and skid assembly. Turn jackscrews (35) to lower skid
(6) Loosen clamp (12), separate cooling
assembly to pipes (37).
fan inlet air duct (13) from engine air inlet duct (14) and
remove clamp (12).
(17) Position platform (38) in front of the
enclosure and adjacent to the power plant enclosure
(7) Unlatch four suitcase type clamps
frame. Roll skid assembly out of enclosure, positioning
holding engine air inlet duct (14) to engine air inlet
pipes (37) from the enclosure to the platform (38) so
plenum and remove engine air inlet duct (14).
that an even rolling motion is maintained.
(8) Disconnect five harness connectors
(18) Turn jackscrews down to raise engine
located near top of divider panel between engine
and skid assembly. Remove pipes (37) and turn
compartment battery access and storage compartment,
jackscrews to lower skid assembly to platform.
connectors (P49, P50, P51, P52 and P106). Disconnect
one harness connector (P38) located on top of engine
b.
Installation. Install engine and skid assembly
compartment.
Disconnect one harness connector
with all attached components in reverse order of
located near bottom of divider panel between engine
removal procedure using figure 2-5 as a guide. Perform
compartment and battery access and storage
power plant test procedures described in paragraph 2-5
compartment (connector P64).
after engine and skid assembly installation to ensure
(9) Remove nut (15), washer (16), and bolt
proper power plant performance.
(17) to disconnect grounding wire (18) from enclosure
2-12. Removal and Installation of Engine and Skid
frame.
Assembly Major Components
(10) Loosen clamp (19) at compressed air
a.
discharge flange. Disconnect tube (20), remove gasket
removal and installation instructions for the 400 Hz
(21) and clamp (19).
generator and the 60 Hz generator.
(11) Remove clamp (22) at turbine exhaust
b.
Gas Turbine Engine.
flange.
(1) Removal.
(12) Loosen clamp (23) at bleed-air load
(a) Refer to TM 5-6115-586-12 and
control valve, separate duct assembly (24) from load
remove the 400 Hz generator and the 60 Hz generator.
control valve and remove gasket (25) and clamp (23).
Note.
Tag or otherwise identify harness connectors
(13) Loosen clamps (26), remove hose
and wires as removed to aid at installation.
assembly (27) and clamps (26). Loosen clamp (28),
(b) Remove
wiring
harness
remove venturi tube assembly (29) and clamp (28).
connectors as required and feasible to accomplish
Remove bolts (30), washers (31) and compartment
engine removal. Remove clamps to allow removal of
divider panel (32).
harness with engine.
(14) Drain oil tank and then remove oil tank
Note.
Tag or otherwise identify hose and tube
drain hose from bottom of oil tank and from enclosure
assemblies as removed to aid at installation.
frame fitting. Remove drain tube from the spill drain
below the oil filler cap.
(c) Loosen or remove hose and tube
(15) Remove bolts (33) and washers (34)
assemblies as required and feasible to accomplish
from skid assembly mounts.
engine removal. Refer to paragraph 3-3 as an aid to
identifying and removing tube assemblies.
(16) Install jackscrews (35, fig. 2-5, sheet 3
of 3) and turn down to raise the engine and skid
assembly (36) approximately one inch above the
and support (2). Remove the tee and duct (3) and
enclosure frame. Place four 3/4 inch pipes (37), or
support (2) as an assembly. Remove ducts (4) and oil
equivalent, across the enclosure frame under the engine
temperature regulator (5).
2-25
