35
IOM-161
MODEL: INFLOW™ ACE WITH AI CONTROL™
REV: D
13839 West Bellfort Street, Sugar Land, TX 77498
welker.com
Service Department 281.491.2331
Reassembly
68.
Carefully slide the insertion cylinder onto the lubricator body.
69.
Coat the inside of the top end of the insertion cylinder with lubricant. The bottom of the insertion cylinder can be
identified by its vent port.
70.
Lightly lubricate the outer shaft.
71.
Slide the outer shaft into the lubricator body.
72.
Carefully slide the top cap onto the top end of the outer shaft and down to the insertion cylinder.
73.
As necessary, install the tie bolts following a cross-bolting sequence (
Figure 19: Cross-Bolting Sequence
74.
Install the four (4) alignment nuts and the four (4) heavy hex nuts to the tie bolts so that the lock collar can later be
secured to the top cap (
). Location of the four (4) alignment nuts is critical.
Figure 20: Correct Alignment Nut Installation
75.
Following a cross-bolting sequence, tighten the alignment nuts and heavy hex nuts to the appropriate torque (
, and
).
Table 2: Torque Specifications for Tie Bolts
Tie Bolt Diameter
Foot-Pounds (ft•lb)
Kilograms per Meter (kg/m)
½"
15–20
2.07–2.76
76.
Carefully slide the lock collar onto the outer shaft, and then tighten the lock collar cap screws.
77.
With the upper housing assembly attached to the insertion shaft, insert the insertion shaft into the outer shaft.
78.
Screw the outer shaft into the packing gland body, and then tighten the setscrews in the base of the packing gland
body to secure the upper housing assembly to the outer shaft.
79.
Insert the purge tube into the insertion shaft, and then screw the purge assembly into the insertion shaft.