Special Precautions 630 YRM 1003
WARNING
To avoid contro
ller damage, always disconnect
the battery, di
scharge the capacitor, and never put
power to the co
ntroller with any power wire dis-
connected. Ne
ver short any controller terminal or
motor termina
l to battery. Make sure to use proper
procedure wh
en servicing the controller.
2. Discharge ca
pacitors. Carefully connect a 200-
ohm, 2-watt r
esistor between B+ and B
on con-
troller usin
g insulated jumper wires and hold for 5
seconds. Rem
ove the 200-ohm, 2-watt resistor be-
fore reconne
cting the battery. See Figure 1 or Fig-
ure 2
Figure 1. Discharging Controller - MPB040-E
Legend for Figure 1
1. POSITIVE CONNE
CTION
2. NEGATIVE CONNECTION
3. INSULATED JUMPER WIRES
4. 200-OHM, 2-WATT
RESISTOR
1. NEGATIVE CONNECTION
2. POSITIVE CONNECTION
3. 200-OHM, 2-WATT RESISTOR
4. INSULATED JUMPER WIRES
Figure 2. Discharging Controller - MSW020-E,
MSW025-E, MSW025-F, MSW030-F, MPW045-E, and
MPW050-E
2
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