Important:Ifeitherlterhasahole,tear,or
otherdamage,replacethelter.
3.Installtheltersandthegratewiththe
thumbscrews.
Cleaningthe
Air-ConditioningCoil
ServiceInterval:Every50hoursCleanthe
air-conditioningcoilmore
frequentlyinextremelydusty
ordirtyconditions.
1.Performthepre-maintenanceprocedure;refer
toMaintenanceSafety(page45).
2.Liftthe4tabsontheair-conditioningscreen
(Figure94)andremovethescreenfromthetop
ofthecab.
g033067
Figure94
1.Screen2.Tab(4)
3.Disconnecttheplugandcordforthefansfrom
theoutlet(Figure95).
g033068
Figure95
1.Knob(2)
3.Fanpanel
2.Fan(2)4.Plugandcord(2)
4.Removethe2knobsthatsecurethefan-panel
assemblyandfanstotheundersideofthecab
top(Figure95)andremovetheassembly.
5.Cleanthescreen,air-conditioningduct,fans,
andfanpanelusinglow-pressureairnogreater
than276kPa(40psi).
Important:Donotusewatertoclean
thecondenserbecausemoistureonthe
componentsattractsdirtanddust,which
makethecomponentsmoredifculttoclean.
6.Installthefan-panelassemblyandfanstothe
undersideofthecabtopwiththe2knobsthat
youloosenedandremovedinstep4.
7.Connectthecordforthefansthatyou
disconnectedinstep3intotheoutlet.
8.Installtheair-conditioningscreenintheopening
inthetopofthecabandsecureitbyclosingthe
4tabsonthescreen.
65