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Maintenance
TANK REMOVAL
It is necessary to remove the tank in order to repair the pump, or to replace or service internal hoses.
1.
Drain tank by removing the top filler port cap and drain plug on the side of the machine (Figure 4). A two gallon container will be needed
to drain the fluid into.
2.
Replace drain plug and filler port cap.
3.
Remove two lifting bail eyebolts and the two bolts from the back of the tank.
4.
Disconnect return line on the back of the tank; carefully lift tank 3-4'' (8-10 cm) and disconnect suction line. The tank can now be removed.
POWER CORD
If the power cord is damaged, it must be replaced by NFE or a qualified professional.
ISOLATORS
Inspection
1.
Perform the wheel removal procedure to access the bottom cover.
2.
Remove one wheel at a time; remove the bottom cover bolt behind each wheel.
3.
Carefully remove the bottom cover to expose the underside.
4.
Inspect the isolators from the side for damage or wear.
Replacement
1.
Remove the side slide weights, side weights, and front weight.
2.
Loosen the seven socket head cap screws holding the isolators in place. Grip each isolator with locking pliers to aid in loosening.
3.
Remove and replace each isolator. It is recommended adding red threadlocker to the threads of the cap screws when reinstalling.
CUTTING HEAD BEARING
Inspection
1.
Perform the wheel removal procedure to access the bottom cover.
2.
Remove one wheel at a time; remove the bottom cover bolt behind each wheel.
3.
Carefully remove the bottom cover to expose the underside.
4.
Inspect the cutting head bearing for damage or wear.
Replacement
1.
Remove the bottom cover.
2.
Remove the cutting head bearing from the cutting head by removing the four bolts that hold down the bearing.
3.
Replace the cutting head bearing and re-tighten the four bolts.
4.
Place the bottom cover and re-tighten the eight bolts that hold the bottom cover in place.
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