TM 9-2590-209-14&P
Table 4-2. Troubleshooting - Continued
MALFUNCTION
TEST OR OPERATION
CORRECTIVE ACTION
5.
BLADE ASSEMBLY FAILS TO OPERATE - CONTINUED.
Step 9.
Shut off engine. Insure MASTER BATTERY switch is ON. Place HYDRAULIC PUMP switch in ON
a.
If indicator illuminates bright and steady, proceed to step 10.
b.
If indicator does not illuminate bright and steady, proceed to step 16.
Step 10. Open engine exhaust doors and remove transmission shroud. Disconnect lead assembly 10951611
from magnetic clutch. Check lead 10951611 connector for 24 vde.
a.
If 24 vde is present, proceed to step 11.
b.
If 24 vdc is not present, proceed to step 23.
Step 11. Check resistance between magnetic clutch connector and ground.
a.
If resistance is between 8 and 12 ohms, proceed to step 12.
b.
Step 12. Check oil level in reservoir.
a.
If oil level is low, check system for oil leaks or damaged lines and repair or replace (para 4-29).
b.
If oil level is not low, replace right-angle drive or hydraulic pump.
Step 13. Check for leakage or damaged lines.
a.
b.
If not leaking or damaged, replace manifold control valve (para 4-53).
Step 14. Check oil level in reservoir.
a.
If oil level is low, check system for leaks or damaged lines and repair or replace.
b.
If oil level is not low, proceed to step 15.
4-71