Precision Turbo and Engine Precision Turbo & Engine PW46 Wastegate User Manual

Page 6

PART NUMBER:

PBO085-2000

NAME: PW46

DESCRIPTION:

46MM EXTERNAL WASTEGATE

Wastegate spring removal and installation continued

3. Remove the spring/springs from the wastegate. Determine which spring/springs you will be installing
using the Wastegate Spring Utilization Chart on page 8. Install the spring/springs into the wastegate, on
top of the diaphragm. Use care to ensure that you do not to tear or scratch the diaphragm.

4. Visually align the bolt holes of the top and bottom cans. Now compress the wastegate can top until it
is seated with the wastegate can bottom. Use of a press or vice may be necessary depending on spring
selection. Make sure that the bolt holes are aligned before tightening. It may be necessary to rotate the
wastegate can top to align the bolt holes. If needed, relieve tension on top, rotate and recompress. Once
bolt holes are aligned, install the six 4mm hex head cap screws. Tighten the cap screws in a criss cross
pattern to 51-55 inch lbs or 5 ft lbs. (5.8 – 6.2 Newton Meters)