All Power APW5118 - Manual (Page 16)

15
Owner’s Manual
Trouble Shooting
• Water in crankcase
High humidity Change oil more frequently
Worn seals Change the oil seals
• Noisy operation
Worn bearings Change the bearings
Air mixed with water Check inlet lines for restrictions
and / or proper sizing
• Rough / pulsating, operating with pressure drop
Inlet restriction Check system for stoppages, air leaks,
correctly sized inlet plumbing to pump
Unloader Check unloader for proper operation
Air mix in water Check inlet lines for restrictions and or
proper sizing
• High crankcase temperatures
Wrong grade of oil Use recommended oil
Improper amount of
oil in crankcase Adjust oil to proper amount