Aussie Pumps AB Scud 40 Instrukcja obsługi - Strona 9
Przeglądaj online lub pobierz pdf Instrukcja obsługi dla Myjka ciśnieniowa Aussie Pumps AB Scud 40. Aussie Pumps AB Scud 40 16 stron. Stainless steel frames, 3,000/4,000 psi
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March 2018
TROUBLE SHOOTING GUIDE
FAULT
Pump running normally but
pressure low on installation
Fluctuating Pressure
Pressure low after period of
normal use
Pump Noisy
Presence of water in oil
Water dripping below pump
Oil Dripping
Unloader valve switches
repeatedly when gun is off
Leaky piston rod
Leaky by-pass at nominal
pressure
Pressure gauge shows high
pressure fluctuations when
shutting off gun
Engine will not start
For engine troubleshooting refer to the Honda engine handbook.
Aussie AB Scud Cadet Series ... Operation & Maintenance Manual
CAUSE
Pump sucking air
Valves sticking
Unloader valve seat faulty
Nozzle incorrectly sized
Worn piston packing
Valves worn
Valves blocked
Pump sucking air
Worn piston packing
Nozzle worn
Check valves worn
Check valves blocked
Unloader valve seat worn
Worn piston packing
Cracked pistons as a result of dry
running
Air in suction
Broken or weak suction or delivery
valve spring
Foreign matter in valves
Worn bearing
Excessive temperature of liquid
Oil seal worn
High humidity in air
Piston packing worn
Piston packing worn or plunger
retainer worn
Travel plug in use on pump
Oil seal worn
Leaking gun and/or pressure pipe.
Leaky sleeve
Worn out kick-back valve body
Leaky seals
Defective O-Ring/Support Ring
Nozzle too small, too much water on
by-pass.
Worn out unloader valve
Valve set too high above operating
pressure
Dirty valve
Out of petrol
Engine defect
Aussie Pumps
REMEDY
Check water supply and possibility of air
ingress.
Check and clean or replace if necessary
Check and replace
Check and replace
Check and replace
Check and replace
Check and replace
Check water supply and air ingress at
joints in suction line
Check and replace
Check and replace
Check and replace
Check and clean
Check and replace
Check and replace
Replace pistons
Check water supply and connections on
suction line
Check and replace
Check and clean
Check and replace
Reduce temperature
Check and replace
Check and change oil twice as often
Check and replace
Check and replace
Replace with breather plug
Check and replace if necessary
Renew gun, seal pressure pipe
Renew sleeve
Check and renew as necessary kick-back
valve plate and seat
Renew seals
Renew piston rod seals and examine
surfaces in guide case
Install larger nozzle
Examine and renew as necessary.
Adjust the unloader at the operating
pressure.
Clean valve (removing lime deposits etc).
Grease parts before re-installing.
Fill tank with petrol
Return to engine service agent
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