Revision
11
Figure 4-8. High pressure water outlet.
b.
If
the pump discharge is proper, allow the pump to run at idle speed for approximately
one (1) to two (2) minutes to insure proper oil circulation.
c.
After warm up-period, disengage the clutch, connect the high pressure hose to the pump
discharge. The unit is now ready for operation.
If
you are using accessories, refer to
your NLB high pressure water jetting accessory manual for details.
6.
Water Inlet Bag Filter - PM3350 (Optional)
The maximum pressure/temperature rating
of
the filter is 300 psi
(20.
7 bar) at
100°F
(38
°C).
If
operating pressure can exceed 300 psi
(20.
7 bar) an automatic pressure relieving
or limiting device must be installed to protect the filter.
The maximum pressure across the filter media is
50 psi (3.4 bar). When filter outlet
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a.
Shut off flow to filter inlet.
Caution:
Pressure may exist; relieve any residual pressure in the filter. Drain the filter
if
desired.
b. Loosen the lid hold-down nuts and remove the lid.
c.
Remove the filter media. Clean or replace
as
necessary and reinstall in the filter.
If
it
was necessary to remove the perforated support basket, be sure to reinstall the flat
gasket. Contaminated by-pass may result
if
the flat gasket is not in place. Make sure
all flat gasket and sealing surfaces are clean.
d.
Reinstall the lid hold-down nuts.
© Copyright June, 2005 NLB Corporation
4-18
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