NMC-WOLLARD 2021Truax Blvd., Eau Claire, WI 54703, Phone (715) 835-3151, Fax (715) 835-6625
M140 Tow Tractor Manual No. 46054
PAGE 2-4
CHAPTER 2 MAINTENANCE
2 TROUBLESHOOTING
5. If no leaks are found, depress and release brake pedal several times, then
hold with medium pressure (25 to 35 lbs.)
• If pedal does not fall away, hydraulic brake system is not leaking.
• If pedal falls away, the hydraulic brake system is leaking. Check for
external
• leakage at wheel cylinders, calipers, and brake lines and hoses.
• If there is no external leak, there may be an internal leak, such as in
the master cylinder.
AUGUST 31, 2008
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