Hangar 9 PULSE XT 40 ARF Assembly Manual page 18

Section 4: Landing Gear Installation
 
. .Step 4
Position.the.inner.4mm.nut.so.there.is.about.7/16".
(12mm).between.the.wheel.nut.and.landing.gear...
Tighten.the.4mm.locknut.onto.the.screw..The..
distance.may.require.some.adjustment.once.the..
wheel.pants.have.been.installed.

.Step 5
Repeat.Steps.2.through.4.for.the.remaining.wheel.
18
 
. .Step 6
Place.the.wheel.pant.over.the.wheel..Position.the.wheel.
pant.so.it.is.parallel.to.the.fuselage.centerline..Mark.the.
location.for.the.two.screws.from.the.back.of.the.wheel.
pant.using.a.felt-tipped.pen.