TM 9-2330-381-14
5-21.
HYDRAULIC CONTROL MODULE FRAME (CONT)
2.
Pull gooseneck isolation valve handle (5) outward to ADJUST position (para. 2-6). Remove cotter pin (6) and
shouldered pin (7) from gooseneck isolation valve handle (5). Discard cotter pin.
3.
Remove two screws (8), spacer (9), block clamp (10), and gooseneck isolation valve handle (5) from hydraulic
control module frame (4).
4.
Remove three screws (11), lockwashers (12), and rear cover (13) from hydraulic control module frame (4).
Discard lockwashers.
5.
Place a drain pan under hydraulic control module frame (4).
CAUTION
Metallic tubes must have both ends loosened before the tube can be moved or
damage to tube may result.
All fittings and openings must be capped or plugged immediately after opening to
prevent dirt, moisture, or foreign material from entering the hydraulic system or
damage to equipment may result.
6.
Tag and remove two hydraulic tubes (14 and 15) from tube tees (16 and 17) on steering control manifold (18).
Install caps/plugs into tube and fitting openings.
7.
Remove capscrew (19) and both sections of block clamp (20) from two hydraulic tubes (21 and 22). Remove
capscrew (23), retainer (24), both sections of block clamp (25), stacking bolt (26), retainer (27), and both sections
of block clamp (28) from two hydraulic tubes (21 and 22).
8.
On streetside of platform, between platform storage compartment and mainbeam, tag and disconnect two
hydraulic tubes (21 and 22) from swivel tube elbow (29) and tube tee (30). Tag and disconnect two hydraulic
tubes (21 and 22) from two tube tees (31) on steering manifold (18). Install caps/plugs into tube and fitting
openings.
NOTE
It will be necessary to move two hydraulic tubes out of the way of the hydraulic
control module frame so that the frame can be lowered. There is not ample
clearance with the platform storage compartment installed to remove tubes from
platform.
9.
Carefully move, as much as possible, two hydraulic tubes (21 and 22) out of the way of hydraulic control module
frame (4). Tubes should be moved inward toward mainbeam.
5-92
