TM 55-1520-240-T
7-7.2 ENGINE HYDRAULIC STARTING SYSTEM VISUAL CHECK
7-7.2
INITIAL SETUP
Applicable Configurations:
All
References:
TM 55-1520-240-23
Tools:
Aircraft Mechanic’s Tool Kit,
NSN 5180-00-323-4692
Equipment Condition:
TM 55-1520-240-23:
Battery Disconnected
Electrical Power Off
Hydraulic Power Off
No. 1 or No. 2 Engine Work Platforms and
Access Doors Open
Materials:
None
Personnel Required:
67U10 Medium Helicopter Repairer
TASK
RESULT
CHECK NO. 1 ENGINE STARTER INSTALLA-
TION
1. Check No. 1 engine starter (1).
If starter (1) is loose or damaged, tighten or re-
place it as required.
2. Check disconnect couplings (2 and 3) for
If coupling (2 or 3) is not secured or buttons (4)
extended buttons (4) or evidence of leaks.
are not extended, connect coupling. If buttons are
still not extended, replace coupling. If buttons are
extended and leaks are evident, repair or replace
coupling or replace hose.
CHECK NO. 2 ENGINE STARTER INSTALLA-
TION
3.
4.
Check No. 2 engine starter (1).
If starter (1) is loose or damaged, tighten or re-
place it as required.
Check disconnect couplings (5 and 6) for
If coupling (5 or 6) is not secured or buttons (4)
extended buttons (4) or evidence of leaks.
are not extended, connect coupling. If buttons are
still not extended, replace couplings. If buttons are
extended and leaks are evident, repair or replace
coupling or replace hose.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Close No. 1 or No. 2 Engine Work Platform
and Access Door
D145-8390-SPA
END OF TASK
7-201
