For Alkota pressure washer troubleshooting, the owner or repairman will need a good manual which is presented below. If the pressure washer of the Alkota brand is not working is not turning on or there are other problems, you can independently determine the degree of damage to household appliances and make a decision – to contact the service center, to call a repairman or to repair the breakage yourself.
Alkota 5305A pressure washer troubleshooting
| Trouble | Possible Cause | Remedy |
|---|---|---|
| Frequent valve recycles | Damaged check valve O-ring | Remove and replace |
| Leaking connections | Check or renew | |
| Restricted bypass or too small diameter of | Clean or adapt passage diameter | |
| Valve does not reach pressure | Piston O-rings worn out | Remove and replace |
| Debris between seat and shutter | Clean the seat | |
| Seat worn out | Remove and replace | |
| Nozzle worn out | Remove and replace | |
| Incorrect choice of nozzle | Fit with smaller nozzle | |
| High pressure peaks at gun closure | There is not a minimum of 5% of total flow discharged in bypass | Reset Correctly |
| Excessive flow in bypass | Change type of valve or adjust passages | |
| Adjustment with spring totally comDressed | Loosen adjustment screw and eventually | |
| Valve does not discharge at low pressure at gun closure | Jammed check valve | Jammed check valve |
| Debris on check valve | Clean |
Alkota 435EK pressure washer troubleshooting
| Trouble | Possible Cause | Remedy |
|---|---|---|
| Oil leaking in the area of water pump crankshaft | Worn crankshaft seal, bad bearing, grooved shaft, or failure of retainer o-ring. | Remove and replace. |
| Excessive play on crankshaft | Defective bearings. Excess shims. | Set up crankshaft. |
| Loud knocking in pump | Loose connecting rod screws. | Tighten connecting rod screws per PUMP SPECIFICATIONS |
| Worn connecting rod. | Replace connecting rod per PUMP MAINTENANCE. Replace bearings per PUMP MAINTENANCE. Tighten plunger screw per PUMP SPECIFICATIONS. | |
| Worn bearings. | ||
| Loose plunger bushing screw. | ||
| Oil leaking at the rear portion of the pump | Damaged or improperly installed oil gauge window gasket or rear cover. Oil gauge loosed. | Replace gasket or o-ring. |
| Rear cover screws loose. | Tighten oil gauge. | |
| Pump overfilled with oil, displaced through crankcase breather hole in oil cap/dipstick. | Tighten rear screws to torque values in PUMP SPECIFICATIONS. | |
| Drain oil. Refill to recommended oil level as stated in OIL LEVEL in PUMP MAINTENANCE. | ||
| Water in crankcase | May be caused by humid air condensing into water inside. Worn or damaged plunger screw o-ring. | Maintain or step up lubrication schedule. |
| Remove and replace. | ||
| Worn bearing | Excessive belt tension. Oil contamination. | Check oil type and change intervals per PUMP SPECIFICATIONS. |
| Short bearing life | Excessive belt tension. Misalignment between pump and motor. | Re-align pump and motor. |
| Oil has not been changed on regular basis. | Check oil type and change intervals per PUMP SPECIFICATIONS. | |
| Short seal life | Damaged plunger bushing. Worn connecting rod. Excess pressure beyond the pump’s maximum rating. High water temperature. | Replace plunger bushing. |
| Replace connecting rod. | ||
| Match pressure stated in PUMP SPECIFICATIONS. | ||
| Lower water temperature stated in PUMP SPECIFICATIONS. | ||
| Dirty or worn check valves | Normal wear. Debris. | Remove and replace. |
| Check for lack of water inlet screens. | ||
| Presence of metal particles during oil change | Failure of internal component. New pump. | Remove and disassemble to find probable cause. |
| New pumps have machine fillings and debris and should be drained and refilled per PUMP SPECIFICATIONS. | ||
| Water leakage from under head | Worn packing. | Install new packing. |
| Cracked/scored plunger. | Remove and replace plunger. | |
| Failure of plunger retainer o-ring. | Remove and replace plunger retainer o-ring. | |
| Loud knocking noise in pump | Pulley loose on crankshaft. | Check key and tighten set screw. |
| Defective bearing. | Remove and replace bearing. Remove and replace. | |
| Worn connecting rod, crankshaft, or crosshead. | ||
| Frequent or premature failure of the packing | Scored, damaged, or worn plunger. | Remove and replace plungers. |
| Overpressure to inlet manifold. Abrasive material in the fluid being pumped. | Reduce inlet pressure. | |
| Excessive pressure and/or temperature of fluid being pumped. Over pressure of pumps. | Install proper filtration on pump inlet pumping. | |
| Running pump dry. | Check pressures and fluid inlet temperature. Be sure they are within specified range. | |
| Reduce pressure. | ||
| Do not run pump without water. | ||
| Low Pressure | Dirty or worn check valves. Worn packing. | Clean/replace check valves. |
| Belt slipping. | Remove and replace packing. | |
| Improperly sized spray tip or nozzle. | ||
| Inlet filter screen is clogged. Pitted valves. | Clean inlet filter screen. | |
| Erratic pressure; pump runs rough | Dirty or worn check valves. | Clean/replace check valves. |
| Foreign particles in valve assemblies. | See temperature in PUMP SPECIFICATIONS. | |
| High inlet water temperature. | ||
| Scored plungers | Abrasive material in fluid being pumped. | Install proper filtration on pump inlet plumbing. |
| Fitted plungers | Cavitation. | Decrease inlet water temperature and/or increase inlet water pressure. |
| Cavitation | High inlet fluid temperature, low inlet pressure. | Lower inlet fluid temperature and raise inlet fluid pressure. |