16
EN
oil heater IDX 20 D / IDX 31 D / IDX 50 D
Removing filters for cleaning or replacement
1. Remove the two filters from the filter housing (33).
31
32
30
33
2. Check both filters for dirt or damage.
Replace the prefilter (32) if needed.
If required, clean the foam filter (30) using a slightly damp,
soft, lint-free cloth. If the foam filter is heavily
contaminated, clean it with warm water mixed with a
neutral cleaning agent.
3. Allow the foam filter to dry completely. Do not put any wet
filters into the device.
4. Insert both filters into the filter housing (33). Ensure the
proper seating of the seal (31).
31
32
30
33
Assembling the filter housing
1. Attach the filter housing with filters and sealing.
2. Tighten the hexagonal bolts at the filter housing.
3. Fasten the pressure gauge in place.
