Recommended Maintenance - Marathon TS 870 Installation, Operating & Service Manual

10.

RECOMMENDED MAINTENANCE

Arc Flash and Shock Hazard. Will cause severe injury or death.
Do not open equipment until ALL power sources are disconnected
This equipment must be installed and serviced only by qualified electrical
personnel utilizing safe work practices and appropriate Personal Protective
Equipment (PPE). Failure to do so may cause personal injury or death
10.1. DO NOT perform dielectric tests on the equipment with the control components in the
circuit.
10.2. Check if control components are tight in sockets.
10.3. Periodically inspect all terminals (load, line and control) for tightness. Re-torque all
bolts, nuts and other hardware. Clean or replace any contact surfaces, which are
dirty, corroded or pitted.
10.4. Transfer switches should be in a clean, dry and moderately warm location. If signs of
moisture are present, dry and clean transfer switch. If there is corrosion, try to clean
it off. If cleaning is unsuitable, replace the corroded parts. Should dust and/or debris
gather on the transfer switch, brush, vacuum, or wipe clean. DO NOT blow dirt into
power switching devices.
10.5. Test the transfer switch operation. While the unit is exercising, check for freedom of
movement, hidden dirt, corrosion or any excessive wear on the mechanical operating
parts. Ensure that the power switching device travel is correct.
10.6. Verify all program settings on the TSC 900 controller as per the TSC 900 component
calibration label on the rear cover of the controller.
10.7. Transfer Mechanism 1000A-1200A-T Style ensure that the manual handle moves
freely on the hub when the lock pin is disengaged. If lubrication is necessary, apply
medium weight (SAE 20) oil sparingly.
10.8. Transfer Mechanism 1000A-1200A T Style -yoke pivot bearings and rod ends are
permanently lubricated and do not require maintenance.
PM062 REV 10 15/04/07
TS 870 TRANSFER SWITCH
DANGER!!!!
23 Thomson Power Systems