Global Machinery Company 50L - Manual (Page 13)

13
Troubleshooting continued
Problem Possible Cause Suggested Remedy
Insufficient pressure or decreased
outlet capacity
Motor running too slow Use authorised service centre to check
and repair if necessary
Dirty air filter cartridge Clean or replace the filter cartridge
Leaking safety valve Use authorised service centre to repair
or replace the switch
Leaking pipe Use authorised service centre to check
and repair if necessary
Damaged gasket Use authorised service centre to check
and repair if necessary
Damaged or carbon coated valve seat Use authorised service centre to check
and repair if necessary
Damaged piston ring or cylinder Use authorised service centre to check
and repair if necessary
Open drain cock Check the drain cock, make sure it is
closed. If not immediately switch off the
unit as per the shut down instructions
and close the drain cock.
Air fittings leaking Check all air fittings. Make sure that
they are tight and not leaking at the
joins. If a quick release fitting is leaking,
disconnect it and reconnect it. If it
continues to leak replace the defective
fitting(s). If a male or female fitting is
leaking around the thread tighten using
a spanner. If the fitting is already tight
and can’t be tightened, unscrew the
connection and remove the Teflon tape.
Examine the condition of the fitting(s).
If the a fitting(s) is damaged replace
and reassemble using Teflon tape on
threaded fittings. If the fittings are OK
reapply Teflon tape and reassemble.