Hyster F007, Руководство по обслуживанию и ремонту

Страница: 21 / 48

5000 SRM 969 Twist Locks Repair for Model 553
3. Replace any defective hoses or cables and tape
hoses, cable, and string together.
NOTE: Tape hoses and cables in such a way that each
hose coupling is at a different position and can move
separately in order to follow bend in tube. Make sure
each hose is marked.
4. Pull attached string and guide upper end of taped
hose bundle into tube.
5. Connect hoses at correct connections.
Twist Locks Repair for Model 553
REMOVE
1. Tag and remove hydraulic lines from twist lock
motor and disconnect wiring from splitter box.
2. Remove four bolts holding plate in place. See
Figure 2.
CAUTION
The weight of twist lock is approximately 50 kg
(110 lb). Use lifting device to support twist lock
when sliding out.
3. Slide out twist lock assembly by pulling on hy-
draulic motor end.
DISASSEMBLE
1. Place twist lock assembly on flat area.
2. Remove four socket head bolts and slide out hy-
draulic motor. See Figure 2.
3. Remove key (23).
4. Remove four socket head screws (19) attached to
collet (8) and ring (9).
5. Move sleeve (7) toward hydraulic motor end to
release collets (8).
6. Pull out twist lock.
7. Pull out sleeve and collet and remove rings.
8. Inspect bushings (15) for wear and replace if nec-
essary.
CLEAN AND INSPECT
WARNING
Cleaning solvents can be flammable and toxic
and can cause skin irritation.
When using
cleaning solvents, always follow the solvent
manufacturer’s recommended safety precau-
tions.
WARNING
Do not use compressed air at more than
206 kPa (30 psi).
Airborne debris can cause
injury to personnel. Use approved safety
equipment.
1. Inspect nylon disc for wear and damage. Replace
nylon disc before indicator bolt head is flush with
contact surface of nylon disc.
2. Clean all mechanical parts of twist lock assembly
with solvent. Dry parts with compressed air.
3. Inspect all parts of twist lock assembly for dam-
age and wear. If twist lock is worn to less than
25 mm (0.984 in.) replace twist lock. See Fig-
ure 11. Inspect lock recess area and replace if
damaged or worn.
ASSEMBLE
1. Install bushings (15) and lubricate using multi-
purpose grease. See Figure 2.
2. Position two rings (9 and 10) together properly
and place in correct location.
3. Insert sleeve.
4. Position twist lock with key slot in top position
(unlocked position) and slide into twist lock hous-
ing. Position rings (9 and 10) on twist lock shaft.
5. Position collets (8) on twist lock shaft, then slide
sleeve (7) with key (24) over twist lock shaft.
6. Insert socket head screws (19) through sleeve
and collets. The metal position indicator in ring
(10) must line up with unlocked sensor while
twist lock is in UNLOCKED position. The notch
attached to the sleeve must rest against twist
lock housing. Screw socket head screws into ring
(9) and tighten.
15