7
Direc
tions
f
o
r R
oo
f Prep
aration
A.
Use
a pr
essure
washe
r
o
r a
hos
e wit
h
a
spra
y
no
zzle t
o
rem
o
ve l
oos
e dirt
an
d deb
ris fro
m t
h
e
entire
r
oo
f.
B.
C
o
mbi
n
e y
ou
r mild liq
u
id
dish so
ap
so
l
ution
wi
th
warm water
in a bu
cket
or sp
ray b
ott
le.
a.
A 20:1
ratio
o
f warm water
an
d mild liq
u
id
dish
so
ap clea
n
er
shou
ld be
suffi
ci
ent
f
or n
ew
r
oofin
g
surf
a
ces
(abou
t 6
o
z
o
f
so
ap per gall
on
o
f water).
Usin
g c
o
ld
o
r tepid wate
r is no
t
rec
o
mm
en
ded a
s
t
his
will red
u
ce
th
e
s
tr
en
g
th o
f t
h
e a
dhesi
ve b
ond
.
b.
Alway
s
c
onsu
lt wit
h
the
RV ma
nufactu
rer f
o
r
o
p
ti
mal
clean
i
n
g met
ho
d
s
.
C.
Usin
g a medi
u
m bri
s
tle br
ush an
d t
h
e cl
eaning so
l
ution
beg
in s
cr
u
bbi
n
g t
h
e r
oofing surf
ace i
n
s
mall ar
eas
that a
re
easi
ly r
eacha
ble
on
y
our han
d
s an
d k
n
ee
s
(E.g. arm
’s
l
en
g
th
o
r 3’ X 3’
areas
).
a.
Beg
inn
i
n
g at
on
e e
nd
o
f t
h
e r
oof an
d
wo
rki
ng
t
o
ward
the po
i
n
t
o
f exit
on
t
h
e r
oo
f w
h
ere
the so
lar pa
nels
will be placed.
b.
Be
su
re t
o
al
so
prepare t
h
e
areas
wher
e t
h
e cable
tie
moun
t
s
will be placed [See
se
c
tion
f
o
r ROUTING THE CABLE].
D.
Scr
u
b t
h
e r
oofin
g
surf
ace i
n
a circ
u
lar m
otion
applyi
n
g a m
o
derate am
oun
t
o
f pr
essure until an
y
v
is
ible evid
en
ce
o
f dirt a
n
d debri
s is
rem
o
ved. O
ften,
a
ft
e
r su
rface dirt i
s r
em
o
ved
, a
li
gh
t yell
o
w
su
rface c
o
l
oration is
o
b
se
rvab
le. If such
a yell
o
w
surf
ace
is
v
is
ib
le,
repeat t
h
e
scru
bbi
n
g
s
t
ep until
the
yell
o
w d
isa
pp
ears,
leavi
n
g a
clean
white
c
o
l
o
red
su
rface.
E.
Ri
nse
th
e r
oo
f
with
water t
ho
r
ough
ly t
o
av
o
id a
n
y re
s
i
du
e
bu
il
du
p.
F.
F
o
r EPDM r
oofs,
wipe t
h
e area w
h
ere t
h
e P
o
werFLEX
TM
pa
nels
will be ad
h
ered wi
th Iso
pr
o
pyl
Alc
oho
l.
G.
I
n
t
h
e ca
s
e
o
f Gel-c
o
ated Fibergl
ass roofs,
t
h
e i
so
pr
o
pyl alc
oho
l wipe i
s no
t req
u
ired. H
o
wev
er,
a
final su
rface wax rem
o
val
s
tep
is
req
u
ired wit
h an a
ppr
o
priate wax-rem
o
ver
o
r acet
on
e
is
req
u
ired. Al
l the
o
t
h
er
su
rface prepara
tion
s
tep
s
are id
entical
t
o
EPDM r
oofs.
DOCUMENT NO. 1000564 REV. E
