Returning The Product For Servicing - Dellmeco DM 08/10 Instruction Manual

12.5. High air consumption during operation
Cause
The o-rings and sleeves are worn out.
12.6. Irregular noise
Cause
The supply air pressure too high.
The pump is clogged with sludge with particles of larger
than the permissible diameter.
12.7. Irregular vibration
Cause
The supply air pressure too high.
The sleeves are worn out.
Connection parts and pump mounting are loose.
If any of the above mentioned causes do not apply to your problem, contact your dealer or our office.

13. Returning the product for servicing

If you want to return the product for servicing, copy the Trouble-Reporting FAX Sheet, fill it out giving
the details of the problem and conditions of operation, and fax it to your dealer or our regional office.
1) Get an acceptance from your dealer or regional office.
2) Clean the pump.
3) Return the product in the same package as when it was first shipped from the factory.
22 I DELLMECO I AODD DIAPHRAGM PUMPS
Action to take
Disassemble the air-valve, check and clean. Replace
parts as necessary.
Action to take
Adjust the supply air pressure.
Disassemble the casing, check and clean.
Action to take
Adjust the supply air pressure.
Disassemble the air-valve, check and clean.
Replace parts as necessary.
Check each connection part and tighten the bolts.