JRC JMR-92 Series Field Service Manual page 369

Step 4 Replace the brake circuit unit.
Remove four screws (M4) and replace the break circuit unit (NZR-16). After replacing the brake
circuit, reassemble the unit following the disassembly procedure in the reverse order. Do not forget
to tighten the bolts or screws, and make sure that the cables are connected.
Step 5 Operation check
After completing the replacement work, turn On the safety switch and check operation by
following the procedure below.
(1) Turn On the Display unit. After the countdown is completed, start transmission and check
that the radar image appears without error.
This completes brake circuit unit replacement.
Remove the four screws.
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NZR-16
Chapter 4 Replacement procedure