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FJDZ42P Electric Zero-turn Mower User Manual
The wiring harnesses and
switches are faulty.
Contact the dealer for
maintenance.
The battery charging fails.
The batteries reach the end of
their lifespan.
The terminals are severely
corroded and overheated.
The terminals are not securely
fastened.
Clean the terminals and
fasten the bolts and nuts.
The battery electrolyte level is
reduced.
There are cracks and holes in
the battery.
The charging voltage is high.
11.3 Mower Motor and Mower Motor Controller
Before these steps, ensure that your digital multimeter is capable of measuring up to 1.2
million ohms (Ω).
Always disconnect the batteries before performing any maintenance or repair.
Wait for five minutes after disconnecting the batteries before working on the mower.
1. Remove any debris build-up from all deck components.
2. Verify all power connections on the blade motor and the blade motor controller are torqued
properly. If lock screws on the motor controller are loose, tighten them to the torque values of
8-10 N·m and ensure that the cutting deck works properly. If loose connections are not found,
perform the following steps.
3. Label all 2 blade motor controller connection points so they are easily viewed for correct re-
connections.
4. To ensure correct re-connections, mark all wire connections with the corresponding connection
point labels in step 3.
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