Clean And Replace Air Conditioner Filter - Hitachi 120-3 class Operator's Manual

Hydraulic excavator

Table of Contents

Clean and Replace Air Conditioner Filter

Clean Filter

Circulating Air Filter --- every 500 hours

Fresh Air Filter --- every 500 hours

Replace Filter

Circulating Air Filter --- After cleaning 6 times or so

Fresh Air Filter --- After cleaning 6 times or so

Removing Fresh Air Filter

1. Insert the key into keyhole (2) on left cab side cover (1).

Then, rotate the key counterclockwise to unlock the key.

Open cover (1).

2. While pressing knobs (4) on both sides of fresh air filter (3)

inward, horizontally remove the fresh air filter.

Removing Recirculation Filter

1. Recirculation filter (5) is located under the rear deck.

2. Holding grips (6), pull them toward you to remove.