Rotary Screen, Oil Cooler, Condenser, Radiator, and Charge Air Cooler

H106847-UN-08FEB13

A - Latches

B - Rotary Screen Door

Pull latches (A) and open rotary screen door (B).

Tier 2/Stage II and Tier 3/Stage IIIA (Style A)

H106852-UN-08FEB13

A - Condenser

B - Vacuum Duct

C - Transfer Duct

Check rotary screen daily to be certain it turns freely.

Clean rotary screen with a brush and compressed air when dirt and chaff builds up on or behind screen.

Clean condenser (A), oil cooler, charge air cooler, and radiator.

Clean out dirt from the lower vacuum duct (B) and transfer duct (C).

When using high-pressure air or water, be careful of fin damage to coolers. Use a fin comb to straighten bent fins. Bent fins decrease cooler performance.

Close and latch the rotary screen door.

Tier 2/Stage II (Style B) and Final Tier 4/Stage IV

H106853-UN-08FEB13

H106854-UN-08FEB13

A - Lockout Pin

B - Fuel Cooler

C - Radiator

D - Vacuum Duct

E - Condensers

F - Rotary Screen Door

G - Transfer Duct

Check rotary screen daily to be certain it turns freely.

Clean rotary screen with a brush and compressed air when dirt and chaff builds up on or behind screen.

Pull lockout pin (A) and rotate fuel cooler (B) to clean.

Clean radiator (C), oil cooler, and charge air cooler.

Clean out dirt from the lower vacuum duct (D).

Clean condensers (E) on rotary screen door (F).

Clean out dirt from the transfer duct (G).

When using high-pressure air or water, be careful of fin damage to coolers. Use a fin comb to straighten bent fins. Bent fins decrease cooler performance.

Close and latch the rotary screen door.