Repair
334654B 7
4. Tap piston rod out of cylinder with a
hammer or flip over and tap piston rod
out against a bench.
5. Remove piston rod from sleeve.
6. Unscrew piston valve from piston rod.
Do not clean or wipe the piston valve
threads. Cleaning the piston valve threads
could destroy the special sealing patch and
cause the piston valve to come loose
during operation, causing a pump burst
and possible serious bodily injury.