KTM STREAMLINE L-IV 50, Operation And Service Manual

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SECTION 8
ELECTRICAL SYSTEM
p. 8-10 05148408
8.2 Maintenance Overview
Electrical components require minimum attention and service. The
components that require service are the proximity switches on the
intensifier assembly, and the optical relay switch in the control panel.
8.2.1 Proximity Switch Service
If the pump quits pumping water, the proximity switch may need to be
replaced. Check the LED lights on the switch.
Symptoms of a failed proximity switch are (1) the LED lights do not
change state (indicating not sensing the piston) or (2) the LED lights are
continuously flashing. Replace the switch when failure occurs.
Components: (1) Intensifier Assembly
(2) Piston
(3) Proximity Switch
(4) Hydraulic Cylinder
Recommended
Tools: Allen (hex) Wrench, M5
Torque Wrench
Rags
Parts: Proximity Switch
Replace Proximity Switch
1. Turn off waterjet pump, disconnect and LOCKOUT electric power.
2. Disconnect cable.
3. Unscrew bolts, remove proximity switch.
4. Install new switch. Install bolts.
5. Torque bolts to 16-18 Nm (140-160 in-lbs.).