Do you need to replace your wing deicing boots? Check the list below, then see why you should choose the SMR De-Icinig System.
|Condition||Replacement Criteria||Recommended Action|
|1.||Foreign Object Damage (FOD)||Any damage beyond allowable repair limits per manual 97-33-047||Replace Deicer|
|2.||Surface Erosion||Exposed stitch line threads or excessive leakage||Replace Deicer|
|3.||Cut, tear or rupture||Cut, tear or rupture exceeding 3/4″ in length||Temporary Repair Manual 97-33-047- Replace Deicer|
|4.||Cut, tear or rupture within 1/8″ of a stitch line||Cut, tear or rupture within 1/8″ of a stitch line||Temporary Repair Manual 97-33-047- Replace Deicer|
|5.||Cut, tear or rupture that extends into the fabric stitch line||Cut, tear or rupture that extends into the fabric stitch line||Temporary Repair Manual 97-33-047- Replace Deicer|
|6.||De-bonding/swelling due to leaky integral fuel tank (Wet Wing)||Area De-bonded or the surface swollen tubes unable to pull vacuum to flat condition||Replace Deicer|
|7.||Excessive Repairs||Repairs exceeding repair limits as prescribed per maintenance manual 97-33-047||Replace Deicer|
|8.||Pinholes in boot at leading edge||Multiple pinholes on leading edge surface||Replace Deicer — Ensure replacement deicer has an electrical path from conductive surface of the deicer to the aircraft wing|
|9.||Bulge or stitch line failure||Any Bulge located in inflatable area of deicer||Replace Deicer|
|10.||Improper Maintenance (Use of unauthorized additives, adhesives, waxes or polishes)||Multiple surface cracks/splits||Replace Deicer — Perform proper maintenance per manual 97-33-047|
NOTE: Airframe manufacturer’s manuals supersede this replacement guide in any case where the two do not agree.