FLANGE ADAPTER FA The flange adapter is intended for use as a connection to a Class 125 or 150 ANSI pipe flange This type of connection requires a flange gasket and bolt set supplied by the installer The gasket and bolts are typically sold by pipe valve and fittings houses as an NBG set FIG 53 illustrates a typical installation For diameters 2...

Страница 20: ...tes typical bellows joint locations in a diesel engine exhaust system NOTE Bellows Joints are required for expansion joints in high pressure applications including engine or turbine exhaust Systems that use Bellows Joints are to use seal clips See TABLE 4 on Page 5 and additional joint sealant per Page 23 WALL PENETRATOR WP This part is used to allow PIC IPIC pipe to pass through non fire rated wa...

Страница 21: ... and guided by a full angle ring or wall guide on the exhaust end The exhaust side guide should be located approximately 6 12 152 305 from the downstream end of the bellows joint IMPORTANT When supporting high rise exhaust systems bellows joints must be located just below every fixed support to prevent compression at ambient temperatures See FIG 57 Good design indicates that any section of exhaust...

Страница 22: ...2 6 20 252 4 1008 1329 1 14 14 7 20 294 4 1176 1550 6 16 16 8 20 336 4 1344 1772 2 18 18 9 20 378 4 1512 1993 7 20 21 20 420 4 1680 2215 2 22 23 1 20 462 4 1848 2436 7 24 25 2 20 504 4 2016 2658 2 26 27 3 20 546 4 2184 2879 7 28 29 4 15 441 4 1764 2325 9 30 31 5 15 472 5 4 1890 2492 1 32 33 6 15 504 4 2016 2658 2 34 35 7 15 535 5 4 2142 2824 4 36 37 8 15 567 4 2268 2990 5 WEIGHT CALCULATIONS BY IN...

Страница 23: ...2 2600 2 36 52 2 10 522 4 2088 2753 2 THE INFORMATION ON THIS PAGE PERTAINS TO ALL APPLICATIONS TABLE 3 EXPECTED NUMBER OF TUBES PER JOINT P071 OR P077 SEALANT Pipe Diameter No of Tubes Pipe Diameter No of Tubes Pipe Diameter No of Tubes 6 0 20 22 0 33 38 1 00 8 0 20 24 0 50 40 1 00 10 0 20 26 0 50 42 1 00 12 0 25 28 0 50 44 1 00 14 0 25 30 0 67 46 1 20 16 0 25 32 0 67 48 1 20 18 0 33 34 0 67 20 0...

Страница 24: ...P O Box 1138 WICHITA KANSAS 67201 316 943 2351 FAX 316 943 2717 info metal fabinc com www metal fabinc com 2016 Metal Fab Inc Form No L2592 11 16 9602 24 NOTES ...

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