QR400 Manual
19
TROUBLE SHOOTING
PUMPS AND PRESSURE CONTROLLER
PROBLEM
PROBABLE CAUSE
REMEDY
Pump does not deliver
pressure
If good flow is being achieved from bypass
back to the tank
Sting pressure regulator not set for pressure
Set the lever to PRESS and adjust the
handle
Damaged or worn seat or spring in pressure
regulator
Replace with sting repair kit of new spring
Sticking pressure regulator slide
Remove slid and lubricate with marine
grease
Spray nozzle/s worn, missing, or exceeding
pump capacity
Replace spray nozzle/s with correct size
If irregular flow from by-pass to tank
One of more of the pump valves not seating
Clean or replace valves
Sucking air though the suction line, suction
fittings or filter
Examine and repair
Air has not been entirely evacuated from the
pump
Run pump in the BYPASS mode unitl all air
is evacuated
Blocked suction filter or ball valve closed
Clean filter or open ball valve
Motor to pump drive belts loose/broken or
direct coupling damaged
Tension belts or replace. Replace direct
coupling sprockets and chain
Ruptured spray hoses or fittings
Repair or replace
Pump delivers insufficient
pressure
If hoses are jumping
One or more of the pump valves not seating
properly
Clean or replace valves
Diaphragm split (Oil will go milky in colour)
STOP PUMP! Replace all 3. See pump
manual
Air has not been entirely evacuated from the
pump
Run pump with lever in BYPASS position
until all air has been evacuated
Sucking air through the suction line or filter
Examine and repair
Oil lever is low
Top up with ASE30 or 10W30
Содержание QUIKSPRAY QR400 UTV SYSTEM
Страница 24: ...QR400 Manual 23 PARTS DIAGRAMS KARIN PRESSURE CONTROLLER PARTS EXPLOSION ...
Страница 25: ...QR400 Manual 24 PARTS DIAGRAMS PUMP PA430 PARTS EXPLOSION ...
Страница 26: ...QR400 Manual 25 PARTS DIAGRAMS T 400 NOZZLE PARTS EXPLOSION ...
Страница 27: ...QR400 Manual 26 QR50 QR100 PARTS DIAGRAMS WIRING SCHEMATIC T 400 NOZZLE PARTS EXPLOSION ...
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