2. Always disconnect the electrical supply before attempting to
install, service, or perform any maintenance. If the power source is out of sight, lock
and tag in the open (off) position to prevent unexpected power applications. Discon-
nect electrical cord from power supply. Failure to do so could result in fatal electrical
shock. Only qualified electricians should repair this unit. Improper repair could result
in fatal electrical shock.
Brush Replacement
Brushes for this pump should be inspected after every 120 hours
of operation.
Pumps with excess of 120 hours of operation may stop operating or fail to start. This
could be due to worn brushes or carbon build-up. The brushes should be removed
and carbon removed. Worn brushes are not covered under warranty.
1. Disconnect electrical cord from power supply.
2. Remove brush caps with screwdriver.
3. Remove old brush assembly.
4. Insert new brush assembly.
5. Replace brush caps.
Figure 4
For other problems, consult troubleshooting chart
SPECIFICATIONS
Motor ：1/2 HP Single Phase, 120 V, 60Hz, 8,000 RPMSeries Wound (brush type)
AC operation
Maximum Fluid Temperature：120°F
Inlet/Outlet Openings 3/4” NPT
Maximum Case Pressure 100 PSI
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