CLEANING AND INSPECTION:
1. INSTALL TELESCOPE
SECTION OF BOOM.
a. Using a lifting device, slide telescope cylinder
Dry cleaning solvent P-D-680 is toxic
into fly section. Ensure end of barrel aligns in
bracket provided. Lower cylinder until collar of
goggles and gloves and use only in a
barrel rests in slot provided at end of fly section.
well ventilated area. Avoid contact
with skin, eyes, and clothes and do
b. Position block (28) on top of cylinder barrel
not breathe vapors. Do not use near
collar and secure block with two bolts (26) and
open flame or excessive heat. The
washers (27). Torque bolts (26) to 370 ft-lbs
(492 Nm) and safety with lockwire.
flash point is 100F-138F (38-59C).
If you become dizzy while using
2. INSTALL WEAR PAD AND INSERT FLY SECTION
cleaning solvent, get fresh air
INTO BASE SECTION OF BOOM.
immediately and get medical aid. If
contact with eyes is made, wash your
a. Position plate (3)(concave side up) and base (4)
eyes with water and get medical aid
in wear pad pocket on front of base section.
b. Install retainers (24) on each side of fly section
Compressed air used for cleaning
with a capscrew (22), two washers (23) and nut
purposes will not exceed 30 psi. Use
only with effective chip guarding and
c. On rear of fly section, assemble adjusting bolt
(goggles/shield, gloves, etc.).
(30), nut (31), block (32), spring (33), and pin
1. CLEAN ALL METAL PARTS WITH CLEANING
SOLVENT TO REMOVE GREASE AND DIRT.
d. Install new wear pads (19) on supports (20) with
BLOW DRY WITH COMPRESSED AIR.
two screws (18).
2. INSPECT SHEAVE WHEELS FOR DAMAGED AND
e. Install adjustable wear pad support (20) and pad
base (21) on each side of fly section.
f. Coat new round wear pads (35) with grease and
3. INSPECT FLY SECTION AND BASE SECTION
install them in pockets on each side of fly
FOR CRACKS OR DAMAGE.
g. Coat bottom rails of fly section and area of base
section where fly section will ride with NEVER-
Apply Loctite Primer Grade T and
Loctite Adhesive Sealant Grade 242
to all capscrews and bolts.