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TM-9-2815-220-24 Maintenance Manual for AVDS-1790-2CA AVDS-1790-DA and AVDS-1790-2DR Engines Download

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TM 9-2815-220-24 CYLINDER COMPRESSION TEST 0033 00 BEFORE TEST (Continued) 3. Install compression adapter (2) into fuel injector nozzle holder opening and tighten securely. 4. Install gauge assembly (3) (item 24, WP 0176) onto compression adapter (2) and tighten securely. 3 4 2 TEST 1. Crank engine several seconds or until compression gauge (3) reaches maximum reading. a. Cylinder compression must be within 330 to 480 psi (2,275 to 3310 kPa) at engine cranking speed. 2. Depress gauge vent valve (4) to release pressure and reset gauge (3) to zero after compression reading is taken. 3. Test compression on all cylinders in the same manner. WP 0033 00-2