Segway SE-3 Patroller User Manual page 67

Checking the Brake Fluid Level (Front/Rear)
WARNING
Do not operate the SE-3 Patroller if the brake fluid level is low. The brakes may
not activate properly and the vehicle may not stop as intended.
1. Make sure the SE-3 Patroller is powered off and unplugged.
2. Apply the parking brake (p. 24).
3. Make sure the brake fluid reservoir is level.
4. Inspect the sight glass and determine if fluid is below the "low" mark
(Figure 53). If fluid is below the "low" mark, brake fluid needs to be
added.
Adding Brake Fluid (Front/Rear)
Tools: Phillips head screwdriver
Torque wrench
1. Use a Phillips head screwdriver to remove the two screws on top of
the brake fluid reservoir.
2. Remove the reservoir cap and gasket.
3. Add DOT 4 brake fluid; do not overfill the reservoir.
4. Replace the gasket and the reservoir cap.
5. Use a Phillips head screwdriver to install the two screws on top of the
brake fluid reservoir. Torque to 1.5 N-m (14 in-lbf).
Screws
Low mark
Figure 53: Checking the Brake Fluid Level
NOTICE
Use only fresh DOT 4 brake fluid from a new container. Avoid
getting any brake fluid on hands, clothing, or painted parts.
Immediately wipe up any spilled fluid.
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