Ag Spray Equipment RM55 - Manual (Page 11)

11
TROUBLE SHOOTING
PROBLEM CAUSE
1. NO PRESSURE A. STRAINER CLOGGED
B. PUMP SUCKING AIR or PUMP HAS AIR
LOCK. CHECK HOSES FOR CRACKS
or HOLES. MAKE SURE FITTINGS
ARE TIGHT.
C. SUCTION LINE COLLAPSING – NEED
STIFFER HOSE.
D. WORN or LEAKING SEALS.
2. PUMP RUNS, BUT LOW PRESSURE A. SUCTION LINE & FITTINGS STOPPED
UP or HOSE KINKED.
B. WORN ROLLERS or PUMP HOUSING.
C. STOPPED UP STRAINER.
3. PUMP PRESSURE GOOD BUT LOW
OUTPUT THROUGH NOZZLES
A. NOZZLE SIZE MAY BE TOO SMALL.
CHECK CALIBRATION & GALLONS
PER ACRE.
B. INLET LINE TOO SMALL or BLOCKED
OFF.
C. BY-PASS OPEN TOO MUCH. CLOSE
SLIGHTLY.
4. EXCESSIVE VIBRATION or NOISE
FROM PUMP
A. POSSIBLE LOOSE COUPLER –
DAMAGED SHAFT.
B. EXCESSIVE PTO or ENGINE SPEED.
C. ROTOR or INTERNAL PROBLEM.