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TROUBLESHOOTING
Failure to Pump
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Problem: The pump fails to develop pressure when the hand lever is operated.
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Solution: Verify that the vent valve is closed and that there is sucient uid in the reservoir. If necessary, add uid through the ll plug and follow the Pump
Priming Procedure.
If the failure continues, one or both of the check valves may be leaking. Use the following procedure to replace both the high pressure and low pressure o-rings.
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To Replace the Check Valve O-rings
1 Raise the pump handle to the top of its stroke.
2 Position the valve rod selector for the o-ring you wish to replace.
(a) Pull out the valve rod selector to select the low pressure/high volume setting.
(b) Push in the valve rod selector to select the high pressure/low volume setting.
3 Remove the plug and o-ring from the port for the check valve o-ring you wish to replace.
Low pressure/high volume check valve plug and o-ring. High pressure/low volume check valve plug and o-ring.
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