Mounting The 1209M/21M Controller - Curtis 1204M Manual

2 — INSTALLATION & WIRING
Fig. 3
Mounting
dimensions, Curtis 1209M
and 1221M motor
controllers.
+
C A U T I O N
4
MODEL
MODEL
5.0
These controllers contain ESD-sensitive components. Use appropriate pre-
cautions in connecting, disconnecting, and handling the controller. See installation
suggestions in Appendix A for protecting the controller from ESD damage.
Working on electrical systems is potentially dangerous. You should
protect yourself against uncontrolled operation, high current arcs, and
outgassing from lead acid batteries:
UNCONTROLLED OPERATION
run out of control. Disconnect the motor or jack up the vehicle and get
the drive wheels off the ground before attempting any work on the motor
control circuitry.
— Batteries can supply very high power, and arcing can
HIGH CURRENT ARCS
occur if they are short circuited. Always open the battery circuit before
working on the motor control circuit. Wear safety glasses, and use properly
insulated tools to prevent shorts.
— Charging or discharging generates hydrogen gas,
LEAD ACID BATTERIES
which can build up in and around the batteries. Follow the battery man-
ufacturer's safety recommendations. Wear safety glasses.
152.4
1209
M :
203
1221
M :
1209
MODEL M :
1221
MODEL M :
— Some conditions could cause the motor to
Curtis 1204M/1205M/1209M/1221M Manual
7.2 dia.
22.8 × 19 × 5
A2:
25 × 19 × 5
8.5 dia.
push-on terminal,
4 plcs
229
281