Harrington Hoists and Cranes (N)ER Hoist - ((N)ER2) - Manual (Page 28)

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4.3 Hoist Controls
4.3.1 For hoists mounted to motorized trolleys follow
the control instruction included in the trolley's
Owner's Manual.
4.3.2 Emergency Stop Button – Press the Emergency
Stop Button to perform an emergency stop and
lock-out of hoist motion controls or to reset the
VFD as shown in Figure 4-1. Turn the
Emergency Stop Button clockwise to unlock the
controls and allow hoist operation. “Hbb” will
appear on the dual speed unit’s VFD display
when the Emergency Stop Button is depressed.
4.3.3 Single Speed Pendant Control – When using
the pendant control depress the UP button to
raise the hoist load chain/hook or the DOWN
button to lower the hoist load chain/hook as
shown in Figure 4-1. To stop motion release
the buttons.
4.3.4 Dual Speed Pendant Control – Pendant
controls supplied with dual speed hoists have
two step control buttons. For low speed
depress the button to the first step and for high
speed depress the button fully to the second
step. Use the UP button to raise the hoist load
chain/hook or the DOWN button to lower the
hoist load chain/hook as shown in Figure 4-1.
To stop motion release the buttons.
4.3.5

Make sure the motor
completely stops before reversing direction.
Figure 4-1 Push Button Pendant Control