Nihon Bisoh Co.,Ltd. BISOMAC210 3Phase MM2014/11
KH-2014008 Rev.4
42
[WARNING: Remote control pendant switch]
[Inspection procedure / Remote control pendant switch]
1. Operate with UP/DOWN button of remote control pendant switch. Lift up the platform
approximately 40 inch from the ground and lower to the original position. Check if there
is any vibration (shake of the hoist) by repeating this procedure several times.
2. Confirm that Hour Meter works normally.
3. Press Emergency Stop Switch of remote control pendant switch and shut off the power
to the hoist.
4. Confirm that Emergency Stop Switch’s red indicator lamp of the hoist lights up.
5. Confirm that the hoist does not operate even UP/DOWN button of remote control
pendant switch is operated.
6. Confirm that the hoist does not operate even UP/DOWN button of the hoist is operated.
7. Reset Emergency Stop Switch of remote control pendant switch. Confirm that the hoist
resumes normal operation.
8. Press Emergency Stop Switch of the hoist and shut off the power to the hoist.
9. Confirm that Emergency Stop Switch’s red indicator lamp of the hoist lights up.
10. Confirm that the hoist does not operate even UP/DOWN button of remote control
pendant switch is operated.
11. Confirm that the hoist does not operate even UP/DOWN button of the hoist is operated.
12. Reset Emergency Stop Switch of the hoist. Confirm that the hoist operates normally.
7.3.2 Tests and inspections: Controlled descent function
1. Lift up the platform approximately 40 inch from the ground.
2. Disconnect power cable from central control box to cut off the power.
3. Release lever stopper.
4. Pull Emergency controlled descent lever gently and lower the platform.
5. Check if the platform descends at a slow, controlled speed.
NOTE
: If the platform descends with increasing speed, release hand from the lever
immediately and contact local distributor.
WARNING
If the hoist continue operating even Emergency Stop Switch on the remote control
pendant switch is pressed, stop using immediately and replace with normal one.
Control circuit of the hoist or remote control pendant switch may be defected. In case of
emergency, the platform may not stop due to the defective remote control pendant switch. It
may cause platform to fall or tilt, and consequently operators or objects might fall, resulting
in serious injury or death to operators or passers-by.
CAUTION
1. Disconnect power cable from central control box when operate Emergency
controlled descent lever.
Otherwise, sudden movement may be induced when the power is regained. This may
cause injury or damage to property.
2. Pull Emergency controlled descent lever as far as it go toward.
If lowering down without releasing the brake completely, the hoist may get overheated or
the brake gets worn down and loses braking force. In this case, the brake may not be
repairable.
