YASKAWA L1000A - Page 343

7.4 Drive Cooling Fans and Circulation Fans
YASKAWA ELECTRIC SIEP C710616 38F YASKAWA AC Drive - L1000A Technical Manual 343
Periodic Inspection & Maintenance
7
4. Turn over the cooling fan unit. Guide the lead wires so that they are held in place by the cable hooks and place
the circulation fan connectors between the fan and fan unit.
Figure 7.37
Figure 7.37 Cooling Fan Wiring: 40450 and 40605
5. Replace the cooling fans
Figure 7.38
Figure 7.38 Fan Unit Disassembly: 40450 and 40605
6. Position the protective tube so that the fan connector sits in the center of the protective tube. (Only for circuit
board cooling fans)
7. Guide lead wires through the hooks provided so that the wires are held in place.
Figure 7.39
Figure 7.39 Cooling Fan Wiring: 40450 and 40605
8. Double check the relay connector to ensure that it is properly connected.
A – Circuit Board Cooling Fan C – Relay Connector
B – Circuit Board Cooling Fan
Case
Circulation Fan B5 Circulation Fan B4
YEA_TMo
nly
A
C
B
YEA_TMonly
Protective tube
YEA_TMon
ly
Circuit board cooling fan Circuit board cooling fan
Relay connector Relay connector
Hook
YEA_TMo
nly
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