Victaulic 795 Series, 906 Series, I-795, I-906 Installation And Maintenance Instructions Manual
WARNING
• Read and understand all instructions before attempting to install, remove, adjust, or maintain any Victaulic piping products.
• Depressurize and drain the piping system before attempting to install, remove, adjust, or maintain any Victaulic piping products.
• Wear safety glasses, hardhat, foot protection, and hearing protection.
Failure to follow instructions and warnings could cause system failure, resulting in death or serious personal injury and property damage.
HANDWHEEL OPERATOR PNEU MATI C OP ERAT OR
HYDRAULIC OPERATOR
I-795/9 06
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I-795/906INSTALLATION AND MAINTENANCE INSTRUCTIONS
Series 795 and 906 Installation-Ready™ Knife Gate Valves
I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
TABLE OF CONTENTS
Hazard Identification ......................................3
Knife Gate Valve Components ...............................4
Handwheel Operator Components ............................5
Pneumatic Operator Components ............................5
Hydraulic Operator Components .............................6
Dimensions – With Handwheel Operator .......................7
Dimensions – With Bevel Gear Operator........................8
Dimensions – With Pneumatic Operator ........................9
Dimensions – With Hydraulic Operator ........................10
Dimensions – Seat Cartridge ...............................11
Important Information ....................................12
Recommended Spare Parts and Tools ........................12
Manual Operation .......................................12
Pneumatic Operation.....................................12
Hydraulic Operation......................................12
SECTION I
Installing the 795 Valve Into a Steel Piping System............... 14
Installing the 906 Valve Into an HDPE Piping System .............18
SECTION II
Maintenance ...........................................24
Packing Adjustment....................................24
Lubrication ..........................................24
Removing the Existing Seat Cartridge.........................24
Installing the Replacement Seat Cartridge .....................29
HAZARD IDENTIFICATION
Definitions for identifying the various hazard levels are
provided below. When you see this symbol, be alert to the
possibility of personal injury. Carefully read and fully
u nderstand the message that follows.
DANGER
• The use of the word “DANGER” identifies an immediate
hazard with a likelihood of death or serious personal injury
if instructions, including recommended precautions, are not
followed.
WARNING
• The use of the word “WARNING” identifies the presence
of hazards or unsafe practices that could result in death or
serious personal injury if instructions, including recommended
precautions, are not followed.
CAUTION
• The use of the word “CAUTION” identifies possible hazards or
unsafe practices that could result in personal injury and product
or property damage if instructions, including recommended
precautions, are not followed.
NOTICE
• The use of the word “NOTICE” identifies special instructions
that are important but not related to hazards.
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
KNIFE GATE VALVE COMPONENTS
NOTICE
• Drawings and/or pictures in this manual may be exaggerated for clarity.
• Dimensions listed are for reference only. Refer to Victaulic submittal 08.25 or submittal 19.06 for complete dimensional information.
• The product, along with these installation and maintenance instructions, contains trademarks, copyrights, and/or patented features that are
the exclusive property of Victaulic.
BILL OF MATERIALS
Item Qt y. Description
1 1 Upper Body
2 1 Lower Body
3 2 Pipe Gasket
4 1 Seat Gasket
5 1 Seat
6 1 Knife Seal
7 1 Knife
8 1 Retaining Plate
9 1 Packing Gland
10 4 Full Thread Hex Bolt
†
11 4 Washer
†
12 4 Heavy Hex Nut
†
13 4 Washer
14 4 Helical Spring-Lock Washer
15 4 Hex Cap Screw
16 1 Dowel Pin
17 1 Dowel Pin
18 4 Hex Bolt
19 4 Helical Spring-Lock Washer
20 4 Hex Nut
21 1 O-Ring
22 1 Plug
23 8 Washer
24 2 Square Head Set Screw
‡
25 2 Spacer Bolt
26 2 Retainer *
27 2 Hex Cap Screw **
NOTES:
†
Items 10, 11, and 12 comprise the assembly hardware.
‡
Item 24 is used for 795 valve (carbon steel) only.
* Item 26 is used for 906 valve (HDPE) only.
** Item 27 is required when servicing the valve. Vic taulic offers a kit to replace
the entire seat cartridge. Refer to Section II in this manual for complete removal
and replacement instructions.
7
15
14
13
9
18
8
6
5
4
1
3
3
17
16
2
10
22
NIPPLES
SHOWN FOR
CLARITY
ONLY
21
12
11
20 19
23
24
24
23
25
25
27
26
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
BILL OF MATERIALS
Item Qt y. Description
1 1 Yoke
2 1 Drive Nut
3 1 Spacer
4 1 Parallel Key
5 1 Handwheel
6 1 Washer
7 1 Stem
8 1 Hex Jam Nut
9 1 Gate Connector
10 1 Slotted Spring Pin
11 1 Stroke Limiter Assembly
12 1 Washer
1
5
8
7
2
4
6
3
9
10
11
12
HANDWHEEL OPERATOR COMPONENTS (3 TO 8 INCH)
BEVEL GEAR COMPONENTS (10 TO 12 INCH)
27
28
29
30
21
23
24
25
22
26
BILL OF MATERIALS
Item Qt y. Description
21 1 Yoke
22 1 Gear Actuator
23 4 Washer
24 4 Helical Spring-Lock Washer
25 4 Hex Cap Screw
26 1 Stem
27 1 Gate Connector
28 1 Slotted Spring Pin
29 1 Stroke Limiter Assembly
30 1 Washer
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
3
4
2
5
1
6
7
8
22
25
27
23
24
28
21
26
29
30
BILL OF MATERIALS
Item Qt y. Description
21 1 Yoke
22 1 Hydraulic Cylinder
23 4 Washer
24 4 Helical Spring-Lock Washer
25 1 Bushing
26 1 Gate Connector
27 4 Hex Cap Screw
28 4 Hex Nut
29 1 Stroke Limiter Assembly
30 1 Washer
HYDRAULIC OPERATOR COMPONENTS
BILL OF MATERIALS
Item Qt y. Description
1 1 Yoke
2 1 Pneumatic Cylinder with Nuts
3 4 Washer
4 4 Helical Spring-Lock Washer
5 1 Bushing
6 1 Gate Connector
7 1 Stroke Limiter Assembly
8 1 Washer
PNEUMATIC OPERATOR COMPONENTS
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
DIMENSIONS – WITH HANDWHEEL OPERATOR
VALVE CLOSED
NOT INSTALLED
VALVE OPEN
INSTALLED
VALVE OPEN
INSTALLED
E
C
H
F
Nominal Size
in
DN
Dimensions – inches/millimeters
Weight
lbs
kg
C E F H
3 0.88 10.25 6.75 32.25 113 .0 0
DN80 22.4 260.4 171. 5 819. 2 51.3
4 0.88 11. 25 6.75 34.75 122 .00
DN10 0 22.4 285.8 171. 5 882.7 55. 3
6 1.13 13.75 7. 00 43.75 166 .00
DN150 28.7 349.3 17 7.8 1111. 3 75.3
8 1.63 15. 50 7.00 53.25 23 7.0 0
DN200 41.4 393.7 17 7.8 1352. 6 107. 5
I-795/906_7
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
DIMENSIONS – WITH BEVEL GEAR OPERATOR
VALVE CLOSED
NOT INSTALLED
VALVE OPEN
INSTALLED
VALVE OPEN
INSTALLED
E
C
H
F
B
J
Nominal Size
in
DN
Dimensions – inches/millimeters
Weight
lbs
kg
B C E F H J
10 11. 22 1.75 19.0 0 7. 50 68.50 16.00 465.00
DN250 284.9 44.5 482.6 19 0.5 173 9. 9 406.4 210.9
12 11.22 2.00 21.00 7. 50 73.00 16.0 0 497.00
DN300 284.9 50.8 533.4 190 .5 1854. 2 406.4 225.4
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
DIMENSIONS – WITH PNEUMATIC OPERATOR
VALVE CLOSED
NOT INSTALLED
VALVE OPEN
INSTALLED
VALVE OPEN
INSTALLED
H
C
E
F
Nominal Size
in
DN
Dimensions – inches/millimeters
Weight
lbs
kg
C E F H
3 0.88 10.25 6.75 42.0 0 126 .00
DN80 22.4 260.4 171. 5 106 6. 8 5 7.2
4 0.88 11. 25 6.75 44.50 133 .00
DN10 0 22.4 285.8 171. 5 1130.3 60.3
6 1.13 13 .75 7.0 0 53.75 215. 00
DN150 28.7 349.3 17 7.8 13 65.3 97. 5
8 1.63 15.50 7.0 0 55.75 348.00
DN200 41.4 393.7 177. 8 1416 .1 15 7.9
10 1.75 19.0 0 7.50 79.50 550.00
DN250 44.5 482.6 19 0. 5 2 019.3 249.5
12 2.00 21. 00 7. 50 86.50 586.00
DN300 50.8 533.4 19 0. 5 2 19 7.1 265.8
I-795/906_9
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I-795 / 906 / Installation-Ready™ Knife Gate Valve / Installation and Maintenance Instructions
DIMENSIONS – WITH HYDRAULIC OPERATOR
VALVE CLOSED
NOT INSTALLED
VALVE OPEN
INSTALLED
VALVE OPEN
INSTALLED
H
C
E
F
Nominal Size
in
DN
Dimensions – inches/millimeters
Weight
lbs
kg
C E F H
3 0.88 10.25 6.75 43.88 115 .0 0
DN80 22.4 260.4 171. 5 111 4 . 6 52.2
4 0.88 11. 2 5 6.75 46.50 125. 00
DN10 0 22.4 285.8 171. 5 1181 .1 56.7
6 1.13 13 .75 7.0 0 55.00 17 2.0 0
DN150 28.7 349.3 17 7.8 13 97.0 78.0
8 1.63 15.50 7.0 0 66.50 259.00
DN200 41.4 393.7 177. 8 16 89.1 117. 5
10 1. 75 19 .0 0 7. 50 80.25 462.00
DN250 44.5 482.6 190. 5 2038.4 209.6
12 2.00 21. 00 7. 50 89.50 525.00
DN300 50.8 533.4 19 0. 5 2273.3 23 8.1
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