Troubleshooting
ACT/ACH transistor regulators
Publication No. Date Valid from serial number T-code
261828-040 2008-08-21 6051502 815, 816
© BT Repair Manual RRE140/160/180/200/250 7 – 35
Connections, lift regulator (ACH)
Connection Cable Designation Active In/Out
1 19 Motor temperature In
2 35 Valve, lower initial
mast
0 V PWM Out
3 -
4 -
5 -
6 16 GND 0 V Out
7 218 CAN2 – 0 V In
8 219 CAN2 H 0–5 V In/Out
9 27 Off/On 48 V In
10 36 Valve, lift initial mast 0 V PWM Out
11 15 Sensor + 12 V, 50 mA Out
12 16 Choice of ID 0 V In
13 17 Pulse transducer,
phase 1
12 V, 1 kOhm In
14 18 Pulse transducer,
phase 2
12 V, 1 kOhm In
15 219 CAN2 H 0–5 V In/Out
16 220 CAN L 0–5 V In/Out
B+ 8 Battery + 48 V In
B- 40 Battery – 0 V In
U 5 Motor winding U 0–33 V Out
V 6 Motor winding V 0–33 V Out
W 7 Motor winding W 0–33 V Out
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