CHAPTER 10
REPAIR OF MANUAL CONTROL PANEL
Section I. GENERAL
control bracket is attached to the support and may be
10-1.
Introduction
adjusted to two positions as required for installation into
the UH-1B or UH-1D helicopters (para 4-3).
The manual control panel (fig. 4-10) primarily consists of
a support (25) and a control bracket (27). The support is
hinged at the bottom and contains a folding brace. The
Section II. REMOVAL AND DISASSEMBLY
control panel as instructed in paragraph 4-24, step c.
10-2.
Removal
b. Remove control bracket (27, fig. 4-10) from
support (25) by removing nuts (23) and screws (24).
Remove the manual control panel from tank installation
as instructed in paragraph 5-17, step a.
10-3.
Disassembly
a.
Disassemble components from the manual
Section III. CLEANING, INSPECTION, REPAIR, AND ASSEMBLY
d. Drill new holes to exactly match holes in mating
10-4.
Cleaning
parts.
e. Assemble parts using rivets, cherry lock bolts,
Clean all portions of the manual control panel to remove
or by welding, to match original assembly.
spray residue, dirt, rust, or other foreign matter.
f.
Install rivets in accordance with Military
Standard MIL-STD-403.
10-5.
Inspection
g. Perform welding in accordance with Military
Specification MIL-W-6858.
Inspect all portions of the manual control panel for
h. Reclean assembly after repair to remove burrs,
damage that might impair operation of the insecticide
chipped paint, dirt, and oil.
sprayer. Check for the following specific items:
i.
Treat bare metal surfaces in accordance with
a. Bent, broken, or loose components.
Military Specification MIL-T-704, and paint in accordance
b. All rivets, cherry lock bolts, and weldments for
with Military Specification MILP-22806, using gray paint
security.
no. 26231.
c. Operation and security of hinge and folding
10-7.
Assembly
brace.
d. Fit of control bracket (27, fig. 4-10) in support
a. Place control bracket (27, fig. 1-10) into
(25).
position on support (25). Secure with four screws (24),
and nuts (23). Nuts go on outside of frame.
10-6.
Repair
b. Install levers (16 and 17), valve rod (15), and
pressure gage (21) to manual control panel as instructed
Repair the control support components as found
in 4-24, step e.
necessary, using the following as a guide:
a. Remove and replace damaged sheet metal
10-8.
Installation
components as required.
b. Drill out rivets or cut away cherry lock bolts with
Install manual control panel to tank installation as
a hammer and chisel.
instructed in 5-17, step b.
c. Fabricate replacement parts using removed
components as patterns.
10-1
