4-10
Published 01-29-2014, Control # 496-00
BOOM TMS800E SERVICE MANUAL
44. Slide the telescope cylinder assembly out the rear of tele
3 until access to the wear pad holders on each side of
the upper telescope cylinder support foot is obtained.
Remove the capscrews and washers securing each
holder and remove the holders.
45. If necessary, remove the two screws securing the wear
pad to each holder and remove the wear pad.
46. Remove the capscrews and washers securing the
extend cable keeper plate to the rear of tele 3. Remove
the keeper plate and remove the four extend cable ends
from the slots in tele 3.
47. Continue to slide the telescope cylinder assembly out of
tele 3 section. Lowering the rear of tele 3 section and
raising the rod end of the cylinders will aid in removal.
48. Remove the cotter pin and washer securing the retract
cable lug ends to the telescope pin cylinder mount.
49. Remove the two nuts and swivel nuts that attach the sled
weld to the two adjusting bolts at the end of the lower
cylinder.
50. Slide the sled weld off the two adjusting bolts and
remove the adjusting bolts from the shaft on the lower
cylinder.
NOTE: The upper telescope cylinder weighs
approximately 410 kg (904 lb) and the lower
telescope cylinder weighs approximately 1149 kg
(2533 lb).
51. Remove the shaft from the lower telescope cylinder.
52. Using an adequate lifting device, remove the upper
cylinder from the lower cylinder.
53. On the front of tele 3 section, remove the nut and washer
from the end of each retract cable and remove the
retract cables from tele 3 section.
54. Remove the capscrews and washers securing the rear
bottom wear pad on the tele 3 section and remove the
wear pad.
55. If necessary, remove the grease fittings, connectors,
and grease lines from the rear of the tele 3 section.
56. If necessary, remove the capscrews and washers
securing the skid pad to the cylinder mount and remove
the skid pad.
57. Remove the capscrews and washers securing the
extend cable retainer plate to the front of the upper
telescope cylinder. Remove the retainer plate.
58. Remove the extend cables from the sheave assembly.
59. Remove the capscrews and flatwashers securing each
plate to the sheave mounting assembly. Remove the
sheave shaft and the sheave assembly from the
mounting assembly.
60. Remove the capscrews and washers securing the
sheave mount to the upper telescope cylinder. Remove
the sheave mount.
61. If necessary, remove the capscrews securing each wear
pad to the support foot and remove the wear pads.
62. If removal of the boom nose sheaves are required, refer
to BOOM NOSE SHEAVES - Removal in this section.
63. Refer to Jib and Retraction Cable, page 4-15 in this
section for cable inspection.
Boom Nose Sheaves
Removal
1. Remove the hitch pin clip from the hitch pin and remove
the pin from the upper and lower part of the boom nose.
2. Remove the capscrew, and nut securing the upper boom
nose sheave shaft. Remove the lock collar and shim.
NOTE: The boom nose sheave shafts weigh
approximately 63 kg (139 lb) each.
3. Carefully pull the upper boom nose sheave shaft from
the boom nose, removing the spacers, shims, and boom
nose sheaves. Note location of each.
4. Repeat steps 2 and 3 and remove the lower boom nose
sheave shaft.
5. Remove the shim, washers, and locknut from both
sheave shafts.
Installation
1. Install the spacers and sheaves onto the sheave shaft
while installing the sheave shafts into the boom nose.
105 Capscrew
106 Washer
107 Thrust Washer
108 Sheave Mount
109 Boom Pivot
110 Pin
111 Clip Pin
112 Cable Wear Pad
113 Trunnion Mounting Plate
Item Description
CAUTION
Do not install the boom nose sheaves over the threaded
end of the boom nose sheave shaft.
Reference Only
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