AUXILIARY POWER UNIT ENGINE - Continued

AUXILIARY POWER UNIT ENGINE - Continued - TM-9-2350-267-10_296

TM-9-2350-267-10 Carrier Personnel Full Tracked Armored M113A2 2350-01-068-4077 Carrier Command Post Light Tracked M577A2 2350-01-068-4089 Manual
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TROUBLESHOOTING - Continued TM 9-2350-267-10 MALFUNCTION TEST OR lNSPECTlON CORRECTIVE ACTION 23. 24. 25. AUXILIARY POWER UNIT ENGINE - Continued APU ENGINE MISFIRES Step 1. Step 2. Check air intake filter. Clean or replace filter element (p 3-47). Check for contaminants in fuel filters. Drain filters (p 3-47). APU ENGINE LACKS POWER Step 1. Step 2. Check air intake passage for obstruction. Remove obstruction. Check for contaminants in fuel filters. Drain filters (p 3-47). HYDRAULIC SYSTEM NO RESPONSE TO ANY CONTROL Step 1. Step 2. Step 3. Check hydraulic fluid supply (LO 9-2350-267-12). Fill resrvoir. Check that ball valve in suction line is open. Open valve. Backup hydraulic system does not operate. Notify Organizational Maintenance. 3-13

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