Hypertherm HyPrecision 50S, Operator'S Manual

Page: 91 / 202

HyPrecision 50S/60S/75S Operator Manual 808690 91
5 – Preventive maintenance
Preventive main
tenance
Replace the water filters
Hypertherm HyPrecision 50S, 60S, and 75S pumps have 3 filters that remove contaminants from the supply
water.
Required parts, tools, and materials
11105 Water filter cartridge, 0.45 micron, 10 inch
11106 Water filter cartridge, 1.0 micron, 10 inch
11107 Water filter cartridge, 10 micron, 10 inch

These parts are included in the 15569 HyPrecision S-series standard spares kit.
Filter wrench (included in the 12084 HyPrecision standard tool kit)
Recommended materials
Bucket or pail
Do this task when the pump is not running.
1. Turn OFF the water to the pump.
2. Open the water valve to drain the water from the system. Make sure that the water pressure gauges
show 0.0 bar or 0 kPa (0 psi).
3. Use a filter wrench to loosen each of the filter housings.
CAUTION
Failure to correct the cause of a leak can cause damage to the water fittings.
Replace all of the filters at the same time.
Service Interval
Replace the water filters
After every 1,000 hours of operation or if the difference
between the values on the pre- and the postfilter
water-pressure gauges is higher than 0.69 bar
or 69 kPa (10 psi)
2
3
1
1 Water valve in the open position 2 Prefilter water pressure
3 Postfilter water pressure