(d) Insert one retainer into opposite holes in aluminum plate so that retainer will
hold filter assembly in place against plate.
(e) Install washer (MS27183-15) and wing nut on threaded ends of retainer. Place
o n e end of chain handle assembly and wing nut on other threaded end of
(f) Repeat steps (d) and (e) to install second retainer.
( g ) Tighten wing nuts evenly until filter seal is uniformly compressed along
e n t i r e circumference.
(8) Installation of Ground Hop Filter.
Prior to removal of air cleaner-to-turbosupercharger hose
a s s e m b l y , mark it with chalk or grease pencil. This will
i n d e x the hose for easy installation and ensure proper
(a) Remove air cleaner-to-turbosupercharger hose assembly from engine.
(b) Install filter on turbosupercharger elbow.
Engine intake openings must be plugged or taped when
filter units are not attached.
(9) Maintenance of Ground Hop Filter.
C l e a n filter element as necessary. Never
( a ) Inspect filter unit prior to use.
ground hop using a dirty filter.
(b) Keep modified hose assembly on ground hop air filter plugged when unit is not
in use to prevent dirt from entering clean air inside of filter unit.
( c ) Remove unit when ground hopping operations are discontinued to prevent
filter from being exposed to elements.
(10) Stowage. Upon completion of ground operations, perform the following:
(a) Clean ground hop filter:
Compressed air used for cleaning purposes must not exceed
90 psi. Use only with effective chip guarding and personal
protective equipment (goggles/shield, gloves, etc.).
Direct compressed air (not to exceed 90psi) against inside of filter element.
Place each filter in duffel bag with flat end facing duffel bag bottom.
Place each air hose, with clamps into duffel bag on top filter. Close duffel
bag using snap fastener.