R&M Materials Handling ELECTRIC CHAIN HOISTS LoadMate Chain Hoist TDU Motorized Trolley - Manual (Page 15)

R&M Materials Handling, Inc LoadMate Chain Hoist
Springfield, Ohio USA TDU Instruction Manual
(: 800 955-9967 Revision 2
web: www.rmhoist.com
08/13/02 RM-LM-TDU-MAN-1999-2-ENG.doc 15
Operating Tests
CAUTION!
Always be ready to press the emergency stop button.
G Check that the electrical connections and mechanical assemblies are all correct.
G Check that the operating parameters are as required.
G Close the electrical box cover.
G Check that the movements of the trolley do not cause any danger.
G Turn on the power supply.
G Operate at minimum speed for 5 to 10 seconds. Accelerate up to maximum speed and hold it for 5 to 10
seconds.
G Carry out the same operation in the opposite direction, first at minimum speed and then at maximum
speed.
G If the trolley moves to the wrong direction, invert the cables (blue and white) of the rotor.
G Check the operations of the left and right travel limit switches. Limit switch is an optional component.
Wiring Diagram
S 421 Right limit switch (option)
S 422 Left limit switch (option)
S 425 Selector switch (slow/fast speed) (option)
F 491-492 Thermal protection (option)
T41 Transformer 208VAC, 230VAC or 460/575VAC
L1, L2 Main power supply
SD, 48V Control 48 voltage
F1, F2 Field magnet
A1, A2 Armature
B1, B2 Brake
D1, D2 Right / Left control
F Speed selector
X24 Connection plug from hoist to TDU
X23 Connection plug from push button to hoist