TUBE AS 9Z8027 - Caterpillar

Illustration 1 g00455010
(1) Dust valve
(2) Clamp
(3) Lower precleaner bowl Note: Do not paint the rubber dust valves (1). Paint will cause the rubber to harden and the rubber may not seal properly.Loosen the clamps (2) on the precleaner. Remove lower precleaner bowl (3) and dust valves (1). Clean lower precleaner bowl (3) and dust valves (1) with air pressure. Make sure that all of the tubes within the precleaner are free of dirt. Clean the tubes, if necessary. Install the clean lower precleaner bowl (3) and the clean dust valves (1).
Do not operate the machine with the dust valves removed. Engine damage can occur.