MNPT Pipeline Connection
6.
Wrap the threads of the threaded pipeline connection with PTFE tape.
7.
Install the Pitot Probe to the mating connection on the pipeline and tighten.
8.
Proceed to step 14.
Flanged Pipeline Connection
9.
Position an appropriately sized gasket on the mating flange connection.
10.
Install the Pitot Probe to the mating flange connection.
11.
Following a cross-bolting sequence, install bolts and nuts to the flanges.
12.
Tighten all bolts to the appropriate torque.
13.
Continue to step 14.
Completing Installation
14.
Pressurize the pipeline and check for leaks.
15.
Use appropriately sized tubing to connect from product outlet (P₁) valve A to the customer equipment (
Figure 2
,
Figure
3
, or
Figure 4
).
16.
Use appropriately sized tubing to connect from the customer equipment to product return (P₂) valve B (
Figure 2
,
Figure
3
, or
Figure 4
).
17.
Open product outlet (P₁) valve A and product return (P₂) valve B to begin operation (
Figure 2
,
Figure 3
, or
Figure 4
).
2.3 Removing the Pitot Probe
1.
Depressurize the pipeline.
The pipeline must be depressurized prior to installing and removing the unit.
2.
Close product outlet (P₁) valve A and product return (P₂) valve B (
Figure 2
,
Figure 3
, or
Figure 4
).
3.
Disconnect customer equipment from the outlet and return.
4.
Remove the Pitot Probe from the pipeline.
12
IOM-101
MODELS: PP-1, PP-2, PP-3, and PP-F
REV: C
13839 West Bellfort Street, Sugar Land, TX 77498
welker.com
Service Department 281.491.2331
