Weh TK17 H2, Operating Instructions Manual

Page: 27 / 96

9. INSPECTION | MAINTENANCE
Please note: Subsequent mentions of descriptions and position numbers refer to
Chapter 3. Product overview / product description on page 10 .
Attention: If damage to the WEH
®
Product or restrictions to its functionality are
detected, measures as set out in Chapter 13. Troubleshooting on page 45 must be
taken. Damaged or leaking WEH
®
Products must be sent to WEH for maintenance.
9�1 Safety instructions for inspection and maintenance
- The WEH
®
Product must be depressurized and dismantled for maintenance work.
Î
Check the WEH
®
Product for leakage after maintenance work. Please refer to
Chapter 11. Checking the leak rate on page 41 .
- For inspection purposes, it is not necessary for the WEH
®
Product to be dismantled,
but it must be depressurized.
Î
Only use original WEH
®
Spare parts. These are exactly suited to the intended
application and subject to strict quality controls.
Î
Do not damage sealing surfaces or sealing components.
Î
Before reassembling; check the components, threads and, if present, the sealing
surfaces for damage and contamination. Should you find any damage, replace the
WEH
®
Product or send it to WEH for maintenance. Stop using the WEH
®
Product
immediately.
Î
Assemble the WEH
®
Spare parts absolutely free of oil, grease and dust.
Î Before each reassembly, clean the WEH
®
Product and the corresponding
components by blowing off with oil-free compressed air and remove any adhering
dirt using a damp, soft and lint-free cloth.
Do not use solvents. Use only clean water as cleaning agent.
Attention: Only use oil-free compressed air to blow off the dirt.
Note: Make sure that no cleaning agent gets into the gas channel ( Figure 15 ).
Î
Before using the adhesive or the WEH
®
Threadlocking adhesive, always degrease the
threads/surfaces to be glued with the WEH
®
Degreasing spray part no. E99-9.
MD-10013-L51-R1.6.0-03
Page 27
Operating instructions AE