MAINTENANCE 24.9.7 REPLACE ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER AND FRESH FILTER Remove both the recirculation filter and the fresh air filter in the same way as when cleaning, and replace them with new parts. For details of cleaning the recirculation air filter, see “24.6.3 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER” on page 3-50. For details of cleaning the fresh air filter, see “24.6.3 CLEAN ELEMENT IN AIR CONDITIONER RECIRCULATION FILTER” on page 3-50. 24.9.8 CLEAN PPC CIRCUIT STRAINER 1. Remove flange (1). 2. Remove strainer case (2), take out the strainer, and wash it in clean diesel oil. 3. Assemble the strainer to strainer case (2), then install with flange (1).
24.9.9 CHECK ACCUMULATOR GAS PRESSURE When carrying out the 2000 HOURS SERVICE or EVERY YEAR SERVICE when making periodic replacement of critical parts, have your distributor check the accumulator gas pressure. See “24.9 EVERY 2000 HOURS SERVICE” on page 3-65. 3-73 WA320-3MC