With a spot of work more security and lifespan Vital steps for proper engine conservation prior to temporary periods of inactivity (or seasonal breaks) are often not taken seriously enough by some aircraft owners. Unfortunately, annual inspections reveal such shortcomings all too often. Even if a motorised glider is not stored in a damp trailer, the advice given in maintenance and engine manual should be followed in the interest of future engine reliability and a long service life. Further details can be found in the manuals of the various models. For your convenience we are providing the most important extracts below: ASW 22 BE with Rotax 505      ASW 22 BLE 50R with Diamond AE50R      ASW 24 E with Rotax 275    ASH 25 E with Rotax 275      ASH 25 M with Diamond AE50R      ASH 25 Mi with Diamond IAE50R-AA    ASH 26 E with Diamond AE50R      ASW 28-18 E with SOLO 2350    To reduce the humidity, an air dehumidifier (camping gear) can be very helpful, placed into a sealed trailer or into a sealed engine compartment (e.g. into the barograph box). A source of supply you can find here: www.enderscolsman.de