Prebena PKT-fillmaster 350, Operating And Maintenance Instructions Manual

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PREBENA compressor
•
PKT-- fillmaster
350
12
5. FAULT REMEDY
Fault Cause Remedy
Motor fails to start Electrical supply fault Check cables, fuses, compare
motor data with mains supply
Motor runs unevenly Drive V--belt worn Replace drive V--belt
Motor overload switch Insufficient voltage supply Switch off other consumers where Motor overload switch
switches off during
Insufficient voltage supply
owing to weak mains
Switch off other consumers where
possible g
operation
Connection cable too long
or thin
Use a suitable cable
High V--belt abrasion Insufficient V--belt tension Tighten g
(black coating on belt
guard)
Belt pulleys out of
alignment
Adjust
Compressor does not
reach final pressure
Line and/or condensate
drain tap leaking
Tighten, seal or clean
p
Final pressure safety valve
opens prematurely
Replace valve
Final pressure safety valve
vent connection not in
service position
Fully unscrew vent connection
Piston rings stuck or worn Ensure free movement of or
replace piston rings. Consult
qualified personnel
Excessive piston play Check play and replace parts.
Consult qualified personnel
Delivery capacity falls Pipes leaking Tighten connections y p y
Intake filter dirty Clean or replace filter insert
Excessive 3rd stage piston
play
Replace 3rd stage piston and
cylinder liner. Consult qualified
personnel
Intermediate pressure
safety valve opens
Intermediate pressure too
high, valves leaking
Check valves. Consult qualified
personnel
Compressor becomes
overheated
Cooling air supply
inadequate
Check set--up location. Max.
ambient tempe 40
°
C
Intake/pressure valve
leaking, ambient
temperature too high
Check valves and replace as
necessary. Consult qualified
personnel