PREVOST H3-45 VIP Owner's Manual page 146

5-40 Other Features
PROBLEM
Slide- out moves
when vehicle is mov-
ing.
Slide- out moves
when vehicle is mov-
ing.
Slide- out retracts or
extends with dif-
ficultly.
Slide- out oscillates
vertically when
retracting or extend-
ing.
Slide-out vibrating or
noisy when extend-
ing or retracting.
Slide- out does not
retract up to its full
"in" position.
Bottom of slide- out
not flush with vehicle
body.
Top of slide- out not
flush with vehicle
body.
Lower edge of slide-
out not parallel with
vehicle body open-
ing.
CAUSE
Inflatable seal not inflated
Inflatable seal not inflated
Foreign matter accumulated in
the linear bearing;
Linear bearing balls hardened
due to a too heavy load;
Linear bearing mounting bolts
loose;
Worn-out anti-friction coating on
wiper seal around slide-out;
Lower acetal plastic
rubbing against rail;
Interference between
exterior extrusion and
vehicle upper horizontal
member above the slide-out;
Broken or misadjusted lower "in
limit" stopper;
Lower "in limit" stoppers are not
leaning against the structure at
the moment when the "in limit"
sensor detects the magnet;
Broken or misadjusted leveling
or retaining screw;
Faulty upper "in limit" stopper;
Faulty leveling and retaining
screw (4 screws on each side).
PA-1638 Owner's Manual X3-45 VIP
CORRECTIVE ACTION
Adjust the sensor position in order to have contact of
the stoppers against the structure at the time when the
system stops the slide-out retraction.
Check seal condition and seal air supply system.
Inspect the linear bearing end seals to see if they are in
good condition. If not, replace the end seals and clean
the inside of linear bearing.
If balls clearance is excessive, replace linear bearing.
Tighten mounting bolts.
Replace wiper seal.
block Remove lower acetal plastic block and machine down
1mm (0.039").
the
the Check for outer wiper seal lip straightness on the slide-
out roof.
Replace or adjust lower "in limit" stopper.
Adjust the sensor position in order to have contact of
the stoppers against the structure when slide-out is
stopped.
Check and replace screw.
Replace upper "in limit" stopper.
Inspect screws, replace and adjust slide-out level.