Hypertherm HyPrecision Predictive P-15 Operator's Manual page 189

8 – Pump specifications
Special fittings
High-pressure water fittings are designed to make a tight seal. If a fitting is installed
incorrectly, it can fail.
WARNING
Do not tighten a fitting too much. The fitting can fail.
WARNING
Output adapter
High-pressure water fittings
(gland nuts)
1/4 inch
3/8 inch
9/16 inch
Incorrectly installed collar: The collar interferes with the sealing surface.
HyPrecision Predictive waterjet pump Operator Manual 810120
Wrench size
1 inch
5/8 inch
13/16 inch
1-3/16 inch
Correctly installed collar: The sealing surface is showing.
Torque
N∙m lbf ∙ ft
115 85
34 25
68 50
150 110
189