Troubleshooting - King Canada Power Force KPW-3000FM Instruction Manual

PROBLEM
Engine will not start or stops while
operating
Engine is overloaded
Pressure increases when gun is
closed
Engine is running but pump won't
build maximum pressure or has
irregular pressure
No intake of chemicals
Trigger will not move
Water in crankcase
Noisy operation
Rough/pulsating operating with
pressure drop
High crankcase temperatures
PARTS DIAGRAM & PARTS LISTS
Refer to the Parts section of the King Canada web site for the most updated parts diagram and parts list.

TROUBLESHOOTING

CAUSE
1. Low-oil shutdown
2. Engine switch not in "ON" position
3. Pressure built up in the hose
1. Nozzle partially blocked
2. Excessive pressure
1. Bypass valve is blocked
1. Faucet closed
2. Unit has been stored in freezing
temperatures
3. Inadequate water supply
4. Water inlet screen clogged
5. Kink in garden hose
6. Wand tip worn or damaged
7. Air in pump
8. Engine speed not set to maximum
position
9. Suction or discharge valves
clogged or worn out
10. Bypass valve not operating
effectively
1. Injection tube not securely inserted
into unit
2. Tube cracked or split
3. Wrong nozzle
4. Injector turned off
5. Injection tube strainer clogged
6. Nozzle blocked
7. Dried chemicals injector
1. Gun safety lock engaged
1. High humidity
2. Worn seals
1. Worn bearings
2. Air mixed with water
1. Inlet restriction
2. Air mixed with water
1. Wrong grade of oil
2. Improper amount of oil in
crankcase
CORRECTION
1. Fill engine with oil
2. Turn switch "ON"
3. Squeeze trigger while starting
1. Clean nozzle
2. Shorten the spring coil of the reflux valve
1. Clean the bypass valve
1. Open faucet
2. Thaw out unit completely including hose, gun
and wand
3. Provide a minimum of 4 GPM at 20 PSI
4. Clean screen
5. Straighten garden hose
6. Replace wand
7. Let it run with gun open and wand removed
until steady stream of water is released
8. Set throttle to maximum position
9. Clean the suction or discharge valves
10. Clean the bypass valve
1. Push firmly into injector fitting
2. Replace tube
3. Switch to low pressure nozzle
4. Turn collar counter-clockwise
5. Clean strainer
6. Clean nozzle
7. Dissolve by running warm water
1. Release safety lock
1. Change oil more frequently
2. Change the oil seals
1. Change the bearing
2. Check inlet lines for restrictions and/or proper
sizing
1. Check system for stoppages, air leaks,
correctly sized inlet, plumbing to pump
2. Check inlet lines for restrictions and/or proper
sizing
1. Use SAE 10W30 oil
2. Adjust oil level to proper amount