50
Table 8-1
Troubleshooting Guide
Symptom
Cause
Remedy
Lifting speed is slow
Air leak between the two chambers
in the Top Cover
Correct or repair to eliminate air leak.
Unable to lift rated load
Lack of air pressure or loss of air
supply.
Repair or adjust air supply or filters.
Improper adjustment of load limiter.
Adjust Load Limiter. See
Section 7.1
.
Air leak between the two chambers
in the Top Cover
Correct or repair to eliminate air leak.
Hoist moving in wrong
direction (pendant control)
Pendant control tubes are terminated
to incorrect ports on hoist body.
Connect the control tubes in
accordance with
Section 7.4
.
Hoist lowers but will not lift
Hoist is overloaded.
Reduce load to hoist rated capacity.
Faulty pendant control or control
tube(s)
Repair or replace pendant control or
control tube(s)
Lack of air pressure or partial loss of
or leakage in air supply.
Repair or adjust air supply or filters.
Hoist continues running after
pendant or cord is released
Main Spool sticking
Inject approx. 20 drops of oil into inlet
port to lubricate the main spool. If
spool still sticks, repair at service
facility.
Main Spool spring broken
Repair at service facility
Main Spool leaking
Repair at service facility
Mis-alignment of Limit Shaft with
Bottom Plate (TCR3000/6000 only)
Loosen Bottom Plate and re-align so
that Limit Shaft operates freely.
Valve in Pendant Handle stuck
Repair at service facility
Hoist drifts excessively when
hoist is stopped
Brake is not holding.
Repair brake at service facility.
Motor vanes leaking.
Replace motor vanes and springs at
service facility.
Summary of Contents for TCR Series
Page 12: ...12 Figure 2 3 Dimensions for Manipulator TCR250 Air Hoist inches...
Page 13: ...13 2 3 Part Names Figure 2 4 Hoist Part Identification Diagrams TCR500P 500C 1000P 1000C...
Page 14: ...14 Figure 2 5 Hoist Part Identification Diagrams TCR 1000P2 1000C2 2000P2 2000C2...
Page 16: ...16 Top hook Bottom hook Figure 2 8 Hoist Part Identification Diagrams TCR250C...
Page 17: ...17 Top hook Bottom hook Figure 2 9 Hoist Part Identification Diagrams TCR250P...
Page 18: ...18 Top hook Bottom hook Figure 2 10 Hoist Part Identification Diagrams TCR250M...
Page 51: ...Kito Air Hoists Parts List...
Page 52: ...TCR250 MAIN BODY 52 9 0 Parts List TCR250 Main Body...
Page 54: ...TCR250 VALVE BODY 54 TCR250 Valve Body...
Page 56: ...TCR250 MANIPULATOR CONTROL 56 TCR250M Manipulator Control...
Page 58: ...TCR500 MAIN BODY TCR500 Main Body TCR500 Main Body 58...
Page 60: ...TCR1000 2 Main Body TCR1000 2 Main Body 60...
Page 62: ...TCR1000 Main Body TCR1000 Main Body 62...
Page 64: ...TCR2000 2 Main Body TCR2000 2 Main Body 64...
Page 66: ...TCR3000 Main Body TCR3000 Main Body 66...
Page 68: ...TCR6000 2 Main Body TCR6000 2 Main Body 68...
Page 70: ...Cord Control Valve Body Cord Control Valve Body 70...
Page 72: ...Pendant Control Valve Body 72 Pendant Control Valve Body...