Troubleshooting
309869C
35
Troubleshooting
Check all other possible problems and solutions before disassembling the pump. Before you trouble-
shoot problems using the table below, relieve the pressure and disconnect the pump fluid line. If the pump
starts when the air is turned on again, the fluid line, dispensing valve, etc., is clogged.
WARNING
Read warnings beginning on
page 3
.
Problem
Cause
Solution
Pump fails to operate
Inadequate air supply pressure or
restricted air lines
Increase air supply; clear
Closed or clogged dispensing valve
Open; clear
Clogged fluid lines, hoses, valve, etc.
Clear
Damaged air motor
Service air motor
Exhausted fluid supply
Refill and reprime or flush
Continuous air exhaust
Worn or damaged air motor gasket,
packing, seal, etc.
Service air motor
Erratic pump operation
Exhausted fluid supply
Refill and reprime or flush
Pump operates, but output low
on down stroke
Held open or worn intake valve or pis-
ton packings
Clear; service
Pump operates, but output low
on up stroke
Held open or worn piston ball or piston
packings
Clear; service
Pump operates, but output low
on both strokes
Inadequate air supply pressure or
restricted air lines
Increase air supply; clear
Closed or clogged valves
Open; clean
Exhausted fluid supply
Refill and reprime or flush
Clogged fluid lines, hoses, valves, etc. Clear
Summary of Contents for Mini Fire-Ball 246775
Page 36: ...Troubleshooting 36 309869C FIG 1 25 24 37 20 17 31...
Page 37: ...309869C 37...
Page 49: ...Notes 309869C 49 Notes...