NORAC UC4.5-BC-RA1 - Manual (Page 28)

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8.2 Valve Assembly – Double Acting
1. On a clean surface remove the plastic plugs from the block.
2. Install the 6MB-4MBSPP fittings (*F04) into the “P” and “T” ports on the NORAC block.
Tighten to 18 ft-lbs (24 Nm).
3. Insert the orifices (F01) into the “B” ports with the notch facing out.
4. Insert the orifices (F01) into the “A” ports with the notch facing in.
5. Install the 6MB-4MBSPP fittings (*F03) into the “A” and “B” ports on the NORAC block.
Tighten to 18 ft-lbs (24 Nm).
Figure 30: NORAC Valve Block Details – Double Acting