Cashco 1049 - Manual (Page 5)

5 IOM-1049
taBle 1
soft Goods Kit part numbers
line size spring range
soft Good Kit numbers
o-rInG MaterIal
Buna-n epdM Viton
2” x 3”
4” - 1.5 psig 31452033 31452055 31452044
1.5 - 3 psig 31452933 31452955 31452944
3.2 -14 psig 31452133 31452155 31452144
3” x 4”
4” - 1.5 psig 31453033 31453055 31453044
1.5 - 3 psig 31453933 31453955 31453944
3.2 -14 psig 31453133 31453155 31453144
4” x 6”
4” - 1.5 psig 31454033 31454055 31454044
1.5 - 3 psig 31454933 31454955 31454944
3.2 -14 psig 31454133 31454155 31454144
6” x 8”
4” - 1.5 psig 31456033 31456055 31456044
1.5 - 3 psig 31456933 31456955 31456944
3.2 -14 psig 31456133 31456155 31456144
8” x 10”
4” - 1.5 psig 31458033 31458055 31458044
1.5 - 3 psig 31458933 31458955 31458944
3.2 -14 psig 31458133 31458155 31458144
10” x 12”
4” - 1.5 psig 31451033 31451055 31451044
1.5 - 3 psig 31451933 31451955 31451944
3.2 -14 psig 31451133 31451155 31451144
12” x 16”
4” - 1.5 psig 31459033 31459055 31459044
1.5 - 3 psig 31459933 31459955 31459944
3.2 -14 psig 31459133 31459155 31459144
Soft goods kits, consisting of all the non-metallic components (o-rings, sense diaphragm, gaskets, etc) are available.
The drawings indicate which components are included in the kit. For other replacement parts, specify by item
number and description plus material, if the part number is not known.
Always provide the model number, size if applicable, and the serial number when ordering kits/replacement parts.
lower diaphragm case. Instal items 11 washers, 10
bolts, 110 lockwashers, and 109 nuts and tighten.
Remove item 131 nipple from item 101 pilot body.
Loosen item 114 jam nut. With needle nose pliers
remove item 119 c-ring and unthread item 117 blowdown
needle. Remove item 118 TFE o-ring. Place new
item 118 TFE o-ring on item 117 blowdown needle.
Reinstall in reverse order.
Thread the item 117 blowdown needle completely in,
then back out 3 full turns, and lock the item 114 jam
nut.
to replace soft goods of the main valve actuator:
Remove the items 208 washers, 205 bolts, 206
lockwashers, and 207 nuts. Lift pilot assembly off and
set to the side. Replace item 203 actuator diaphragm.
Reassemble in reverse order.
to replace soft goods of the main valve:
Remove the item 311 bolts and 310 lockwashers
holding the item 202 cover/lower case weldment to
the main body. Carefully remove the item 202 lower
case weldment and item 307 cover gasket. Remove
item 303 seat plate assembly and item 305 o-ring seat.
Remove items 308 bolts and 309 lockwashers holding
item 304 nozzle to item 301 body. Remove item 304
nozzle. Replace item 306 nozzle gasket. Reinstall
item 305 o-ring seat into item 304 nozzle. Be sure the
o-ring is completely in the nozzle, and that the exposed
surface is flat. Bolt item 304 nozzle back into item 301
body with items 308 bolts and 309 lockwashers and
tighten. Install item 303 seat plate assembly. Install
new item 307 cover gasket and reinstall item 202
cover/lower case weldment with the item 310 bolts and
item 311 lockwashers.