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Gregson-Clark V-50B-SA - Torque Specifications for UDOR Diaphragm Pumps

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VSS 10-12
17
Torque Specifications for UDOR Diaphragm Pumps
All values are in Foot-Pounds unless otherwise noted.
Diaphragm
Bolts
(Use Blue
Loctite™
Head
Bolts
Valve
Caps
Inlet
Manifolds
and Inlet
Manifold
Covers
Discharge
Manifolds
(Brass/Aluminum)
Discharge
Manifolds
(Plastic)
Pulsation
Dampener
KAPPA
7, 15, 18
8
10
N/A
N/A
N/A
N/A
10
KAPPA
33, 35, 43,
55, 75, 100
18
28
N/A
6
(72 In/Lbs)
N/A
N/A
28
(KAPPA
100 = 20
Ft/Lbs)
KAPPA
30, 40, 50
18
28
N/A
N/A
N/A
N/A
28
KAPPA
120, 150
25
32
N/A
6
(72 In/Lbs)
N/A
N/A
20
RO Series
Pumps
25
28
N/A
5
(60 In/Lbs)
18
RO 106/121
Only
5
(60 In/Lbs)
18
IOTA 17
8
15
4.2
(50 In/Lbs)
N/A
N/A
N/A
15
ZETA
85, 100
18
28
N/A
5
(60 In/Lbs)
N/A
5
(60 In/Lbs)
18
Table 2
WARNING
Be sure to follow the above torque specifications when reassembling diaphragms.
Overtightening of the diaphragm bolts can strip the threads in the aluminum pistons. This will
require a complete new assembly or a replacement of the pump.