13 Maintenance 13.11 Cab / Operator's platform 67089 86814 13.11.3 Cleaning the cab roof units Observe the general warnings at the beginning of the "Maintenance" chapter. Note! Dirty units will have reduced heating and cool- ing capacity. Uneconomic use of machine. Observe the specified maintenance intervals. Clean the units more frequently when working in very dusty conditions. WARNING: Cleaning of sensitive components with exces- sive levels of compressed air or other cleaning means. Component damage. Never direct the compressed air jet directly to sensitive components such as cooling fins or filter elements. Never use a steam jet cleaner for cleaning. 2 Open cab roof (1).
Unscrew cover from cab. Blow out evaporator (3) and hot-water radiator (4) with compressed air (5 bar max.). Replace damaged seals (1) beneath the cover. Bolt down cover from cab. Close cab roof (1). 4 3 124 23854 00 0293 210 2 - BA DOMINATOR 150/140/130 - 12/09 349 Designation 2 Fan 3 Evaporator 4 Radiator