Danfoss 148B3863 Installation guide

148B3863
Danfoss
Brand
Danfoss
Model
148B3863
Type
Installation guide
Installation guide – Spare parts and accessories
© Danfoss A/S (MWA), 2015-03 DKRCI.PI.KO0.A1.02 / 520H9717 / 148R9630 1
STC - DN 15 - 40 STC - DN 50 - 150
4b
Danfoss
148B313
4a
Danfoss
148B312
4b
Packing gland
DN 15-25
Packing gland
DN 32-40
Packing gland
DN 15-150
Packing gland identication and replacement
Shut-o valves, STC 15-150 (½-6 in.)
4a 4b
Please note:
If you have any questions please do not hesitate to contact your local Danfoss sales oce.
The drawings shown in this document are only for illustrative and do not show the actual size of the products.
Packing gland identication and replacement - Shut-o valves, STC 15-150 (½-6 in.)
© Danfoss A/S (MWA), 2015-03 DKRCI.PI.KO0.A1.02 / 520H9717 / 148R9630 2
DN 15-40
Switching to
packing gland 4a
1. Remove the packing gland and alu gasket
from the bonnet (use hook) or steel wire.
2. Replace the packing gland
(see identication details to the right).
3. Assemble according to these torque details:
Old / Existing
packing gland
NEW
packing gland 4a
DN 15-25
DN 32-40
Nm LB-feet
DN 15-25 40 29.5
DN 32-40 60 45
DN 50-150
Switching to
packing gland 4b
1. Remove the packing gland and alu gasket
from the bonnet (use hook or steel wire).
2. Replace the packing gland
(see identication details to the right).
3. Assemble according to these torque details:
Old / Existing
packing gland
NEW
packing gland 4b
Nm LB-feet
DN 50-65 50 37
DN 80-100 50 37
DN 125-150 120 88.5
DN 15-40
Adding a teon bush to
packing gland 4a
1. Remove the threaded part and iron bush from
the bonnet.
2. Add one piece of at Teon bush.
3. Mount the packing gland.
4. Assemble according to these torque details:
Packing gland 4a
BEFORE
Packing gland 4a
AFTER
Flat Teon bush
Nm LB-feet
DN 15-25 40 29.5
DN 32-40 60 45
DN 15-150
Adding a teon bush to
packing gland 4b
1. Remove the threaded part from the bonnet.
2. Add one piece of at Teon bush.
3. Mount the packing gland.
4. Assemble according to these torque details:
Packing gland 4b
BEFORE
Packing gland 4b
AFTER
Flat Teon bush
Nm LB-feet
DN 15-25 25 18.4
DN 32-40 40 29.5
DN 50-65 50 37
DN 80-100 50 37
DN 125-150 120 88.5
Threaded part
Threaded part
Iron bush
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Danfoss 148B3863 Installation guide

148B3863
Danfoss
Brand
Danfoss
Model
148B3863
Type
Installation guide
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