14
6.2
Expansion Block Assembly
1.
Loosen the existing 2 station valve block so that it can be moved and/or twisted for the
installation of the expansion block.
2.
Remove the three 4MBP plugs from the 2 station valve block.
3.
Coat the three o-rings in hydraulic oil and install them into the expansion block. Ensure the
o-rings are seated properly.
4.
Thread the 4.5” studs into the existing 2 station valve block.
5.
Attach the expansion block to the 2 station block using the included spring washers and
nuts.
6.
Tighten the nuts on the studs to 31 ft-lbs.
Figure 13: NORAC Expansion Block Assembly