SECTION 3 - CHASSIS & SCISSOR ARMS
3-40 – JLG Lift – 3121166
3.9 POWER MODULE - ZAPI
ES Scissors built starting in mid year 2010 replaced the
Sevcon Power Module with the ZAPI Power Module (P/N-
1001092456).
The power module is located behind a protective cover at
the front of the machine as shown in Figure 3-33., ZAPI
Power Module Location. Use the following instructions
when replacing the power module.
1. Turn machine power off and disconnect the batter-
ies.
2. Locate and remove the power module protective
cover from the machine.
3. Note the wire terminal locations when removing the
old power module.
4. Disconnect all wire connectors and cables from the
old power module and remove it from the machine.
5. When installing the new power module, be sure that
the terminals are oriented as shown in Figure 3-33.
6. After installing the new power module, begin con-
necting the wire connectors/cables to the module.
7. Torque all terminal bolts to torque specifications
shown on the front of the module.
8. After all connections to the power module are made,
the batteries can be reconnected.
9. Reinstall the power module cover, then check for
normal machine operation.
Figure 3-33. ZAPI Power Module Location
MACHINE FRONT
ZAPI POWER MODULE
Table 3-2. ZAPI Power Module Specs
Operating Voltage ( B+) 14.5 to 40 VDC
Maximum Current Limits:
Arm atu re
Fi eld
Pump
300 A
40 A
180 A
Standby Current 150 mA
Temperature Range:
Op era ting
Storag e
Thermal Limit
-40°C to 75°C
-40°C to 125°C
75°C to 90°C
Switching Frequency 16 kHz
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