Rockworth AO680/1800 User Manual Download Page 6

Before working on the washer, disconnect the lug from the power supply socket. 

  To ensure good performance, check and clean the suction and detergent filters after every 

50 hours of operation FIG. 11. 

  Clean the nozzle with the tool provided. Remove the lance from the gun; remove any dirt 

from the nozzle hole (FIG. 12) and rinse. 
 

9. TROUBLE-SHOOTING 

Disconnect from the electrical power supply before carrying out user maintenance or 
checking its correct functioning.

 

To avoid unnecessary disappointments, you should check the following before contacting 

the service organization: 

Symptom

 

Cause

 

Recommended action

 

Machine refuses 

to start

 

Machine not plugged 
in  
Defective socket 
Fuse has blown 
Defective extension 
cord 

Plug in machine 
Try another socket. 
Replace fuse. Switch off other 
machines. 
Try without the extension cord. 

Fluctuating 

pressure

 

Pump sucking air 
Valves dirty, worn 
out or stuck 
Pump seals worn out 

Check that hoses and connections 
are airtight. 
Clean and replace or refer to local 
distributor 
Clean and replace or refer to local 
distributor 

Machine stops

 

Fuse has blown 
Incorrect mains 
voltage 
 
Thermal sensor 
activated 
Nozzle partially 
blocked 

Replace fuse. Switch off other 
machines. 
Check that the mains voltage 
corresponds to specification on the 
model tag. 
Leave the washer for 5 minutes to 
cool down. Clean the nozzle   

Fuse blows

 

Fuse too small 

Change to an installation higher 
than the amp. consumption of the 
machine. You may try without the 
extension cord. 

Machine 

pulsating

 

Air in inlet hose 
 
Inadequate supply of 
mains water 
 
Nozzle partially 
blocked 
Water filter blocked 
Hose kinked 

Allow machine to run with open 
trigger until regular working 
pressure resumes. 
Check that the water supply 
corresponds to specifications 
required  

NB! 

Avoid using long, thin hoses 

(min. 1/2") 
Clean the nozzle   
Clean the filter   
Straighten out hose. 

Machine often 

starts and stops 

Pump/spray gun is 
leaking Centre. 

Contact your nearest Service 
 

by itself

 

Machine starts, 

but no water 

comes out

 

Pump/hoses or 
accessory frozen   
No water supply   
Water filter blocked   
Nozzle blocked 

Wait for pump/hoses or accessory 
to thaw.   
Connect inlet water. 
Clean the filter   
Clean the nozzle   

In case problems other than the above occur, please contact your local distributor. 

10. Circuit Diagram 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
11. DISPOSAL 

Recycling the washer   

Do not dispose of electrical appliances as unsorted municipal waste, use separate collection 

facilities. 

Contact you local government for information regarding the collection systems available. 
If electrical appliances are disposed of in landfills or dumps, hazardous substances can leak 

into the groundwater and get into the food chain, damaging your health and well-being. 

When replacing old appliances with new ones, the retailer is legally obligated to take back 

your old appliance for disposals at least free of charge. 

 
 
 

12.Warranty Information 

Rockworth products have a limited warranty against defects in material and workmanship from the date 
of purchase. Rockworth products are designed for Domestic/Light Industrial use and the warranty does 
not apply to defects resulting from accidental damage, improper use, or exceeding the design limits of the 
product. 
 
Please take time to read the instruction manual provided. For more information on the range, please visit 
www.rockworthproducts.co.za 
 
Rockworth is exclusively manufactured for and distributed by Agrinet (Pty) Ltd. 
 
Private Bag x165, Centurion, 0046         
T: +27(0) 12 657 2222         
E: [email protected] 

 

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